WGUS86 KSEW 121348

FLSSEW



Flood Statement

National Weather Service Seattle WA

548 AM PST Fri Dec 12 2025



...The Flood Warning continues for the following rivers in 

Washington...



  Chehalis River Above Grand Mound affecting Thurston and Grays 

  Harbor Counties.



PRECAUTIONARY/PREPAREDNESS ACTIONS...



Turn around, don't drown when encountering flooded roads. Most flood 

deaths occur in vehicles.



Motorists should not attempt to drive around barricades or drive 

cars through flooded areas.



Additional information is available at www.weather.gov.



The next statement will be issued by this afternoon at 200 PM PST.



&&



WAC027-067-122200-

/O.EXT.KSEW.FL.W.0038.000000T0000Z-251214T0127Z/

/CGMW1.2.ER.251209T1712Z.251211T1500Z.251213T1627Z.NO/

548 AM PST Fri Dec 12 2025



...FLOOD WARNING NOW IN EFFECT UNTIL TOMORROW AFTERNOON...



* WHAT...Moderate flooding is occurring and moderate flooding is 

  forecast.



* WHERE...Chehalis River above Grand Mound.



* WHEN...Until tomorrow afternoon.



* IMPACTS...At 142.5 feet, the Chehalis River in Thurston County 

  will flood several roads in Independence Valley with swiftly 

  moving water including SR-12 and James, Independence, Moon and 

  Anderson Roads. Flood waters will cut off access to and from 

  Chehalis Reservation and inundate nearby farm lands.  Some 

  residential structures may be threatened.



* ADDITIONAL DETAILS...

  - At 5:00 AM PST Friday the stage was 142.9 feet.

  - Flood stage is 141.0 feet.

  - Recent Activity...The maximum river stage in the 24 hours

    ending at 5:00 AM PST Friday was 143.2 feet.

  - Forecast...The river is expected to fall below flood stage

    tomorrow morning and continue falling to 137.5 feet Monday

    afternoon.

  - http://www.weather.gov/safety/flood



&&



LAT...LON 4672 12305 4677 12315 4682 12340 4693 12318

      4690 12304 4681 12289





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