World Water LevelsWater, in perspective
Menu

IJssel water level at Zwolle (Katerveer) today

Is the IJssel unusually low at Zwolle (Katerveer)?

The IJssel at Zwolle (Katerveer) read -25 cm above NAP at .

Level now

in the lowest 10 percent for the date

-25 cm

Provisional

in the lowest 10 percent for the date

-25 cmNormal for the date-17 cm to 70 cmLowest -49.4 cmMedian 14 cm
The normal range for 26 October is -17 cm to 70 cm: the 10th to 90th percentile of the daily averages from 19 October to 2 November in 14 years between 2012 and 2025.
Table: where the water stands
LevelValue
Newest reading-25 cm,
Normal range for the date-17 cm to 70 cm
Median for the date14 cm
Lowest in our series-49.4 cm
Past day
-24 cm
Past week
+15 cm

Heights are given above NAP, the datum the source names (NAP).

Level history

within the normal range for the date

On the IJssel at Zwolle (Katerveer) averaged -13.2 cm above NAP.

The last 90 days, against the normal range for each day

The last 90 days, against the normal range for each day -50 cm 0 cm 50 cm Lowest -49.4 cm -13.2 cm
  • Level
  • Below the normal range
  • Normal range for the date
  • Median for the date
  • A year earlier
  • Our record
Daily averages of the IJssel at Zwolle (Katerveer) from 28 July 2026 to 25 October 2026, with the normal range for each day and the same days a year earlier.
Table: The last 90 days, against the normal range for each day
DayDaily average (cm)Normal rangeMedianA year earlier
-10.7 cm-4.6 cm to 82.8 cm29.6 cm23.3 cm
-12.2 cm-6.6 cm to 82.8 cm33.3 cm21.4 cm
-10.6 cm-7.2 cm to 82.8 cm36.5 cm21.9 cm
-8.5 cm-8.1 cm to 82.7 cm36.7 cm20.8 cm
-13.5 cm-9.0 cm to 82.9 cm37.0 cm29.5 cm
-17.1 cm-9.4 cm to 85.2 cm37.3 cm38.5 cm
-19.6 cm-9.4 cm to 85.2 cm37.5 cm44.0 cm
-17.3 cm-9.7 cm to 83.4 cm37.6 cm44.0 cm
-15.1 cm-9.8 cm to 82.9 cm37.5 cm50.6 cm
-10.5 cm-10.5 cm to 81.4 cm37.5 cm47.8 cm
-18.9 cm-10.5 cm to 79.9 cm37.4 cm44.0 cm
-21.4 cm-10.5 cm to 78.7 cm37.3 cm44.4 cm
-22.3 cm-11.0 cm to 77.5 cm37.3 cm43.6 cm
-16.9 cm-11.0 cm to 75.9 cm37.0 cm42.5 cm
-22.1 cm-11.0 cm to 75.5 cm35.0 cm40.7 cm
-27.4 cm-11.0 cm to 75.2 cm34.1 cm37.4 cm
-26.9 cm-11.0 cm to 74.5 cm33.7 cm34.3 cm
-24.0 cm-11.0 cm to 74.0 cm32.8 cm30.7 cm
-24.3 cm-10.7 cm to 71.9 cm30.8 cm28.3 cm
-24.9 cm-9.9 cm to 69.6 cm28.3 cm23.1 cm
-22.0 cm-9.9 cm to 68.5 cm26.5 cm14.9 cm
-24.3 cm-9.9 cm to 63.9 cm24.0 cm7.5 cm
-24.2 cm-9.9 cm to 57.6 cm23.0 cm3.6 cm
-23.7 cm-9.9 cm to 57.2 cm22.6 cm1.9 cm
-20.3 cm-9.9 cm to 54.6 cm21.3 cm2.3 cm
-15.8 cm-10.7 cm to 52.0 cm19.1 cm0.5 cm
-18.1 cm-10.7 cm to 48.2 cm18.7 cm-0.2 cm
-24.3 cm-10.2 cm to 47.3 cm18.3 cm-3.1 cm
-28.1 cm-10.6 cm to 45.9 cm18.0 cm-5.9 cm
-27.2 cm-10.9 cm to 45.2 cm17.3 cm-8.0 cm
-27.1 cm-11.1 cm to 45.0 cm16.3 cm-0.9 cm
-22.9 cm-11.1 cm to 44.9 cm16.0 cm6.2 cm
-21.9 cm-10.9 cm to 44.4 cm15.8 cm6.3 cm
-15.0 cm-10.9 cm to 43.8 cm15.8 cm8.2 cm
-12.3 cm-10.9 cm to 43.5 cm15.8 cm5.2 cm
-10.6 cm-10.9 cm to 43.1 cm16.0 cm6.3 cm
-14.7 cm-10.9 cm to 42.4 cm16.0 cm8.8 cm
-11.3 cm-10.6 cm to 42.3 cm16.0 cm9.8 cm
-4.7 cm-10.5 cm to 42.3 cm16.3 cm21.9 cm
-1.4 cm-10.2 cm to 42.5 cm16.8 cm27.9 cm
-15.5 cm-9.5 cm to 43.1 cm17.7 cm21.3 cm
-15.0 cm-9.7 cm to 48.1 cm17.7 cm11.9 cm
-12.4 cm-8.4 cm to 48.2 cm17.6 cm13.6 cm
-0.8 cm-8.4 cm to 48.2 cm17.6 cm14.4 cm
-10.8 cm-8.2 cm to 48.2 cm17.7 cm17.6 cm
-13.3 cm-7.7 cm to 48.4 cm17.6 cm25.6 cm
-12.9 cm-7.7 cm to 48.6 cm17.6 cm30.2 cm
-10.4 cm-7.7 cm to 49.4 cm17.5 cm30.3 cm
-14.7 cm-7.7 cm to 49.8 cm17.5 cm33.6 cm
-12.0 cm-7.9 cm to 50.6 cm17.5 cm37.5 cm
-9.0 cm-8.3 cm to 50.6 cm17.2 cm43.7 cm
-15.6 cm-8.4 cm to 50.6 cm16.2 cm38.0 cm
-11.1 cm-10.0 cm to 50.8 cm15.8 cm39.1 cm
-12.8 cm-10.6 cm to 50.8 cm14.9 cm33.7 cm
-0.9 cm-10.6 cm to 49.8 cm14.6 cm30.0 cm
-7.6 cm-10.6 cm to 48.7 cm13.2 cm33.4 cm
-13.4 cm-10.6 cm to 48.4 cm12.5 cm28.3 cm
-13.1 cm-11.2 cm to 48.2 cm12.0 cm21.3 cm
-8.8 cm-10.8 cm to 48.1 cm11.9 cm13.6 cm
-17.8 cm-10.7 cm to 48.1 cm11.3 cm8.9 cm
-15.6 cm-10.4 cm to 47.2 cm11.1 cm9.0 cm
-19.9 cm-10.0 cm to 46.1 cm10.7 cm18.8 cm
-18.7 cm-10.4 cm to 46.1 cm10.2 cm34.1 cm
-20.3 cm-10.6 cm to 46.1 cm10.0 cm44.7 cm
-21.6 cm-10.7 cm to 46.1 cm10.0 cm43.0 cm
-18.7 cm-10.8 cm to 46.5 cm9.5 cm36.6 cm
-21.0 cm-10.8 cm to 46.9 cm9.5 cm32.6 cm
-21.8 cm-11.3 cm to 46.9 cm10.7 cm26.8 cm
-22.9 cm-12.3 cm to 46.9 cm11.4 cm39.0 cm
-23.0 cm-13.1 cm to 47.7 cm12.0 cm49.4 cm
-23.1 cm-13.5 cm to 48.0 cm12.3 cm41.4 cm
-24.3 cm-13.7 cm to 48.6 cm12.8 cm33.2 cm
-10.5 cm-14.7 cm to 49.4 cm14.4 cm28.9 cm
-23.1 cm-17.2 cm to 50.1 cm14.9 cm26.3 cm
-10.0 cm-18.4 cm to 50.9 cm14.9 cm23.0 cm
-10.2 cm-19.2 cm to 50.9 cm14.9 cm19.6 cm
-20.0 cm-20.9 cm to 52.0 cm14.9 cm18.2 cm
-25.2 cm-20.9 cm to 52.8 cm14.9 cm15.0 cm
-23.5 cm-22.0 cm to 56.9 cm14.4 cm11.4 cm
-29.5 cm-23.6 cm to 61.0 cm14.8 cm8.5 cm
-25.6 cm-22.0 cm to 65.8 cm14.8 cm6.7 cm
-19.1 cm-19.9 cm to 66.7 cm14.8 cm6.0 cm
-28.1 cm-19.9 cm to 67.0 cm14.2 cm-1.7 cm
-40.1 cm-19.9 cm to 68.3 cm12.4 cm-6.7 cm
-49.4 cm-17.3 cm to 68.3 cm12.4 cm-8.4 cm
-46.2 cm-17.3 cm to 68.3 cm12.4 cm-5.2 cm
-41.3 cm-17.2 cm to 68.3 cm12.4 cm-3.1 cm
-44.6 cm-17.2 cm to 68.5 cm13.0 cm2.4 cm
-24.3 cm-17.2 cm to 68.5 cm13.7 cm22.2 cm
-13.2 cm-17.2 cm to 69.2 cm13.7 cm19.2 cm

