Alert archive / Washington / River Flood Warnings in 2014

River Flood Warning 49, NWS Seattle, WA

November 27, 2014Mason County, Washington

NWS Seattle, WA issued this river flood warning at Nov 27, 2014, 5:31 AM PST for Mason County, Washington. It took effect at Nov 27, 2014, 8:32 AM PST. It was in force for 60 hr.

The area

The outline as issued.

The facts

Issued
Nov 27, 2014, 5:31 AM PST (13:31 UTC)
In effect from
Nov 27, 2014, 8:32 AM PST
Expired
Nov 29, 2014, 8:21 PM PST
In force
60 hr
Issued by
NWS Seattle, WA
Area
Storm-based polygon
Flood severity
Minor

County Mason County, WA

The radar

The Langley Hill radar (KLGX), 72 km from the middle of the area, began a volume at 13:35 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The river

Written for the forecast point Skokomish River near Potlatch (SRPW1).

Action stage
15 ft
Minor stage
16.5 ft
Moderate stage
17.5 ft
Major stage
18 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 12061500, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.

The text

As transmitted, in the capitals the NWS used until 2016.

398 
WGUS46 KSEW 271331
FLWSEW
BULLETIN - IMMEDIATE BROADCAST REQUESTED
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       

$$
8 follow-up statements
543 
WGUS86 KSEW 272253
FLSSEW
FLOOD STATEMENT
NATIONAL WEATHER SERVICE SEATTLE WA
253 PM PST THU NOV 27 2014

...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN 
WASHINGTON...
  SKOKOMISH RIVER NEAR POTLATCH AFFECTING MASON COUNTY. 
 
.FLOOD BULLETIN NO. 19

                OLYMPIC PENINSULA REGION

THE SKOKOMISH RIVER WILL REMAIN NEAR OR ABOVE FLOOD STAGE THROUGH FRIDAY
OR FRIDAY NIGHT.

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.

&&

WAC045-280753-
/O.CON.KSEW.FL.W.0049.000000T0000Z-141129T2230Z/
/SRPW1.1.ER.141127T1533Z.141128T1800Z.141129T1330Z.NR/
253 PM PST THU NOV 27 2014

THE FLOOD WARNING CONTINUES FOR
  THE SKOKOMISH RIVER NEAR POTLATCH
* UNTIL SATURDAY AFTERNOON. 
* AT  2:30 PM THURSDAY THE STAGE WAS 16.9 FEET. 
* FLOOD STAGE IS 16.5 FEET. 
* MINOR FLOODING IS OCCURRING AND MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL CONTINUE TO RISE 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
086 
WGUS86 KSEW 280444
FLSSEW
FLOOD STATEMENT
NATIONAL WEATHER SERVICE SEATTLE WA
844 PM PST THU NOV 27 2014

...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN 
WASHINGTON...

  SKOKOMISH RIVER NEAR POTLATCH AFFECTING MASON COUNTY. 
  SKAGIT RIVER NEAR CONCRETE AFFECTING SKAGIT COUNTY. 
  SKAGIT RIVER NEAR MT. VERNON AFFECTING SKAGIT COUNTY. 
 
.FLOOD BULLETIN NO. 21

MINOR FLOODING WILL CONTINUE ON THE SKOKOMISH AND SKAGIT RIVERS
TONIGHT AND FRIDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

DO NOT DRIVE THROUGH FLOODED AREAS. THIS IS THE CAUSE OF MOST FLOOD
RELATED DEATHS IN WASHINGTON. LISTEN TO NOAA WEATHER RADIO OR OTHER
LOCAL NEWS SOURCES FOR THE LATEST INFORMATION.

&&

WAC045-281344-
/O.CON.KSEW.FL.W.0049.000000T0000Z-141129T2230Z/
/SRPW1.1.ER.141127T1533Z.141128T1800Z.141129T1330Z.NR/
844 PM PST THU NOV 27 2014

THE FLOOD WARNING CONTINUES FOR
  THE SKOKOMISH RIVER NEAR POTLATCH
* UNTIL SATURDAY AFTERNOON. 
* AT  8:30 PM THURSDAY THE STAGE WAS 17.0 FEET. 
* FLOOD STAGE IS 16.5 FEET. 
* MINOR FLOODING IS OCCURRING AND MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL CONTINUE TO RISE 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       

$$

WAC057-281344-
/O.CON.KSEW.FL.W.0050.141128T1413Z-141129T2030Z/
/CONW1.1.ER.141128T1413Z.141129T0000Z.141129T0830Z.NO/
844 PM PST THU NOV 27 2014

