Alert archive / Washington / River Flood Warnings in 2012
River Flood Warning 31, NWS Seattle, WA
NWS Seattle, WA issued this river flood warning at Nov 20, 2012, 3:57 AM PST for Grays Harbor County, Washington. It took effect at Nov 21, 2012, 6:32 AM PST. It was in force for 40 hr.
The area
The counties it named.
The facts
- Issued
- Nov 20, 2012, 3:57 AM PST (11:57 UTC)
- In effect from
- Nov 21, 2012, 6:32 AM PST
- Expired
- Nov 22, 2012, 10:42 PM PST
- In force
- 40 hr
- Issued by
- NWS Seattle, WA
- Flood severity
- Minor
County Grays Harbor County, WA
The radar
The Langley Hill radar (KLGX), 21 km from the middle of the area, began a volume at 11:59 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 Chehalis River at Porter (CRPW1).
- Action stage
- 45.5 ft
- Minor stage
- 48 ft
- Moderate stage
- 50 ft
- Major stage
- 52 ft
This gauge today: stage, forecast and historic crests
Stage from the USGS instantaneous record for site 12031000, 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.
492 WGUS46 KSEW 201157 FLWSEW BULLETIN - IMMEDIATE BROADCAST REQUESTED FLOOD WARNING NATIONAL WEATHER SERVICE SEATTLE WA 357 AM PST TUE NOV 20 2012 ...THE NATIONAL WEATHER SERVICE IN SEATTLE HAS ISSUED A FLOOD WARNING FOR THE FOLLOWING RIVERS IN WASHINGTON... CHEHALIS RIVER AT PORTER AFFECTING GRAYS HARBOR COUNTY. .FLOOD BULLETIN NO. 17 A FLOOD WAVE TRAVELING DOWN THE CHEHALIS RIVER WILL REACH PORTER THIS MORNING FORCING THE RIVER INTO 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. && WAC027-202057- /O.NEW.KSEW.FL.W.0031.121120T1817Z-121123T0926Z/ /CRPW1.1.ER.121120T1817Z.121122T0000Z.121123T0026Z.NO/ 357 AM PST TUE NOV 20 2012 THE NATIONAL WEATHER SERVICE IN SEATTLE HAS ISSUED A * FLOOD WARNING FOR THE CHEHALIS RIVER AT PORTER * FROM THIS MORNING TO LATE THURSDAY NIGHT. * AT 2:45 AM TUESDAY THE STAGE WAS 20.4 FEET. * FLOOD STAGE IS 21.0 FEET. * MINOR FLOODING IS FORECAST. * FORECAST...THE RIVER WILL RISE ABOVE FLOOD STAGE AROUND 10 AM TUESDAY AND CREST NEAR 22.0 FEET AROUND 4 PM WEDNESDAY. THE RIVER WILL FALL BELOW FLOOD STAGE THURSDAY AFTERNOON. * IMPACT...AT 21.0 FEET...THE CHEHALIS RIVER IN GRAYS HARBOR WILL FLOOD LOW PASTURE LANDS AND SOME ROADS. HIGH TIDAL LEVELS AT ABERDEEN WILL WORSEN FLOODING ALONG THE LOWER REACHES. $$ WEATHER.GOV/SEATTLE
11 follow-up statements
861
WGUS86 KSEW 201650
FLSSEW
FLOOD STATEMENT
NATIONAL WEATHER SERVICE SEATTLE WA
850 AM PST TUE NOV 20 2012
...THE FLOOD WARNING HAS ENDED FOR THE FOLLOWING RIVERS IN
WASHINGTON...
NEWAUKUM R NR CHEHALIS AFFECTING LEWIS COUNTY.
...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN
WASHINGTON...
CHEHALIS RIVER AT CENTRALIA AFFECTING LEWIS COUNTY.
CHEHALIS RIVER NEAR GRAND MOUND AFFECTING THURSTON COUNTY.
...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN
WASHINGTON...
CHEHALIS RIVER AT PORTER AFFECTING GRAYS HARBOR COUNTY.
