Alert archive / Washington / River Flood Warnings in 2011
River Flood Warning 41, NWS Seattle, WA
NWS Seattle, WA issued this river flood warning at Mar 30, 2011, 11:15 AM PDT for King County, Washington. It took effect at Mar 30, 2011, 6:58 PM PDT. It was in force for 3 days.
The area
The counties it named.
The facts
- Issued
- Mar 30, 2011, 11:15 AM PDT (18:15 UTC)
- In effect from
- Mar 30, 2011, 6:58 PM PDT
- Expired
- Apr 3, 2011, 3:56 AM PDT
- In force
- 3 days
- Issued by
- NWS Seattle, WA
- Flood severity
- Major
County King County, WA
The radar
The Seattle radar (KATX), 92 km from the middle of the area, began a volume at 18:16 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 Snoqualmie River near Carnation (CRNW1). The gauge peaked at 58.16 ft at Apr 1, 2011, 4:00 AM PDT.
- Action stage
- 50.7 ft
- Minor stage
- 54 ft
- Moderate stage
- 56 ft
- Major stage
- 58 ft
This gauge today: stage, forecast and historic crests
Stage from the USGS instantaneous record for site 12149000, 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.
382 WGUS46 KSEW 301815 FLWSEW BULLETIN - IMMEDIATE BROADCAST REQUESTED FLOOD WARNING NATIONAL WEATHER SERVICE SEATTLE WA 1115 AM PDT WED MAR 30 2011 ...THE NATIONAL WEATHER SERVICE IN SEATTLE HAS ISSUED A FLOOD WARNING FOR THE FOLLOWING RIVERS IN WASHINGTON... SNOQUALMIE RIVER NEAR THE FALLS AFFECTING KING COUNTY. SNOQUALMIE RIVER NEAR CARNATION AFFECTING KING COUNTY. .FLOOD BULLETIN NO. 2 HEAVY RAIN IN THE CENTRAL CASCADES WILL DRIVE THE SNOQUALMIE RIVER ABOVE FLOOD STAGE TODAY. THE HEAVY RAIN IS FORECAST TO CONTINUE TONIGHT AND END AROUND MID DAY THURSDAY. 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. && WAC033-310315- /O.NEW.KSEW.FL.W.0040.110330T2137Z-110401T1839Z/ /SQUW1.2.ER.110330T2137Z.110331T0600Z.110401T0939Z.NO/ 1115 AM PDT WED MAR 30 2011 THE NATIONAL WEATHER SERVICE IN SEATTLE HAS ISSUED A * FLOOD WARNING FOR THE SNOQUALMIE RIVER NEAR THE FALLS * FROM THIS AFTERNOON TO FRIDAY MORNING. * AT 10:30 AM WEDNESDAY THE FLOW WAS 10644 CFS. * FLOOD FLOW IS 20000 CFS. * MODERATE FLOODING IS FORECAST. * FORECAST...THE RIVER WILL RISE ABOVE FLOOD FLOW AROUND 3 PM WEDNESDAY AND CREST NEAR 36000 CFS AROUND 11 PM WEDNESDAY. THE RIVER WILL FALL BELOW FLOOD FLOW EARLY FRIDAY MORNING. * IMPACT...AT 20000 CFS...THE SNOQUALMIE RIVER WILL CAUSE WIDESPREAD FLOODING OF PASTURE LANDS AND ROADS ALONG THE RIVER FROM THE TOWN OF SNOQUALMIE DOWNSTREAM THROUGH FALL CITY. ROADS THAT MAY BECOME FLOODED INCLUDE FALL CITY-CARNATION...TOLT HILL...AND NOVELTY FLATS ROADS. THIS RIVER LEVEL ON THE SNOQUALMIE CORRESPONDS ROUGHLY TO A PHASE 3 FLOOD IN THE KING COUNTY FLOOD SYSTEM. $$ WAC033-310314- /O.NEW.KSEW.FL.W.0041.110331T0158Z-110402T1330Z/ /CRNW1.3.ER.110331T0158Z.110401T0000Z.110402T0130Z.NO/ 1115 AM PDT WED MAR 30 2011 THE NATIONAL WEATHER SERVICE IN SEATTLE HAS ISSUED A * FLOOD WARNING FOR THE SNOQUALMIE RIVER NEAR CARNATION * FROM THIS EVENING TO SATURDAY MORNING. * AT 10:30 AM WEDNESDAY THE STAGE WAS 49.4 FEET. * FLOOD STAGE IS 54.0 FEET. * MAJOR FLOODING IS FORECAST. * FORECAST...THE RIVER WILL RISE ABOVE FLOOD STAGE AROUND 7 PM WEDNESDAY AND CREST NEAR 58.1 FEET AROUND 5 PM THURSDAY. THE RIVER WILL FALL BELOW FLOOD STAGE FRIDAY EVENING. * IMPACT...AT 56.0 FEET...THE SNOQUALMIE RIVER WILL CAUSE WIDESPREAD FLOODING FROM FALL CITY DOWNSTREAM THROUGH CARNATION AND DUVALL... INUNDATING MUCH OF THE FARM LAND AND NUMEROUS ROADS. $$ BURKE
13 follow-up statements
269
WGUS86 KSEW 310236
FLSSEW
FLOOD STATEMENT
NATIONAL WEATHER SERVICE SEATTLE WA
736 PM PDT WED MAR 30 2011
...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN
WASHINGTON...
SKYKOMISH RIVER NEAR GOLD BAR AFFECTING SNOHOMISH COUNTY.
SNOQUALMIE RIVER NEAR THE FALLS AFFECTING KING COUNTY.
SNOQUALMIE RIVER NEAR CARNATION AFFECTING KING COUNTY.
SNOHOMISH RIVER NEAR MONROE AFFECTING SNOHOMISH COUNTY.
SNOHOMISH RIVER AT SNOHOMISH AFFECTING SNOHOMISH COUNTY.
TOLT RIVER NEAR CARNATION AFFECTING KING COUNTY.
MIDDLE REACH OF THE GREEN RIVER UPSTREAM OF AUBURN AFFECTING KING
COUNTY.
.FLOOD BULLETIN NO. 7
CENTRAL WEST REGION
HEAVY RAIN FOCUSED OVER THE CENTRAL WASHINGTON CASCADES WILL
CONTINUE TONIGHT AND THURSDAY MORNING...ENDING MIDDAY THURSDAY.
FLOOD WARNINGS CONTINUE FOR THE SKYKOMISH...SNOQUALMIE...SNOHOMISH
AND TOLT RIVERS...PLUS THE MIDDLE REACH OF THE GREEN RIVER UPSTREAM
OF AUBURN. MAJOR FLOODING IS FORECAST FOR THE SNOQUALMIE AND
SNOHOMISH RIVERS.
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.
&&
WAC061-311036-
/O.EXT.KSEW.FL.W.0044.110331T1415Z-110401T1940Z/
/GLBW1.1.ER.110331T1415Z.110401T0000Z.110401T0740Z.NO/
736 PM PDT WED MAR 30 2011
...FLOOD WARNING EXTENDED UNTIL FRIDAY AFTERNOON...
THE FLOOD WARNING CONTINUES FOR
THE SKYKOMISH RIVER NEAR GOLD BAR
* FROM 7 AM THURSDAY UNTIL FRIDAY AFTERNOON.
* AT 6:30 PM WEDNESDAY THE STAGE WAS 10.6 FEET.
* FLOOD STAGE IS 15.0 FEET.
* MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL RISE ABOVE FLOOD STAGE AROUND 7 AM
THURSDAY AND CREST NEAR 16.7 FEET AROUND 5 PM THURSDAY. THE RIVER
WILL FALL BELOW FLOOD STAGE EARLY FRIDAY MORNING.
* IMPACT...AT 16.0 FEET...THE SKYKOMISH RIVER WILL CAUSE MINOR
FLOODING OF LOW PASTURE LANDS AND SOME ROADS ALONG THE RIVER...
INCLUDING BEN HOWARD ROAD...INDEX-GALENA ROAD AND TUALCO LOOP ROAD.
A STAGE OF 16 FEET ON THE SKYKOMISH RIVER CORRESPONDS TO A PHASE 3
IN THE SNOHOMISH COUNTY FLOOD PROGRAM.
$$
WAC061-311036-
/O.CON.KSEW.FL.W.0046.110331T1416Z-110403T0243Z/
/MROW1.3.ER.110331T1416Z.110401T0600Z.110402T1443Z.NO/
736 PM PDT WED MAR 30 2011
THE FLOOD WARNING CONTINUES FOR
THE SNOHOMISH RIVER NEAR MONROE
* FROM 7 AM THURSDAY UNTIL SATURDAY EVENING.
* AT 6:30 PM WEDNESDAY THE STAGE WAS 8.5 FEET.
* FLOOD STAGE IS 15.0 FEET.
* MAJOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL RISE ABOVE FLOOD STAGE AROUND 7 AM
THURSDAY AND CREST NEAR 18.8 FEET AROUND 11 PM THURSDAY. THE RIVER
WILL FALL BELOW FLOOD STAGE SATURDAY MORNING.
* IMPACT...AT 17.0 FEET...THE SNOHOMISH RIVER WILL CAUSE MAJOR
FLOODING...INUNDATING FARM LAND...ROADS...AND SOME RESIDENTIAL
AREAS. LEVEES WILL LIKELY SUFFER DAMAGE. FLOODING WILL OCCUR ALL
ALONG THE RIVER INCLUDING HEADWATERS...TRIBUTARIES...AND OTHER
STREAMS WITHIN AND NEAR THE SNOHOMISH RIVER BASIN. A STAGE OF 17
FEET AT THIS LOCATION CORRESPONDS TO PHASE 2 IN THE SNOHOMISH
COUNTY FLOOD WARNING SYSTEM.
$$
WAC061-311036-
/O.CON.KSEW.FL.W.0047.110331T1446Z-110403T1606Z/
/SNAW1.3.ER.110331T1446Z.110401T1200Z.110403T0106Z.NO/
736 PM PDT WED MAR 30 2011
THE FLOOD WARNING CONTINUES FOR
THE SNOHOMISH RIVER AT SNOHOMISH
* FROM 8 AM THURSDAY UNTIL SUNDAY MORNING.
* AT 6:30 PM WEDNESDAY THE STAGE WAS 17.6 FEET.
* FLOOD STAGE IS 25.0 FEET.
* MAJOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL RISE ABOVE FLOOD STAGE AROUND 8 AM
THURSDAY AND CREST NEAR 30.3 FEET AROUND 5 AM FRIDAY. THE RIVER
WILL FALL BELOW FLOOD STAGE SATURDAY EVENING.
* IMPACT...AT 30.0 FEET...THE SNOHOMISH RIVER WILL FLOOD LOW FARM
LANDS AND SEVERAL ROADS...INCLUDING RIVERVIEW ROAD AND THE
SNOHOMISH-MONROE HIGHWAY. HIDE TIDAL LEVELS COULD WORSEN FLOODING
ON THE LOWER DELTA AND EBEY ISLAND. LEVEES MAY BE DAMAGED. BERMS
START OVERTOPPING AT THIS LEVEL. FLOODING WILL OCCUR ALL ALONG THE
RIVER INCLUDING HEADWATERS...TRIBUTARIES...AND OTHER STREAMS WITHIN
AND NEAR THE SNOHOMISH RIVER BASIN. THIS STAGE ON THE SNOHOMISH
RIVER CORRESPONDS TO A PHASE 4 IN THE SNOHOMISH COUNTY FLOOD
PROGRAM.
$$
WAC033-311036-
/O.CON.KSEW.FL.W.0039.000000T0000Z-110401T1149Z/
/TOLW1.2.ER.110330T1906Z.110331T1800Z.110401T0249Z.NO/
736 PM PDT WED MAR 30 2011
THE FLOOD WARNING CONTINUES FOR
THE TOLT RIVER NEAR CARNATION
* FROM 12 PM WEDNESDAY UNTIL LATE THURSDAY NIGHT.
* AT 6:15 PM WEDNESDAY THE FLOW WAS 4600 CFS.
* FLOOD FLOW IS 4500 CFS.
* MINOR FLOODING IS OCCURRING AND MODERATE FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL CONTINUE TO RISE AND CREST NEAR 6240 CFS
AROUND 11 AM THURSDAY. THE RIVER WILL FALL BELOW FLOOD FLOW
THURSDAY EVENING.
