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Flood Warning

FLOOD WARNING
NATIONAL WEATHER SERVICE SEATTLE WA
531 AM PST THU NOV 27 2014

...THE NATIONAL WEATHER SERVICE IN SEATTLE HAS ISSUED A FLOOD WARNING
FOR THE FOLLOWING RIVERS IN WASHINGTON...

  SKOKOMISH RIVER NEAR POTLATCH AFFECTING MASON COUNTY.

.FLOOD BULLETIN NO. 17

HEAVY RAIN FELL OVER THE SOUTH FACING SLOPES OF THE OLYMPICS
OVERNIGHT AND IT WILL CONTINUE THROUGH TONIGHT. THE SKOKOMISH RIVER
WILL RISE ABOVE FLOOD STAGE THIS MORNING...WITH MODERATE FLOODING
THROUGH FRIDAY. THE RIVER WILL PROBABLY FALL BELOW FLOOD STAGE
SATURDAY MORNING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

DO NOT DRIVE THROUGH FLOODED AREAS. THIS IS THE CAUSE OF MOST FLOOD
RELATED DEATHS IN WASHINGTON. BE ALERT FOR RAPID CHANGES AND LISTEN
TO NOAA WEATHER RADIO OR OTHER LOCAL MEDIA.

&&

WAC045-272231-
/O.NEW.KSEW.FL.W.0049.141127T1632Z-141129T2230Z/
/SRPW1.1.ER.141127T1632Z.141128T1800Z.141129T1330Z.NR/
531 AM PST THU NOV 27 2014

THE NATIONAL WEATHER SERVICE IN SEATTLE HAS ISSUED A

* FLOOD WARNING FOR
  THE SKOKOMISH RIVER NEAR POTLATCH
* FROM THIS MORNING TO SATURDAY AFTERNOON.
* AT  5:15 AM THURSDAY THE STAGE WAS 16.0 FEET.
* FLOOD STAGE IS 16.5 FEET.
* MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL RISE ABOVE FLOOD STAGE AROUND 9 AM
  THURSDAY AND CREST NEAR 17.2 FEET AROUND 10 AM FRIDAY. THE RIVER
  WILL FALL BELOW FLOOD STAGE SATURDAY MORNING.
* IMPACT...AT 16.5 FEET...THE SKOKOMISH RIVER WILL CAUSE WIDESPREAD
  FLOODING OF PASTURE LANDS...WITH WATER FLOWING QUICKLY OVER WEST
  BOURGAULT ROAD AND SKOKOMISH VALLEY ROAD.

&&

LAT...LON 4744 12326 4733 12321 4736 12317 4733 12308 4721 12321
      4738 12340

$$




Flood Watch

FLOOD WATCH
NATIONAL WEATHER SERVICE SEATTLE WA
404 AM PST THU NOV 27 2014

WAC033-041-045-053-057-061-067-073-280030-
/O.CON.KSEW.FA.A.0013.000000T0000Z-141129T0200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
KING-LEWIS-MASON-PIERCE-SKAGIT-SNOHOMISH-THURSTON-WHATCOM-
404 AM PST THU NOV 27 2014

...FLOOD WATCH REMAINS IN EFFECT THROUGH FRIDAY AFTERNOON...

THE FLOOD WATCH CONTINUES FOR

* PORTIONS OF WESTERN WASHINGTON...INCLUDING THE FOLLOWING
  COUNTIES...SKAGIT...WHATCOM...KING...LEWIS...MASON...PIERCE...
  SNOHOMISH...THURSTON....

* THROUGH FRIDAY AFTERNOON

* HEAVY RAIN BEGAN FALLING OVERNIGHT IN THE OLYMPICS AND THE
  CASCADES FROM ROUGHLY THE SNOHOMISH BASIN NORTHWARD...WITH MUCH
  OF THE AREA RECEIVING A HALF INCH TO ONE AND A HALF INCHES OF
  RAIN. ANOTHER 3 TO 5 INCHES OF RAIN IS LIKELY IN THIS SAME AREA
  TODAY THROUGH FRIDAY. THE CASCADES SOUTH OF THE SNOHOMISH BASIN
  WILL PROBABLY RECEIVE 2 TO 4 INCHES OF RAIN...BUT MUCH OF THAT
  WILL FALL ON FRIDAY. THE SNOW LEVEL WILL BE 5500 TO 7500 FEET
  TODAY AND TONIGHT...THEN FALL SLOWLY FRIDAY.

