Severe · Flood WatchActive alert

Flood Watch issued September 12 at 7:41PM PDT until September 13 at

Affecting Moses Lake Area; Upper Columbia Basin; Northeast Mountains

In effect until: Sep 13, 2026, 11:00 PM

Moses Lake Area; Upper Columbia Basin; Northeast Mountains

Possible impact zone; conditions develop through 11:00 PM.

You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.

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* WHAT...Debris and ash flows, rock slides, especially near burn
scars. Minor flooding caused by excessive rainfall is possible

* WHERE...Portions of East Central and Northeast Washington,
including the following areas and counties, in East Central
Washington, Moses Lake Area and Upper Columbia Basin. In Northeast
Washington, Northeast Mountains.

* WHEN...From 1 AM PDT Sunday through Sunday evening.

* IMPACTS...Excessive runoff may result in debris and ash flows over
burn scars in steep terrain.  Rock slides will be possible.  Minor
flooding in urban areas where there is poor drainage. Storm drains
and ditches may become clogged with debris.  Rises on creeks and
streams.

* ADDITIONAL DETAILS...
- A slow moving storm system will bring persistent bands of rain
through Central Washington.  Moderate to heavy rain intensities
are expected at times. Rainfall amounts will range between 0.50
and 1.50 inches.
- This includes but is not limited to the following burn scars:
Modrite, Hudspeth, Autumn Lane, Mitre Rock, and in Grant County,
Garred Road and Railroad.
- http://www.weather.gov/safety/flood

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Alert data: U.S. National Weather Service / NOAA · Translation: WeatherTranslate™

Flood Watch issued September 12 at 7:41PM PDT until September 13 at

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