Alert archive / Washington / River Flood Warnings in 2012

River Flood Warning 13, NWS Seattle, WA

February 22, 2012Snohomish County, Washington

NWS Seattle, WA issued this river flood warning at Feb 22, 2012, 9:05 AM PST for Snohomish County, Washington. It took effect at Feb 22, 2012, 12:01 PM PST. It was in force for 16 hr.

The area

The counties it named.

The facts

Issued
Feb 22, 2012, 9:05 AM PST (17:05 UTC)
In effect from
Feb 22, 2012, 12:01 PM PST
Expired
Feb 23, 2012, 3:43 AM PST
In force
16 hr
Issued by
NWS Seattle, WA
Flood severity
Minor

County Snohomish County, WA

The radar

The Seattle radar (KATX), 60 km from the middle of the area, began a volume at 17:04 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 Snohomish River at Snohomish (SNAW1).

Action stage
20 ft
Minor stage
25 ft
Moderate stage
27 ft
Major stage
29 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 12155500, 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.

119 
WGUS46 KSEW 221705
FLWSEW
BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE SEATTLE WA
905 AM PST WED FEB 22 2012

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

  SNOHOMISH RIVER AT SNOHOMISH AFFECTING SNOHOMISH COUNTY.

.FLOOD BULLETIN NO. 11

THE HEAVY RAIN THAT STARTED MONDAY NIGHT HAS NEARLY ENDED IN THE
CENTRAL CASCADES WITH 2 TO NEARLY 10 INCHES OF RAIN BEING RECORDED.
SHOWERS WILL DECREASE TODAY AND THE SNOW LEVEL WILL FALL TO AROUND
2500 FEET LATE TODAY. THE DECREASING RAINFALL AND LOWERING SNOW
LEVEL WILL ALLOW THE UPPER REACHES OF MOST RIVERS TO CREST THIS
MORNING...AND CRESTS WILL FLOW DOWNSTREAM LATER TODAY AND TONIGHT. 
THE GREAT AMOUNT OF RAINFALL WILL DRIVE THE SNOHOMISH RIVER ABOVE
FLOOD STAGE LATER TODAY AND CRESTING OVERNIGHT 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.

&&

WAC061-230205-
/O.NEW.KSEW.FL.W.0013.120222T2001Z-120224T1650Z/
/SNAW1.1.ER.120222T2001Z.120223T0700Z.120224T0150Z.NO/
905 AM PST WED FEB 22 2012

THE NATIONAL WEATHER SERVICE IN SEATTLE HAS ISSUED A 

* FLOOD WARNING FOR 
  THE SNOHOMISH RIVER AT SNOHOMISH
* UNTIL FRIDAY MORNING.
* AT  8:30 AM WEDNESDAY THE STAGE WAS 23.8 FEET.
* FLOOD STAGE IS 25.0 FEET.
* MINOR FLOODING IS FORECAST. 
* FORECAST...THE RIVER WILL RISE ABOVE FLOOD STAGE AROUND 12 PM 
  WEDNESDAY AND CREST NEAR 26.7 FEET AROUND 11 PM WEDNESDAY. THE 
  RIVER WILL FALL BELOW FLOOD STAGE THURSDAY EVENING.
* 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.

$$

WEATHER.GOV/SEATTLE
JBB
4 follow-up statements
734 
WGUS86 KSEW 222318
FLSSEW
FLOOD STATEMENT
NATIONAL WEATHER SERVICE SEATTLE WA
318 PM PST WED FEB 22 2012

...THE FLOOD WARNING HAS ENDED FOR THE FOLLOWING RIVERS IN 
WASHINGTON...
 
  STILLAGUAMISH RIVER AT ARLINGTON 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. 
  PILCHUCK R NR SNOHOMISH AFFECTING SNOHOMISH COUNTY. 
  GREEN RIVER NEAR AUBURN AFFECTING KING COUNTY. 
 
.FLOOD BULLETIN NO. 14

                CENTRAL WEST AND NORTH REGIONS

THE HEAVY RAIN IS OVER AND JUST SHOWERS REMAIN WITH LOWERING SNOW
LEVEL TO AROUND 2500 FEET. UPPER REACHES OF RIVERS HAVE CRESTED BUT
SOME LOWER REACHES WILL CREST 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.