THE FLOOD WARNING CONTINUES FOR
  THE SKAGIT RIVER NEAR CONCRETE
* FROM 6 AM FRIDAY UNTIL SATURDAY AFTERNOON.
* AT  8:15 PM THURSDAY THE STAGE WAS 27.0 FEET. 
* FLOOD STAGE IS 28.0 FEET. 
* MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL RISE ABOVE FLOOD STAGE AROUND 6 AM FRIDAY
  AND CREST NEAR 29.5 FEET AROUND 4 PM FRIDAY. THE RIVER WILL FALL 
  BELOW FLOOD STAGE EARLY SATURDAY MORNING.
* IMPACT...AT 28.0 FEET...THE SKAGIT RIVER WILL FLOOD LOW AREAS AND 
  SECTIONS OF ROADS ALONG THE RIVER FROM ROCKPORT DOWNSTREAM TO SEDRO
  WOOLLEY. THIS LEVEL FOR THIS LOCATION ON THE SKAGIT CORRESPONDS TO 
  A PHASE 1 FLOOD IN THE SKAGIT COUNTY FLOOD SYSTEM.

&&

LAT...LON 4845 12163 4848 12185 4846 12227 4853 12227 4856 12185
      4850 12160       

$$

WAC057-281343-
/O.CON.KSEW.FL.W.0051.141128T1628Z-141130T0933Z/
/MVEW1.1.ER.141128T1628Z.141129T1200Z.141129T2133Z.NO/
844 PM PST THU NOV 27 2014

THE FLOOD WARNING CONTINUES FOR
  THE SKAGIT RIVER NEAR MT. VERNON
* FROM 8 AM FRIDAY UNTIL LATE SATURDAY NIGHT.
* AT  8:30 PM THURSDAY THE STAGE WAS 27.3 FEET. 
* FLOOD STAGE IS 28.0 FEET. 
* MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL RISE ABOVE FLOOD STAGE AROUND 8 AM FRIDAY
  AND CREST NEAR 29.2 FEET AROUND 4 AM SATURDAY. THE RIVER WILL FALL 
  BELOW FLOOD STAGE SATURDAY EARLY AFTERNOON.
* IMPACT...AT 28.0 FEET...THE SKAGIT RIVER WILL CAUSE MINOR FLOODING 
  FROM SEDRO WOOLLEY DOWNSTREAM THROUGH MOUNT VERNON TO THE MOUTH...
  WITH SHALLOW FLOODING IN LOW PASTURE LANDS AND OVER A FEW LOW-LYING
  ROADS NEAR THE RIVER. THIS LEVEL FOR THIS LOCATION ON THE SKAGIT 
  CORRESPONDS TO A PHASE 1 FLOOD IN THE SKAGIT COUNTY FLOOD SYSTEM.

&&

LAT...LON 4846 12227 4840 12230 4830 12235 4837 12250 4845 12240
      4853 12227       

$$
102 
WGUS86 KSEW 281302
FLSSEW
FLOOD STATEMENT
NATIONAL WEATHER SERVICE SEATTLE WA
502 AM PST FRI NOV 28 2014

...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN 
WASHINGTON...
 
  SKOKOMISH RIVER NEAR POTLATCH AFFECTING MASON COUNTY. 
  SKAGIT RIVER NEAR CONCRETE AFFECTING SKAGIT COUNTY. 
  SKAGIT RIVER NEAR MOUNT VERNON AFFECTING SKAGIT COUNTY. 
  SKYKOMISH RIVER NEAR GOLD BAR AFFECTING SNOHOMISH COUNTY. 
 
.FLOOD BULLETIN NO. 22

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 MONITOR
DEVELOPMENTS BY LISTENING TO NOAA WEATHER RADIO OR OTHER LOCAL
MEDIA.

&&

WAC045-282202-
/O.EXT.KSEW.FL.W.0049.000000T0000Z-141130T0000Z/
/SRPW1.1.ER.141127T1533Z.141128T1800Z.141129T1500Z.NR/
502 AM PST FRI NOV 28 2014

...FLOOD WARNING EXTENDED UNTIL SATURDAY AFTERNOON...

