The National Weather Service released a flood watch and hydrologic outlook for Tuesday night through Thursday afternoon.
Flood Watch
FLOOD WATCHNATIONAL WEATHER SERVICE SEATTLE WA
353 PM PDT MON MAR 11 2013
.THE NATIONAL WEATHER SERVICE IN SEATTLE HAS ISSUED A FLOOD WATCH
FOR RIVERS ORIGINATING IN THE OLYMPICS AND NORTHERN CASCADES FROM
THE SNOQUALMIE BASIN NORTHWARD FOR TUESDAY NIGHT THROUGH THURSDAY
AFTERNOON.
WAC009-027-031-033-045-057-061-073-121100-
/O.NEW.KSEW.FA.A.0002.130314T0000Z-130315T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CLALLAM-GRAYS HARBOR-JEFFERSON-KING-MASON-SKAGIT-SNOHOMISH-
WHATCOM-
353 PM PDT MON MAR 11 2013
...FLOOD WATCH IN EFFECT FROM TUESDAY AFTERNOON THROUGH THURSDAY
AFTERNOON...
THE NATIONAL WEATHER SERVICE IN SEATTLE HAS ISSUED A
* FLOOD WATCH FOR PORTIONS OF WESTERN WASHINGTON...INCLUDING THE
FOLLOWING COUNTIES... GRAYS HARBOR...CLALLAM...JEFFERSON...
SKAGIT...WHATCOM...KING...MASON...SNOHOMISH.
* FROM TUESDAY AFTERNOON THROUGH THURSDAY AFTERNOON
* RAINFALL IS EXPECTED TO INCREASE TONIGHT AND CONTINUE THROUGH AT
LEAST WEDNESDAY. TOTAL RAIN AMOUNTS IN THE OLYMPICS AND NORTHERN
CASCADES ARE FORECAST TO BE 4 TO 7 INCHES. SNOW LEVELS ARE
EXPECTED TO RISE TO AROUND 6000 FEET IN THESE AREAS AS WELL.
LIGHTER AMOUNTS OF RAIN ARE EXPECTED ELSEWHERE IN THE CASCADES
AND IN THE LOWLANDS OF WESTERN WASHINGTON.
* THE RIVERS WITH THE GREATEST THREAT OF REACHING FLOOD STAGE
INCLUDE THE BOGACHIEL...SKOKOMISH...SNOQUALMIE...TOLT...AND THE
STILLAGUAMISH RIVERS. THE LATEST FORECAST CALLS FOR THE HEAVIEST
RAIN OVER THOSE RIVER BASINS. THERE REMAINS UNCERTAINTY IN THE
RAINFALL FORECAST...THE POSITION OF THE ATMOSPHERIC RIVER AIMED
AT THE PACIFIC NORTHWEST HAS CHANGED SOMEWHAT IN RECENT
GUIDANCE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A FLOOD WATCH MEANS CONDITIONS ARE FAVORABLE FOR FLOODING BUT
FLOODING IS NOT IMMINENT OR OCCURRING. MONITOR THE LATEST
FORECASTS FROM THE NATIONAL WEATHER SERVICE AND BE READY TO ACT
QUICKLY IF A WARNING IS ISSUED OR FLOODING IS OBSERVED.
