746  
WGUS46 KSEW 111731  
FLWSEW  
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
FLOOD WARNING  
NATIONAL WEATHER SERVICE SEATTLE WA  
931 AM PST THU JAN 11 2018  
 
...THE NATIONAL WEATHER SERVICE IN SEATTLE HAS ISSUED A FLOOD WARNING  
FOR THE FOLLOWING RIVERS IN WASHINGTON...  
 
TOLT RIVER NEAR CARNATION AFFECTING KING COUNTY.  
 
.FLOOD BULLETIN NO. 1  
 
HEAVY RAIN TODAY WILL TAPER OFF TONIGHT. RIVERS WILL RISE QUICKLY TO DAY  
AND THE FORCAST FOR THE TOLT AT CARNATION IS FOR THE RIVER TO RISE JUST  
ABOVE FLOOD STAGE TONIGHT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
DO NOT DRIVE CARS...VANS...OR TRUCKS THROUGH FLOODED AREAS...THIS IS  
THE CAUSE OF MOST FLOOD RELATED DEATHS IN WASHINGTON. BE ALERT FOR  
RAPID CHANGES AND MONITOR DEVELOPMENTS BY LISTENING TO NOAA WEATHER  
RADIO OR OTHER LOCAL MEDIA.  
 

 
 
WAC033-120231-  
/O.NEW.KSEW.FL.W.0001.180112T0353Z-180112T2158Z/  
/TOLW1.1.ER.180112T0353Z.180112T0600Z.180112T1258Z.NO/  
931 AM PST THU JAN 11 2018  
 
THE NATIONAL WEATHER SERVICE IN SEATTLE HAS ISSUED A  
 
* FLOOD WARNING FOR  
THE TOLT RIVER NEAR CARNATION  
* FROM THIS EVENING TO FRIDAY AFTERNOON.  
* AT 8:15 AM THURSDAY THE FLOW WAS 1170 CFS.  
* FLOOD FLOW IS 5000 CFS.  
* MINOR FLOODING IS FORECAST.  
* FORECAST...THE RIVER WILL RISE ABOVE FLOOD FLOW AROUND 8 PM  
THURSDAY AND CREST NEAR 5298 CFS AROUND 10 PM THURSDAY. THE RIVER  
WILL FALL BELOW FLOOD FLOW EARLY FRIDAY MORNING.  
* IMPACT...AT 5000 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.  
 

 
 
LAT...LON 4768 12176 4761 12185 4761 12194 4767 12196 4771 12189  
4774 12184  
 

 
 
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