The last 12 months, against the normal range for each day

The last 12 months, against the normal range for each day 0 cm 100 cm 200 cm 300 cm Highest 286.9 cm Lowest -49.4 cm -13.2 cm
  • Level
  • Below the normal range
  • Above the normal range
  • Normal range for the date
  • Median for the date
  • Our record
Daily averages of the IJssel at Zwolle (Katerveer) from 25 October 2025 to 25 October 2026, with the normal range for each day.
Table: The last 12 months, against the normal range for each day
DayDaily average (cm)Normal rangeMedian
19.2 cm-17.2 cm to 69.2 cm13.7 cm
38.3 cm-17.2 cm to 70.4 cm13.7 cm
46.2 cm-17.3 cm to 71.3 cm14.2 cm
57.9 cm-17.3 cm to 71.6 cm14.9 cm
61.8 cm-17.4 cm to 71.7 cm16.4 cm
69.3 cm-17.5 cm to 71.8 cm18.9 cm
67.3 cm-18.6 cm to 74.1 cm20.0 cm
71.8 cm-18.6 cm to 75.7 cm20.7 cm
80.6 cm-18.7 cm to 78.2 cm21.2 cm
82.2 cm-18.7 cm to 79.0 cm21.2 cm
75.8 cm-18.7 cm to 80.5 cm21.6 cm
67.7 cm-18.7 cm to 80.7 cm20.8 cm
63.0 cm-18.7 cm to 81.4 cm20.6 cm
62.0 cm-18.3 cm to 82.2 cm20.4 cm
62.1 cm-17.5 cm to 83.4 cm20.5 cm
59.5 cm-17.5 cm to 86.9 cm20.6 cm
51.2 cm-17.5 cm to 96.3 cm21.1 cm
46.8 cm-17.0 cm to 101.5 cm23.1 cm
42.9 cm-16.1 cm to 106.6 cm25.2 cm
43.0 cm-15.5 cm to 109.5 cm27.1 cm
42.6 cm-14.5 cm to 110.6 cm28.3 cm
39.2 cm-14.5 cm to 110.6 cm32.7 cm
40.1 cm-13.7 cm to 110.6 cm34.1 cm
42.8 cm-13.7 cm to 110.6 cm34.9 cm
35.9 cm-13.7 cm to 110.6 cm35.3 cm
32.9 cm-14.4 cm to 110.6 cm35.6 cm
34.7 cm-14.4 cm to 110.6 cm36.0 cm
29.8 cm-14.4 cm to 110.6 cm37.8 cm
23.4 cm-14.0 cm to 110.6 cm38.0 cm
17.8 cm-13.8 cm to 107.1 cm38.3 cm
25.8 cm-13.7 cm to 106.7 cm38.8 cm
29.0 cm-13.6 cm to 107.1 cm39.3 cm
24.3 cm-13.6 cm to 107.1 cm39.4 cm
19.0 cm-13.7 cm to 106.8 cm39.3 cm
20.0 cm-13.7 cm to 106.8 cm39.1 cm
23.5 cm-13.7 cm to 107.1 cm38.8 cm
38.2 cm-13.6 cm to 107.1 cm38.8 cm
41.5 cm-13.3 cm to 107.6 cm39.1 cm
43.1 cm-12.1 cm to 107.6 cm40.0 cm
44.6 cm-9.8 cm to 107.5 cm40.2 cm
39.4 cm-9.7 cm to 107.5 cm40.7 cm
62.5 cm-7.8 cm to 107.5 cm41.4 cm
77.1 cm-6.6 cm to 107.4 cm43.3 cm
81.6 cm-6.1 cm to 108.1 cm45.1 cm
88.0 cm-5.7 cm to 108.5 cm46.3 cm
70.7 cm-5.7 cm to 109.2 cm48.9 cm
53.6 cm-5.7 cm to 109.3 cm48.9 cm
49.9 cm-5.7 cm to 109.6 cm50.4 cm
52.0 cm-5.7 cm to 129.4 cm51.9 cm
58.1 cm-5.7 cm to 137.0 cm51.5 cm
58.3 cm-5.7 cm to 139.9 cm51.5 cm
53.3 cm-5.6 cm to 156.6 cm51.9 cm
48.9 cm-5.6 cm to 161.0 cm51.7 cm
46.5 cm-5.6 cm to 167.8 cm50.6 cm
40.6 cm-5.4 cm to 177.3 cm50.6 cm
42.5 cm-5.3 cm to 180.7 cm51.4 cm
42.1 cm-5.2 cm to 186.5 cm52.4 cm
39.9 cm-5.2 cm to 187.2 cm54.6 cm
33.2 cm-4.8 cm to 191.6 cm59.2 cm
23.9 cm-4.0 cm to 193.7 cm63.8 cm
22.3 cm-2.5 cm to 206.6 cm66.7 cm
16.9 cm-3.0 cm to 227.5 cm78.3 cm
15.1 cm0.8 cm to 236.8 cm80.8 cm
16.1 cm2.4 cm to 242.8 cm82.0 cm
13.2 cm5.2 cm to 244.7 cm84.4 cm
9.4 cm6.9 cm to 244.7 cm84.8 cm
7.3 cm7.5 cm to 244.7 cm85.0 cm
5.2 cm9.8 cm to 246.5 cm85.0 cm
11.7 cm12.3 cm to 246.5 cm85.2 cm
18.1 cm14.4 cm to 246.5 cm85.6 cm
16.6 cm14.4 cm to 242.7 cm85.6 cm
16.9 cm14.4 cm to 242.0 cm88.3 cm
11.9 cm17.9 cm to 244.1 cm95.2 cm
8.9 cm18.1 cm to 242.2 cm96.6 cm
-2.3 cm19.0 cm to 241.6 cm97.1 cm
2.6 cm23.0 cm to 239.4 cm96.8 cm
-1.3 cm26.9 cm to 235.4 cm99.0 cm
11.8 cm28.1 cm to 232.8 cm101.0 cm
11.3 cm29.2 cm to 229.5 cm102.9 cm
5.8 cm31.1 cm to 223.2 cm104.8 cm
23.1 cm32.6 cm to 218.7 cm105.5 cm
46.2 cm33.6 cm to 217.3 cm105.2 cm
55.4 cm34.1 cm to 202.4 cm104.4 cm
57.4 cm33.6 cm to 199.1 cm103.1 cm
57.6 cm32.6 cm to 194.4 cm97.8 cm
55.4 cm31.1 cm to 191.2 cm93.2 cm
51.9 cm29.3 cm to 190.0 cm92.8 cm
48.5 cm28.1 cm to 187.5 cm90.3 cm
44.5 cm27.7 cm to 187.2 cm85.7 cm
39.4 cm27.7 cm to 180.0 cm81.5 cm
35.9 cm27.1 cm to 175.9 cm78.1 cm
31.3 cm27.1 cm to 173.7 cm77.4 cm
27.0 cm27.1 cm to 173.2 cm77.4 cm
25.4 cm27.1 cm to 173.2 cm76.6 cm
16.6 cm27.1 cm to 171.7 cm76.6 cm
15.4 cm27.1 cm to 171.7 cm76.6 cm
14.0 cm27.1 cm to 180.0 cm76.6 cm
11.7 cm27.1 cm to 190.1 cm78.8 cm
12.4 cm27.4 cm to 193.5 cm84.8 cm
19.5 cm30.6 cm to 198.4 cm88.2 cm
25.7 cm34.9 cm to 199.5 cm91.7 cm
28.4 cm35.0 cm to 208.0 cm96.1 cm
33.4 cm35.2 cm to 208.9 cm97.4 cm
30.2 cm35.2 cm to 208.9 cm98.5 cm
32.4 cm35.1 cm to 199.6 cm101.4 cm
35.8 cm34.9 cm to 199.6 cm101.4 cm
36.3 cm34.5 cm to 199.6 cm98.4 cm
33.5 cm33.3 cm to 199.6 cm96.9 cm
30.9 cm33.3 cm to 199.6 cm94.9 cm
31.5 cm32.2 cm to 199.5 cm93.5 cm
