Flood Warning Issued for Walla Walla County Through Sunday Afternoon

Source: NOAA · Southeast Washington

This alert is no longer in effect.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).

Areazine synthesizes this NWS weather alert directly from NOAA's official public data feed. See our methodology for full source attribution and refresh cadence.

The National Weather Service has issued a Flood Warning for Walla Walla, Washington, as runoff and snowmelt cause river flooding and road closures.

Read this weather record in 30 seconds

Record type
Flood Warning
Affected area
Southeast Washington
Issued
March 30, 2026
Issuing authority
NWS Pendleton

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, OR, has issued a Flood Warning for Walla Walla County in southeast Washington. The alert was issued following reports from emergency management that flooding is already occurring in the region.

Affected Areas

The warning specifically impacts Walla Walla County in southeast Washington. Locations that will experience flooding include the city of Walla Walla and Kooskooskie.

Expected Conditions

Flooding is being driven by significant runoff and snowmelt. While no additional rainfall is expected, streams continue to rise due to excess runoff from earlier precipitation. Flooding is imminent or occurring in rivers, creeks, streams, and other low-lying or flood-prone locations.

Impacts

Numerous roads remain closed throughout the affected area due to flooding. Residents should expect continued impacts to travel and potential hazards near waterways as levels remain high.

Timeline

The Flood Warning is effective as of 12:29 PM PDT on Saturday, March 14, and is currently scheduled to expire at 12:15 PM PDT on Sunday, March 15.

What You Should Do

Motorists are reminded to "Turn around, don't drown" when encountering flooded roads, as most flood deaths occur in vehicles. Residents are encouraged to report observed flooding to local emergency services or law enforcement and request that the information be passed to the National Weather Service when it is safe to do so.

Original source: NOAA Official Notice ↗

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Frequently Asked Questions

Common questions about this NWS weather alert.

What is this NWS weather alert about?
The National Weather Service has issued a Flood Warning for Walla Walla, Washington, as runoff and snowmelt cause river flooding and road closures.
Which agency issued this alert?
This alert was issued by NOAA. The original notice is available at the source link at the bottom of this article.
How severe is this alert?
This alert is classified as "high" severity. Take precautions and monitor for updates.
What area is affected?
This alert affects Southeast Washington. Check with NOAA for the most current geographic scope.
Where can I find more Weather Alerts updates?
Browse the full Weather Alerts feed on Areazine at areazine.com/weather/ for the latest updates from NOAA and other agencies.