* FLOODING IS POSSIBLE ON THE SKOKOMISH RIVER...WHICH FLOWS OFF
  THE SOUTHEAST SLOPES OF THE OLYMPICS...AND IT COULD BEGIN THIS
  EVENING.

* RIVERS FLOWING OFF THE WEST SLOPES OF THE CASCADES FROM THE
  SNOHOMISH BASIN NORTHWARD COULD FLOOD...INCLUDING THE
  NOOKSACK...SKAGIT...STILLAGUAMISH...SKYKOMISH...TOLT...
  SNOQUALMIE...AND SNOHOMISH RIVERS. THESE RIVERS FLOODED OR CAME
  CLOSE TO FLOODING IN THE PAST COUPLE DAYS...AND THEY ARE STILL
  RUNNING HIGH. FLOODING ON THESE RIVERS COULD BEGIN TONIGHT OR
  FRIDAY.

* THERE IS ALSO A THREAT OF FLOODING ON RIVERS THAT FLOW OFF THE
  WEST SLOPES OF THE CASCADES SOUTH OF THE SNOHOMISH BASIN. THAT
  INCLUDES THE GREEN RIVER...THE REACH OF THE PUYALLUP RIVER NEAR
  ORTING...THE CARBON...UPPER NISQUALLY...DESCHUTES...UPPER
  COWLITZ...AND REACH OF THE SKOOKUMCHUCK RIVER NEAR BUCODA.
  SEVERAL RIVERS IN THIS AREA FLOODED RECENTLY AS WELL...AND THEY
  ARE RUNNING HIGH. FLOODING ON THESE RIVERS...IF IT DOES
  OCCUR...WOULD MOST LIKELY BEGIN ON FRIDAY.

* A MAJOR FLOODING EPISODE IS UNLIKELY...BUT MANY OF THE FLOOD-
  PRONE CASCADE RIVERS COULD HAVE MINOR TO MODERATE FLOODING.

* A COLD FRONT WILL MOVE SOUTHEAST OF WESTERN WASHINGTON FRIDAY
  NIGHT...WITH COLD AND DRIER WEATHER THIS WEEKEND. RIVERS SHOULD
  THEN RECEDE AND THE FLOOD THREAT WILL END.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLOOD WATCH MEANS THAT FLOODING IS POSSIBLE BUT NOT OCCURRING.
MONITOR THE WEATHER AND BE READY TO ACT QUICKLY IF FLOODING IS
OBSERVED OR FLOOD WARNINGS ARE ISSUED.

&&

$$

MCDONNAL





Special Weather Statement

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SEATTLE WA
400 AM PST THU NOV 27 2014