THE FLOOD WARNING CONTINUES FOR
  THE SKOKOMISH RIVER NEAR POTLATCH
* UNTIL SATURDAY AFTERNOON. 
* AT  4:30 AM FRIDAY THE STAGE WAS 17.2 FEET. 
* FLOOD STAGE IS 16.5 FEET. 
* MINOR FLOODING IS OCCURRING AND MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL CONTINUE TO RISE AND CREST NEAR 17.3 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       

$$

WAC057-282202-
/O.EXT.KSEW.FL.W.0050.141128T1258Z-141129T1945Z/
/CONW1.1.ER.141128T1131Z.141129T0000Z.141129T0745Z.NO/
502 AM PST FRI NOV 28 2014

THE FLOOD WARNING CONTINUES FOR
  THE SKAGIT RIVER NEAR CONCRETE
* UNTIL SATURDAY MORNING. 
* AT  4:45 AM FRIDAY THE STAGE WAS 28.5 FEET. 
* FLOOD STAGE IS 28.0 FEET. 
* MINOR FLOODING IS OCCURRING AND MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL CONTINUE TO RISE AND CREST NEAR 29.5 FEET
  AROUND 4 PM FRIDAY. THE RIVER WILL FALL BELOW FLOOD STAGE TONIGHT.
* IMPACT...AT 28.0 FEET...THE SKAGIT RIVER WILL FLOOD LOW AREAS AND 
  SECTIONS OF ROADS ALONG THE RIVER FROM ROCKPORT DOWNSTREAM TO SEDRO
  WOOLLEY. THIS LEVEL FOR THIS LOCATION ON THE SKAGIT CORRESPONDS TO 
  A PHASE 1 FLOOD IN THE SKAGIT COUNTY FLOOD SYSTEM.

&&

LAT...LON 4845 12163 4848 12185 4846 12227 4853 12227 4856 12185
      4850 12160       

$$

WAC057-282202-
/O.EXT.KSEW.FL.W.0051.141128T1615Z-141130T0924Z/
/MVEW1.1.ER.141128T1615Z.141129T1200Z.141129T2124Z.NO/
502 AM PST FRI NOV 28 2014

THE FLOOD WARNING CONTINUES FOR
  THE SKAGIT RIVER NEAR MOUNT VERNON
* FROM 8 AM FRIDAY UNTIL LATE SATURDAY NIGHT.
* AT  4:30 AM FRIDAY THE STAGE WAS 27.7 FEET. 
* FLOOD STAGE IS 28.0 FEET. 
* MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL RISE ABOVE FLOOD STAGE AROUND 8 AM FRIDAY
  AND CREST NEAR 29.3 FEET AROUND 4 AM SATURDAY. THE RIVER WILL FALL 
  BELOW FLOOD STAGE SATURDAY EARLY AFTERNOON.
* IMPACT...AT 28.0 FEET...THE SKAGIT RIVER WILL CAUSE MINOR FLOODING 
  FROM SEDRO WOOLLEY DOWNSTREAM THROUGH MOUNT VERNON TO THE MOUTH...
  WITH SHALLOW FLOODING IN LOW PASTURE LANDS AND OVER A FEW LOW-LYING
  ROADS NEAR THE RIVER. THIS LEVEL FOR THIS LOCATION ON THE SKAGIT 
  CORRESPONDS TO A PHASE 1 FLOOD IN THE SKAGIT COUNTY FLOOD SYSTEM.

&&

LAT...LON 4846 12227 4840 12230 4830 12235 4837 12250 4845 12240
      4853 12227       

$$

WAC061-282202-
/O.EXT.KSEW.FL.W.0052.141128T1258Z-141129T0805Z/
/GLBW1.1.ER.141128T1206Z.141128T1800Z.141128T2005Z.NO/
502 AM PST FRI NOV 28 2014

THE FLOOD WARNING CONTINUES FOR
  THE SKYKOMISH RIVER NEAR GOLD BAR
* UNTIL LATE TONIGHT. 
* AT  4:30 AM FRIDAY THE STAGE WAS 15.2 FEET. 
* FLOOD STAGE IS 15.0 FEET. 
* MINOR FLOODING IS OCCURRING AND MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL CONTINUE TO RISE AND CREST NEAR 15.3 FEET
  AROUND 10 AM FRIDAY. THE RIVER WILL FALL BELOW FLOOD STAGE EARLY 
  THIS AFTERNOON.
* IMPACT...AT 15.0 FEET...THE SKYKOMISH RIVER WILL CAUSE MINOR 
  FLOODING OF LOW PASTURE LANDS AND LOW LYING ROADS...INCLUDING 
  INDEX-GALENA ROAD AND TUALCO LOOP ROAD. A STAGE OF 15 FEET ON THE 
  SKYKOMISH RIVER CORRESPONDS TO A PHASE 2 IN THE SNOHOMISH COUNTY 
  FLOOD PROGRAM.