37.0 cm32.0 cm to 199.3 cm92.2 cm
46.0 cm32.0 cm to 196.2 cm90.1 cm
50.5 cm32.0 cm to 194.9 cm88.1 cm
54.0 cm31.8 cm to 193.6 cm85.1 cm
78.0 cm31.8 cm to 190.1 cm84.2 cm
110.1 cm31.8 cm to 187.5 cm80.6 cm
128.4 cm32.0 cm to 181.8 cm78.9 cm
132.3 cm32.0 cm to 171.7 cm75.7 cm
136.7 cm32.1 cm to 169.5 cm72.3 cm
143.5 cm32.4 cm to 166.2 cm71.5 cm
149.1 cm32.4 cm to 164.2 cm70.4 cm
154.4 cm32.1 cm to 163.2 cm69.6 cm
157.1 cm32.4 cm to 163.0 cm67.7 cm
160.3 cm32.4 cm to 162.3 cm66.1 cm
165.1 cm32.8 cm to 162.1 cm65.3 cm
171.3 cm32.8 cm to 161.9 cm64.1 cm
176.9 cm32.8 cm to 161.9 cm63.3 cm
176.1 cm33.2 cm to 162.1 cm61.8 cm
168.5 cm33.6 cm to 162.3 cm58.8 cm
156.2 cm34.9 cm to 161.9 cm57.5 cm
140.3 cm35.6 cm to 159.8 cm57.1 cm
117.0 cm36.3 cm to 159.5 cm56.6 cm
95.4 cm36.8 cm to 158.7 cm56.0 cm
78.8 cm39.0 cm to 146.4 cm56.0 cm
66.2 cm40.0 cm to 135.4 cm55.7 cm
58.2 cm40.7 cm to 127.5 cm55.4 cm
54.1 cm40.7 cm to 124.0 cm56.5 cm
52.8 cm40.7 cm to 123.1 cm56.9 cm
50.9 cm40.6 cm to 122.7 cm57.1 cm
48.8 cm40.4 cm to 124.0 cm57.5 cm
55.1 cm40.0 cm to 127.8 cm58.3 cm
59.9 cm38.6 cm to 127.8 cm58.8 cm
69.3 cm38.1 cm to 127.8 cm58.8 cm
68.8 cm36.5 cm to 127.8 cm58.8 cm
71.4 cm35.7 cm to 127.7 cm59.9 cm
73.1 cm34.1 cm to 121.9 cm58.8 cm
70.9 cm33.4 cm to 118.6 cm58.5 cm
66.7 cm32.5 cm to 115.6 cm57.0 cm
62.8 cm32.1 cm to 112.8 cm56.3 cm
60.0 cm31.4 cm to 107.6 cm55.8 cm
54.6 cm30.8 cm to 101.1 cm55.3 cm
63.0 cm30.0 cm to 100.4 cm53.8 cm
62.3 cm28.4 cm to 99.5 cm52.8 cm
47.5 cm28.1 cm to 98.0 cm52.4 cm
49.1 cm26.7 cm to 93.5 cm52.3 cm
44.7 cm25.9 cm to 93.5 cm51.9 cm
57.1 cm24.9 cm to 98.0 cm51.8 cm
51.1 cm24.4 cm to 99.5 cm51.7 cm
47.4 cm24.3 cm to 108.1 cm51.7 cm
47.4 cm24.3 cm to 109.9 cm51.5 cm
43.9 cm24.0 cm to 112.8 cm51.5 cm
46.5 cm24.0 cm to 113.6 cm51.5 cm
52.2 cm24.3 cm to 113.6 cm51.5 cm
46.9 cm24.3 cm to 113.6 cm51.3 cm
39.2 cm24.3 cm to 113.6 cm50.4 cm
34.4 cm24.3 cm to 113.6 cm50.2 cm
31.8 cm23.8 cm to 112.4 cm50.4 cm
44.9 cm23.4 cm to 111.5 cm50.4 cm
28.9 cm23.3 cm to 109.5 cm50.4 cm
31.0 cm21.3 cm to 107.1 cm50.4 cm
31.0 cm18.7 cm to 100.7 cm50.2 cm
32.5 cm17.3 cm to 93.9 cm50.0 cm
30.4 cm17.0 cm to 92.4 cm49.6 cm
31.4 cm16.7 cm to 89.8 cm49.2 cm
30.4 cm16.2 cm to 88.7 cm48.9 cm
31.0 cm15.8 cm to 88.3 cm48.6 cm
34.5 cm14.1 cm to 87.6 cm48.4 cm
32.5 cm14.3 cm to 85.2 cm47.4 cm
29.4 cm14.3 cm to 84.3 cm47.0 cm
30.5 cm14.1 cm to 83.3 cm46.5 cm
32.6 cm13.8 cm to 82.8 cm46.3 cm
31.6 cm13.8 cm to 81.8 cm45.8 cm
29.2 cm14.1 cm to 79.4 cm45.3 cm
27.0 cm14.1 cm to 79.4 cm45.2 cm
23.6 cm14.5 cm to 78.1 cm45.2 cm
19.0 cm15.8 cm to 76.9 cm45.2 cm
13.0 cm16.8 cm to 76.9 cm44.3 cm
8.9 cm16.9 cm to 76.9 cm44.4 cm
10.4 cm17.4 cm to 78.2 cm44.9 cm
13.5 cm17.5 cm to 79.4 cm44.9 cm
14.4 cm17.7 cm to 79.7 cm45.2 cm
16.5 cm17.8 cm to 80.0 cm45.4 cm
16.6 cm18.2 cm to 80.2 cm45.2 cm
18.1 cm19.6 cm to 82.0 cm45.4 cm
17.3 cm21.1 cm to 84.1 cm46.0 cm
14.3 cm22.0 cm to 85.0 cm46.4 cm
16.4 cm22.2 cm to 85.6 cm46.8 cm
20.4 cm22.1 cm to 86.0 cm47.0 cm
29.9 cm22.1 cm to 86.3 cm47.2 cm
33.1 cm21.6 cm to 86.3 cm47.5 cm
20.6 cm22.1 cm to 86.3 cm48.3 cm
25.5 cm23.5 cm to 86.9 cm48.8 cm
29.8 cm22.6 cm to 86.3 cm49.2 cm
28.9 cm23.3 cm to 87.4 cm49.4 cm
24.5 cm23.3 cm to 87.4 cm49.2 cm
28.0 cm22.6 cm to 86.3 cm49.2 cm
25.4 cm22.0 cm to 86.3 cm49.2 cm
26.0 cm21.8 cm to 86.3 cm49.4 cm
24.7 cm21.8 cm to 87.4 cm49.6 cm
22.6 cm21.4 cm to 87.4 cm49.6 cm
21.8 cm21.4 cm to 87.4 cm49.6 cm
21.3 cm21.1 cm to 92.9 cm49.6 cm
18.6 cm21.4 cm to 96.1 cm49.6 cm
18.1 cm21.2 cm to 120.3 cm49.6 cm
14.8 cm20.6 cm to 125.0 cm49.0 cm
9.0 cm20.2 cm to 127.2 cm48.0 cm
10.0 cm19.7 cm to 129.7 cm47.6 cm
9.1 cm19.1 cm to 132.2 cm47.6 cm
8.7 cm16.6 cm to 133.8 cm47.6 cm
8.6 cm16.4 cm to 138.6 cm47.5 cm
5.0 cm16.3 cm to 142.1 cm47.3 cm
5.5 cm16.5 cm to 145.7 cm47.1 cm
8.1 cm18.7 cm to 151.0 cm47.1 cm
15.1 cm18.7 cm to 152.8 cm46.7 cm
11.5 cm18.7 cm to 153.8 cm46.5 cm
15.8 cm17.7 cm to 156.7 cm46.4 cm
13.6 cm18.1 cm to 156.7 cm46.5 cm
21.7 cm18.1 cm to 156.7 cm46.4 cm
20.6 cm17.7 cm to 156.7 cm46.1 cm
20.5 cm17.7 cm to 156.7 cm46.3 cm
25.2 cm17.7 cm to 157.1 cm46.3 cm
30.9 cm17.7 cm to 157.1 cm46.2 cm
33.0 cm17.6 cm to 156.7 cm46.4 cm
23.0 cm16.8 cm to 151.8 cm46.8 cm
7.6 cm16.8 cm to 146.8 cm46.9 cm
7.4 cm16.6 cm to 142.3 cm46.9 cm
7.1 cm16.6 cm to 137.5 cm46.9 cm
5.2 cm16.1 cm to 134.3 cm47.1 cm
8.2 cm15.7 cm to 133.6 cm47.2 cm