&&

WAC061-222348-
/O.CAN.KSEW.FL.W.0008.000000T0000Z-120223T1009Z/
/ARLW1.1.ER.120222T1222Z.120222T1340Z.120222T1734Z.NO/
318 PM PST WED FEB 22 2012

THE FLOOD WARNING HAS ENDED FOR
  THE STILLAGUAMISH RIVER AT ARLINGTON
* AT  2:55 PM WEDNESDAY THE STAGE WAS 10.7 FEET. 
* FLOOD STAGE IS 14.0 FEET. 
* FELL BELOW FLOOD STAGE THIS MORNING.
* FORECAST...THE RIVER CRESTED AT 14.6 FEET THEN FELL BELOW FLOOD
  STAGE  9:34 AM WEDNESDAY THIS MORNING AND WILL CONTINUE TO FALL.

$$

WAC061-230718-
/O.EXT.KSEW.FL.W.0013.000000T0000Z-120224T1425Z/
/SNAW1.1.ER.120223T0037Z.120223T0700Z.120223T2325Z.NO/
318 PM PST WED FEB 22 2012

THE FLOOD WARNING CONTINUES FOR
  THE SNOHOMISH RIVER AT SNOHOMISH
* FROM 5 PM WEDNESDAY UNTIL FRIDAY MORNING.
* AT  1:30 PM WEDNESDAY THE STAGE WAS 24.3 FEET. 
* FLOOD STAGE IS 25.0 FEET. 
* MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL RISE ABOVE FLOOD STAGE AROUND 5 PM 
  WEDNESDAY AND CREST NEAR 25.7 FEET AROUND 11 PM WEDNESDAY. THE 
  RIVER WILL FALL BELOW FLOOD STAGE THURSDAY AFTERNOON.
* 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.

$$

WAC061-230718-
/O.CON.KSEW.FL.W.0009.000000T0000Z-120223T1000Z/
/PILW1.1.ER.120222T0751Z.120222T1845Z.120223T0100Z.NO/
318 PM PST WED FEB 22 2012

THE FLOOD WARNING CONTINUES FOR
  THE PILCHUCK R NR SNOHOMISH
* UNTIL LATE TONIGHT. 
* AT  2:45 PM WEDNESDAY THE STAGE WAS 18.6 FEET. 
* FLOOD STAGE IS 18.0 FEET. 
* MINOR FLOODING IS OCCURRING AND MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER CRESTED AT 19.2 FEET AT 11 AM WEDNESDAY AND 
  WILL CONTINUE TO FALL TO BELOW FLOOD STAGE THIS EVENING.
* IMPACT...AT 18.0 FEET...THE PILCHUCK RIVER SPILLS OUT OF ITS 
  BANKS...FLOODING RESIDENCES AND ROADS IN LOW LYING AREAS ALONG THE 
  RIVER FROM GRANITE FALLS DOWNSTREAM THROUGH THE LAKE STEVENS AREA 
  AND SNOHOMISH. THIS INCLUDES AREAS AROUND SEXTON RD. AND ORCHARD 
  AVE IN SNOHOMISH.

$$

WAC033-222348-
/O.CAN.KSEW.FL.W.0004.000000T0000Z-120223T0730Z/
/TOLW1.1.ER.120222T0145Z.120222T0815Z.120222T1731Z.NO/
318 PM PST WED FEB 22 2012


  THE TOLT RIVER NEAR CARNATION
* AT  2:15 PM WEDNESDAY THE FLOW WAS 3185 CFS. 
* FLOOD FLOW IS 5000 CFS. 
* FELL BELOW FLOOD FLOW THIS MORNING.
* FORECAST...THE RIVER CRESTED AT 6310 CFS THEN FELL BELOW FLOOD
  STAGE  9:31 AM WEDNESDAY AND WILL CONTINUE TO FALL.

$$

WAC033-230718-
/O.EXT.KSEW.FL.W.0005.000000T0000Z-120223T1424Z/
/SQUW1.1.ER.120222T0746Z.120222T1945Z.120223T0524Z.NO/
318 PM PST WED FEB 22 2012

THE FLOOD WARNING CONTINUES FOR
  THE SNOQUALMIE RIVER NEAR THE FALLS
* UNTIL THURSDAY MORNING. 
* AT  2:30 PM WEDNESDAY THE FLOW WAS 25893 CFS. 
* FLOOD FLOW IS 20000 CFS. 
* MINOR FLOODING IS OCCURRING AND MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER HAS CRESTED AT 27890 CFS AND WILL CONTINUE TO
  FALL TO BELOW FLOOD FLOW TONIGHT.
* 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.