&&

LAT...LON 4774 12150 4780 12173 4780 12196 4793 12197 4794 12169
      4787 12147       

$$
569 
WGUS86 KSEW 282156
FLSSEW
FLOOD STATEMENT
NATIONAL WEATHER SERVICE SEATTLE WA
156 PM PST FRI NOV 28 2014

...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN 
WASHINGTON...
 
  SKOKOMISH RIVER NEAR POTLATCH AFFECTING MASON COUNTY. 
 
.FLOOD BULLETIN NO. 32

                NORTH WEST REGION

THE SKOKOMISH RIVER WILL REMAIN NEAR ITS CREST FOR A FEW HOURS FRIDAY
AFTERNOON...THEN FALL FRIDAY NIGHT AND SATURDAY MORNING.

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.

&&

WAC045-290656-
/O.EXT.KSEW.FL.W.0049.000000T0000Z-141130T1140Z/
/SRPW1.1.ER.141127T1533Z.141128T2000Z.141130T0240Z.NR/
156 PM PST FRI NOV 28 2014

...FLOOD WARNING EXTENDED UNTIL LATE SATURDAY NIGHT...

THE FLOOD WARNING CONTINUES FOR
  THE SKOKOMISH RIVER NEAR POTLATCH
* UNTIL LATE SATURDAY NIGHT. 
* AT  1:45 PM FRIDAY THE STAGE WAS 17.4 FEET. 
* FLOOD STAGE IS 16.5 FEET. 
* MINOR FLOODING IS OCCURRING AND MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER CRESTED AT 17.4 FEET AT 12 PM FRIDAY AND WILL 
  CONTINUE TO FALL TO BELOW FLOOD STAGE SATURDAY EVENING.
* 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       

$$
705 
WGUS86 KSEW 290755
FLSSEW
FLOOD STATEMENT
NATIONAL WEATHER SERVICE SEATTLE WA
1155 PM PST FRI NOV 28 2014

...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN 
WASHINGTON...
 
  SKOKOMISH RIVER NEAR POTLATCH AFFECTING MASON COUNTY. 
 
.FLOOD BULLETIN NO. 36

                OLYMPIC PENINSULA REGION

HEAVY RAIN THAT DROVE THE SKOKOMISH RIVER IN MASON COUNTY ABOVE FLOOD
STAGE HAS COME TO AN END. THE RIVER WILL SLOWLY RECEDE THROUGH THE
WEEKEND.

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.

&&

WAC045-291655-
/O.EXT.KSEW.FL.W.0049.000000T0000Z-141201T0556Z/
/SRPW1.1.ER.141127T1533Z.141128T2000Z.141130T2056Z.NR/
1155 PM PST FRI NOV 28 2014

...FLOOD WARNING EXTENDED UNTIL SUNDAY EVENING...

THE FLOOD WARNING CONTINUES FOR
  THE SKOKOMISH RIVER NEAR POTLATCH
* UNTIL SUNDAY EVENING. 
* AT 11:45 PM FRIDAY THE STAGE WAS 17.3 FEET. 
* FLOOD STAGE IS 16.5 FEET. 
* MINOR FLOODING IS OCCURRING AND MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER CRESTED AT 17.4 FEET AT 12 PM FRIDAY AND WILL 
  CONTINUE TO FALL TO BELOW FLOOD STAGE SUNDAY EARLY AFTERNOON.
* 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       

$$

ALBRECHT
128 
WGUS86 KSEW 291601
FLSSEW
FLOOD STATEMENT
NATIONAL WEATHER SERVICE SEATTLE WA
801 AM PST SAT NOV 29 2014

...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN 
WASHINGTON...
 
  SKOKOMISH RIVER NEAR POTLATCH AFFECTING MASON COUNTY. 
 
.FLOOD BULLETIN NO. 40

                OLYMPIC PENINSULA REGION

THE SKOKOMISH RIVER WILL CONTINUE TO RECEDE TODAY AND 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.

&&

WAC045-300101-
/O.EXT.KSEW.FL.W.0049.000000T0000Z-141130T1847Z/
/SRPW1.1.ER.141127T1533Z.141128T2000Z.141130T0947Z.NR/
801 AM PST SAT NOV 29 2014

THE FLOOD WARNING CONTINUES FOR
  THE SKOKOMISH RIVER NEAR POTLATCH
* UNTIL SUNDAY MORNING. 
* AT  7:30 AM SATURDAY THE STAGE WAS 17.0 FEET. 
* FLOOD STAGE IS 16.5 FEET. 
* MINOR FLOODING IS OCCURRING AND MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER HAS CRESTED AND WILL CONTINUE TO FALL TO BELOW
  FLOOD STAGE EARLY SUNDAY 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
994 
WGUS86 KSEW 292335
FLSSEW
FLOOD STATEMENT
NATIONAL WEATHER SERVICE SEATTLE WA
335 PM PST SAT NOV 29 2014

...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN 
WASHINGTON...
  SKOKOMISH RIVER NEAR POTLATCH AFFECTING MASON COUNTY. 
 