5.7 cm14.9 cm to 128.2 cm47.3 cm
3.7 cm14.2 cm to 123.1 cm47.3 cm
1.4 cm14.2 cm to 116.8 cm47.1 cm
4.7 cm13.5 cm to 114.5 cm46.4 cm
10.3 cm13.5 cm to 111.4 cm45.2 cm
7.7 cm13.7 cm to 106.3 cm44.3 cm
10.2 cm13.2 cm to 106.0 cm43.0 cm
12.3 cm13.0 cm to 103.2 cm42.4 cm
10.3 cm12.2 cm to 102.1 cm42.2 cm
6.2 cm12.2 cm to 97.7 cm41.8 cm
6.0 cm11.8 cm to 96.7 cm41.2 cm
13.2 cm11.3 cm to 92.9 cm40.3 cm
11.8 cm11.2 cm to 92.0 cm39.6 cm
7.2 cm11.0 cm to 90.7 cm38.8 cm
11.0 cm11.0 cm to 90.0 cm38.8 cm
8.0 cm10.9 cm to 89.8 cm38.8 cm
10.5 cm10.8 cm to 89.8 cm38.8 cm
7.3 cm10.4 cm to 89.8 cm38.7 cm
2.6 cm10.1 cm to 89.8 cm38.3 cm
2.5 cm8.8 cm to 90.6 cm37.9 cm
1.6 cm8.2 cm to 89.4 cm37.1 cm
0.5 cm7.2 cm to 88.2 cm36.5 cm
-1.6 cm6.4 cm to 88.1 cm35.8 cm
-4.9 cm6.3 cm to 87.8 cm34.9 cm
-5.2 cm5.8 cm to 86.8 cm33.0 cm
-5.5 cm5.2 cm to 85.5 cm31.7 cm
-1.8 cm4.7 cm to 84.8 cm30.2 cm
1.0 cm4.3 cm to 84.8 cm29.8 cm
5.6 cm3.6 cm to 84.8 cm28.7 cm
-2.3 cm3.3 cm to 84.8 cm26.7 cm
-6.2 cm0.8 cm to 84.8 cm26.1 cm
1.9 cm0.0 cm to 84.8 cm25.3 cm
-3.2 cm-2.4 cm to 84.8 cm24.9 cm
-9.8 cm-3.0 cm to 83.5 cm24.3 cm
-9.2 cm-4.1 cm to 82.9 cm24.6 cm
-4.6 cm-4.2 cm to 82.9 cm25.3 cm
-3.5 cm-4.2 cm to 82.8 cm28.2 cm
-10.7 cm-4.6 cm to 82.8 cm29.6 cm
-12.2 cm-6.6 cm to 82.8 cm33.3 cm
-10.6 cm-7.2 cm to 82.8 cm36.5 cm
-8.5 cm-8.1 cm to 82.7 cm36.7 cm
-13.5 cm-9.0 cm to 82.9 cm37.0 cm
-17.1 cm-9.4 cm to 85.2 cm37.3 cm
-19.6 cm-9.4 cm to 85.2 cm37.5 cm
-17.3 cm-9.7 cm to 83.4 cm37.6 cm
-15.1 cm-9.8 cm to 82.9 cm37.5 cm
-10.5 cm-10.5 cm to 81.4 cm37.5 cm
-18.9 cm-10.5 cm to 79.9 cm37.4 cm
-21.4 cm-10.5 cm to 78.7 cm37.3 cm
-22.3 cm-11.0 cm to 77.5 cm37.3 cm
-16.9 cm-11.0 cm to 75.9 cm37.0 cm
-22.1 cm-11.0 cm to 75.5 cm35.0 cm
-27.4 cm-11.0 cm to 75.2 cm34.1 cm
-26.9 cm-11.0 cm to 74.5 cm33.7 cm
-24.0 cm-11.0 cm to 74.0 cm32.8 cm
-24.3 cm-10.7 cm to 71.9 cm30.8 cm
-24.9 cm-9.9 cm to 69.6 cm28.3 cm
-22.0 cm-9.9 cm to 68.5 cm26.5 cm
-24.3 cm-9.9 cm to 63.9 cm24.0 cm
-24.2 cm-9.9 cm to 57.6 cm23.0 cm
-23.7 cm-9.9 cm to 57.2 cm22.6 cm
-20.3 cm-9.9 cm to 54.6 cm21.3 cm
-15.8 cm-10.7 cm to 52.0 cm19.1 cm
-18.1 cm-10.7 cm to 48.2 cm18.7 cm
-24.3 cm-10.2 cm to 47.3 cm18.3 cm
-28.1 cm-10.6 cm to 45.9 cm18.0 cm
-27.2 cm-10.9 cm to 45.2 cm17.3 cm
-27.1 cm-11.1 cm to 45.0 cm16.3 cm
-22.9 cm-11.1 cm to 44.9 cm16.0 cm
-21.9 cm-10.9 cm to 44.4 cm15.8 cm
-15.0 cm-10.9 cm to 43.8 cm15.8 cm
-12.3 cm-10.9 cm to 43.5 cm15.8 cm
-10.6 cm-10.9 cm to 43.1 cm16.0 cm
-14.7 cm-10.9 cm to 42.4 cm16.0 cm
-11.3 cm-10.6 cm to 42.3 cm16.0 cm
-4.7 cm-10.5 cm to 42.3 cm16.3 cm
-1.4 cm-10.2 cm to 42.5 cm16.8 cm
-15.5 cm-9.5 cm to 43.1 cm17.7 cm
-15.0 cm-9.7 cm to 48.1 cm17.7 cm
-12.4 cm-8.4 cm to 48.2 cm17.6 cm
-0.8 cm-8.4 cm to 48.2 cm17.6 cm
-10.8 cm-8.2 cm to 48.2 cm17.7 cm
-13.3 cm-7.7 cm to 48.4 cm17.6 cm
-12.9 cm-7.7 cm to 48.6 cm17.6 cm
-10.4 cm-7.7 cm to 49.4 cm17.5 cm
-14.7 cm-7.7 cm to 49.8 cm17.5 cm
-12.0 cm-7.9 cm to 50.6 cm17.5 cm
-9.0 cm-8.3 cm to 50.6 cm17.2 cm
-15.6 cm-8.4 cm to 50.6 cm16.2 cm
-11.1 cm-10.0 cm to 50.8 cm15.8 cm
-12.8 cm-10.6 cm to 50.8 cm14.9 cm
-0.9 cm-10.6 cm to 49.8 cm14.6 cm
-7.6 cm-10.6 cm to 48.7 cm13.2 cm
-13.4 cm-10.6 cm to 48.4 cm12.5 cm
-13.1 cm-11.2 cm to 48.2 cm12.0 cm
-8.8 cm-10.8 cm to 48.1 cm11.9 cm
-17.8 cm-10.7 cm to 48.1 cm11.3 cm
-15.6 cm-10.4 cm to 47.2 cm11.1 cm
-19.9 cm-10.0 cm to 46.1 cm10.7 cm
-18.7 cm-10.4 cm to 46.1 cm10.2 cm
-20.3 cm-10.6 cm to 46.1 cm10.0 cm
-21.6 cm-10.7 cm to 46.1 cm10.0 cm
-18.7 cm-10.8 cm to 46.5 cm9.5 cm
-21.0 cm-10.8 cm to 46.9 cm9.5 cm
-21.8 cm-11.3 cm to 46.9 cm10.7 cm
-22.9 cm-12.3 cm to 46.9 cm11.4 cm
-23.0 cm-13.1 cm to 47.7 cm12.0 cm
-23.1 cm-13.5 cm to 48.0 cm12.3 cm
-24.3 cm-13.7 cm to 48.6 cm12.8 cm
-10.5 cm-14.7 cm to 49.4 cm14.4 cm
-23.1 cm-17.2 cm to 50.1 cm14.9 cm
-10.0 cm-18.4 cm to 50.9 cm14.9 cm
-10.2 cm-19.2 cm to 50.9 cm14.9 cm
-20.0 cm-20.9 cm to 52.0 cm14.9 cm
-25.2 cm-20.9 cm to 52.8 cm14.9 cm
-23.5 cm-22.0 cm to 56.9 cm14.4 cm
-29.5 cm-23.6 cm to 61.0 cm14.8 cm
-25.6 cm-22.0 cm to 65.8 cm14.8 cm
-19.1 cm-19.9 cm to 66.7 cm14.8 cm
-28.1 cm-19.9 cm to 67.0 cm14.2 cm
-40.1 cm-19.9 cm to 68.3 cm12.4 cm
-49.4 cm-17.3 cm to 68.3 cm12.4 cm
-46.2 cm-17.3 cm to 68.3 cm12.4 cm
-41.3 cm-17.2 cm to 68.3 cm12.4 cm
-44.6 cm-17.2 cm to 68.5 cm13.0 cm
-24.3 cm-17.2 cm to 68.5 cm13.7 cm
-13.2 cm-17.2 cm to 69.2 cm13.7 cm