$$

WAC033-230718-
/O.EXT.KSEW.FL.W.0006.000000T0000Z-120224T0226Z/
/CRNW1.2.ER.120222T1050Z.120222T2230Z.120223T1426Z.NO/
318 PM PST WED FEB 22 2012

THE FLOOD WARNING CONTINUES FOR
  THE SNOQUALMIE RIVER NEAR CARNATION
* UNTIL THURSDAY EVENING. 
* AT  2:30 PM WEDNESDAY THE STAGE WAS 56.4 FEET. 
* FLOOD STAGE IS 54.0 FEET. 
* MODERATE FLOODING IS OCCURRING AND MODERATE FLOODING IS FORECAST.
* FORECAST...THE RIVER IS NEARING ITS CREST NOW AT 56.6 FEET AND 
  WILL BEGIN TO FALL...FALLING BELOW FLOOD STAGE THURSDAY 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.

$$

WAC033-230718-
/O.CON.KSEW.FL.W.0015.000000T0000Z-120226T0352Z/
/AUBW1.1.ER.120222T2337Z.120223T1200Z.120225T1552Z.NO/
318 PM PST WED FEB 22 2012

THE FLOOD WARNING CONTINUES FOR
  THE GREEN RIVER NEAR AUBURN
* FROM 4 PM WEDNESDAY UNTIL SATURDAY EVENING.
* AT  2:45 PM WEDNESDAY THE FLOW WAS 8423 CFS. 
* FLOOD FLOW IS 9000 CFS. 
* MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL RISE ABOVE FLOOD FLOW AROUND 4 PM 
  WEDNESDAY AND CREST NEAR 10800 CFS AROUND 4 AM THURSDAY. THE RIVER 
  WILL FALL BELOW FLOOD FLOW SATURDAY MORNING.
* IMPACT...AT 9000 CFS...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 FLOW OF 9000 CFS FEET ON THE GREEN RIVER 
  CORRESPONDS TO A PHASE 3 FLOOD IN THE KING COUNTY FLOOD SYSTEM.

$$

WEATHER.GOV/SEATTLE
JBB
960 
WGUS86 KSEW 222338 CCA
FLSSEW
FLOOD STATEMENT...CORRECTED
NATIONAL WEATHER SERVICE SEATTLE WA
318 PM PST WED FEB 22 2012

CORRECTED FOR ENDING HEADLINE FOR TOLT RIVER.

...THE FLOOD WARNING HAS ENDED FOR THE FOLLOWING RIVERS IN
WASHINGTON...

  STILLAGUAMISH RIVER AT ARLINGTON 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.
  PILCHUCK R NR SNOHOMISH AFFECTING SNOHOMISH COUNTY.
  GREEN RIVER NEAR AUBURN AFFECTING KING COUNTY.

.FLOOD BULLETIN NO. 14

                CENTRAL WEST AND NORTH REGIONS

THE HEAVY RAIN IS OVER AND JUST SHOWERS REMAIN WITH LOWERING SNOW
LEVEL TO AROUND 2500 FEET. UPPER REACHES OF RIVERS HAVE CRESTED BUT
SOME LOWER REACHES WILL CREST 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.

&&

WAC061-222348-
/O.CAN.KSEW.FL.W.0008.000000T0000Z-120223T1009Z/
/ARLW1.1.ER.120222T1222Z.120222T1340Z.120222T1734Z.NO/
318 PM PST WED FEB 22 2012

THE FLOOD WARNING HAS ENDED FOR
  THE STILLAGUAMISH RIVER AT ARLINGTON
* AT  2:55 PM WEDNESDAY THE STAGE WAS 10.7 FEET.
* FLOOD STAGE IS 14.0 FEET.
* FELL BELOW FLOOD STAGE THIS MORNING.
* FORECAST...THE RIVER CRESTED AT 14.6 FEET THEN FELL BELOW FLOOD
  STAGE  9:34 AM WEDNESDAY THIS MORNING AND WILL CONTINUE TO FALL.

$$

WAC061-230718-
/O.EXT.KSEW.FL.W.0013.000000T0000Z-120224T1425Z/
/SNAW1.1.ER.120223T0037Z.120223T0700Z.120223T2325Z.NO/
318 PM PST WED FEB 22 2012