* IMPACT...AT 4500 CFS...THE TOLT RIVER WILL FLOOD TOLT RIVER ROAD
AND MANY DRIVEWAYS. SOME HOMES IN THE SAN SOUCI AREA COULD BE
INACCESSIBLE DUE TO DEEP AND QUICK FLOOD WATERS. THIS RIVER LEVEL
ON THE TOLT CORRESPONDS TO A PHASE 3 FLOOD IN THE KING COUNTY FLOOD
SYSTEM.
$$
WAC033-311036-
/O.EXT.KSEW.FL.W.0040.000000T0000Z-110401T2205Z/
/SQUW1.2.ER.110330T2340Z.110331T1800Z.110401T1305Z.NO/
736 PM PDT WED MAR 30 2011
...FLOOD WARNING EXTENDED UNTIL FRIDAY AFTERNOON...
THE FLOOD WARNING CONTINUES FOR
THE SNOQUALMIE RIVER NEAR THE FALLS
* UNTIL FRIDAY AFTERNOON.
* AT 6:30 PM WEDNESDAY THE FLOW WAS 21700 CFS.
* FLOOD FLOW IS 20000 CFS.
* MINOR FLOODING IS OCCURRING AND MODERATE FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL CONTINUE TO RISE AND CREST NEAR 40300 CFS
AROUND 11 AM THURSDAY. THE RIVER WILL FALL BELOW FLOOD FLOW FRIDAY
MORNING.
* IMPACT...AT 30000 CFS...THE SNOQUALMIE RIVER WILL CAUSE WIDESPREAD
FLOODING OF PASTURE LANDS AND ROADS ALONG THE RIVER FROM THE TOWN
OF SNOQUALMIE DOWNSTREAM THROUGH FALL CITY. ROADS THAT MAY BECOME
FLOODED INCLUDE FALL CITY-CARNATION...TOLT HILL...AND NOVELTY FLATS
ROADS. THIS RIVER LEVEL ON THE SNOQUALMIE CORRESPONDS ROUGHLY TO A
PHASE 3 FLOOD IN THE KING COUNTY FLOOD SYSTEM.
$$
WAC033-311035-
/O.EXT.KSEW.FL.W.0041.000000T0000Z-110402T1600Z/
/CRNW1.3.ER.110331T0313Z.110401T0600Z.110402T0400Z.NO/
736 PM PDT WED MAR 30 2011
...FLOOD WARNING EXTENDED UNTIL SATURDAY MORNING...
THE FLOOD WARNING CONTINUES FOR
THE SNOQUALMIE RIVER NEAR CARNATION
* FROM 8 PM WEDNESDAY UNTIL SATURDAY MORNING.
* AT 6:30 PM WEDNESDAY THE STAGE WAS 52.8 FEET.
* FLOOD STAGE IS 54.0 FEET.
* MAJOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL RISE ABOVE FLOOD STAGE AROUND 8 PM
WEDNESDAY AND CREST NEAR 58.4 FEET AROUND 11 PM THURSDAY. THE RIVER
WILL FALL BELOW FLOOD STAGE FRIDAY NIGHT.
* IMPACT...AT 58.0 FEET...THE SNOQUALMIE RIVER WILL CAUSE MAJOR
FLOODING FROM FALL CITY DOWNSTREAM THROUGH CARNATION AND DUVALL.
DEEP AND SWIFT FLOOD WATERS WILL INUNDATE MANY FARMS...RESIDENTIAL
AREAS...AND ROADS. FLOODING WILL OCCUR ALL ALONG THE RIVER
INCLUDING HEADWATERS...TRIBUTARIES...AND OTHER STREAMS WITHIN AND
NEAR THE SNOQUALMIE RIVER BASIN.
$$
WAC033-311035-
/O.CON.KSEW.FL.W.0048.110331T1800Z-110402T0845Z/
/AUBW1.1.ER.110331T1800Z.110401T0600Z.110401T2045Z.NO/
736 PM PDT WED MAR 30 2011
THE FLOOD WARNING CONTINUES FOR
THE MIDDLE GREEN RIVER UPSTREAM OF AUBURN
* FROM 11 AM THURSDAY UNTIL LATE FRIDAY NIGHT.
* AT 6:45 PM WEDNESDAY THE STAGE WAS 57.8 FEET OR 3790 CFS.
* FLOOD STAGE IS 61.7 FEET.
* MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL RISE ABOVE FLOOD STAGE AROUND 11 AM
THURSDAY AND CREST NEAR 62.4 FEET AROUND 11 PM THURSDAY. THE RIVER
WILL FALL BELOW FLOOD STAGE FRIDAY EARLY AFTERNOON.
* IMPACT...AT 61.7 FEET...THE GREEN RIVER WILL FLOOD LOW AREAS OF THE
MIDDLE GREEN RIVER VALLEY WITH WATER OVER SE GREEN VALLEY ROAD.
SOME BACKWATER INUNDATION IS POSSIBLE IN LOWER MILL CREEK BASIN
BETWEEN AUBURN AND KENT. A STAGE OF 61.7 FEET ON THE GREEN RIVER
CORRESPONDS ROUGHLY TO A PHASE 3 FLOOD IN THE KING COUNTY FLOOD
SYSTEM.
$$
MCDONNAL
WEATHER.GOV/SEATTLE834
WGUS86 KSEW 311030
FLSSEW
FLOOD STATEMENT
NATIONAL WEATHER SERVICE SEATTLE WA
330 AM PDT THU MAR 31 2011
...FLOOD WARNINGS CONTINUE FOR THE FOLLOWING RIVERS IN
WASHINGTON...
SKYKOMISH RIVER NEAR GOLD BAR AFFECTING SNOHOMISH COUNTY.
SNOHOMISH RIVER NEAR MONROE AFFECTING SNOHOMISH COUNTY.
SNOHOMISH RIVER AT SNOHOMISH AFFECTING SNOHOMISH COUNTY.
TOLT RIVER NEAR CARNATION AFFECTING KING COUNTY.
SNOQUALMIE RIVER NEAR THE FALLS AFFECTING KING COUNTY.
SNOQUALMIE RIVER NEAR CARNATION AFFECTING KING COUNTY.
MIDDLE REACH OF THE GREEN RIVER UPSTREAM OF AUBURN AFFECTING KING
COUNTY.
.FLOOD BULLETIN NO. 11
CENTRAL WEST REGION
HEAVY RAIN FOCUSED OVER THE CENTRAL WASHINGTON CASCADES THIS MORNING
WILL TAPER OFF THIS AFTERNOON. 24 HOUR PRECIPITATION AMOUNTS EARLY
THIS MORNING IN THE CENTRAL CASCADES WERE MOSTLY IN THE 3 TO 4 AND
A HALF INCH RANGE.
FLOOD WARNINGS CONTINUE FOR THE SKYKOMISH...SNOQUALMIE...SNOHOMISH
AND TOLT RIVERS...PLUS THE MIDDLE REACH OF THE GREEN RIVER UPSTREAM
OF AUBURN. MAJOR FLOODING IS FORECAST FOR THE SNOQUALMIE AND
SNOHOMISH RIVERS.
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.
&&
WAC061-311830-
/O.EXT.KSEW.FL.W.0044.110331T1942Z-110401T1755Z/
/GLBW1.1.ER.110331T1942Z.110401T0000Z.110401T0555Z.NO/
330 AM PDT THU MAR 31 2011
THE FLOOD WARNING CONTINUES FOR
THE SKYKOMISH RIVER NEAR GOLD BAR
* FROM 1 PM THURSDAY UNTIL FRIDAY MORNING.
* AT 2:30 AM THURSDAY THE STAGE WAS 11.8 FEET.
* FLOOD STAGE IS 15.0 FEET.
* MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL RISE ABOVE FLOOD STAGE AROUND 1 PM
THURSDAY AND CREST NEAR 15.9 FEET AROUND 5 PM THURSDAY. THE RIVER
WILL FALL BELOW FLOOD STAGE TONIGHT.
* IMPACT...AT 15.0 FEET...THE SKYKOMISH RIVER WILL CAUSE MINOR
FLOODING OF LOW PASTURE LANDS AND LOW LYING ROADS...INCLUDING
INDEX-GALENA RD AND TUALCO LOOP RD. A STAGE OF 15 FEET ON THE
SKYKOMISH RIVER CORRESPONDS TO A PHASE 2 IN THE SNOHOMISH COUNTY
FLOOD PROGRAM.
$$
WAC061-311830-
/O.EXT.KSEW.FL.W.0046.110331T2129Z-110402T2052Z/
/MROW1.3.ER.110331T2129Z.110401T0600Z.110402T0852Z.NO/
330 AM PDT THU MAR 31 2011
THE FLOOD WARNING CONTINUES FOR
THE SNOHOMISH RIVER NEAR MONROE
* FROM 2 PM THURSDAY UNTIL SATURDAY AFTERNOON.
* AT 2:30 AM THURSDAY THE STAGE WAS 10.9 FEET.
* FLOOD STAGE IS 15.0 FEET.
* MAJOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL RISE ABOVE FLOOD STAGE AROUND 2 PM
THURSDAY AND CREST NEAR 18.2 FEET AROUND 11 PM THURSDAY. THE RIVER
WILL FALL BELOW FLOOD STAGE EARLY SATURDAY MORNING.
* IMPACT...AT 17.0 FEET...THE SNOHOMISH RIVER WILL CAUSE MAJOR
FLOODING...INUNDATING FARM LAND...ROADS...AND SOME RESIDENTIAL
AREAS. LEVEES WILL LIKELY SUFFER DAMAGE. FLOODING WILL OCCUR ALL
ALONG THE RIVER INCLUDING HEADWATERS...TRIBUTARIES...AND OTHER
STREAMS WITHIN AND NEAR THE SNOHOMISH RIVER BASIN. A STAGE OF 17
FEET AT THIS LOCATION CORRESPONDS TO PHASE 2 IN THE SNOHOMISH
COUNTY FLOOD WARNING SYSTEM.
$$
WAC061-311830-
/O.EXT.KSEW.FL.W.0047.110331T2112Z-110403T1206Z/
/SNAW1.3.ER.110331T2112Z.110401T1200Z.110402T2106Z.NO/
330 AM PDT THU MAR 31 2011
THE FLOOD WARNING CONTINUES FOR
THE SNOHOMISH RIVER AT SNOHOMISH
* FROM 2 PM THURSDAY UNTIL LATE SATURDAY NIGHT.
* AT 2:30 AM THURSDAY THE STAGE WAS 20.8 FEET.
* FLOOD STAGE IS 25.0 FEET.
* MAJOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL RISE ABOVE FLOOD STAGE AROUND 2 PM
THURSDAY AND CREST NEAR 30.0 FEET AROUND 5 AM FRIDAY. THE RIVER
WILL FALL BELOW FLOOD STAGE SATURDAY EARLY AFTERNOON.
* IMPACT...AT 30.0 FEET...THE SNOHOMISH RIVER WILL FLOOD LOW FARM
LANDS AND SEVERAL ROADS...INCLUDING RIVERVIEW RD AND THE
SNOHOMISH-MONROE HIGHWAY. HIDE TIDAL LEVELS COULD WORSEN FLOODING
ON THE LOWER DELTA AND EBEY ISLAND. LEVEES MAY BE DAMAGED. BERMS
START OVERTOPPING AT THIS LEVEL. FLOODING WILL OCCUR ALL ALONG
THE RIVER INCLUDING HEADWATERS...TRIBUTARIES...AND OTHER STREAMS
WITHIN AND NEAR THE SNOHOMISH RIVER BASIN. THIS STAGE ON THE
SNOHOMISH RIVER CORRESPONDS TO A PHASE 4 IN THE SNOHOMISH COUNTY
FLOOD PROGRAM.
$$
WAC033-311829-
/O.EXT.KSEW.FL.W.0039.000000T0000Z-110401T1205Z/
/TOLW1.2.ER.110330T1906Z.110331T1800Z.110401T0305Z.NO/
330 AM PDT THU MAR 31 2011
...FLOOD WARNING EXTENDED UNTIL LATE TONIGHT...
THE FLOOD WARNING CONTINUES FOR
THE TOLT RIVER NEAR CARNATION
* UNTIL LATE TONIGHT.
* AT 2:15 AM THURSDAY THE FLOW WAS 5110 CFS.
* FLOOD FLOW IS 4500 CFS.