The last 10 years, weekly averages

The last 10 years, weekly averages 0 cm 100 cm 200 cm 300 cm Highest 286.9 cm Lowest -49.4 cm -37.0 cm
  • Level
  • Our record
Weekly averages of the IJssel at Zwolle (Katerveer) from the week of 24 October 2016 to 25 October 2026.
Table: The last 10 years, weekly averages
Week startingWeekly average (cm)
-14.6 cm
-7.0 cm
-11.6 cm
23.7 cm
38.5 cm
22.1 cm
0.9 cm
-7.3 cm
-11.9 cm
-7.4 cm
-9.6 cm
3.6 cm
7.6 cm
-14.6 cm
-10.8 cm
28.6 cm
30.4 cm
49.2 cm
69.5 cm
94.2 cm
103.0 cm
67.1 cm
48.1 cm
40.5 cm
30.7 cm
18.9 cm
17.0 cm
27.9 cm
44.4 cm
41.5 cm
39.5 cm
26.0 cm
31.9 cm
37.9 cm
17.9 cm
19.1 cm
23.9 cm
24.3 cm
18.0 cm
22.1 cm
38.9 cm
24.7 cm
34.8 cm
33.0 cm
17.0 cm
24.2 cm
48.0 cm
46.8 cm
22.5 cm
37.5 cm
47.8 cm
24.2 cm
20.4 cm
9.5 cm
9.3 cm
40.3 cm
60.5 cm
91.9 cm
83.6 cm
133.1 cm
181.2 cm
132.1 cm
176.5 cm
235.6 cm
169.8 cm
198.9 cm
221.6 cm
165.0 cm
91.1 cm
66.6 cm
43.0 cm
45.3 cm
53.4 cm
58.0 cm
50.6 cm
64.2 cm
56.5 cm
50.1 cm
49.3 cm
51.5 cm
41.9 cm
45.8 cm
42.7 cm
45.6 cm
48.9 cm
49.3 cm
53.3 cm
29.4 cm
11.9 cm
14.5 cm
3.0 cm
-5.5 cm
-9.1 cm
-13.0 cm
-8.4 cm
-8.2 cm
-10.1 cm
-6.1 cm
-8.7 cm
-13.2 cm
-11.8 cm
-14.1 cm
-27.9 cm
-28.9 cm
-23.0 cm
-29.9 cm
-31.0 cm
-29.2 cm
-34.9 cm
-33.9 cm
-8.4 cm
28.1 cm
17.1 cm
54.3 cm
51.1 cm
48.2 cm
80.6 cm
57.0 cm
52.6 cm
58.8 cm
85.1 cm
52.2 cm
33.9 cm
52.1 cm
112.7 cm
159.4 cm
84.6 cm
48.1 cm
42.9 cm
34.5 cm
21.7 cm
30.3 cm
30.1 cm
44.6 cm
49.8 cm
66.3 cm
44.0 cm
45.8 cm
49.6 cm
44.9 cm
42.5 cm
39.9 cm
31.6 cm
17.3 cm
14.1 cm
18.9 cm
20.0 cm
13.6 cm
23.6 cm
14.2 cm
4.5 cm
2.9 cm
-7.3 cm
13.1 cm
11.6 cm
36.9 cm
37.1 cm
22.1 cm
28.2 cm
33.7 cm
39.2 cm
28.8 cm
39.1 cm
54.5 cm
90.4 cm
91.6 cm
84.7 cm
51.0 cm
51.4 cm
29.5 cm
33.0 cm
105.4 cm
169.4 cm
153.4 cm
164.3 cm
176.0 cm
213.5 cm
169.9 cm
78.2 cm
55.6 cm
39.7 cm
25.4 cm
12.0 cm
15.3 cm
23.6 cm
30.4 cm
28.3 cm
15.1 cm
12.0 cm
12.9 cm
30.2 cm
38.3 cm
27.2 cm
38.3 cm
22.1 cm
15.5 cm
9.2 cm
0.6 cm
10.7 cm
5.3 cm
2.5 cm
-4.7 cm
11.4 cm
-6.5 cm
-11.1 cm
-9.1 cm
8.2 cm
23.1 cm
4.1 cm
6.7 cm
31.3 cm
9.4 cm
1.1 cm
-10.0 cm
-12.1 cm
-7.9 cm
-4.2 cm
30.4 cm
71.7 cm
43.5 cm
33.4 cm
59.5 cm
106.3 cm
190.2 cm
226.6 cm
138.5 cm
80.0 cm
48.3 cm
59.0 cm
78.2 cm
64.4 cm
52.4 cm
56.8 cm
49.0 cm
35.3 cm
21.8 cm
24.0 cm
40.7 cm
58.2 cm
79.2 cm
59.2 cm
50.8 cm
52.9 cm
52.0 cm
66.6 cm
76.0 cm
113.7 cm
186.3 cm
121.3 cm
85.2 cm
80.1 cm
56.0 cm
45.0 cm
39.0 cm
32.0 cm
20.8 cm
10.6 cm
7.8 cm
0.4 cm
0.1 cm
-0.3 cm
-5.5 cm
-0.7 cm
1.2 cm
-9.8 cm
-12.4 cm
11.8 cm
37.4 cm
41.1 cm
26.5 cm
39.6 cm
124.6 cm
152.8 cm
71.8 cm
49.9 cm
68.0 cm
119.6 cm
110.0 cm
158.0 cm
93.2 cm
46.1 cm
38.2 cm
30.9 cm
21.4 cm
54.8 cm
88.7 cm
47.7 cm
38.2 cm
39.1 cm
28.8 cm
22.0 cm
31.4 cm
19.0 cm
21.3 cm
19.2 cm
6.9 cm
10.8 cm
12.8 cm
4.4 cm
-5.7 cm
-8.2 cm
-12.0 cm
-19.0 cm
-19.8 cm
-19.3 cm
-24.7 cm
-23.2 cm
-7.3 cm
-2.1 cm
-3.7 cm
16.1 cm
7.4 cm
-7.6 cm
-3.9 cm
-6.7 cm
-9.9 cm
-13.5 cm
16.3 cm
20.6 cm
7.1 cm
-6.9 cm
-4.1 cm
75.4 cm
94.5 cm
98.5 cm
166.8 cm
92.9 cm
66.5 cm
52.9 cm
35.7 cm
31.6 cm
21.5 cm
36.4 cm
100.8 cm
87.5 cm
84.8 cm
124.9 cm
82.5 cm
61.2 cm
64.4 cm
56.1 cm
68.3 cm
85.0 cm
60.7 cm
45.8 cm
32.3 cm
17.5 cm
13.8 cm
18.9 cm
12.0 cm
7.3 cm
6.6 cm
7.8 cm
40.8 cm
64.9 cm
45.1 cm
21.8 cm
12.2 cm
31.5 cm
17.6 cm
7.9 cm
1.7 cm
0.1 cm
-0.9 cm
-2.7 cm
16.7 cm
70.4 cm
92.6 cm
124.5 cm
199.3 cm
187.4 cm
144.4 cm
174.1 cm
225.1 cm
275.0 cm
244.8 cm
218.7 cm
124.0 cm
138.2 cm
148.3 cm
140.1 cm
182.2 cm
150.7 cm
154.6 cm
87.8 cm
65.0 cm
85.4 cm
85.0 cm
97.3 cm
103.1 cm
79.5 cm
94.7 cm
71.0 cm
89.0 cm
67.0 cm
129.5 cm
144.3 cm
147.4 cm
147.7 cm
113.1 cm
87.5 cm
93.2 cm
93.9 cm
89.1 cm
74.4 cm
54.3 cm
50.0 cm
42.5 cm
36.7 cm
21.4 cm
6.8 cm
22.6 cm
25.8 cm
21.8 cm
55.1 cm
64.2 cm
92.4 cm
62.9 cm
48.5 cm
26.1 cm
18.5 cm
59.4 cm
96.1 cm
90.2 cm
100.1 cm
75.7 cm
105.4 cm
88.1 cm
142.4 cm
180.8 cm
90.8 cm
117.3 cm
100.9 cm
52.1 cm
52.7 cm
52.5 cm
52.5 cm
47.8 cm
38.3 cm
33.2 cm
22.8 cm
15.9 cm
9.6 cm
22.5 cm
29.3 cm
16.0 cm
20.0 cm
14.9 cm
19.5 cm
27.6 cm
45.2 cm
33.3 cm
21.8 cm
11.7 cm
12.3 cm
12.7 cm
12.3 cm
28.5 cm
45.3 cm
29.9 cm
1.8 cm
1.6 cm
15.4 cm
23.6 cm
36.5 cm
19.1 cm
38.9 cm
27.2 cm
5.6 cm
9.4 cm
65.0 cm
67.5 cm
43.7 cm
31.0 cm
25.7 cm
55.7 cm
61.5 cm
44.8 cm
20.1 cm
12.2 cm
6.1 cm
43.0 cm
39.8 cm
16.4 cm
31.7 cm
40.5 cm
125.5 cm
165.9 cm
117.5 cm
54.3 cm
69.0 cm
54.5 cm
49.4 cm
36.7 cm
31.6 cm
30.4 cm
14.7 cm
17.1 cm
27.5 cm
24.3 cm
12.6 cm
9.9 cm
23.6 cm
9.2 cm
7.2 cm
9.4 cm
4.7 cm
-1.8 cm
-4.8 cm
-10.9 cm
-17.9 cm
-23.8 cm
-21.2 cm
-23.8 cm
-10.1 cm
-10.8 cm
-10.9 cm
-13.7 cm
-20.7 cm
-17.7 cm
-24.4 cm
-37.0 cm