THE FLOOD WARNING CONTINUES FOR
  THE SNOHOMISH RIVER AT SNOHOMISH
* FROM 5 PM WEDNESDAY UNTIL FRIDAY MORNING.
* AT  1:30 PM WEDNESDAY THE STAGE WAS 24.3 FEET.
* FLOOD STAGE IS 25.0 FEET.
* MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL RISE ABOVE FLOOD STAGE AROUND 5 PM
  WEDNESDAY AND CREST NEAR 25.7 FEET AROUND 11 PM WEDNESDAY. THE
  RIVER WILL FALL BELOW FLOOD STAGE THURSDAY AFTERNOON.
* 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.

$$

WAC061-230718-
/O.CON.KSEW.FL.W.0009.000000T0000Z-120223T1000Z/
/PILW1.1.ER.120222T0751Z.120222T1845Z.120223T0100Z.NO/
318 PM PST WED FEB 22 2012

THE FLOOD WARNING CONTINUES FOR
  THE PILCHUCK R NR SNOHOMISH
* UNTIL LATE TONIGHT.
* AT  2:45 PM WEDNESDAY THE STAGE WAS 18.6 FEET.
* FLOOD STAGE IS 18.0 FEET.
* MINOR FLOODING IS OCCURRING AND MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER CRESTED AT 19.2 FEET AT 11 AM WEDNESDAY AND
  WILL CONTINUE TO FALL TO BELOW FLOOD STAGE THIS EVENING.
* IMPACT...AT 18.0 FEET...THE PILCHUCK RIVER SPILLS OUT OF ITS
  BANKS...FLOODING RESIDENCES AND ROADS IN LOW LYING AREAS ALONG THE
  RIVER FROM GRANITE FALLS DOWNSTREAM THROUGH THE LAKE STEVENS AREA
  AND SNOHOMISH. THIS INCLUDES AREAS AROUND SEXTON RD. AND ORCHARD
  AVE IN SNOHOMISH.

$$

WAC033-222348-
/O.COR.KSEW.FL.W.0004.000000T0000Z-120223T0730Z/
/TOLW1.1.ER.120222T0145Z.120222T0815Z.120222T1731Z.NO/
318 PM PST WED FEB 22 2012

THE FLOOD WARNING HAS ENDED FOR
  THE TOLT RIVER NEAR CARNATION
* AT  2:15 PM WEDNESDAY THE FLOW WAS 3185 CFS.
* FLOOD FLOW IS 5000 CFS.
* FELL BELOW FLOOD FLOW THIS MORNING.
* FORECAST...THE RIVER CRESTED AT 6310 CFS THEN FELL BELOW FLOOD
  STAGE  9:31 AM WEDNESDAY AND WILL CONTINUE TO FALL.

$$

WAC033-230718-
/O.EXT.KSEW.FL.W.0005.000000T0000Z-120223T1424Z/
/SQUW1.1.ER.120222T0746Z.120222T1945Z.120223T0524Z.NO/
318 PM PST WED FEB 22 2012

THE FLOOD WARNING CONTINUES FOR
  THE SNOQUALMIE RIVER NEAR THE FALLS
* UNTIL THURSDAY MORNING.
* AT  2:30 PM WEDNESDAY THE FLOW WAS 25893 CFS.
* FLOOD FLOW IS 20000 CFS.
* MINOR FLOODING IS OCCURRING AND MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER HAS CRESTED AT 27890 CFS AND WILL CONTINUE TO
  FALL TO BELOW FLOOD FLOW TONIGHT.
* 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.

$$

WAC033-230718-
/O.EXT.KSEW.FL.W.0006.000000T0000Z-120224T0226Z/
/CRNW1.2.ER.120222T1050Z.120222T2230Z.120223T1426Z.NO/
318 PM PST WED FEB 22 2012

THE FLOOD WARNING CONTINUES FOR
  THE SNOQUALMIE RIVER NEAR CARNATION
* UNTIL THURSDAY EVENING.
* AT  2:30 PM WEDNESDAY THE STAGE WAS 56.4 FEET.
* FLOOD STAGE IS 54.0 FEET.
* MODERATE FLOODING IS OCCURRING AND MODERATE FLOODING IS FORECAST.
* FORECAST...THE RIVER IS NEARING ITS CREST NOW AT 56.6 FEET AND
  WILL BEGIN TO FALL...FALLING BELOW FLOOD STAGE THURSDAY 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.

