Flood Warning Issued for Columbia and Walla Walla Counties Through Sunday
This alert is no longer in effect.
NOAA issued it on March 30, 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 southeast Washington as excessive rainfall and snowmelt cause the Touchet River and local streams to rise.
Read this weather record in 30 seconds
- Record type
- Flood Warning
- Affected area
- Southeast Washington
- Issued
- March 30, 2026
- Issuing authority
- NWS Pendleton OR
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 Southeast Washington.
Alert Details
The National Weather Service in Pendleton, Oregon, has issued a Flood Warning for southeast Washington. This alert is in effect until 12:00 PM PDT on Sunday, March 15, 2026.
Affected Areas
The warning specifically covers regions along the Touchet River in southeast Washington. Impacted counties include:
- Columbia County
- Walla Walla County
Specific locations expected to experience flooding include Dayton, Waitsburg, Prescott, and Huntsville.
What You Should Do
Residents and travelers are urged to follow the safety mantra: "Turn around, don't drown." Most flood-related fatalities occur in vehicles; do not attempt to drive through flooded roadways.
Please report any observed flooding to local emergency services or law enforcement. Request that they pass the information to the National Weather Service when it is safe to do so.
Expected Conditions
Flooding is being driven by a combination of excessive rainfall and significant snowmelt. Emergency management has already reported river flooding within the warned area. While no additional rainfall is expected, flooding impacts will continue as streams rise due to excess runoff.
Key hazards include:
- Flooding of rivers, creeks, and streams.
- Inundation of low-lying and flood-prone locations.
- Numerous road closures already in effect due to high water.
Timeline
The alert was issued at 12:08 PM PDT on Saturday, March 14. The Flood Warning is scheduled to remain in effect until 12:00 PM PDT on Sunday, March 15.
Original source: NOAA Official Notice ↗
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