* MINOR FLOODING IS OCCURRING AND MODERATE FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL CONTINUE TO RISE AND CREST NEAR 6440 CFS
AROUND 11 AM THURSDAY. THE RIVER WILL FALL BELOW FLOOD FLOW
TONIGHT.
* IMPACT...AT 4500 CFS...THE TOLT RIVER WILL FLOOD TOLT RIVER RD 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.
$$
WAC033-311829-
/O.EXT.KSEW.FL.W.0040.000000T0000Z-110401T2145Z/
/SQUW1.2.ER.110330T2340Z.110401T0000Z.110401T1245Z.NO/
330 AM PDT THU MAR 31 2011
THE FLOOD WARNING CONTINUES FOR
THE SNOQUALMIE RIVER NEAR THE FALLS
* UNTIL FRIDAY AFTERNOON.
* AT 2:30 AM THURSDAY THE FLOW WAS 23158 CFS.
* FLOOD FLOW IS 20000 CFS.
* MINOR FLOODING IS OCCURRING AND MODERATE FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL CONTINUE TO RISE AND CREST NEAR 36000
CFS AROUND 5 PM THURSDAY. THE RIVER WILL FALL BELOW FLOOD FLOW
FRIDAY MORNING.
* IMPACT...AT 30000 CFS...THE SNOQUALMIE RIVER WILL CAUSE WIDESPREAD
FLOODING OF PASTURE LANDS AND ROADS ALONG THE RIVER FROM THE TOWN
OF SNOQUALMIE DOWNSTREAM THROUGH FALL CITY. ROADS THAT MAY BECOME
FLOODED INCLUDE FALL CITY-CARNATION...TOLT HILL...AND NOVELTY
FLATS ROADS. THIS RIVER LEVEL ON THE SNOQUALMIE CORRESPONDS ROUGHLY
TO A PHASE 3 FLOOD IN THE KING COUNTY FLOOD SYSTEM.
$$
WAC033-311829-
/O.EXT.KSEW.FL.W.0041.000000T0000Z-110402T1526Z/
/CRNW1.3.ER.110331T0611Z.110401T1200Z.110402T0326Z.NO/
330 AM PDT THU MAR 31 2011
THE FLOOD WARNING CONTINUES FOR
THE SNOQUALMIE RIVER NEAR CARNATION
* UNTIL SATURDAY MORNING.
* AT 2:30 AM THURSDAY THE STAGE WAS 54.6 FEET.
* FLOOD STAGE IS 54.0 FEET.
* MINOR FLOODING IS OCCURRING AND MAJOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL CONTINUE TO RISE AND CREST NEAR 58.1
FEET AROUND 5 AM FRIDAY. THE RIVER WILL FALL BELOW FLOOD STAGE
FRIDAY NIGHT.
* IMPACT...AT 58.0 FEET...THE SNOQUALMIE RIVER WILL CAUSE MAJOR
FLOODING FROM FALL CITY DOWNSTREAM THROUGH CARNATION AND DUVALL.
DEEP AND SWIFT FLOOD WATERS WILL INUNDATE MANY FARMS...RESIDENTIAL
AREAS...AND ROADS. FLOODING WILL OCCUR ALL ALONG THE RIVER
INCLUDING HEADWATERS...TRIBUTARIES...AND OTHER STREAMS WITHIN AND
NEAR THE SNOQUALMIE RIVER BASIN.
$$
WAC033-311829-
/O.CON.KSEW.FL.W.0048.110331T1800Z-110402T0845Z/
/AUBW1.1.ER.110331T1800Z.110401T0600Z.110401T2045Z.NO/
330 AM PDT THU MAR 31 2011
THE FLOOD WARNING CONTINUES FOR
THE MIDDLE GREEN RIVER UPSTREAM OF AUBURN
* FROM 11 AM THURSDAY UNTIL LATE FRIDAY NIGHT.
* AT 2:45 AM THURSDAY THE STAGE WAS 60.2 FEET OR 6557 CFS.
* FLOOD STAGE IS 61.7 FEET OR 9000 CFS.
* MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL RISE ABOVE FLOOD STAGE AROUND 11 AM
THURSDAY AND CREST NEAR 62.4 FEET AROUND 11 PM THURSDAY. THE RIVER
WILL FALL BELOW FLOOD STAGE FRIDAY EARLY AFTERNOON.
* IMPACT...AT 61.7 FEET...THE GREEN RIVER WILL FLOOD LOW AREAS OF
THE MIDDLE GREEN RIVER VALLEY WITH WATER OVER SE GREEN VALLEY RD.
SOME BACKWATER INUNDATION IS POSSIBLE IN LOWER MILL CREEK BASIN
BETWEEN AUBURN AND KENT. A STAGE OF 61.7 FEET ON THE GREEN RIVER
CORRESPONDS ROUGHLY TO A PHASE 3 FLOOD IN THE KING COUNTY FLOOD
SYSTEM.
$$
FELTON
WEATHER.GOV/SEATTLE075
WGUS86 KSEW 311700
FLSSEW
FLOOD STATEMENT
NATIONAL WEATHER SERVICE SEATTLE WA
1000 AM PDT THU MAR 31 2011
...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN
WASHINGTON...
SKYKOMISH RIVER NEAR GOLD BAR AFFECTING SNOHOMISH COUNTY.
SNOHOMISH RIVER NEAR MONROE AFFECTING SNOHOMISH COUNTY.
SNOHOMISH RIVER AT SNOHOMISH AFFECTING SNOHOMISH COUNTY.
TOLT RIVER NEAR CARNATION AFFECTING KING COUNTY.
SNOQUALMIE RIVER NEAR THE FALLS AFFECTING KING COUNTY.
SNOQUALMIE RIVER NEAR CARNATION AFFECTING KING COUNTY.
MIDDLE REACH OF THE GREEN RIVER UPSTREAM OF AUBURN AFFECTING
KING COUNTY.
.FLOOD BULLETIN NO. 17
CENTRAL WEST REGION
AFTER A RELATIVE LULL IN HEAVY RAIN WEDNESDAY...RAINFALL RATES
INCREASED OVERNIGHT IN THE CENTRAL CASCADES. THE UPPER FORKS OF
RIVERS HAVE STARTED RISING AGAIN. THESE RISES WILL PROPAGATE
DOWNSTREAM. MAJOR FLOODING IS FORECAST ON THE SNOQUALMIE AND
SNOHOMISH RIVERS.
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.
&&
WAC061-010100-
/O.EXT.KSEW.FL.W.0044.110331T1846Z-110401T2300Z/
/GLBW1.1.ER.110331T1846Z.110401T0000Z.110401T1100Z.NO/
1000 AM PDT THU MAR 31 2011
...FLOOD WARNING EXTENDED UNTIL FRIDAY AFTERNOON...
THE FLOOD WARNING CONTINUES FOR
THE SKYKOMISH RIVER NEAR GOLD BAR
* FROM 12 PM THURSDAY UNTIL FRIDAY AFTERNOON.
* AT 9:30 AM THURSDAY THE STAGE WAS 14.8 FEET.
* FLOOD STAGE IS 15.0 FEET.
* MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL RISE ABOVE FLOOD STAGE AROUND 12 PM
THURSDAY AND CREST NEAR 16.8 FEET AROUND 5 PM THURSDAY. THE RIVER
WILL FALL BELOW FLOOD STAGE EARLY FRIDAY MORNING.
* IMPACT...AT 16.0 FEET...THE SKYKOMISH RIVER WILL CAUSE MINOR
FLOODING OF LOW PASTURE LANDS AND SOME ROADS ALONG THE RIVER...
INCLUDING BEN HOWARD ROAD...INDEX-GALENA RD AND TUALCO LOOP RD. A
STAGE OF 16 FEET ON THE SKYKOMISH RIVER CORRESPONDS TO A PHASE 3 IN
THE SNOHOMISH COUNTY FLOOD PROGRAM.
$$
WAC061-010100-
/O.EXT.KSEW.FL.W.0046.110401T0008Z-110403T0005Z/
/MROW1.3.ER.110401T0008Z.110401T1200Z.110402T1205Z.NO/
1000 AM PDT THU MAR 31 2011
...FLOOD WARNING EXTENDED UNTIL SATURDAY AFTERNOON...
THE FLOOD WARNING CONTINUES FOR
THE SNOHOMISH RIVER NEAR MONROE
* FROM 5 PM THURSDAY UNTIL SATURDAY AFTERNOON.
* AT 9:30 AM THURSDAY THE STAGE WAS 12.2 FEET.
* FLOOD STAGE IS 15.0 FEET.
* MAJOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL RISE ABOVE FLOOD STAGE AROUND 5 PM
THURSDAY AND CREST NEAR 20.2 FEET AROUND 5 AM FRIDAY. THE RIVER
WILL FALL BELOW FLOOD STAGE SATURDAY MORNING.
* IMPACT...AT 20.0 FEET...THE SNOHOMISH RIVER WILL CAUSE SEVERE
FLOODING IN THE VALLEY. THE RIVER WILL FLOOD MANY HOMES...COVER
MUCH OF THE FARMLANDS...AND CLOSE MANY ROADS. FLOODING WILL OCCUR
ALL ALONG THE RIVER INCLUDING HEADWATERS...TRIBUTARIES...AND OTHER
STREAMS WITHIN AND NEAR THE SNOHOMISH RIVER BASIN. A STAGE OF 20
FEET AT THIS LOCATION CORRESPONDS TO PHASE 3 IN THE SNOHOMISH
COUNTY FLOOD WARNING SYSTEM.
$$
WAC061-010059-
/O.EXT.KSEW.FL.W.0047.110331T2225Z-110403T1510Z/
/SNAW1.3.ER.110331T2225Z.110401T1800Z.110403T0010Z.NO/
1000 AM PDT THU MAR 31 2011
...FLOOD WARNING EXTENDED UNTIL SUNDAY MORNING...
THE FLOOD WARNING CONTINUES FOR
THE SNOHOMISH RIVER AT SNOHOMISH
* FROM 3 PM THURSDAY UNTIL SUNDAY MORNING.
* AT 9:30 AM THURSDAY THE STAGE WAS 23.0 FEET.
* FLOOD STAGE IS 25.0 FEET.
* MAJOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL RISE ABOVE FLOOD STAGE AROUND 3 PM
THURSDAY AND CREST NEAR 31.6 FEET AROUND 11 AM FRIDAY. THE RIVER
WILL FALL BELOW FLOOD STAGE SATURDAY EVENING.
* IMPACT...AT 31.0 FEET...THE SNOHOMISH RIVER WILL CAUSE MAJOR
FLOODING. FLOOD WATERS WILL LIKELY OVERTOP LEVEES...WITH MAJOR
LEVEE DAMAGE POSSIBLE. FLOOD WATERS WILL INUNDATE MUCH OF THE
VALLEY AND MANY ROADS. FLOODING WILL OCCUR ALL ALONG THE RIVER
INCLUDING HEADWATERS...TRIBUTARIES...AND OTHER STREAMS WITHIN AND
NEAR THE SNOHOMISH RIVER BASIN. A STAGE OF 31 FEET ON THE SNOHOMISH
RIVER CORRESPONDS TO A PHASE 4 IN THE SNOHOMISH COUNTY FLOOD
PROGRAM.
$$
WAC033-010059-
/O.EXT.KSEW.FL.W.0039.000000T0000Z-110401T1509Z/
/TOLW1.2.ER.110330T1906Z.110331T1800Z.110401T0609Z.NO/
1000 AM PDT THU MAR 31 2011
...FLOOD WARNING EXTENDED UNTIL FRIDAY MORNING...
THE FLOOD WARNING CONTINUES FOR
THE TOLT RIVER NEAR CARNATION
* UNTIL FRIDAY MORNING.
* AT 9:15 AM THURSDAY THE FLOW WAS 6015 CFS.
* FLOOD FLOW IS 4500 CFS.
* MODERATE FLOODING IS OCCURRING AND MODERATE FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL CONTINUE TO RISE AND CREST NEAR 6400 CFS
AROUND 11 AM THURSDAY. THE RIVER WILL FALL BELOW FLOOD FLOW
TONIGHT.