$$

WAC033-230718-
/O.CON.KSEW.FL.W.0015.000000T0000Z-120226T0352Z/
/AUBW1.1.ER.120222T2337Z.120223T1200Z.120225T1552Z.NO/
318 PM PST WED FEB 22 2012

THE FLOOD WARNING CONTINUES FOR
  THE GREEN RIVER NEAR AUBURN
* FROM 4 PM WEDNESDAY UNTIL SATURDAY EVENING.
* AT  2:45 PM WEDNESDAY THE FLOW WAS 8423 CFS.
* FLOOD FLOW IS 9000 CFS.
* MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL RISE ABOVE FLOOD FLOW AROUND 4 PM
  WEDNESDAY AND CREST NEAR 10800 CFS AROUND 4 AM THURSDAY. THE RIVER
  WILL FALL BELOW FLOOD FLOW SATURDAY MORNING.
* IMPACT...AT 9000 CFS...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 FLOW OF 9000 CFS FEET ON THE GREEN RIVER
  CORRESPONDS TO A PHASE 3 FLOOD IN THE KING COUNTY FLOOD SYSTEM.

$$

WEATHER.GOV/SEATTLE
JBB
641 
WGUS86 KSEW 230516
FLSSEW
FLOOD STATEMENT
NATIONAL WEATHER SERVICE SEATTLE WA
916 PM PST WED FEB 22 2012

...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. 
  GREEN RIVER NEAR AUBURN AFFECTING KING COUNTY. 
 
.FLOOD BULLETIN NO. 16

                NORTH WEST REGION

THE UPPER REACHES OF WESTERN WASHINGTON RIVERS CRESTED EARLIER TODAY.
THE LOWER REACHES OF THE RIVERS WILL CREST TONIGHT THROUGH THURSDAY
MORNING AS THE CRESTS CONTINUE TO MOVE DOWNSTREAM.

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.

&&

WAC061-231416-
/O.EXT.KSEW.FL.W.0013.000000T0000Z-120224T2024Z/
/SNAW1.1.ER.120223T0111Z.120223T1900Z.120224T0524Z.NO/
916 PM PST WED FEB 22 2012

...FLOOD WARNING EXTENDED UNTIL FRIDAY AFTERNOON...

THE FLOOD WARNING CONTINUES FOR
  THE SNOHOMISH RIVER AT SNOHOMISH
* FROM 5 PM WEDNESDAY UNTIL FRIDAY AFTERNOON.
* AT  8:30 PM WEDNESDAY THE STAGE WAS 24.8 FEET. 
* FLOOD STAGE IS 25.0 FEET. 
* MINOR FLOODING IS FORECAST.
* 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.

$$

WAC033-231416-
/O.CON.KSEW.FL.W.0005.000000T0000Z-120223T1424Z/
/SQUW1.1.ER.120222T0746Z.120222T1945Z.120223T0135Z.NO/
916 PM PST WED FEB 22 2012

THE FLOOD WARNING CONTINUES FOR
  THE SNOQUALMIE RIVER NEAR THE FALLS
* UNTIL THURSDAY MORNING. 
* AT  7:30 PM WEDNESDAY THE FLOW WAS 17600 CFS. 
* FLOOD FLOW IS 20000 CFS. 
* FELL BELOW FLOOD FLOW THIS EVENING.
* NO ADDITIONAL FLOODING IS FORECAST.
* FORECAST...THE RIVER FELL BELOW FLOOD STAGE AT  5:35 PM WEDNESDAY 
  AND WILL CONTINUE TO FALL. FLOODING WILL CONTINUE IN SOME AREAS 
  UNTIL THE FLOOD WAVE HAS COMPLETELY PASSED DOWNSTREAM.
* IMPACT...AT 12000 CFS...THE SNOQUALMIE RIVER WILL SPILL OVER ITS 
  BANKS BETWEEN THE TOWN OF SNOQUALMIE AND FALL CITY...COVERING 
  PASTURE LANDS AND SEVERAL ROADS ALONG THE RIVER. THIS RIVER LEVEL 
  ON THE SNOQUALMIE CORRESPONDS ROUGHLY TO A PHASE 2 FLOOD IN THE 
  KING COUNTY FLOOD SYSTEM.