.FLOOD BULLETIN NO. 44

                OLYMPIC PENINSULA REGION

THE SKOKOMISH RIVER WILL FALL BELOW 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.

&&

WAC045-300835-
/O.CON.KSEW.FL.W.0049.000000T0000Z-141130T1847Z/
/SRPW1.1.ER.141127T1533Z.141128T2000Z.141130T0947Z.NR/
335 PM PST SAT NOV 29 2014

THE FLOOD WARNING CONTINUES FOR
  THE SKOKOMISH RIVER NEAR POTLATCH
* UNTIL SUNDAY MORNING. 
* AT  3:15 PM SATURDAY THE STAGE WAS 16.5 FEET. 
* FLOOD STAGE IS 16.5 FEET. 
* MINOR FLOODING IS OCCURRING AND MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER HAS CRESTED AND WILL CONTINUE TO FALL TO BELOW
  FLOOD STAGE EARLY SUNDAY 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       

$$
983 
WGUS86 KSEW 300421
FLSSEW
FLOOD STATEMENT
NATIONAL WEATHER SERVICE SEATTLE WA
821 PM PST SAT NOV 29 2014

...THE FLOOD WARNING HAS ENDED FOR THE FOLLOWING RIVERS IN 
WASHINGTON...
 
  SKOKOMISH RIVER NEAR POTLATCH AFFECTING MASON COUNTY.
 
.FLOOD BULLETIN NO. 46

                OLYMPIC PENINSULA REGION

RAIN HAS ENDED AND RIVER LEVELS ON THE SKOKOMISH HAVE FALLEN BELOW FLOOD
STAGE.

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.

&&

WAC045-300451-
/O.CAN.KSEW.FL.W.0049.000000T0000Z-141130T1847Z/
/SRPW1.1.ER.141127T1533Z.141128T2000Z.141130T0947Z.NR/
821 PM PST SAT NOV 29 2014

THE FLOOD WARNING HAS ENDED FOR
  THE SKOKOMISH RIVER NEAR POTLATCH
* AT  8:00 PM SATURDAY THE STAGE WAS 16.2 FEET. 
* FLOOD STAGE IS 16.5 FEET. 
* 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       

$$

What forecasters said that day

The local office's own words before this river flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Seattle, WA wrote its last area forecast discussion before this river flood warning went out at Nov 27, 3:30 AM PST, 2 hours 1 minute earlier.

Area forecast discussion, Nov 27, 3:30 AM PST, 2 hours 1 minute before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SEATTLE WA
330 AM PST THU NOV 27 2014

.SYNOPSIS...MOIST ONSHORE FLOW WILL GIVE PERIODS OF RAIN TO THE AREA
TODAY. A COLD FRONT WILL MOVE SOUTHEAST ACROSS THE AREA FRIDAY
MORNING GIVING FALLING TEMPERATURES DURING THE AFTERNOON. A STRONG
COLD FRONT WILL MOVE SOUTH THROUGH THE AREA FRIDAY NIGHT INTO
SATURDAY. SOME SNOW OR RAIN AND SNOW MIXED IS LIKELY TO OCCUR ALONG
THIS SECOND FRONT LATE FRIDAY NIGHT INTO SATURDAY. STRONG FRASER
OUTFLOW WILL GIVE WINDY CONDITIONS TO THE NORTH INTERIOR LATE FRIDAY
NIGHT INTO SATURDAY. COOL AND MAINLY DRY WEATHER IS EXPECTED SUNDAY
THROUGH EARLY NEXT WEEK.

&&

.SHORT TERM...VERY ACTIVE AND CHANGEABLE WEATHER IS EXPECTED OVER
THE AREA DURING THE SHORT TERM PERIOD.

A FRONTAL FEATURE MOVED INLAND THROUGH THE AREA EARLY THIS MORNING.
WHILE IT HAS BEEN WINDY ACROSS THE NORTH INTERIOR AND ALONG THE
NORTH COAST...WINDS HAVE BEEN BELOW WIND ADVISORY CRITERIA. WILL
ALLOW THE WIND ADVISORY TO EXPIRE AT 4 AM PST.

