WGUS46 KSEW 200951

FLWSEW



BULLETIN - IMMEDIATE BROADCAST REQUESTED

Flood Warning

National Weather Service Seattle WA

251 AM PDT Fri Mar 20 2026



...The National Weather Service in Seattle WA has issued a Flood 

Warning for the following rivers in Washington...



  Tolt River Above Carnation affecting King County.



.Additional rain over the Central Cascades will push the Tolt river 

above flood stage again this morning.



PRECAUTIONARY/PREPAREDNESS ACTIONS...



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

deaths occur in vehicles.



Additional information is available at www.weather.gov.



The next statement will be issued by this morning at 1100 AM PDT.



&&



WAC033-201800-

/O.NEW.KSEW.FL.W.0025.260320T0951Z-260321T1113Z/

/TOLW1.1.ER.260320T0927Z.260320T1800Z.260321T0212Z.NO/

251 AM PDT Fri Mar 20 2026



...FLOOD WARNING IN EFFECT FROM EARLY THIS MORNING TO LATE TONIGHT...



* WHAT...Minor flooding is forecast.



* WHERE...Tolt River above Carnation.



* WHEN...From early this morning to late tonight.



* IMPACTS...At 5,000.0 cfs, the Tolt River will flood Tolt River Rd 

  NE and many driveways. Some homes in the San Souci area could be 

  inaccessible due to deep and quick flood waters. This river level 

  on the Tolt corresponds to a phase 3 flood in the King County 

  flood system.



* ADDITIONAL DETAILS...

  - At 1:15 AM PDT Friday the flow was 4,850 cfs.

  - Flood flow is 5,000 cfs.

  - Forecast...The river is expected to rise to a crest near 5700

    cfs late this morning. It will then fall below flood stage

    this evening.

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



&&



LAT...LON 4768 12176 4761 12185 4761 12194 4767 12196

      4771 12189 4774 12184





$$



44