* IMPACT...AT 4500 CFS...THE TOLT RIVER WILL FLOOD TOLT RIVER RD AND
MANY DRIVEWAYS. SOME HOMES IN THE SAN SOUCI AREA COULD BE
INACCESSIBLE DUE TO DEEP AND QUICK FLOOD WATERS. THIS RIVER LEVEL
ON THE TOLT CORRESPONDS TO A PHASE 3 FLOOD IN THE KING COUNTY FLOOD
SYSTEM.
$$
WAC033-010059-
/O.EXT.KSEW.FL.W.0040.000000T0000Z-110401T2346Z/
/SQUW1.2.ER.110330T2340Z.110401T0000Z.110401T1446Z.NO/
1000 AM PDT THU MAR 31 2011
...FLOOD WARNING EXTENDED UNTIL FRIDAY AFTERNOON...
THE FLOOD WARNING CONTINUES FOR
THE SNOQUALMIE RIVER NEAR THE FALLS
* UNTIL FRIDAY AFTERNOON.
* AT 9:30 AM THURSDAY THE FLOW WAS 23032 CFS.
* FLOOD FLOW IS 20000 CFS.
* MINOR FLOODING IS OCCURRING AND MODERATE FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL CONTINUE TO RISE AND CREST NEAR 39000 CFS
AROUND 5 PM THURSDAY. THE RIVER WILL FALL BELOW FLOOD FLOW FRIDAY
MORNING.
* IMPACT...AT 30000 CFS...THE SNOQUALMIE RIVER WILL CAUSE WIDESPREAD
FLOODING OF PASTURE LANDS AND ROADS ALONG THE RIVER FROM THE TOWN
OF SNOQUALMIE DOWNSTREAM THROUGH FALL CITY. ROADS THAT MAY BECOME
FLOODED INCLUDE FALL CITY-CARNATION...TOLT HILL...AND NOVELTY FLATS
ROADS. THIS RIVER LEVEL ON THE SNOQUALMIE CORRESPONDS ROUGHLY TO A
PHASE 3 FLOOD IN THE KING COUNTY FLOOD SYSTEM.
$$
WAC033-010059-
/O.EXT.KSEW.FL.W.0041.000000T0000Z-110402T1639Z/
/CRNW1.3.ER.110331T0611Z.110401T1200Z.110402T0439Z.NO/
1000 AM PDT THU MAR 31 2011
...FLOOD WARNING EXTENDED UNTIL SATURDAY MORNING...
THE FLOOD WARNING CONTINUES FOR
THE SNOQUALMIE RIVER NEAR CARNATION
* UNTIL SATURDAY MORNING.
* AT 9:30 AM THURSDAY THE STAGE WAS 56.0 FEET.
* FLOOD STAGE IS 54.0 FEET.
* MODERATE FLOODING IS OCCURRING AND MAJOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL CONTINUE TO RISE AND CREST NEAR 58.2 FEET
AROUND 5 AM FRIDAY. THE RIVER WILL FALL BELOW FLOOD STAGE FRIDAY
NIGHT.
* IMPACT...AT 58.0 FEET...THE SNOQUALMIE RIVER WILL CAUSE MAJOR
FLOODING FROM FALL CITY DOWNSTREAM THROUGH CARNATION AND DUVALL.
DEEP AND SWIFT FLOOD WATERS WILL INUNDATE MANY FARMS...RESIDENTIAL
AREAS...AND ROADS. FLOODING WILL OCCUR ALL ALONG THE RIVER
INCLUDING HEADWATERS...TRIBUTARIES...AND OTHER STREAMS WITHIN AND
NEAR THE SNOQUALMIE RIVER BASIN.
$$
WAC033-010059-
/O.EXT.KSEW.FL.W.0048.110331T2142Z-110402T0503Z/
/AUBW1.1.ER.110331T2142Z.110401T0600Z.110401T1703Z.NO/
1000 AM PDT THU MAR 31 2011
THE FLOOD WARNING CONTINUES FOR
THE MIDDLE GREEN RIVER UPSTREAM OF AUBURN
* FROM 3 PM THURSDAY UNTIL FRIDAY EVENING.
* AT 8:45 AM THURSDAY THE STAGE WAS 61.2 FEET OR 7867 CFS.
* FLOOD STAGE IS 61.7 FEET OR 9000 CFS.
* MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL RISE ABOVE FLOOD STAGE AROUND 3 PM
THURSDAY AND CREST NEAR 62.1 FEET AROUND 11 PM THURSDAY. THE RIVER
WILL FALL BELOW FLOOD STAGE FRIDAY LATE MORNING.
* IMPACT...AT 61.7 FEET...THE GREEN RIVER WILL FLOOD LOW AREAS OF THE
MIDDLE GREEN RIVER VALLEY WITH WATER OVER SE GREEN VALLEY RD. SOME
BACKWATER INUNDATION IS POSSIBLE IN LOWER MILL CREEK BASIN BETWEEN
AUBURN AND KENT. A STAGE OF 61.7 FEET ON THE GREEN RIVER
CORRESPONDS ROUGHLY TO A PHASE 3 FLOOD IN THE KING COUNTY FLOOD
SYSTEM.
$$
BURKE
WEATHER.GOV/SEATTLE688
WGUS86 KSEW 312314
FLSSEW
FLOOD STATEMENT
NATIONAL WEATHER SERVICE SEATTLE WA
414 PM PDT THU MAR 31 2011
...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN
WASHINGTON...
SKYKOMISH RIVER NEAR GOLD BAR AFFECTING SNOHOMISH COUNTY.
SNOHOMISH RIVER NEAR MONROE AFFECTING SNOHOMISH COUNTY.
SNOHOMISH RIVER AT SNOHOMISH AFFECTING SNOHOMISH COUNTY.
TOLT RIVER NEAR CARNATION AFFECTING KING COUNTY.
SNOQUALMIE RIVER NEAR THE FALLS AFFECTING KING COUNTY.
SNOQUALMIE RIVER NEAR CARNATION AFFECTING KING COUNTY.
MIDDLE REACH OF THE GREEN RIVER UPSTREAM FROM AUBURN AFFECTING
KING COUNTY.
.FLOOD BULLETIN NO. 21
NORTH WEST REGION
THE UPPER FORKS OF THE SNOQUALMIE AND SKYKOMISH RIVERS HAVE CRESTED
AND ARE FALLING. THIS ALLOWS A MORE REFINED ESTIMATE OF CRESTS AT
DOWNSTREAM LOCATIONS TO BE MADE. IT NOW APPEARS THAT MAJOR FLOODING
WILL NOT OCCUR ON THE SNOQUALMIE AND SNOHOMISH RIVERS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DO NOT DRIVE CARS...VANS...OR TRUCKS THROUGH FLOODED AREAS...THIS IS
THE CAUSE OF MOST FLOOD RELATED DEATHS IN WASHINGTON. BE ALERT FOR
RAPID CHANGES AND MONITOR DEVELOPMENTS BY LISTENING TO NOAA WEATHER
RADIO OR OTHER LOCAL MEDIA.
&&
WAC061-010814-
/O.EXT.KSEW.FL.W.0044.000000T0000Z-110401T1042Z/
/GLBW1.1.ER.110331T1705Z.110331T2030Z.110331T2242Z.NO/
414 PM PDT THU MAR 31 2011
THE FLOOD WARNING CONTINUES FOR
THE SKYKOMISH RIVER NEAR GOLD BAR
* UNTIL LATE TONIGHT.
* AT 3:30 PM THURSDAY THE STAGE WAS 15.1 FEET.
* FLOOD STAGE IS 15.0 FEET.
* MINOR FLOODING IS OCCURRING.
* FORECAST...THE RIVER CRESTED AT 15.3 FEET AT 1 PM THURSDAY AND WILL
CONTINUE TO FALL TO BELOW FLOOD STAGE LATE THIS AFTERNOON.
* IMPACT...AT 15.0 FEET...THE SKYKOMISH RIVER WILL CAUSE MINOR
FLOODING OF LOW PASTURE LANDS AND LOW LYING ROADS...INCLUDING
INDEX-GALENA RD AND TUALCO LOOP RD. A STAGE OF 15 FEET ON THE
SKYKOMISH RIVER CORRESPONDS TO A PHASE 2 IN THE SNOHOMISH COUNTY
FLOOD PROGRAM.
$$
WAC061-010814-
/O.EXT.KSEW.FL.W.0046.110401T0235Z-110402T0933Z/
/MROW1.1.ER.110401T0235Z.110401T1200Z.110401T2133Z.NO/
414 PM PDT THU MAR 31 2011
THE FLOOD WARNING CONTINUES FOR
THE SNOHOMISH RIVER NEAR MONROE
* FROM 8 PM THURSDAY UNTIL LATE FRIDAY NIGHT.
* AT 3:30 PM THURSDAY THE STAGE WAS 14.1 FEET.
* FLOOD STAGE IS 15.0 FEET.
* MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL RISE ABOVE FLOOD STAGE AROUND 8 PM
THURSDAY AND CREST NEAR 15.9 FEET AROUND 5 AM FRIDAY. THE RIVER
WILL FALL BELOW FLOOD STAGE FRIDAY EARLY AFTERNOON.
* IMPACT...AT 16.0 FEET...THE SNOHOMISH RIVER WILL FLOOD SEVERAL ROADS
AND MUCH OF THE LOW PASTURE LAND IN THE RIVER VALLEY. A STAGE OF
16 FEET AT THIS LOCATION CORRESPONDS TO PHASE 2 IN THE SNOHOMISH
COUNTY FLOOD WARNING SYSTEM.
$$
WAC061-010813-
/O.EXT.KSEW.FL.W.0047.000000T0000Z-110403T0400Z/
/SNAW1.2.ER.110331T2351Z.110401T1800Z.110402T1300Z.NO/
414 PM PDT THU MAR 31 2011
THE FLOOD WARNING CONTINUES FOR
THE SNOHOMISH RIVER AT SNOHOMISH
* FROM 5 PM THURSDAY UNTIL SATURDAY EVENING.
* AT 3:30 PM THURSDAY THE STAGE WAS 24.5 FEET.
* FLOOD STAGE IS 25.0 FEET.
* MODERATE FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL RISE ABOVE FLOOD STAGE AROUND 5 PM
THURSDAY AND CREST NEAR 27.5 FEET AROUND 11 AM FRIDAY. THE RIVER
WILL FALL BELOW FLOOD STAGE SATURDAY MORNING.
* IMPACT...AT 28.0 FEET...THE SNOHOMISH RIVER WILL FLOOD SEVERAL
ROADS...INCLUDING THE SNOHOMISH-MONROE HIGHWAY AND RIVERVIEW
ROAD...AND LOW AREAS OF THE LOWER SNOHOMISH VALLEY THAT ARE NOT
PROTECTED BY LEVEES. A STAGE OF 28 FEET ON THE SNOHOMISH RIVER
CORRESPONDS TO A PHASE 3 IN THE SNOHOMISH COUNTY FLOOD PROGRAM.
$$
WAC033-010813-
/O.EXT.KSEW.FL.W.0039.000000T0000Z-110401T1518Z/
/TOLW1.2.ER.110330T1906Z.110331T1700Z.110401T0618Z.NO/
414 PM PDT THU MAR 31 2011
...FLOOD WARNING EXTENDED UNTIL FRIDAY MORNING...
THE FLOOD WARNING CONTINUES FOR
THE TOLT RIVER NEAR CARNATION
* UNTIL FRIDAY MORNING.
* AT 3:15 PM THURSDAY THE FLOW WAS 5781 CFS.
* FLOOD FLOW IS 4500 CFS.
* MINOR FLOODING IS OCCURRING AND MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER HAS CRESTED AND WILL CONTINUE TO FALL TO BELOW
FLOOD FLOW TONIGHT.
* IMPACT...AT 4500 CFS...THE TOLT RIVER WILL FLOOD TOLT RIVER RD 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.
$$
WAC033-010813-
/O.EXT.KSEW.FL.W.0040.000000T0000Z-110401T2152Z/
/SQUW1.2.ER.110330T2340Z.110401T0000Z.110401T1252Z.NO/
414 PM PDT THU MAR 31 2011
THE FLOOD WARNING CONTINUES FOR
THE SNOQUALMIE RIVER NEAR THE FALLS
* UNTIL FRIDAY AFTERNOON.
* AT 3:30 PM THURSDAY THE FLOW WAS 31383 CFS.
* FLOOD FLOW IS 20000 CFS.
* MODERATE FLOODING IS OCCURRING AND MODERATE FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL CONTINUE TO RISE AND CREST NEAR 33000 CFS
AROUND 5 PM THURSDAY. THE RIVER WILL FALL BELOW FLOOD FLOW FRIDAY
MORNING.