WHILE A WEAK FRONTAL SYSTEM IS MOVING ACROSS THE AREA EARLY THIS
MORNING...THE AIR MASS BEHIND THE FRONT IS ORIGINATING FROM THE
SUBTROPICAL CENTRAL PACIFIC. SO...WE CAN EXPECT A CONTINUATION OF
THE RATHER WARM AND MUGGY AIR MASS THAT WE HAVE SEEN OVER THE PAST
24 HOURS WITH TEMPERATURES REMAINING NEAR STEADY IN THE 50S THROUGH
TONIGHT. STRONG ONSHORE PRESSURE GRADIENTS AND THE HIGH MOISTURE
CONTENT OF THE LOW LEVEL AIR MASS - WITH DEWPOINTS AROUND 50 - IS
RESULTING IN GOOD OROGRAPHIC PRECIPITATION AMOUNTS ON THE WEST
SLOPES OF THE MOUNTAINS. LITTLE CHANGE IN THE OVERALL PATTERN IS
EXPECTED THROUGH TONIGHT...WITH POSSIBLY SOME INCREASE IN ONSHORE
FLOW TONIGHT AS A WAVE OF LOW PRESSURE MOVES BY TO THE NORTH OF THE
AREA. SEE THE HYDROLOGY SECTION BELOW FOR DETAILS ON FORECAST
PRECIPITATION IN THE AREA AND ITS IMPACT ON LOCAL RIVER.

BIG CHANGES BEGIN TO OCCUR FRIDAY MORNING. A WEAK UPPER LEVEL
TROUGH THAT IS PASSING SOUTHWARD THROUGH THE ALASKAN PANHANDLE THIS
MORNING IS FORECAST BY ALL MODELS TO SHARPEN AND DIG INTO WESTERN
WASHINGTON FRIDAY AFTERNOON. THIS WILL INTENSIFY THE FRONTAL SYSTEM
THAT NOW SITS OVER THE QUEEN CHARLOTTE SOUND AND SWEEP IT SOUTHEAST
ACROSS THE AREA FRIDAY MORNING. STRONG HEIGHT FALLS AT 500 MB BEGIN
FRIDAY MORNING AND CONTINUE THROUGH FRIDAY NIGHT...FALLING FROM NEAR
550 DAM TO AROUND 520 DAM PER THE 00Z ECMWF SOLUTION. THE GFS SHOWS
HEIGHT FALLS A BIT WEAKER THAN THE ECMWF...BUT IS STILL VERY
IMPRESSIVE AND IS RATHER CONSISTENT. SO A SHARP FRONT MOVES SE
ACROSS THE AREA DURING THE DAY WITH EARLY MORNING HIGH TEMPERATURES
IN MOST AREAS. PRECIPITATION AMOUNTS WITH THE FRONT PER MESOSCALE
MODELS LIKE THE UW WRFGFS ARE IMPRESSIVE FRIDAY MORNING. MOST AREAS
WILL BE BREEZY TO WINDY THROUGH FRIDAY.

A MODIFIED ARCTIC COLD FRONT WILL LIKELY REACH THE FAR NORTH
INTERIOR EARLY FRIDAY EVENING THEN TAKE ITS TIME MOVING SOUTH TO
AROUND EVERETT ABOUT MIDNIGHT FRIDAY NIGHT AND THROUGH THE SEATTLE
AREA SATURDAY MORNING. THIS FRONT WILL BE ACCOMPANIED BY A SHARP
UPPER LEVEL TROUGH AND POSSIBLY A LEE SIDE LOW THAT FORMS OFF
VANCOUVER ISLAND AND MOVES INLAND SOMEWHERE AROUND THE SOUTH
INTERIOR SATURDAY MORNING. A CONVERGENCE ZONE-LIKE FEATURE CAN BE
EXPECTED AHEAD OF THE MODIFIED ARCTIC FRONT. SNOW LEVELS WILL FALL
FRIDAY NIGHT...MOSTLY DUE TO THE COOLING ALOFT...THEN SHOULD BE NEAR
SEA LEVEL SATURDAY MORNING ALL AREAS. SNOWFALL AMOUNTS IN THE
LOWLANDS ARE HIGHLY UNCERTAIN AT THIS TIME. FORECAST MODELS RANGE
FROM ABOUT AN INCH IN THE GFS SOLUTION TO POSSIBLY 3 TO 5 INCHES
OVER PORTIONS OF THE NORTH INTERIOR DOWN TO THE NORTHERN PORTIONS OF
SEATTLE PER THE ECMWF...NAM12 AND CANADIAN SOLUTIONS. CURRENT
FORECASTS WILL BE A MODEL BLEND BETWEEN THESE AMOUNTS AND WILL
LIKELY NEED TO BE ADJUSTED AS WE GET CLOSER TO THE EVENT.