$$

WAC033-231416-
/O.CON.KSEW.FL.W.0006.000000T0000Z-120224T0338Z/
/CRNW1.2.ER.120222T1050Z.120223T0600Z.120223T1538Z.NO/
916 PM PST WED FEB 22 2012

THE FLOOD WARNING CONTINUES FOR
  THE SNOQUALMIE RIVER NEAR CARNATION
* UNTIL THURSDAY EVENING. 
* AT  8:30 PM WEDNESDAY THE STAGE WAS 57.0 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 57.3 FEET
  AROUND 10 PM WEDNESDAY. THE RIVER WILL FALL BELOW FLOOD STAGE 
  THURSDAY 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.

$$

WAC033-231416-
/O.CON.KSEW.FL.W.0015.000000T0000Z-120225T1034Z/
/AUBW1.1.ER.120223T0104Z.120223T1200Z.120224T2234Z.NO/
916 PM PST WED FEB 22 2012

THE FLOOD WARNING CONTINUES FOR
  THE GREEN RIVER NEAR AUBURN
* UNTIL LATE FRIDAY NIGHT. 
* AT  8:00 PM WEDNESDAY THE FLOW WAS 9462 CFS. 
* FLOOD FLOW IS 9000 CFS. 
* MINOR FLOODING IS OCCURRING AND MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL CONTINUE TO RISE AND CREST NEAR 9800 CFS 
  AROUND 4 AM THURSDAY. THE RIVER WILL FALL BELOW FLOOD FLOW FRIDAY 
  EARLY AFTERNOON.
* IMPACT...AT 9000 CFS...THE GREEN RIVER WILL FLOOD LOW AREAS OF THE 
  MIDDLE GREEN RIVER VALLEY WITH WATER OVER SOUTHEAST GREEN VALLEY
  ROAD. SOME BACKWATER INUNDATION IS POSSIBLE IN LOWER MILL CREEK
  BASIN BETWEEN AUBURN AND KENT. A FLOW OF 9000 CFS FEET ON THE GREEN
  RIVER CORRESPONDS TO A PHASE 3 FLOOD IN THE KING COUNTY FLOOD
  SYSTEM.

$$

MCDONNAL
WEATHER.GOV/SEATTLE
553 
WGUS86 KSEW 231143
FLSSEW
FLOOD STATEMENT
NATIONAL WEATHER SERVICE SEATTLE WA
343 AM PST THU FEB 23 2012

...THE FLOOD WARNING HAS ENDED FOR THE FOLLOWING RIVERS IN 
WASHINGTON...
 
  SNOHOMISH RIVER AT SNOHOMISH AFFECTING SNOHOMISH COUNTY.
  SNOQUALMIE RIVER NEAR THE FALLS AFFECTING KING COUNTY.
  NEWAUKUM RIVER NEAR CHEHALIS AFFECTING LEWIS COUNTY.
 
...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN 
WASHINGTON...
 
  SNOQUALMIE RIVER NEAR CARNATION AFFECTING KING COUNTY. 
  GREEN RIVER NEAR AUBURN AFFECTING KING COUNTY. 
 
.FLOOD BULLETIN NO. 18

MODERATE FLOODING CONTINUES ON THE LOWER REACH OF THE SNOQUALMIE
RIVER...AND MINOR FLOODING WILL CONTINUE ALONG A REACH OF THE GREEN
RIVER.

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.

&&

WAC061-231213-
/O.CAN.KSEW.FL.W.0013.000000T0000Z-120224T2024Z/
/SNAW1.1.ER.120223T0111Z.120223T0230Z.120223T0325Z.NO/
343 AM PST THU FEB 23 2012

THE FLOOD WARNING HAS ENDED FOR
  THE SNOHOMISH RIVER AT SNOHOMISH
* AT  2:30 AM THURSDAY THE STAGE WAS 22.9 FEET. 
* FLOOD STAGE IS 25.0 FEET. 
* FELL BELOW FLOOD STAGE YESTERDAY EVENING.
* FORECAST...THE RIVER FELL BELOW FLOOD STAGE AT 8 PM WEDNESDAY 
  EVENING AND WILL CONTINUE TO FALL.

$$

WAC033-231213-
/O.CAN.KSEW.FL.W.0005.000000T0000Z-120223T1424Z/
/SQUW1.1.ER.120222T0746Z.120222T1945Z.120223T0135Z.NO/
343 AM PST THU FEB 23 2012