The whole record since 2012, weekly averages

The whole record since 2012, weekly averages 0 cm 100 cm 200 cm 300 cm Highest 286.9 cm Lowest -49.4 cm -37.0 cm
  • Level
  • Our record
Weekly averages of the IJssel at Zwolle (Katerveer) from 1 January 2012 to 25 October 2026.
Table: The whole record since 2012, weekly averages
Week startingWeekly average (cm)
no value
178.5 cm
248.6 cm
151.0 cm
187.1 cm
124.8 cm
41.2 cm
26.4 cm
52.2 cm
53.4 cm
49.3 cm
42.6 cm
34.7 cm
37.9 cm
27.1 cm
42.0 cm
44.8 cm
46.5 cm
48.4 cm
53.1 cm
50.6 cm
46.8 cm
46.6 cm
49.0 cm
56.7 cm
74.1 cm
57.6 cm
51.5 cm
60.0 cm
72.9 cm
48.1 cm
49.9 cm
30.0 cm
19.0 cm
13.1 cm
15.6 cm
28.2 cm
30.5 cm
25.1 cm
23.0 cm
38.4 cm
41.4 cm
68.2 cm
43.9 cm
35.5 cm
64.0 cm
63.4 cm
43.5 cm
38.3 cm
55.8 cm
66.0 cm
123.1 cm
249.1 cm
249.5 cm
142.6 cm
72.6 cm
46.7 cm
90.0 cm
212.6 cm
174.1 cm
78.1 cm
53.8 cm
45.1 cm
58.6 cm
56.1 cm
57.9 cm
48.4 cm
52.1 cm
82.1 cm
71.2 cm
75.6 cm
82.8 cm
75.3 cm
98.0 cm
126.1 cm
167.9 cm
174.6 cm
112.2 cm
97.2 cm
76.1 cm
57.5 cm
44.1 cm
40.6 cm
41.7 cm
41.8 cm
35.8 cm
22.9 cm
19.4 cm
17.0 cm
40.3 cm
53.0 cm
50.7 cm
27.0 cm
32.0 cm
50.9 cm
71.0 cm
81.4 cm
121.6 cm
171.8 cm
102.7 cm
70.6 cm
60.9 cm
48.9 cm
43.0 cm
69.8 cm
106.0 cm
99.1 cm
78.7 cm
56.4 cm
67.4 cm
58.2 cm
69.9 cm
97.3 cm
60.8 cm
45.9 cm
42.2 cm
32.2 cm
25.9 cm
27.8 cm
29.2 cm
27.2 cm
14.5 cm
24.2 cm
47.7 cm
59.2 cm
45.4 cm
47.2 cm
45.5 cm
33.0 cm
25.2 cm
15.3 cm
19.1 cm
42.8 cm
67.8 cm
59.8 cm
87.4 cm
90.2 cm
73.0 cm
77.8 cm
60.7 cm
63.1 cm
54.6 cm
49.4 cm
49.4 cm
33.9 cm
16.1 cm
35.5 cm
52.6 cm
43.9 cm
41.5 cm
44.4 cm
55.9 cm
47.4 cm
35.7 cm
40.2 cm
84.3 cm
117.8 cm
76.7 cm
112.3 cm
189.0 cm
155.6 cm
117.3 cm
123.5 cm
65.2 cm
54.9 cm
70.5 cm
96.8 cm
77.9 cm
52.2 cm
54.3 cm
114.5 cm
128.7 cm
68.9 cm
53.8 cm
51.3 cm
86.3 cm
99.7 cm
70.1 cm
59.0 cm
50.6 cm
46.1 cm
48.6 cm
52.4 cm
47.1 cm
39.2 cm
25.6 cm
21.0 cm
22.3 cm
7.6 cm
5.2 cm
24.2 cm
10.7 cm
27.4 cm
9.9 cm
8.0 cm
21.1 cm
2.8 cm
-10.3 cm
-10.0 cm
-4.0 cm
-16.5 cm
-17.6 cm
-3.5 cm
33.1 cm
54.1 cm
103.7 cm
78.7 cm
62.3 cm
53.2 cm
20.9 cm
28.0 cm
84.2 cm
94.4 cm
68.3 cm
130.0 cm
189.1 cm
192.8 cm
165.6 cm
138.5 cm
117.5 cm
66.3 cm
46.7 cm
50.1 cm
63.9 cm
54.8 cm
74.2 cm
80.7 cm
68.3 cm
51.9 cm
65.1 cm
65.5 cm
112.3 cm
159.0 cm
144.4 cm
175.1 cm
177.1 cm
115.1 cm
59.0 cm
58.0 cm
52.0 cm
49.9 cm
49.8 cm
42.2 cm
33.8 cm
22.7 cm
15.2 cm
12.4 cm
6.0 cm
0.1 cm
-10.8 cm
-23.5 cm
-16.6 cm
-14.6 cm
-7.0 cm
-11.6 cm
23.7 cm
38.5 cm
22.1 cm
0.9 cm
-7.3 cm
-11.9 cm
-7.4 cm
-9.6 cm
3.6 cm
7.6 cm
-14.6 cm
-10.8 cm
28.6 cm
30.4 cm
49.2 cm
69.5 cm
94.2 cm
103.0 cm
67.1 cm
48.1 cm
40.5 cm
30.7 cm
18.9 cm
17.0 cm
27.9 cm
44.4 cm
41.5 cm
39.5 cm
26.0 cm
31.9 cm
37.9 cm
17.9 cm
19.1 cm
23.9 cm
24.3 cm
18.0 cm
22.1 cm
38.9 cm
24.7 cm
34.8 cm
33.0 cm
17.0 cm
24.2 cm
48.0 cm
46.8 cm
22.5 cm
37.5 cm
47.8 cm
24.2 cm
20.4 cm
9.5 cm
9.3 cm
40.3 cm
60.5 cm
91.9 cm
83.6 cm
133.1 cm
181.2 cm
132.1 cm
176.5 cm
235.6 cm
169.8 cm
198.9 cm
221.6 cm
165.0 cm
91.1 cm
66.6 cm
43.0 cm
45.3 cm
53.4 cm
58.0 cm
50.6 cm
64.2 cm
56.5 cm
50.1 cm
49.3 cm
51.5 cm
41.9 cm
45.8 cm
42.7 cm
45.6 cm
48.9 cm
49.3 cm
53.3 cm
29.4 cm
11.9 cm
14.5 cm
3.0 cm
-5.5 cm
-9.1 cm
-13.0 cm
-8.4 cm
-8.2 cm
-10.1 cm
-6.1 cm
-8.7 cm
-13.2 cm
-11.8 cm
-14.1 cm
-27.9 cm
-28.9 cm
-23.0 cm
-29.9 cm
-31.0 cm
-29.2 cm
-34.9 cm
-33.9 cm
-8.4 cm
28.1 cm
17.1 cm
54.3 cm
51.1 cm
48.2 cm
80.6 cm
57.0 cm
52.6 cm
58.8 cm
85.1 cm
52.2 cm
33.9 cm
52.1 cm
112.7 cm
159.4 cm
84.6 cm
48.1 cm
42.9 cm
34.5 cm
21.7 cm
30.3 cm
30.1 cm
44.6 cm
49.8 cm
66.3 cm
44.0 cm
45.8 cm
49.6 cm