* IMPACT...AT 30000 CFS...THE SNOQUALMIE RIVER WILL CAUSE WIDESPREAD
FLOODING OF PASTURE LANDS AND ROADS ALONG THE RIVER FROM THE TOWN
OF SNOQUALMIE DOWNSTREAM THROUGH FALL CITY. ROADS THAT MAY BECOME
FLOODED INCLUDE FALL CITY-CARNATION...TOLT HILL...AND NOVELTY FLATS
ROADS. THIS RIVER LEVEL ON THE SNOQUALMIE CORRESPONDS ROUGHLY TO A
PHASE 3 FLOOD IN THE KING COUNTY FLOOD SYSTEM.
$$
WAC033-010813-
/O.EXT.KSEW.FL.W.0041.000000T0000Z-110402T1447Z/
/CRNW1.2.ER.110331T0611Z.110401T1200Z.110402T0247Z.NO/
414 PM PDT THU MAR 31 2011
THE FLOOD WARNING CONTINUES FOR
THE SNOQUALMIE RIVER NEAR CARNATION
* UNTIL SATURDAY MORNING.
* AT 3:30 PM THURSDAY THE STAGE WAS 56.8 FEET.
* FLOOD STAGE IS 54.0 FEET.
* MODERATE FLOODING IS OCCURRING AND MODERATE FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL CONTINUE TO RISE AND CREST NEAR 57.4 FEET
AROUND 5 AM FRIDAY. THE RIVER WILL FALL BELOW FLOOD STAGE FRIDAY
EVENING.
* IMPACT...AT 56.0 FEET...THE SNOQUALMIE RIVER WILL CAUSE WIDESPREAD
FLOODING FROM FALL CITY DOWNSTREAM THROUGH CARNATION AND DUVALL...
INUNDATING MUCH OF THE FARM LAND AND NUMEROUS ROADS.
$$
WAC033-010813-
/O.CON.KSEW.FL.W.0048.000000T0000Z-110402T0503Z/
/AUBW1.1.ER.110331T2337Z.110401T0600Z.110401T1703Z.NO/
414 PM PDT THU MAR 31 2011
THE FLOOD WARNING CONTINUES FOR
THE GREEN RIVER NEAR AUBURN
* FROM 5 PM THURSDAY UNTIL FRIDAY EVENING.
* AT 4:00 PM THURSDAY THE STAGE WAS 61.5 FEET.
* FLOOD STAGE IS 61.7 FEET.
* MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL RISE ABOVE FLOOD STAGE AROUND 5 PM
THURSDAY AND CREST NEAR FLOOD STAGE AROUND 9 PM THURSDAY. THE RIVER
WILL FALL BELOW FLOOD STAGE FRIDAY LATE MORNING.
* IMPACT...AT 61.7 FEET...THE GREEN RIVER WILL FLOOD LOW AREAS OF THE
MIDDLE GREEN RIVER VALLEY WITH WATER OVER SE GREEN VALLEY RD. SOME
BACKWATER INUNDATION IS POSSIBLE IN LOWER MILL CREEK BASIN BETWEEN
AUBURN AND KENT. A STAGE OF 61.7 FEET ON THE GREEN RIVER
CORRESPONDS ROUGHLY TO A PHASE 3 FLOOD IN THE KING COUNTY FLOOD
SYSTEM.
$$
BURKE
WEATHER.GOV/SEATTLE791
WGUS86 KSEW 010530
FLSSEW
FLOOD STATEMENT
NATIONAL WEATHER SERVICE SEATTLE WA
1030 PM PDT THU MAR 31 2011
...THE FLOOD WARNING HAS ENDED FOR THE FOLLOWING RIVERS IN
WASHINGTON...
SKYKOMISH RIVER NEAR GOLD BAR AFFECTING SNOHOMISH COUNTY.
...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN
WASHINGTON...
SNOQUALMIE RIVER NEAR CARNATION AFFECTING KING COUNTY.
SNOHOMISH RIVER NEAR MONROE AFFECTING SNOHOMISH COUNTY.
SNOHOMISH RIVER AT SNOHOMISH AFFECTING SNOHOMISH COUNTY.
TOLT RIVER NEAR CARNATION AFFECTING KING COUNTY.
SNOQUALMIE RIVER NEAR THE FALLS AFFECTING KING COUNTY.
.FLOOD BULLETIN NO. 28
CENTRAL WEST REGION
THE UPPER FORKS OF THE SNOQUALMIE AND SKYKOMISH RIVERS CRESTED THIS
AFTERNOON. THE SKYKOMISH AT GOLDBAR HAS FALLEN BELOW FLOOD STAGE
AND THE WARNING THERE HAS ENDED. THE CREST FORTHE SNOQUALMIE AT
CARNATION HAS BEEN REVISED UPWARD WHILE THE CRESTS FOR THE
SNOHOMISH RIVER FORECAST POINTS HAVE BEEN LOWERED BY ABOUT A HALF A
FOOT.
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.
&&
WAC061-010600-
/O.CAN.KSEW.FL.W.0044.000000T0000Z-110401T1042Z/
/GLBW1.1.ER.110331T1705Z.110331T2030Z.110331T2254Z.NO/
1030 PM PDT THU MAR 31 2011
THE FLOOD WARNING HAS ENDED FOR
THE SKYKOMISH RIVER NEAR GOLD BAR
* AT 9:30 PM THURSDAY THE STAGE WAS 13.8 FEET.
* FLOOD STAGE IS 15.0 FEET.
* FELL BELOW FLOOD STAGE LATE THIS AFTERNOON.
* FORECAST...THE RIVER FELL BELOW FLOOD STAGE AROUND 4 PM THURSDAY
AFTERNOON AND WILL CONTINUE TO FALL.
$$
WAC061-011329-
/O.CON.KSEW.FL.W.0046.000000T0000Z-110402T0933Z/
/MROW1.1.ER.110401T0444Z.110401T1200Z.110401T2133Z.NO/
1030 PM PDT THU MAR 31 2011
THE FLOOD WARNING CONTINUES FOR
THE SNOHOMISH RIVER NEAR MONROE
* FROM 10 PM THURSDAY UNTIL LATE FRIDAY NIGHT.
* AT 9:30 PM THURSDAY THE STAGE WAS 14.9 FEET.
* FLOOD STAGE IS 15.0 FEET.
* MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL RISE ABOVE FLOOD STAGE AROUND 10 PM
THURSDAY AND CREST NEAR 15.5 FEET AROUND 5 AM FRIDAY. THE RIVER
WILL FALL BELOW FLOOD STAGE FRIDAY EARLY AFTERNOON.
* IMPACT...AT 15.0 FEET...THE SNOHOMISH RIVER WILL CAUSE MINOR
FLOODING OF LOW PASTURE LANDS AND SEVERAL ROADS NEAR THE RIVER. A
STAGE OF 15 FEET AT THIS LOCATION CORRESPONDS TO PHASE 2 IN THE
SNOHOMISH COUNTY FLOOD WARNING SYSTEM.
$$
WAC061-011329-
/O.CON.KSEW.FL.W.0047.000000T0000Z-110403T0400Z/
/SNAW1.2.ER.110331T2346Z.110401T1800Z.110402T1300Z.NO/
1030 PM PDT THU MAR 31 2011
THE FLOOD WARNING CONTINUES FOR
THE SNOHOMISH RIVER AT SNOHOMISH
* UNTIL SATURDAY EVENING.
* AT 9:30 PM THURSDAY THE STAGE WAS 26.0 FEET.
* FLOOD STAGE IS 25.0 FEET.
* MINOR FLOODING IS OCCURRING AND MODERATE FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL CONTINUE TO RISE AND CREST NEAR 27.0
FEET AROUND 11 AM FRIDAY. THE RIVER WILL FALL BELOW FLOOD STAGE
SATURDAY MORNING.
* IMPACT...AT 27.0 FEET...THE SNOHOMISH RIVER WILL FLOOD SEVERAL
ROADS...INCLUDING THE SNOHOMISH-MONROE HIGHWAY...AND LOW AREAS OF
THE LOWER SNOHOMISH VALLEY THAT ARE NOT PROTECTED BY LEVEES. A
STAGE OF 27 FEET ON THE SNOHOMISH RIVER CORRESPONDS ROUGHLY TO A
PHASE 2 IN THE SNOHOMISH COUNTY FLOOD PROGRAM.
$$
WAC033-011329-
/O.CON.KSEW.FL.W.0039.000000T0000Z-110401T1518Z/
/TOLW1.2.ER.110330T1906Z.110331T1700Z.110401T0618Z.NO/
1030 PM PDT THU MAR 31 2011
THE FLOOD WARNING CONTINUES FOR
THE TOLT RIVER NEAR CARNATION
* UNTIL FRIDAY MORNING.
* AT 9:15 PM THURSDAY THE FLOW WAS 5016 CFS.
* FLOOD FLOW IS 4500 CFS.
* MINOR FLOODING IS OCCURRING AND MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER HAS CRESTED AND WILL CONTINUE TO FALL TO
BELOW FLOOD FLOW TONIGHT.
* IMPACT...AT 4500 CFS...THE TOLT RIVER WILL FLOOD TOLT RIVER RD AND
MANY DRIVEWAYS. SOME HOMES IN THE SAN SOUCI AREA COULD BE
INACCESSIBLE DUE TO DEEP AND QUICK FLOOD WATERS. THIS RIVER LEVEL
ON THE TOLT CORRESPONDS TO A PHASE 3 FLOOD IN THE KING COUNTY
FLOOD SYSTEM.
$$
WAC033-011329-
/O.CON.KSEW.FL.W.0040.000000T0000Z-110401T2152Z/
/SQUW1.2.ER.110330T2340Z.110331T2245Z.110401T1252Z.NO/
1030 PM PDT THU MAR 31 2011
THE FLOOD WARNING CONTINUES FOR
THE SNOQUALMIE RIVER NEAR THE FALLS
* UNTIL FRIDAY AFTERNOON.
* AT 9:30 PM THURSDAY THE FLOW WAS 28086 CFS.
* FLOOD FLOW IS 20000 CFS.
* MINOR FLOODING IS OCCURRING AND MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER HAS CRESTED AND WILL CONTINUE TO FALL TO
BELOW FLOOD FLOW FRIDAY MORNING.
* IMPACT...AT 20000 CFS...THE SNOQUALMIE RIVER WILL CAUSE WIDESPREAD
FLOODING OF PASTURE LANDS AND ROADS ALONG THE RIVER FROM THE TOWN
OF SNOQUALMIE DOWNSTREAM THROUGH FALL CITY. ROADS THAT MAY BECOME
FLOODED INCLUDE FALL CITY-CARNATION...TOLT HILL...AND NOVELTY
FLATS ROADS. THIS RIVER LEVEL ON THE SNOQUALMIE CORRESPONDS ROUGHLY
TO A PHASE 3 FLOOD IN THE KING COUNTY FLOOD SYSTEM.
$$
WAC033-011329-
/O.EXT.KSEW.FL.W.0041.000000T0000Z-110402T2024Z/
/CRNW1.2.ER.110331T0611Z.110401T1200Z.110402T0824Z.NO/
1030 PM PDT THU MAR 31 2011
...FLOOD WARNING EXTENDED UNTIL SATURDAY AFTERNOON...
THE FLOOD WARNING CONTINUES FOR
THE SNOQUALMIE RIVER NEAR CARNATION
* UNTIL SATURDAY AFTERNOON.
* AT 9:30 PM THURSDAY THE STAGE WAS 57.6 FEET.
* FLOOD STAGE IS 54.0 FEET.
* MODERATE FLOODING IS OCCURRING AND MAJOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL CONTINUE TO RISE AND CREST NEAR 58.5
FEET AROUND 2 AM FRIDAY. THE RIVER WILL FALL BELOW FLOOD STAGE
EARLY SATURDAY MORNING.
* IMPACT...AT 58.0 FEET...THE SNOQUALMIE RIVER WILL CAUSE MAJOR
FLOODING FROM FALL CITY DOWNSTREAM THROUGH CARNATION AND DUVALL.
DEEP AND SWIFT FLOOD WATERS WILL INUNDATE MANY FARMS...RESIDENTIAL
AREAS...AND ROADS. FLOODING WILL OCCUR ALL ALONG THE RIVER
INCLUDING HEADWATERS...TRIBUTARIES...AND OTHER STREAMS WITHIN AND
NEAR THE SNOQUALMIE RIVER BASIN.
$$
FELTON
WEATHER.GOV/SEATTLE393
WGUS86 KSEW 011130
FLSSEW
FLOOD STATEMENT
NATIONAL WEATHER SERVICE SEATTLE WA
430 AM PDT FRI APR 1 2011
...THE FLOOD WARNING HAS ENDED FOR THE FOLLOWING RIVERS IN
WASHINGTON...