BEHIND THE MODIFIED ARCTIC FRONT...STRONG FRASER OUTFLOW WILL AFFECT
THE NORTH INTERIOR. MODELS GENERALLY AGREE THAT BELLINGHAM TO
WILLIAMS LAKE PRESSURE GRADIENTS WILL FALL TO -18 TO -23 MB. THIS
WOULD RESULT IN N TO NE WINDS 25 TO 40 MPH WITH GUSTS TO 55 MPH SAT
MORNING BELLINGHAM NORTHWARD AND IN THE SAN JUANS.

WILL ISSUE A SPECIAL WEATHER STATEMENT FOR THE RAPIDLY CHANGING
CONDITIONS...POSSIBLE LOWLAND SNOW...AND LOCALLY VERY WINDY
CONDITIONS FRIDAY THROUGH SATURDAY. ALBRECHT

.LONG TERM...AFTER A COLD MORNING ON SUNDAY...EXPECT GRADUALLY
MODERATING CONDITIONS LATER SUNDAY THROUGH EARLY NEXT WEEK. MODELS
VERY ON PRECIPITATION THREATS STARTING MONDAY WITH THE GFS BRINGING
SOUTHERN STREAM MOISTURE INTO OREGON AND FAR SOUTHERN WASHINGTON AND
THE ECMWF AND CANADIAN SOLUTIONS BRINGING A NORTHERN STREAM TROUGH
ACROSS THE AREA DURING THE SAME PERIOD. AT THIS TIME THE DRY
FORECAST WAS MAINTAINED BUT CLOUDS WERE INCREASED. ALBRECHT

&&

.HYDROLOGY...THE SNOQUALMIE RIVER NEAR CARNATION REMAINS ABOVE FLOOD
STAGE AS A RESULT OF THE HEAVY RAIN THAT FELL MONDAY AFTERNOON
THROUGH TUESDAY NIGHT...BUT IT IS FALLING AND WILL DROP BELOW FLOOD
STAGE IN A FEW HOURS.

RAIN BEGAN SPREADING INTO WESTERN WASHINGTON AHEAD OF THE NEXT
FRONTAL SYSTEM LATE WEDNESDAY. AS EXPECTED THE HEAVIEST RAIN HAS
BEEN OVER THE SOUTHWEST FACING SLOPES OF THE OLYMPICS...AND IN THE
CASCADES FROM ROUGHLY THE SNOHOMISH BASIN NORTHWARD. MANY STATIONS
THERE ARE REPORTING 0.6 TO 1.3 INCHES IN THE LAST 12 HOURS...AND
MOST OF THE RIVERS IN THE REGION HAVE STARTED RISING AGAIN.

SIGNIFICANT PRECIPITATION WILL CONTINUE THROUGH FRIDAY...WITH STRONG
OROGRAPHIC FORCING AS SOUTHWESTERLY LOW LEVEL WINDS OF 40 KT OR SO
CONTINUE. THE HEAVIEST PRECIPITATION WILL BE OVER THE OLYMPICS AND
NORTH CASCADES TODAY AND MOST OF TONIGHT...AND THEN THE FRONTAL BAND
AND HEAVIEST RAIN WILL GRADUALLY SHIFT SOUTHWARD ON FRIDAY. THE SNOW
LEVEL WILL BE 5500 TO 7000 FT THROUGH TONIGHT...AND IT SHOULD FALL
GRADUALLY ON FRIDAY AS THE COLD FRONT STARTS TO MOVE SOUTHEAST
THROUGH THE AREA.

ANOTHER 3.0 TO 5.5 INCHES OF PRECIPITATION IS LIKELY IN THE OLYMPICS
AND CASCADES FROM THE SNOHOMISH BASIN NORTHWARD THROUGH FRIDAY. THIS
COULD CAUSE THE SKOKOMISH RIVER TO FLOOD...AND IT COULD REACH FLOOD
STAGE THIS EVENING. IN THE NORTH CASCADES...THE NOOKSACK AND SKAGIT
RIVERS CAME CLOSE TO FLOODING ON WEDNESDAY...AND BOTH FACE A THREAT
OF FLOODING IN THIS EPISODE. IN ADDITION THE STILLAGUAMISH...
SKYKOMISH...TOLT...SNOQUALMIE...AND SNOHOMISH RIVERS -- ALL OF WHICH
FLOODED OR NEARLY FLOODED IN THE PAST COUPLE DAYS -- COULD FLOOD AS
WELL. FLOODING ON THESE CASCADE RIVERS WOULD PROBABLY BEGIN TONIGHT
OR FRIDAY. A MAJOR FLOODING EPISODE IS UNLIKELY...BUT IT WOULD BE NO
SURPRISE IF MANY OF THESE RIVERS HAVE MINOR TO MODERATE FLOODING.

