Flood Warning Issued for Neosho River Near Neosho Rapids in Lyon County
This alert is no longer in effect.
NOAA issued it on April 6, 2026, 4 months ago. Warnings of this kind stay in effect for hours to a few days, so this page is a historical record of what was issued, not a current warning. For conditions where you are right now, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia).
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The National Weather Service has issued a Flood Warning for Lyon County, Kansas, as the Neosho River is forecast to reach moderate flood stage through Monday afternoon.
Read this weather record in 30 seconds
- Record type
- Flood Warning
- Affected area
- Lyon County, Kansas
- Issued
- April 6, 2026
- Issuing authority
- NWS Topeka KS
Flood notices turn on location and timing. Treat the named area as this record's scope; do not assume nearby counties, parishes, or waterways were included.
Record status: historical. It was issued 4 months ago; use the issuing agency's live warning service for current conditions in Lyon County, Kansas.
Alert Details
The National Weather Service in Topeka, KS, has issued a Flood Warning for the Neosho River near Neosho Rapids. The alert was issued on February 14 at 1:24 PM CST and remains in effect until Monday afternoon.
Affected Areas
This warning specifically affects Lyon County, Kansas, with primary impacts occurring along the Neosho River near Neosho Rapids.
What You Should Do
Residents and motorists in the affected area should take the following safety measures:
- Motorists should not attempt to drive around barricades.
- Do not attempt to drive cars through flooded areas.
- Avoid the river and surrounding low-lying areas until water recedes.
Expected Conditions
Moderate flooding is forecast for the Neosho River. Key data points and projected impacts include:
- Current Status: As of 12:30 PM CST Saturday, the river stage was 13.3 feet.
- Flood Stage: The flood stage is 22.0 feet. At this level, low-lying areas along the river begin to flood.
- Projected Crest: The river is expected to rise above flood stage late this evening and reach a crest of 25.7 feet on Sunday morning.
- Road Impacts: At 23.0 feet, water is expected to overtop Road 145 on the west side of the bridge over the Neosho River.
- Bank Impacts: At 26.0 feet, water covers large areas over both banks.
Timeline
The Flood Warning is effective from the evening of Saturday, February 14, 2026, until 1:14 PM CST on Monday, February 16, 2026. The river is forecast to fall below flood stage by Sunday evening.
Original source: NOAA Official Notice ↗
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