SNOHOMISH RIVER NEAR MONROE AFFECTING SNOHOMISH COUNTY.
TOLT RIVER NEAR CARNATION AFFECTING KING COUNTY.
...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN
WASHINGTON...
SNOHOMISH RIVER AT SNOHOMISH AFFECTING SNOHOMISH COUNTY.
SNOQUALMIE RIVER NEAR THE FALLS AFFECTING KING COUNTY.
SNOQUALMIE RIVER NEAR CARNATION AFFECTING KING COUNTY.
.FLOOD BULLETIN NO. 30
CENTRAL WEST REGION
RAIN IS BACK IN THE FORECAST FOR TODAY BUT THE AMOUNTS WILL NOT BE
HYDROLOGICALLY SIGNIFICANT. RIVERS WILL CONTINUE TO RECEDE TODAY.
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.
&&
WAC061-011200-
/O.CAN.KSEW.FL.W.0046.000000T0000Z-110402T0933Z/
/MROW1.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.NO/
430 AM PDT FRI APR 1 2011
THE FLOOD WARNING IS CANCELLED FOR
THE SNOHOMISH RIVER NEAR MONROE
* AT 3:30 AM FRIDAY THE STAGE WAS 14.3 FEET.
* FLOOD STAGE IS 15.0 FEET.
* THE RIVER CRESTED AROUND 14.9 FEET AT 930 PM THURSDAY.
$$
WAC061-011930-
/O.EXT.KSEW.FL.W.0047.000000T0000Z-110403T0924Z/
/SNAW1.1.ER.110331T2346Z.110401T1300Z.110402T1824Z.NO/
430 AM PDT FRI APR 1 2011
...FLOOD WARNING EXTENDED UNTIL LATE SATURDAY NIGHT...
THE FLOOD WARNING CONTINUES FOR
THE SNOHOMISH RIVER AT SNOHOMISH
* UNTIL LATE SATURDAY NIGHT.
* AT 3:30 AM FRIDAY THE STAGE WAS 25.9 FEET.
* FLOOD STAGE IS 25.0 FEET.
* THE RIVER CRESTED AT 26.0 FEET AROUND 1230 AM FRIDAY.
* MINOR FLOODING IS OCCURRING AND MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL SLOWLY RECEDE TODAY AND WILL FALL BELOW
FLOOD STAGE SATURDAY MORNING.
* IMPACT...AT 25.0 FEET...THE SNOHOMISH RIVER WILL CAUSE MINOR
FLOODING OF LOWLANDS NOT PROTECTED BY LEVEES AND ON THE OLD
SNOHOMISH-MONROE HIGHWAY. A STAGE OF 25 FEET ON THE SNOHOMISH
RIVER CORRESPONDS TO A PHASE 2 IN THE SNOHOMISH COUNTY FLOOD
PROGRAM.
$$
WAC033-011200-
/O.CAN.KSEW.FL.W.0039.000000T0000Z-110401T1518Z/
/TOLW1.2.ER.110330T1906Z.110331T1700Z.110401T0629Z.NO/
430 AM PDT FRI APR 1 2011
THE TOLT RIVER NEAR CARNATION
* AT 3:15 AM FRIDAY THE FLOW WAS 3976 CFS.
* FLOOD FLOW IS 4500 CFS.
* FELL BELOW FLOOD FLOW LAST NIGHT.
* FORECAST...THE RIVER FELL BELOW FLOOD STAGE AROUND MIDNIGHT AND
WILL CONTINUE TO RECEDE TODAY.
* IMPACT...AT 2500 CFS...THE TOLT RIVER WILL SPILL OVER ITS BANKS
WITH WATER OVER TOLT RIVER RD AND SOME DRIVEWAYS IN THE SAN SOUCI
AREA. THIS RIVER LEVEL ON THE TOLT CORRESPONDS TO A PHASE 2 FLOOD
IN THE KING COUNTY FLOOD SYSTEM.
$$
WAC033-011929-
/O.EXT.KSEW.FL.W.0040.000000T0000Z-110401T2054Z/
/SQUW1.2.ER.110330T2340Z.110331T2245Z.110401T1154Z.NO/
430 AM PDT FRI APR 1 2011
THE FLOOD WARNING CONTINUES FOR
THE SNOQUALMIE RIVER NEAR THE FALLS
* UNTIL THIS AFTERNOON.
* AT 3:30 AM FRIDAY THE FLOW WAS 21684 CFS.
* FLOOD FLOW IS 20000 CFS.
* MINOR FLOODING IS OCCURRING.
* FORECAST...THE RIVER HAS CRESTED AND WILL CONTINUE TO FALL TO
BELOW FLOOD FLOW EARLY THIS MORNING.
* IMPACT...AT 20000 CFS...THE SNOQUALMIE RIVER WILL CAUSE WIDESPREAD
FLOODING OF PASTURE LANDS AND ROADS ALONG THE RIVER FROM THE TOWN
OF SNOQUALMIE DOWNSTREAM THROUGH FALL CITY. ROADS THAT MAY BECOME
FLOODED INCLUDE FALL CITY-CARNATION...TOLT HILL...AND NOVELTY
FLATS ROADS. THIS RIVER LEVEL ON THE SNOQUALMIE CORRESPONDS ROUGHLY
TO A PHASE 3 FLOOD IN THE KING COUNTY FLOOD SYSTEM.
$$
WAC033-011929-
/O.CON.KSEW.FL.W.0041.000000T0000Z-110402T2024Z/
/CRNW1.3.ER.110331T0611Z.110401T1200Z.110402T0824Z.NO/
430 AM PDT FRI APR 1 2011
THE FLOOD WARNING CONTINUES FOR
THE SNOQUALMIE RIVER NEAR CARNATION
* UNTIL SATURDAY AFTERNOON.
* AT 3:30 AM FRIDAY THE STAGE WAS 57.9 FEET.
* FLOOD STAGE IS 54.0 FEET.
* MODERATE FLOODING IS OCCURRING AND WILL CONTINUE.
* FORECAST...THE RIVER CRESTED AROUND 58.2 FEET AROUND 230 AM
FRIDAY. THE RIVER WILL RECEDE TODAY AND FALL BELOW FLOOD STAGE
EARLY SATURDAY MORNING.
* IMPACT...AT 58.0 FEET...THE SNOQUALMIE RIVER WILL CAUSE MAJOR
FLOODING FROM FALL CITY DOWNSTREAM THROUGH CARNATION AND DUVALL.
DEEP AND SWIFT FLOOD WATERS WILL INUNDATE MANY FARMS...RESIDENTIAL
AREAS...AND ROADS. FLOODING WILL OCCUR ALL ALONG THE RIVER
INCLUDING HEADWATERS...TRIBUTARIES...AND OTHER STREAMS WITHIN AND
NEAR THE SNOQUALMIE RIVER BASIN.
$$
FELTON
WEATHER.GOV/SEATTLE923
WGUS86 KSEW 011754
FLSSEW
FLOOD STATEMENT
NATIONAL WEATHER SERVICE SEATTLE WA
1054 AM PDT FRI APR 1 2011
...THE FLOOD WARNING HAS ENDED FOR THE FOLLOWING RIVERS IN
WASHINGTON...
SNOQUALMIE RIVER NEAR THE FALLS AFFECTING KING COUNTY.
...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN
WASHINGTON...
SNOHOMISH RIVER AT SNOHOMISH AFFECTING SNOHOMISH COUNTY.
SNOQUALMIE RIVER NEAR CARNATION AFFECTING KING COUNTY.
.FLOOD BULLETIN NO. 31
CENTRAL WEST REGION
ALL RIVER HAVE CRESTED AND ARE RECEDING. ADDITIONAL RAIN TODAY WILL
NOT RESULT IN ANY MORE FLOODING ON THESE RIVERS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DO NOT DRIVE CARS...VANS...OR TRUCKS THROUGH FLOODED AREAS...THIS IS
THE CAUSE OF MOST FLOOD RELATED DEATHS IN WASHINGTON. BE ALERT FOR
RAPID CHANGES AND MONITOR DEVELOPMENTS BY LISTENING TO NOAA WEATHER
RADIO OR OTHER LOCAL MEDIA.
&&
WAC061-020154-
/O.EXT.KSEW.FL.W.0047.000000T0000Z-110402T0600Z/
/SNAW1.1.ER.110331T2346Z.110401T0600Z.110401T1805Z.NO/
1054 AM PDT FRI APR 1 2011
THE FLOOD WARNING CONTINUES FOR
THE SNOHOMISH RIVER AT SNOHOMISH
* UNTIL THIS EVENING.
* AT 10:30 AM FRIDAY THE STAGE WAS 24.8 FEET.
* FLOOD STAGE IS 25.0 FEET.
* MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER IS JUST NOW FALLING BELOW FLOOD STAGE AND WILL
CONTINUE TO FALL. FLOODING WILL CONTINUE DOWNSTREAM AS UNTIL THE
FLOOD WAVE HAS PASSED ALL THE WAY THROUGH.
* IMPACT...AT 25.0 FEET...THE SNOHOMISH RIVER WILL CAUSE MINOR
FLOODING OF LOWLANDS NOT PROTECTED BY LEVEES AND ON THE OLD
SNOHOMISH-MONROE HIGHWAY. A STAGE OF 25 FEET ON THE SNOHOMISH
RIVER CORRESPONDS TO A PHASE 2 IN THE SNOHOMISH COUNTY FLOOD
PROGRAM.
$$
WAC033-011824-
/O.CAN.KSEW.FL.W.0040.000000T0000Z-110401T2054Z/
/SQUW1.2.ER.110330T2340Z.110331T2245Z.110401T1150Z.NO/
1054 AM PDT FRI APR 1 2011
THE FLOOD WARNING HAS ENDED FOR
THE SNOQUALMIE RIVER NEAR THE FALLS.
* AT 10:30 AM FRIDAY THE FLOW WAS 14784 CFS.
* FLOOD FLOW IS 20000 CFS.
* FELL BELOW FLOOD FLOW EARLY THIS MORNING.
* FORECAST...THE RIVER FELL BELOW FLOOD STAGE 4:50 AM FRIDAY AND
WILL CONTINUE TO FALL.
$$
WAC033-020154-
/O.EXT.KSEW.FL.W.0041.000000T0000Z-110402T2100Z/
/CRNW1.2.ER.110331T0611Z.110401T1000Z.110402T0812Z.NO/
1054 AM PDT FRI APR 1 2011
...FLOOD WARNING EXTENDED UNTIL SATURDAY AFTERNOON...
THE FLOOD WARNING CONTINUES FOR
THE SNOQUALMIE RIVER NEAR CARNATION
* UNTIL SATURDAY AFTERNOON.
* AT 10:30 AM FRIDAY THE STAGE WAS 57.2 FEET.
* FLOOD STAGE IS 54.0 FEET.
* MODERATE FLOODING IS OCCURRING AND MODERATE FLOODING IS FORECAST.
* FORECAST...THE RIVER CRESTED AT 57.9 FEET AT 3 AM FRIDAY AND WILL
CONTINUE TO FALL TO BELOW FLOOD STAGE EARLY SATURDAY MORNING.
* IMPACT...AT 56.0 FEET...THE SNOQUALMIE RIVER WILL CAUSE WIDESPREAD
FLOODING FROM FALL CITY DOWNSTREAM THROUGH CARNATION AND DUVALL...
INUNDATING MUCH OF THE FARM LAND AND NUMEROUS ROADS.
$$
WEATHER.GOV/SEATTLE932
WGUS86 KSEW 012351
FLSSEW
FLOOD STATEMENT
NATIONAL WEATHER SERVICE SEATTLE WA
451 PM PDT FRI APR 1 2011
...THE FLOOD WARNING HAS ENDED FOR THE FOLLOWING RIVERS IN
WASHINGTON...
SNOHOMISH RIVER AT SNOHOMISH AFFECTING SNOHOMISH COUNTY.
...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN
WASHINGTON...
SNOQUALMIE RIVER NEAR CARNATION AFFECTING KING COUNTY.
.FLOOD BULLETIN NO. 32
CENTRAL WEST REGION
ALL RIVERS HAVE CRESTED AND ARE RECEDING. ADDITIONAL RAIN FROM TODAY
AND OVERNIGHT WILL NOT RESULT IN ANY MORE FLOODING.