44.9 cm
42.5 cm
39.9 cm
31.6 cm
17.3 cm
14.1 cm
18.9 cm
20.0 cm
13.6 cm
23.6 cm
14.2 cm
4.5 cm
2.9 cm
-7.3 cm
13.1 cm
11.6 cm
36.9 cm
37.1 cm
22.1 cm
28.2 cm
33.7 cm
39.2 cm
28.8 cm
39.1 cm
54.5 cm
90.4 cm
91.6 cm
84.7 cm
51.0 cm
51.4 cm
29.5 cm
33.0 cm
105.4 cm
169.4 cm
153.4 cm
164.3 cm
176.0 cm
213.5 cm
169.9 cm
78.2 cm
55.6 cm
39.7 cm
25.4 cm
12.0 cm
15.3 cm
23.6 cm
30.4 cm
28.3 cm
15.1 cm
12.0 cm
12.9 cm
30.2 cm
38.3 cm
27.2 cm
38.3 cm
22.1 cm
15.5 cm
9.2 cm
0.6 cm
10.7 cm
5.3 cm
2.5 cm
-4.7 cm
11.4 cm
-6.5 cm
-11.1 cm
-9.1 cm
8.2 cm
23.1 cm
4.1 cm
6.7 cm
31.3 cm
9.4 cm
1.1 cm
-10.0 cm
-12.1 cm
-7.9 cm
-4.2 cm
30.4 cm
71.7 cm
43.5 cm
33.4 cm
59.5 cm
106.3 cm
190.2 cm
226.6 cm
138.5 cm
80.0 cm
48.3 cm
59.0 cm
78.2 cm
64.4 cm
52.4 cm
56.8 cm
49.0 cm
35.3 cm
21.8 cm
24.0 cm
40.7 cm
58.2 cm
79.2 cm
59.2 cm
50.8 cm
52.9 cm
52.0 cm
66.6 cm
76.0 cm
113.7 cm
186.3 cm
121.3 cm
85.2 cm
80.1 cm
56.0 cm
45.0 cm
39.0 cm
32.0 cm
20.8 cm
10.6 cm
7.8 cm
0.4 cm
0.1 cm
-0.3 cm
-5.5 cm
-0.7 cm
1.2 cm
-9.8 cm
-12.4 cm
11.8 cm
37.4 cm
41.1 cm
26.5 cm
39.6 cm
124.6 cm
152.8 cm
71.8 cm
49.9 cm
68.0 cm
119.6 cm
110.0 cm
158.0 cm
93.2 cm
46.1 cm
38.2 cm
30.9 cm
21.4 cm
54.8 cm
88.7 cm
47.7 cm
38.2 cm
39.1 cm
28.8 cm
22.0 cm
31.4 cm
19.0 cm
21.3 cm
19.2 cm
6.9 cm
10.8 cm
12.8 cm
4.4 cm
-5.7 cm
-8.2 cm
-12.0 cm
-19.0 cm
-19.8 cm
-19.3 cm
-24.7 cm
-23.2 cm
-7.3 cm
-2.1 cm
-3.7 cm
16.1 cm
7.4 cm
-7.6 cm
-3.9 cm
-6.7 cm
-9.9 cm
-13.5 cm
16.3 cm
20.6 cm
7.1 cm
-6.9 cm
-4.1 cm
75.4 cm
94.5 cm
98.5 cm
166.8 cm
92.9 cm
66.5 cm
52.9 cm
35.7 cm
31.6 cm
21.5 cm
36.4 cm
100.8 cm
87.5 cm
84.8 cm
124.9 cm
82.5 cm
61.2 cm
64.4 cm
56.1 cm
68.3 cm
85.0 cm
60.7 cm
45.8 cm
32.3 cm
17.5 cm
13.8 cm
18.9 cm
12.0 cm
7.3 cm
6.6 cm
7.8 cm
40.8 cm
64.9 cm
45.1 cm
21.8 cm
12.2 cm
31.5 cm
17.6 cm
7.9 cm
1.7 cm
0.1 cm
-0.9 cm
-2.7 cm
16.7 cm
70.4 cm
92.6 cm
124.5 cm
199.3 cm
187.4 cm
144.4 cm
174.1 cm
225.1 cm
275.0 cm
244.8 cm
218.7 cm
124.0 cm
138.2 cm
148.3 cm
140.1 cm
182.2 cm
150.7 cm
154.6 cm
87.8 cm
65.0 cm
85.4 cm
85.0 cm
97.3 cm
103.1 cm
79.5 cm
94.7 cm
71.0 cm
89.0 cm
67.0 cm
129.5 cm
144.3 cm
147.4 cm
147.7 cm
113.1 cm
87.5 cm
93.2 cm
93.9 cm
89.1 cm
74.4 cm
54.3 cm
50.0 cm
42.5 cm
36.7 cm
21.4 cm
6.8 cm
22.6 cm
25.8 cm
21.8 cm
55.1 cm
64.2 cm
92.4 cm
62.9 cm
48.5 cm
26.1 cm
18.5 cm
59.4 cm
96.1 cm
90.2 cm
100.1 cm
75.7 cm
105.4 cm
88.1 cm
142.4 cm
180.8 cm
90.8 cm
117.3 cm
100.9 cm
52.1 cm
52.7 cm
52.5 cm
52.5 cm
47.8 cm
38.3 cm
33.2 cm
22.8 cm
15.9 cm
9.6 cm
22.5 cm
29.3 cm
16.0 cm
20.0 cm
14.9 cm
19.5 cm
27.6 cm
45.2 cm
33.3 cm
21.8 cm
11.7 cm
12.3 cm
12.7 cm
12.3 cm
28.5 cm
45.3 cm
29.9 cm
1.8 cm
1.6 cm
15.4 cm
23.6 cm
36.5 cm
19.1 cm
38.9 cm
27.2 cm
5.6 cm
9.4 cm
65.0 cm
67.5 cm
43.7 cm
31.0 cm
25.7 cm
55.7 cm
61.5 cm
44.8 cm
20.1 cm
12.2 cm
6.1 cm
43.0 cm
39.8 cm
16.4 cm
31.7 cm
40.5 cm
125.5 cm
165.9 cm
117.5 cm
54.3 cm
69.0 cm
54.5 cm
49.4 cm
36.7 cm
31.6 cm
30.4 cm
14.7 cm
17.1 cm
27.5 cm
24.3 cm
12.6 cm
9.9 cm
23.6 cm
9.2 cm
7.2 cm
9.4 cm
4.7 cm
-1.8 cm
-4.8 cm
-10.9 cm
-17.9 cm
-23.8 cm
-21.2 cm
-23.8 cm
-10.1 cm
-10.8 cm
-10.9 cm
-13.7 cm
-20.7 cm
-17.7 cm
-24.4 cm
-37.0 cm

How this compares

  • The daily average on 25 October 2026 was -13.2 cm, the third lowest for 25 October in 15 years of record (2012 to 2026). The newest value is provisional.
  • That is 18 cm below the median of 5 cm for 25 October over the last 10 years. The newest value is provisional.
  • So far in 2026 the daily average was below the normal range on 167 of 298 days, the most of any of the 15 years since 2012. The next most was 109 days in 2018.

