WGUS46 KSEW 110347

FLWSEW



BULLETIN - IMMEDIATE BROADCAST REQUESTED

Flood Warning

National Weather Service Seattle WA

747 PM PST Wed Dec 10 2025



...Forecast flooding changed from Minor to Moderate severity and 

increased in duration for the following rivers in Washington...



  Green River Near Auburn affecting King County.



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 late tonight at 400 AM PST.



&&



WAC033-111200-

/O.EXT.KSEW.FL.W.0039.000000T0000Z-000000T0000Z/

/AUBW1.2.ER.251209T1446Z.251212T0600Z.000000T0000Z.NO/

747 PM PST Wed Dec 10 2025



...FLOOD WARNING NOW IN EFFECT UNTIL FURTHER NOTICE...



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

  forecast.



* WHERE...Green River near Auburn.



* WHEN...Until further notice.



* IMPACTS...At 12,000.0 cfs, the Green River will inundate low areas 

  from the middle Green River valley downstream to Auburn...with  

  water over several roads including SE Green Valley Rd and West 

  Valley Rd.  Levees from Auburn down through Tukwilla may exhibit 

  seeapage and may weaken due to saturation.  A flow of 12000 cfs on 

  the Green River corresponds to a phase 4 flood in the King County 

  flood system.



* ADDITIONAL DETAILS...

  - At 6:45 PM PST Wednesday the flow was 9,820.0 cfs.

  - Flood flow is 9,000.0 cfs.

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

    ending at 6:45 PM PST Wednesday was 11,300.0 cfs.

  - Forecast...The river is expected to rise to a crest of

    12,184.0 cfs late tomorrow evening. The river will slowly

    rise through the next few days.

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



&&



LAT...LON 4724 12188 4723 12212 4723 12231 4753 12238

      4753 12208 4753 12192





$$



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