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.
&&
WAC061-020021-
/O.CAN.KSEW.FL.W.0047.000000T0000Z-110402T0600Z/
/SNAW1.1.ER.110331T2346Z.110401T0600Z.110401T1641Z.NO/
451 PM PDT FRI APR 1 2011
THE FLOOD WARNING HAS ENDED FOR
THE SNOHOMISH RIVER AT SNOHOMISH.
* AT 4:30 PM FRIDAY THE STAGE WAS 23.6 FEET.
* FLOOD STAGE IS 25.0 FEET.
* FELL BELOW FLOOD STAGE THIS MORNING.
* FORECAST...THE RIVER FELL BELOW FLOOD STAGE 9:41 AM FRIDAY THIS
MORNING AND WILL CONTINUE TO FALL.
$$
WAC033-020900-
/O.EXT.KSEW.FL.W.0041.000000T0000Z-110402T2012Z/
/CRNW1.2.ER.110331T0611Z.110401T1000Z.110402T0812Z.NO/
451 PM PDT FRI APR 1 2011
THE FLOOD WARNING CONTINUES FOR
THE SNOQUALMIE RIVER NEAR CARNATION
* UNTIL SATURDAY AFTERNOON.
* AT 4:30 PM FRIDAY THE STAGE WAS 56.1 FEET.
* FLOOD STAGE IS 54.0 FEET.
* MODERATE FLOODING IS OCCURRING AND MODERATE FLOODING IS FORECAST.
* FORECAST...THE RIVER HAS CRESTED AND WILL CONTINUE TO FALL TO BELOW
FLOOD STAGE EARLY SATURDAY MORNING.
* IMPACT...AT 56.0 FEET...THE SNOQUALMIE RIVER WILL CAUSE WIDESPREAD
FLOODING FROM FALL CITY DOWNSTREAM THROUGH CARNATION AND DUVALL...
INUNDATING MUCH OF THE FARM LAND AND NUMEROUS ROADS.
$$
WEATHER.GOV/SEATTLE650
WGUS86 KSEW 020857
FLSSEW
FLOOD STATEMENT
NATIONAL WEATHER SERVICE SEATTLE WA
157 AM PDT SAT APR 2 2011
...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN
WASHINGTON...
SNOQUALMIE RIVER NEAR CARNATION AFFECTING KING COUNTY.
.FLOOD BULLETIN NO. 33
CENTRAL WEST REGION
RAIN ON FRIDAY INTO EARLY SATURDAY MORNING HAS CAUSED SOME RIVERS IN
THE CENTRAL CASCADES TO RISE AGAIN AND HAS SLOWED DOWN THE RATE OF
RECESSION ON OTHER RIVERS. EVEN WITH THE ADDITIONAL RAINFALL THE
SNOQUALMIE AT CARNATION REMAINS THE ONLY RIVER WITH A FLOOD WARNING
STILL IN EFFECT.
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.
&&
WAC033-021657-
/O.EXT.KSEW.FL.W.0041.000000T0000Z-110404T0156Z/
/CRNW1.2.ER.110331T0611Z.110401T1000Z.110403T1356Z.NO/
157 AM PDT SAT APR 2 2011
...FLOOD WARNING EXTENDED UNTIL SUNDAY EVENING...
THE FLOOD WARNING CONTINUES FOR
THE SNOQUALMIE RIVER NEAR CARNATION
* UNTIL SUNDAY EVENING.
* AT 1:30 AM SATURDAY THE STAGE WAS 54.9 FEET.
* FLOOD STAGE IS 54.0 FEET.
* MINOR FLOODING IS OCCURRING AND MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER HAS CRESTED AND WILL CONTINUE TO FALL TO
BELOW FLOOD STAGE SUNDAY MORNING.
* IMPACT...AT 54.0 FEET...THE SNOQUALMIE RIVER WILL FLOOD MUCH OF
THE FARM LAND AND SEVERAL ROADS FROM FALL CITY DOWNSTREAM THROUGH
CARNATION AND DUVALL.
$$
FELTON
WEATHER.GOV/SEATTLE774
WGUS86 KSEW 021638
FLSSEW
FLOOD STATEMENT
NATIONAL WEATHER SERVICE SEATTLE WA
938 AM PDT SAT APR 2 2011
...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN
WASHINGTON...
SNOQUALMIE RIVER NEAR CARNATION AFFECTING KING COUNTY.
.FLOOD BULLETIN NO. 34
CENTRAL WEST REGION
RAIN ON FRIDAY INTO EARLY SATURDAY MORNING HAS RESULTED IN
SOME RIVERS RISING AGAIN EARLY THIS MORNING...AND HAS SLOWED THE
RATE OF RECESSION ON OTHER RIVERS. THE SNOQUALMIE RIVER AT CARNATION
IS THE ONLY RIVER CURRENTLY UNDER A FLOOD WARNING. THE RIVER WILL
SLOWLY RECEDE THIS AFTERNOON THROUGH SUNDAY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DO NOT DRIVE CARS...VANS...OR TRUCKS THROUGH FLOODED AREAS...THIS IS
THE CAUSE OF MOST FLOOD RELATED DEATHS IN WASHINGTON. BE ALERT FOR
RAPID CHANGES AND MONITOR DEVELOPMENTS BY LISTENING TO NOAA WEATHER
RADIO OR OTHER LOCAL MEDIA.
&&
WAC033-030038-
/O.CON.KSEW.FL.W.0041.000000T0000Z-110404T0156Z/
/CRNW1.2.ER.110331T0611Z.110401T1000Z.110403T1356Z.NO/
938 AM PDT SAT APR 2 2011
THE FLOOD WARNING CONTINUES FOR
THE SNOQUALMIE RIVER NEAR CARNATION
* UNTIL SUNDAY EVENING.
* AT 9:30 AM SATURDAY THE STAGE WAS 54.8 FEET.
* FLOOD STAGE IS 54.0 FEET.
* MINOR FLOODING IS OCCURRING AND MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER HAS CRESTED AND WILL CONTINUE TO FALL TO BELOW
FLOOD STAGE SUNDAY MORNING.
* IMPACT...AT 54.0 FEET...THE SNOQUALMIE RIVER WILL FLOOD MUCH OF THE
FARM LAND AND SEVERAL ROADS FROM FALL CITY DOWNSTREAM THROUGH
CARNATION AND DUVALL.
$$
ALBRECHT
WEATHER.GOV/SEATTLE574 WGUS86 KSEW 022249 FLSSEW FLOOD STATEMENT NATIONAL WEATHER SERVICE SEATTLE WA 349 PM PDT SAT APR 2 2011 ...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN WASHINGTON... SNOQUALMIE RIVER NEAR CARNATION AFFECTING KING COUNTY. .FLOOD BULLETIN NO. 35 RIVERS WILL CONTINUE TO RECEDE TONIGHT AND SUNDAY. THE ONLY RIVER CURRENTLY UNDER A FLOOD WARNING IS THE SNOQUALMIE RIVER IN KING COUNTY...SPECIFICALLY AROUND CARNATION. THE RIVER WILL FALL BELOW FLOOD STAGE LATE 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. && WAC033-030649- /O.EXT.KSEW.FL.W.0041.000000T0000Z-110403T1200Z/ /CRNW1.2.ER.110331T0611Z.110401T1000Z.110403T0327Z.NO/ 349 PM PDT SAT APR 2 2011 THE FLOOD WARNING CONTINUES FOR THE SNOQUALMIE RIVER NEAR CARNATION * UNTIL LATE TONIGHT. * AT 3:30 PM SATURDAY THE STAGE WAS 54.7 FEET. * FLOOD STAGE IS 54.0 FEET. * MINOR FLOODING IS OCCURRING AND MINOR FLOODING IS FORECAST. * FORECAST...THE RIVER HAS CRESTED AND WILL CONTINUE TO FALL TO BELOW FLOOD STAGE TONIGHT. * IMPACT...AT 54.0 FEET...THE SNOQUALMIE RIVER WILL FLOOD MUCH OF THE FARM LAND AND SEVERAL ROADS FROM FALL CITY DOWNSTREAM THROUGH CARNATION AND DUVALL. $$ ALBRECHT WEATHER.GOV/SEATTLE
088
WGUS86 KSEW 030600
FLSSEW
FLOOD STATEMENT
NATIONAL WEATHER SERVICE SEATTLE WA
1100 PM PDT SAT APR 2 2011
...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN
WASHINGTON...
SNOQUALMIE RIVER NEAR CARNATION AFFECTING KING COUNTY.
.FLOOD BULLETIN NO. 36
CENTRAL WEST REGION
THE SNOQUALMIE RIVER WILL CONTINUE TO RECEDE TONIGHT...FALLING BELOW
FLOOD STAGE SHORTLY AFTER MIDNIGHT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DO NOT DRIVE CARS...VANS...OR TRUCKS THROUGH FLOODED AREAS...THIS IS
THE CAUSE OF MOST FLOOD RELATED DEATHS IN WASHINGTON. BE ALERT FOR
RAPID CHANGES AND MONITOR DEVELOPMENTS BY LISTENING TO NOAA WEATHER
RADIO OR OTHER LOCAL MEDIA.
&&
WAC033-031400-
/O.EXT.KSEW.FL.W.0041.000000T0000Z-110403T1735Z/
/CRNW1.2.ER.110331T0611Z.110401T1000Z.110403T0535Z.NO/
1100 PM PDT SAT APR 2 2011
...FLOOD WARNING UNTIL SUNDAY MORNING...
THE FLOOD WARNING CONTINUES FOR
THE SNOQUALMIE RIVER NEAR CARNATION
* UNTIL SUNDAY MORNING.
* AT 10:30 PM SATURDAY THE STAGE WAS 54.1 FEET.
* FLOOD STAGE IS 54.0 FEET.
* MINOR FLOODING IS OCCURRING.
* FORECAST...THE RIVER HAS CRESTED AND WILL CONTINUE TO FALL TO BELOW
FLOOD STAGE EARLY SUNDAY MORNING.
* IMPACT...AT 54.0 FEET...THE SNOQUALMIE RIVER WILL FLOOD MUCH OF THE
FARM LAND AND SEVERAL ROADS FROM FALL CITY DOWNSTREAM THROUGH
CARNATION AND DUVALL.
$$
WEATHER.GOV/SEATTLE508
WGUS86 KSEW 031056
FLSSEW
FLOOD STATEMENT
NATIONAL WEATHER SERVICE SEATTLE WA
356 AM PDT SUN APR 3 2011
...THE FLOOD WARNING HAS ENDED FOR THE FOLLOWING RIVERS IN
WASHINGTON...
SNOQUALMIE RIVER NEAR CARNATION AFFECTING KING COUNTY.
.FLOOD BULLETIN NO. 37
CENTRAL WEST REGION
THE SNOQUALMIE RIVER AT CARNATION HAS RECEDED BELOW FLOOD STAGE AND
THE WARNING HAS ENDED.
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.
&&
WAC033-031126-
/O.CAN.KSEW.FL.W.0041.000000T0000Z-110403T1735Z/
/CRNW1.2.ER.110331T0611Z.110401T1000Z.110403T0619Z.NO/
356 AM PDT SUN APR 3 2011
THE FLOOD WARNING HAS ENDED FOR
THE SNOQUALMIE RIVER NEAR CARNATION
* AT 3:30 AM SUNDAY THE STAGE WAS 53.5 FEET.
* FLOOD STAGE IS 54.0 FEET.
* FELL BELOW FLOOD STAGE LAST NIGHT.
* FORECAST...THE RIVER FELL BELOW FLOOD STAGE JUST BEFORE MIDNIGHT
AND WILL CONTINUE TO FALL.
$$
WEATHER.GOV/SEATTLEWhat 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 Mar 30, 9:40 AM PDT, 1 hour 35 minutes earlier.
Area forecast discussion, Mar 30, 9:40 AM PDT, 1 hour 35 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SEATTLE WA
940 AM PDT WED MAR 30 2011
.SYNOPSIS...A PLUME OF SUBTROPICAL MOISTURE WILL BRING RAIN TO
WESTERN WASHINGTON THROUGH THURSDAY. THE RAIN MAY BE HEAVY AT TIMES
AT THE COAST AND IN THE MOUNTAINS. DRIER WEATHER IS EXPECTED FRIDAY
AS HIGH PRESSURE BUILDS OVER THE AREA. AN UPPER TROUGH WILL BRING
MORE SHOWERS TO WESTERN WASHINGTON THIS WEEKEND.