Same date in past years

25 October in the last 10 years

DayLevelAgainst the normal range for the date
19.2 cm
58.7 cm
12.3 cm
-6.4 cm
-4.3 cm
-2.8 cm
41.5 cm
-25.4 cm
13.7 cm
-17 cm

Year by year

The lowest and highest daily average of each year

The lowest and highest daily average of each year 0 cm 100 cm 200 cm 300 cm Highest 286.9 cm, 2023 Lowest -49.4 cm, 2026 so far
  • Each year, lowest to highest
  • The year so far
  • Lowest in our series
  • Highest in our series
The lowest and highest daily average of the IJssel at Zwolle (Katerveer) in each year from 2012 to 2025 with a value on at least 300 days, and in 2026 so far. The lowest daily average in our series since 1 January 2012 was -49.4 cm, on 20 October 2026, a provisional value. The highest was 286.9 cm, on 28 December 2023.
Table: The lowest and highest daily average of each year
YearLowest daily average (cm)DayHighest daily average (cm)DayDays with a value
6.3 cm266.1 cm366
12.6 cm267.2 cm365
9.5 cm132.5 cm365
-20.5 cm200.7 cm365
-30.8 cm218.2 cm366
-19 cm193.9 cm365
-41.8 cm248.2 cm365
provisional-13.1 cm170.8 cm365
-20.4 cm227.6 cm366
-18.4 cm242.2 cm365
provisional-28.6 cm167.2 cm365
-17.3 cm286.9 cm365
provisional2.7 cm257.8 cm366
provisional-8.4 cm208.1 cm365
so far, provisional-49.4 cm176.9 cm298

Each year from January to December, weekly averages

Each year from January to December, weekly averages 0 cm 100 cm 200 cm 2023, highest day 2026 so far
  • The year so far, also the year of the lowest day in our series
  • , the year before
  • Year of the highest day in our series
  • Other years
  • Normal range for the week
The weekly averages of the IJssel at Zwolle (Katerveer) in each year from 2012 to 2025 with a value in at least 26 weeks, and in 2026 so far, on one axis from January to December, with the normal range for each week. The lowest daily average in our series since 1 January 2012 was in 2026, the highest in 2023. Each week is 7 days counted from 1 January (in a leap year, the weeks after 29 February start a day earlier), the last to 31 December.
Table: Each year from January to December, weekly averages
Week so far, lowest day Weekly average (cm), highest day Weekly average (cm)Normal range (cm)
to 11.7 cm100.0 cm14.4 cm to 242.0 cm
to 14.2 cm88.1 cm29.2 cm to 229.5 cm
to 53.0 cm164.4 cm31.1 cm to 191.2 cm
to 27.3 cm107.9 cm27.1 cm to 173.2 cm
to 20.7 cm65.2 cm30.6 cm to 198.4 cm
to 33.0 cm56.0 cm34.5 cm to 199.6 cm
to 72.0 cm37.7 cm31.8 cm to 193.6 cm
to 147.6 cm32.0 cm32.4 cm to 164.2 cm
to 164.9 cm22.5 cm33.2 cm to 162.1 cm
to 74.6 cm28.4 cm40.0 cm to 135.4 cm
to 60.6 cm96.4 cm38.6 cm to 127.8 cm
to 64.4 cm91.6 cm32.1 cm to 112.8 cm
to 51.3 cm81.4 cm25.9 cm to 93.5 cm
to 44.4 cm121.9 cm24.3 cm to 113.6 cm
to 32.9 cm90.3 cm21.3 cm to 107.1 cm
to 31.4 cm61.7 cm14.1 cm to 87.6 cm
to 25.1 cm65.7 cm14.1 cm to 79.4 cm
to 14.1 cm56.0 cm17.7 cm to 79.7 cm
to 21.7 cm63.7 cm22.1 cm to 86.0 cm
to 26.9 cm87.6 cm23.3 cm to 87.4 cm
to 20.3 cm63.4 cm21.1 cm to 92.9 cm
to 8.0 cm47.0 cm16.6 cm to 133.8 cm
to 15.2 cm35.0 cm17.7 cm to 156.7 cm
to 21.1 cm19.5 cm17.6 cm to 156.7 cm
to 5.2 cm12.4 cm14.9 cm to 128.2 cm
to 9.0 cm18.8 cm13.0 cm to 103.2 cm
to 9.8 cm13.4 cm11.0 cm to 90.0 cm
to -0.6 cm8.3 cm7.2 cm to 88.2 cm
to -1.0 cm6.5 cm3.6 cm to 84.8 cm
to -7.6 cm6.9 cm-4.2 cm to 82.9 cm
to -14.5 cm33.6 cm-9.4 cm to 85.2 cm
to -19.9 cm65.5 cm-11.0 cm to 77.5 cm
to -24.4 cm47.5 cm-9.9 cm to 69.6 cm
to -22.5 cm26.0 cm-10.7 cm to 48.2 cm
to -17.8 cm10.2 cm-10.9 cm to 43.8 cm
to -8.7 cm31.4 cm-9.5 cm to 43.1 cm
to -11.9 cm18.9 cm-7.7 cm to 49.4 cm
to -10.6 cm9.5 cm-10.6 cm to 49.8 cm
to -17.5 cm2.2 cm-10.0 cm to 46.1 cm
to -22.1 cm0.9 cm-12.3 cm to 46.9 cm
to -17.5 cm-4.4 cm-19.2 cm to 50.9 cm
to -34.0 cm-1.8 cm-19.9 cm to 67.0 cm
to no value14.0 cm-17.2 cm to 69.2 cm
to no value63.1 cm-18.6 cm to 75.7 cm
to no value89.2 cm-17.5 cm to 83.4 cm
to no value117.7 cm-14.5 cm to 110.6 cm
to no value191.2 cm-14.0 cm to 110.6 cm
to no value194.2 cm-13.7 cm to 107.1 cm
to no value146.3 cm-6.6 cm to 107.4 cm
to no value168.2 cm-5.7 cm to 137.0 cm
to no value216.8 cm-5.2 cm to 186.5 cm
to no value271.8 cm2.4 cm to 242.8 cm
Every year
YearDays with a valueDays below the normal range
to 298167
36550
3660
36531
365106
3658
36663
3657
365109
36558
36630
3658
36521
3650
36610

How it compares

That is below the normal range for the date, in the lowest 10 percent of the daily averages of these dates in the 14 years between 2012 and 2025.

Records

  • Highest reading in our series since 1 January 2012: 288 cm at 19:30 CET on 27 December 2023.
  • Lowest reading in our series since 1 January 2012: -61 cm at 02:30 CEST on 25 October 2026. Provisional data.
  • Highest daily average in our series since 1 January 2012: 286.9 cm on 28 December 2023.
  • Lowest daily average in our series since 1 January 2012: -49.4 cm on 20 October 2026. Provisional data.

Also on this water

About this gauge

Zwolle (Katerveer) is a gauge on the IJssel in the Netherlands.

It lies at 52.5086° N, 6.0530° E.

Its readings come from Rijkswaterstaat.

The newest reading is provisional: the source may still correct it.

About these figures

That is within the normal range for the date.

The normal range for 25 October is -17 cm to 69 cm: the 10th to 90th percentile of the daily averages from 18 October to 1 November in 14 years between 2012 and 2025.

Keep exploring