THE CASCADES SOUTH OF THE SNOHOMISH BASIN WILL PROBABLY RECEIVE 2 TO
4 INCHES OF RAIN. MOST OF THAT COULD FALL ON FRIDAY AND SOME MODELS
-- ESPECIALLY THE UW WRF-GFS -- SHOW FAIRLY INTENSE RAINFALL IN THAT
AREA. SO THE RIVERS THERE FACE A THREAT OF FLOODING AS WELL. OF
COURSE SOME OF THEM RECENTLY FLOODED...AND THEY ARE ALL RUNNING
HIGH.

THE COLD FRONT SHOULD MOVE SOUTHEAST OF WESTERN WASHINGTON FRIDAY
NIGHT...WITH COLD AND DRIER WEATHER LIKELY THIS WEEKEND. RIVERS
SHOULD THEN RECEDE AND THE FLOOD THREAT WILL END FOR THE FORESEEABLE
FUTURE.   MCDONNAL

&&

.AVIATION...EXPECT RAIN AT TIMES THIS MORNING AS A COLD FRONT PUSHES
THROUGH WESTERN WA. THE FLOW ALOFT IS WESTERLY. MVFR CIGS ARE
POSSIBLE THIS MORNING IN -RA. GUSTY SOUTH WINDS ARE ALSO EXPECTED
WITH THIS FRONT. MOIST WESTERLY FLOW WILL CONTINUE THIS AFTERNOON
WITH SHOWERS MAINLY AFFECTING THE COAST AND MOUNTAINS. RAIN WILL
CONTINUE TONIGHT AS ANOTHER COLD FRONT SHIFTS S/SE INTO WESTERN WA.
33

KSEA...EXPECT LIGHT RAIN AT TIMES TODAY WITH CIGS NEAR 3000 FT.
GUSTY SOUTH WINDS 20015G25KT EXPECTED AT THE TERMINAL THROUGHOUT THE
DAY. 33

&&

.MARINE...A COLD FRONT IS PUSHING THROUGH WESTERN WA EARLY THIS
MORNING WITH MODERATE SOUTH/SOUTHWEST WINDS ACROSS THE WATERS -
SMALL CRAFT ADVISORIES ARE IN EFFECT FOR ALL ZONES. PRESSURE
GRADIENTS WILL REMAIN TIGHT TONIGHT THROUGH FRI MORNING AS ANOTHER
COLD FRONT SHIFTS SOUTH INTO WESTERN WA. STRONG HIGH PRES OVER
INTERIOR B.C. WILL BRING N/NE FRASER RIVER OUTFLOW WINDS LATE FRI
NIGHT INTO SAT WITH GALES POSSIBLE OVER THE NORTHERN INLAND WATERS.
OFFSHORE FLOW WILL PREVAIL SUN AND MON WITH HIGH PRES EAST OF THE
CASCADES. 33

&&

.SEW WATCHES/WARNINGS/ADVISORIES...
WA...FLOOD WATCHES AND WARNINGS IN EFFECT FOR PORTIONS OF
      WESTERN WASHINGTON.

PZ...SMALL CRAFT ADVISORY ALL WATERS.
     SMALL CRAFT ADVISORY GRAYS HARBOR BAR FOR ROUGH BAR.

&&

WWW.WEATHER.GOV/SEATTLE

YOU CAN SEE AN ILLUSTRATED VERSION OF THIS FORECAST DISCUSSION AT
WWW.WEATHER.GOV/SEATTLE/GAFD/LATEST_WEBAFD.HTML

In the hours before

Special weather statement, Nov 27, 4:00 AM PST, 1 hour 31 minutes before
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

The office that day

Everything else NWS Seattle, WA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Nov 27, 2:53 AM PSTSmall Craft AdvisorySEW26 hr
Nov 27, 11:28 AM PSTRiver Flood WarningSEWSkagit54 hr
Nov 27, 11:28 AM PSTRiver Flood WarningSEWSkagit3 days
Nov 27, 2:34 PM PSTGale WatchSEW12 hr
Nov 27, 3:28 PM PSTHigh Wind WatchSEWSan Juan23 hr

Nearby

River Flood Warnings in Washington, 2014Every river flood warning in 2014

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive; the gauge from the NWS water service and the USGS.