WAZ001-503-504-506-507-509>517-555-556-558-559-567>569-272000-
SAN JUAN COUNTY-WESTERN WHATCOM COUNTY-SOUTHWEST INTERIOR-
WESTERN SKAGIT COUNTY-EVERETT AND VICINITY-TACOMA AREA-
ADMIRALTY INLET AREA-HOOD CANAL AREA-LOWER CHEHALIS VALLEY AREA-
OLYMPICS-EASTERN STRAIT OF JUAN DE FUCA-
WESTERN STRAIT OF JUAN DE FUCA-NORTH COAST-CENTRAL COAST-
EAST PUGET SOUND LOWLANDS-BELLEVUE AND VICINITY-
SEATTLE AND VICINITY-BREMERTON AND VICINITY-
CASCADES OF WHATCOM AND SKAGIT COUNTIES-
CASCADES OF SNOHOMISH AND KING COUNTIES-
CASCADES OF PIERCE AND LEWIS COUNTIES-
INCLUDING THE CITIES OF...FRIDAY HARBOR...BELLINGHAM...BLAINE...
LYNDEN...OLYMPIA...LACEY...TUMWATER...CENTRALIA...TOLEDO...
MOUNT VERNON...ANACORTES...SEDRO-WOOLLEY...BURLINGTON...EVERETT...
EDMONDS...LYNNWOOD...MARYSVILLE...ARLINGTON...TACOMA...LAKEWOOD...
PUYALLUP...SUMNER...PORT TOWNSEND...PORT LUDLOW...HOODSPORT...
BRINNON...MONTESANO...SEQUIM...PORT ANGELES...JOYCE...
CLALLAM BAY...NEAH BAY...LA PUSH...FORKS...HOQUIAM...ABERDEEN...
WESTPORT...OCEAN SHORES...GOLD BAR...ENUMCLAW...NORTH BEND...
BUCKLEY...BELLEVUE...KIRKLAND...REDMOND...ISSAQUAH...SEATTLE...
SHORELINE...FEDERAL WAY...KENT...BREMERTON...SILVERDALE...
MARBLEMOUNT...CONCRETE...SNOQUALMIE PASS...DARRINGTON...INDEX...
RANDLE...PACKWOOD...ASHFORD...MORTON
400 AM PST THU NOV 27 2014

...WARM AND WET WEATHER WILL GIVE WAY TO MUCH COLDER CONDITIONS
AND POSSIBLE LOWLAND SNOW LATE FRIDAY NIGHT INTO SATURDAY...
...COLD AND WINDY CONDITIONS ARE EXPECTED TO DEVELOP IN THE NORTH
INTERIOR LATE FRIDAY NIGHT INTO SATURDAY...

BIG CHANGES IN THE WEATHER WILL BEGIN TO TAKE PLACE ON FRIDAY
MORNING AS A STRONG COLD FRONT MOVES SOUTHEAST ACROSS THE REGION.
THIS FRONT WILL BE ACCOMPANIED BY LOCALLY HEAVY RAINFALL AND WINDY
CONDITIONS. TEMPERATURES WILL START OFF MILD IN THE EARLY MORNING
HOURS...IN THE LOWER 50S IN MOST AREAS...BUT WILL FALL THROUGH
THE 40S DURING THE AFTERNOON HOURS AND INTO THE 30S FRIDAY
EVENING.

A MODIFIED ARCTIC FRONT WILL MOVE SOUTH THROUGH THE AREA FRIDAY
NIGHT INTO EARLY SATURDAY. SNOW LEVELS WILL FALL BELOW 1000 FEET
FRIDAY NIGHT AND TO NEAR SEA LEVEL SATURDAY MORNING. IT IS TOO
EARLY TO TELL HOW MUCH SNOW WILL FALL IN THE LOWLANDS LATE FRIDAY
NIGHT OR SATURDAY MORNING. MOST AREAS WILL LIKELY SEE LIGHT
SNOWFALL AMOUNTS...BUT SOME WEATHER FORECAST MODELS SHOW UP TO A
FEW INCHES IN THE INTERIOR FROM NORTH OF SEATTLE INTO THE NORTHERN
INTERIOR.

WINDY CONDITIONS WILL DEVELOP LATE FRIDAY NIGHT INTO SATURDAY OVER
THE SAN JUAN ISLANDS AND IN WESTERN WHATCOM COUNTY. THESE AREAS
MAY SEE NORTHEAST WINDS INCREASE TO 25 TO 40 MPH WITH GUSTS TO 55
MPH. THE WINDY CONDITIONS WILL BE ACCOMPANIED BY TEMPERATURES IN
THE 20S TO AROUND 30.

STAY TUNED TO THE LATEST UPDATES FROM THE NATIONAL WEATHER SERVICE
IN SEATTLE.

$$

ALBRECHT
WEATHER.GOV/SEATTLE





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Silver Spring, MD 20910
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Page last modified: May 16, 2007
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