&&
.SHORT TERM...CURRENT FORECAST IS ON TRACK WITH NO PLANNED UPDATES.
SATELLITE IMAGERY SHOWS AN IMPRESSIVE PLUME OF MOISTURE AIMED AT W
WA...RIDING ALONG A 200 KT JET. THE FETCH STRETCHES BACK OF DATELINE
WITH PWATS 1.00-1.5 INCHES. WAVES OF MOISTURE WILL STREAM THROUGH
THE REGION OVER THE NEXT 36 HOURS PRODUCING HEAVY RAIN ACROSS THE
AREA...PARTICULARLY THE COAST AND MOUNTAINS. THE AIR MASS IS QUITE
WARM...WITH FREEZING LEVELS OVER 8000 FT NOTED ON THE WESTPORT
PROFILER. THIS MATCHES WELL WITH THE 12Z KUIL SOUNDING. HEAVY RAIN
IN THE MOUNTAINS WILL LEAD TO SHARP RISES ON THE RIVERS AND POSSIBLE
FLOODING. FLOOD WATCHES REMAIN IN EFFECT FOR PORTIONS OF W WA /SEE
HYDROLOGY DISCUSSION BELOW/. WITH STRONG WLY FLOW ALOFT...DOWNSLOPE
FLOW OFF THE OLYMPICS WILL PUT THE CENTRAL PUGET SOUND AREA IN THE
RAIN SHADOW. NAM12 ONLY SHOWS ABOUT 0.25 INCHES OF PRECIP IN THE
SEATTLE METRO THROUGH THU AFTERNOON.
STILL LOOKS LIKE WE WILL SEE A BREAK IN THE ACTION THU NIGHT INTO
FRI...THEN A FEW SHOWERS FRI NIGHT INTO SAT AS AN UPPER LEVEL TROUGH
MOVES INLAND. SNOW LEVELS DROP BACK DOWN TO 2000 FT ON
SAT...ALTHOUGH SNOWFALL DOES NOT LOOK TOO HEAVY IN THE MOUNTAINS. 33
.LONG TERM...PREVIOUS DISCUSSION...LONG RANGE MODELS SHOW A CHANGE
IN THE PATTERN OVER THE WEEKEND INTO THE MIDDLE OF NEXT WEEK. A
SERIES OF COOLER UPPER TROUGHS WILL DIG SWD OUT OF THE GULF OF AK
ACROSS THE PAC NW. THESE SYSTEM WILL BRING SHOWERY WEATHER TO THE
LOWLANDS AND PERIODS OF SNOW TO THE MOUNTAINS WILL SNOW LEVELS
FALLING BACK DOWN TO THE 3-4K FT LEVEL. SOME MODEL SUGGEST A PERIOD
OF MOSTLY DRY WEATHER SUNDAY INTO EARLY MONDAY BUT CONFIDENCE ON
TIMING OF ANY BREAKS THAT FAR OUT IS LOW. WILL KEEP A CHANCE OF
SHOWERS IN THE FORECAST. MERCER
&&
.HYDROLOGY...FOCUS OF THE HEAVIEST RAIN SO FAR HAS BEEN IN THE
CENTRAL CASCADES...FROM ABOUT MOUNT RAINIER NORTH TO THE BASIN OF
THE STILLAGUAMISH. ALL OF THE RAIN GAUGES THAT HAVE RECEIVED MORE
THAN AN INCH IN THE LAST SIX HOURS WERE IN THIS REGION...OR ON THE
WESTERN OLYMPIC PENINSULA. THE RIVERS OF MOST IMMEDIATE CONCERN FLOW
OUT OF THESE AREAS.
HAVE ALREADY ISSUED A FLOOD WARNING FOR THE TOLT RIVER IN KING
COUNTY. THE BOGACHIEL RIVER ON THE NORTHWEST OLYMPIC PENINSULA AND
THE WHOLE STILLAGUAMISH AND SNOHOMISH/SNOQUALMIE SYSTEMS ALSO SEEM
LIKELIEST TO FLOOD AND WILL MAKE A WARNING DECISION SOON. THE FLOOD
WATCH WILL REMAIN IN EFFECT FOR MOST OF WESTERN WASHINGTON.
THE NAM AND GFS HAVE MADE ONLY A LITTLE PROGRESS TOWARD CONVERGING
ON THE SAME SOLUTION...THOUGH BOTH HAVE HEAVY RAIN CONTINUING IN THE
CENTRAL CASCADES UNTIL 15Z-18Z THURSDAY...AND IN HIGHER AMOUNTS THAN
CURRENTLY FORECAST. WILL BE UPDATING THE QPF TO REFLECT MORE RAIN IN
THIS REGION. THE GFS STILL PUTS MORE RAIN IN THE NORTH CASCADES
WHILE THE NAM AND ESPECIALLY ITS MM5 HAS MORE IN THE SOUTH CASCADES.
THE LATEST NAM DOES TREND A BIT TOWARD A MORE NORTHERLY SOLUTION.
WILL LIKELY USE A BLEND OF THE MM5-NAM AND MM5-GFS WHEN THEY ARE
AVAILABLE TO ARRIVE AT THE QPF GRIDS.
RAINFALL OVER THE GREEN RIVER BASIN WILL BE HEAVY AT TIMES...PERHAPS
EXCEEDING 3 INCHES OVER 48 HOURS. IT SHOULD BE NOTED THAT THE
MM5-NAM SHOWS A MEAN AREAL PRECIPITATION OVER THE HOWARD HANSON DAM
BASIN OF 3.8 INCHES FROM 18Z TODAY THROUGH 18Z THURSDAY. LOCAL
INFLOW BELOW HOWARD HANSON DAM COULD BE SIGNIFICANT. BURKE
&&
.AVIATION...STRONG MOIST WLY FLOW ALOFT WILL CONTINUE ACROSS THE
AREA THROUGH 18Z THU. WITH A TROPICAL TAP TO THE MOISTURE...HEAVY
RAINFALL IS EXPECTED FOR THE CASCADES...OLYMPICS AND COASTAL AREAS.
CIGS WILL GENERALLY BE LOW...BKN-OVC015 WITH AREAS OF CIGS
OVC005-008. STRONG WESTERLY FLOW ALOFT WILL INTERACT WITH THE
TERRAIN TO GIVE SOUTHERLY WINDS 15 TO 25 KT WITH SOME GUSTS TO 35 KT
TO THE LEE OF THE COASTAL TERRAIN AND ALONG THE IMMEDIATE COASTAL
ZONES. VIS IN HEAVIER RAINFALL WILL RANGE FROM 1-3 SM AND WILL
AVERAGE 4SM MOST AREAS THROUGH MIDDAY THU.
KSEA...NEAR STEADY STATE CONDITIONS EXPECTED THROUGH 18Z THU WITH
STRONG WESTERLY FLOW ALOFT...27040KT AT 5000 FT...AND SOUTHERLY WIND
15G25KT AT THE SURFACE. CIGS BKN008 OVC015 LIKELY WILL DOMINATE
THROUGH 18Z THU...BUT MAY IMPROVE SLIGHTLY TO SCT008 OVC015 AFTER
02Z THIS EVENING AS THE MOISTURE PLUME LIFTS SLIGHTLY NORTHWARD.
ALBRECHT
&&
.MARINE...STRONG S TO SW FLOW WILL CONTINUE THROUGH MIDDAY THU AS A
PLUME OF TROPICAL MOISTURE STREAMS INTO THE PACIFIC NW. EXPECT SMALL
CRAFT ADVISORY CONDITIONS ALL WATERS WITH STRONGEST 20-30 KT WINDS
IN PUGET SOUND WHERE WESTERLY FLOW INTERACTING WITH THE OLYMPICS IS
ENHANCING SOUTHERLY PRES GRADIENTS. WITH ALL OF THE SOUTHERLY FLOW
THROUGH PUGET SOUND...EXPECT INFLOW THROUGH THE STRAIT OF JUAN DE
FUCA TO BE CUT OFF SOMEWHAT...LIMITING CONDITIONS IN THE STRAIT TO
SMALL CRAFT ADVISORY CONDITIONS. THE GALE WARNING WAS CANCELED.
A FRONTAL SYSTEM WILL MOVE EAST ACROSS THE AREA MIDDAY THU. EXPECT
WINDS TO TURN TO WESTERLY BEHIND THE FRONT...BUT WITH PRES GRADIENTS
EASING...EXPECT MAINLY SMALL CRAFT ADVISORY CONDITIONS TO DOMINATE
THROUGH THE STRAIT THU AFTERNOON AND EVENING.
HIGH PRES WILL BUILD OVER THE WATERS FRI THEN SHIFT E OF THE
CASCADES FRI NIGHT AND EARLY SAT. ALBRECHT
&&
.AVALANCHE...PREVIOUS DISCUSSION...THE MAJOR WARM FRONT WITH
MOISTURE OF TROPICAL ORIGINS SHOULD MOVE TO THE NW TUESDAY NIGHT AND
MOST OF WEDNESDAY. MOTHER NATURE IS ABOUT TO APPLY MAJOR RAIN AND
WARMING TO WHAT APPEARS TO BE A DEEP LARGELY UNCONSOLIDATED WINTER
SNOWPACK THAT HAS NOT EXPERIENCED SIGNIFICANT RAIN OR WARMING. TOTAL
SNOW DEPTHS ARE AT WINTER MAXES YESTERDAY AND TODAY AT SEVERAL
LOCATIONS IN THE CENTRAL AND SOUTH CASCADES. THE CASCADES HAD 10-20
FEET OF SNOWFALL LATE FEBRUARY TO LATE MARCH AND IT HAS REMAINED
COOL SINCE. THE RAIN AND WARMING WILL LOAD AND WEAKEN SURFACE AND
UPPER SNOW PACK LAYERS AND SHOULD CAUSE AVALANCHES ON WEDNESDAY.
INITIAL SURFACE AVALANCHES MAY CAUSE RELEASES TO LAYERS FROM EARLIER
IN MARCH OR FEBRUARY OR EVEN JANUARY. MODELS VARY BUT THESE
CONDITIONS MAY LAST INTO THURSDAY AS WELL. THE 12 UTC 29 MARCH GFS40
KM SHOWS OVER 9 INCHES OF RAIN IN THE NORTH TO CENTRAL CASCADES FOR
THE 48 HOURS ENDING THURSDAY NIGHT. WARNING ISSUED FOR EXTREME
AVALANCHE DANGER ON WEDNESDAY. AVOID ALL AVALANCHE TERRAIN
WEDNESDAY. PLEASE VISIT NWAC.US FOR DETAILS. FERBER
&&
.SEW WATCHES/WARNINGS/ADVISORIES...
WA...EXTREME AVALANCHE WARNING FOR TODAY OLYMPICS AND CASCADES.
FLOOD WATCHES IN EFFECT FOR PORTIONS OF W WA.
PZ...SMALL CRAFT ADVISORY ALL WATERS.
SMALL CRAFT ADVISORY FOR ROUGH GRAYS HARBOR BAR.In the hours before
Local storm report, Mar 30, 9:35 AM PDT, 1 hour 40 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SEATTLE WA
935 AM PDT WED MAR 30 2011
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0934 AM HEAVY RAIN 1 ENE ABERDEEN 46.98N 123.83W
03/30/2011 M2.38 INCH GRAYS HARBOR WA TRAINED SPOTTER
24 HOUR TOTAL ENDING AT MIDNIGHT.
&&
DDAMICOThe office that day
Everything else NWS Seattle, WA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 29, 8:54 PM PDT | Gale Warning | SEW | 12 hr | |
| Mar 30, 8:58 AM PDT | River Flood Warning | SEW | King | 44 hr |
| Mar 30, 11:15 AM PDT | River Flood Warning | SEW | King | 48 hr |
| Mar 30, 1:32 PM PDT | River Flood Warning | SEW | Snohomish | 24 hr |
| Mar 30, 1:32 PM PDT | River Flood Warning | SEW | Snohomish | 32 hr |
| Mar 30, 2:23 PM PDT | River Flood Warning | SEW | Snohomish | 32 hr |
| Mar 30, 2:23 PM PDT | River Flood Warning | SEW | Pierce | 30 hr |
Nearby
River Flood Warnings in Washington, 2011Every river flood warning in 2011
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.