River Conditions
Illustrated map of Wilson Lake

River stage

Wamego, Kansas River

River level
9.69 ft
Status
Below flood stage
7-day change
+0.10 ft
Recent high
11.11 ft
Recent low
3.75 ft

Last reported 2026-10-13 | NWS WMGK1

30-day change
+5.77 ft
Average
6.58 ft
Readings
118
Data span
122 days
Record crest
30.56 ft

In brief

The Kansas River at Wamego, KS read 9.69 ft on Oct 13, 2026, 5.31 ft below action stage. That is 5.77 ft higher than 30 days earlier.

Source: National Weather Service gauge WMGK1

Water 70 °F (21 °C) · 7 °F warmer than normal for this date

River level timeline

2691317SEP 13SEP 18SEP 23SEP 28OCT 03OCT 08OCT 13ACTION 15.00 ftHIGH 11.11LOW 3.759.73 ftLAST READING

Stage threshold profile

Action stage 15.00 ftMinor flooding 19.00 ftModerate flooding 26.00 ftMajor flooding 38.00 ft CURRENT 9.69 ft

Highest crests on record

RankCrestDate
1 30.56 ft 1951-07-13
2 29.30 ft 1903-05-30
3 27.33 ft 1993-07-26
4 26.79 ft 1935-06-04
5 26.00 ft 1908-06-11
6 25.88 ft 1951-06-30
7 24.80 ft 1941-06-11
8 24.56 ft 1951-06-23

Flood crests recorded at this gauge by the National Weather Service.

What happens at each level

  1. 19.00 ft

    Low lying areas near the river flood from Manhattan to Belvue.

  2. 26.00 ft

    Highway K 99 south of the Kansas River floods if the levees fail.

Written by the local National Weather Service forecast office for this exact gauge.

Frequently asked questions

Is the Kansas River flooding at Wamego?

No. The Kansas River at Wamego is at 9.69 ft, 5.31 ft below action stage.

What is the flood stage at Wamego?

The National Weather Service sets action stage 15 ft, minor flooding 19 ft, moderate flooding 26 ft and major flooding 38 ft.

What is the highest the Kansas River has been at Wamego?

The highest crest on record is 30.56 ft, on 1951-07-13.

Is the Kansas River high or low right now at Wamego?

At 9.69 ft it is higher than 86% of readings over the last 122 days.

How warm is the water at Wamego, Kansas River?

The water temperature at Wamego, Kansas River is 70 °F (21.1 °C), measured 6:45 pm by USGS, which is 7 °F warmer than normal for this date over the past ten years. It has held steady over the last 24 hours.

Stage and flood information from the NOAA National Weather Service (gauge WMGK1); daily history from the U.S. Geological Survey (site 06887500). Last reading 2026-10-13. For flood safety decisions always follow official National Weather Service warnings.