  THE SNOQUALMIE RIVER NEAR THE FALLS
* AT  2:30 AM THURSDAY THE FLOW WAS 12600 CFS. 
* FLOOD FLOW IS 20000 CFS. 
* FELL BELOW FLOOD FLOW YESTERDAY EVENING.
* FORECAST...THE RIVER FELL BELOW FLOOD STAGE AT 6 PM WEDNESDAY AND 
  WILL CONTINUE TO FALL.

$$

WAC033-232043-
/O.EXT.KSEW.FL.W.0006.000000T0000Z-120224T0920Z/
/CRNW1.2.ER.120222T1050Z.120223T0530Z.120223T2120Z.NO/
343 AM PST THU FEB 23 2012

...FLOOD WARNING EXTENDED UNTIL LATE TONIGHT...

THE FLOOD WARNING CONTINUES FOR
  THE SNOQUALMIE RIVER NEAR CARNATION
* UNTIL LATE TONIGHT. 
* AT  2:30 AM THURSDAY THE STAGE WAS 56.6 FEET. 
* FLOOD STAGE IS 54.0 FEET. 
* MODERATE FLOODING IS OCCURRING AND MODERATE FLOODING IS FORECAST.
* FORECAST...THE RIVER CRESTED AT 57.0 FEET AT 9 PM WEDNESDAY AND 
  WILL CONTINUE TO FALL TO BELOW FLOOD STAGE EARLY THIS AFTERNOON.
* 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.

$$

WAC033-232043-
/O.CON.KSEW.FL.W.0015.000000T0000Z-120225T1034Z/
/AUBW1.1.ER.120223T0104Z.120223T1015Z.120224T2234Z.NO/
343 AM PST THU FEB 23 2012

THE FLOOD WARNING CONTINUES FOR
  THE GREEN RIVER NEAR AUBURN
* UNTIL LATE FRIDAY NIGHT. 
* AT  3:15 AM THURSDAY THE FLOW WAS 9920 CFS. 
* FLOOD FLOW IS 9000 CFS. 
* MINOR FLOODING IS OCCURRING AND MINOR FLOODING IS FORECAST.
* IMPACT...AT 9000 CFS...THE GREEN RIVER WILL FLOOD LOW AREAS OF THE 
  MIDDLE GREEN RIVER VALLEY WITH WATER OVER SOUTHEAST GREEN VALLEY
  ROAD. SOME BACKWATER INUNDATION IS POSSIBLE IN LOWER MILL CREEK
  BASIN BETWEEN AUBURN AND KENT. A FLOW OF 9000 CFS FEET ON THE GREEN
  RIVER CORRESPONDS TO A PHASE 3 FLOOD IN THE KING COUNTY FLOOD
  SYSTEM.

$$

WAC041-231213-
/O.CAN.KSEW.FL.W.0014.000000T0000Z-120223T1742Z/
/NEWW1.1.ER.120222T1854Z.120222T2330Z.120223T0256Z.NO/
343 AM PST THU FEB 23 2012

THE FLOOD WARNING HAS ENDED FOR
  THE NEWAUKUM RIVER NEAR CHEHALIS
* AT  2:45 AM THURSDAY THE STAGE WAS 8.8 FEET. 
* FLOOD STAGE IS 10.5 FEET. 
* FELL BELOW FLOOD STAGE YESTERDAY EVENING.
* FORECAST...THE RIVER FELL BELOW FLOOD STAGE AT 7 PM WEDNESDAY 
  EVENING AND WILL CONTINUE TO FALL.

$$

MCDONNAL
WEATHER.GOV/SEATTLE

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 21, 7:05 PM PSTRiver Flood WarningSEWSnohomish24 hr
Feb 21, 9:23 PM PSTRiver Flood WarningSEWSnohomish9 hr
Feb 21, 9:23 PM PSTRiver Flood WarningSEWSnohomish9 hr
Feb 21, 9:23 PM PSTRiver Flood WarningSEWSnohomish9 hr
Feb 22, 9:16 AM PSTRiver Flood WarningSEWLewis18 hr
Feb 22, 10:26 AM PSTRiver Flood WarningSEWKing47 hr
Feb 22, 10:26 AM PSTRiver Flood WarningSEWLewis11 hr
Feb 22, 2:44 PM PSTSmall Craft Advisory for Hazardous SeasSEW24 hr

Nearby

River Flood Warnings in Washington, 2012Every river flood warning in 2012

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.