.FLOOD BULLETIN NO. 18.
SOUTH WEST REGION
HEAVY RAIN ENDED MONDAY AFTERNOON. SINCE THEN THERE HAVE BEEN PERIODS
OF LIGHT RAIN AND BRIEF VIGOROUS SHOWERS BUT NO HYDROLOGICALLY
SIGNIFICANT FAINFALL. THE A FLOOD WAVE WILL CONTINUE TO MOVE DOWN
THE MIDDLE AND LOWER REACHES OF THE CHEHALIS RIVER THROUGH THURSDAY.
FLOODING HAS ENDED ON THE NEWAUKUM.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DO NOT DRIVE CARS...VANS...OR TRUCKS THROUGH FLOODED AREAS...THIS IS
THE CAUSE OF MOST FLOOD RELATED DEATHS IN WASHINGTON. BE ALERT FOR
RAPID CHANGES AND MONITOR DEVELOPMENTS BY LISTENING TO NOAA WEATHER
RADIO OR OTHER LOCAL MEDIA.
&&
WAC041-201720-
/O.CAN.KSEW.FL.W.0026.000000T0000Z-121121T0118Z/
/NEWW1.1.ER.121120T0227Z.121120T0900Z.121120T1439Z.NO/
850 AM PST TUE NOV 20 2012
THE FLOOD WARNING HAS ENDED FOR
THE NEWAUKUM R NR CHEHALIS
* AT 8:30 AM TUESDAY THE STAGE WAS 9.8 FEET.
* FLOOD STAGE IS 10.5 FEET.
* FELL BELOW FLOOD STAGE THIS MORNING.
* FORECAST...THE RIVER FELL BELOW FLOOD STAGE 6:39 AM TUESDAY THIS
MORNING AND WILL CONTINUE TO FALL.
$$
WAC041-210050-
/O.EXT.KSEW.FL.W.0027.121121T0239Z-121121T1917Z/
/CENW1.1.ER.121121T0239Z.121121T0600Z.121121T1017Z.NO/
850 AM PST TUE NOV 20 2012
THE FLOOD WARNING CONTINUES FOR
THE CHEHALIS RIVER AT CENTRALIA
* FROM 7 PM TUESDAY UNTIL WEDNESDAY MORNING.
* AT 8:00 AM TUESDAY THE STAGE WAS 59.0 FEET.
* FLOOD STAGE IS 65.0 FEET.
* MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL RISE ABOVE FLOOD STAGE AROUND 7 PM
TUESDAY AND CREST NEAR 65.8 FEET AROUND 10 PM TUESDAY. THE RIVER
WILL FALL BELOW FLOOD STAGE EARLY WEDNESDAY MORNING.
* IMPACT...AT 65.0 FEET...THE CHEHALIS RIVER IN LEWIS COUNTY WILL
CAUSE SHALLOW FLOODING OF FARM LANDS AND SOME ROADS. A STAGE OF 65
FEET CORRESPONDS TO A PHASE I FLOOD IN THE LEWIS COUNTY FLOOD
WARNING SYSTEM.
$$
WAC067-210050-
/O.EXT.KSEW.FL.W.0028.000000T0000Z-121122T0747Z/
/CGMW1.2.ER.121120T1407Z.121121T1200Z.121121T2247Z.NO/
850 AM PST TUE NOV 20 2012
THE FLOOD WARNING CONTINUES FOR
THE CHEHALIS RIVER NEAR GRAND MOUND
* UNTIL WEDNESDAY EVENING.
* AT 8:00 AM TUESDAY THE STAGE WAS 14.2 FEET.
* FLOOD STAGE IS 14.0 FEET.
* MINOR FLOODING IS OCCURRING AND MODERATE FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL CONTINUE TO RISE AND CREST NEAR 15.6 FEET
AROUND 4 AM WEDNESDAY. THE RIVER WILL FALL BELOW FLOOD STAGE
WEDNESDAY EARLY AFTERNOON.
* IMPACT...AT 15.5 FEET...THE CHEHALIS RIVER IN THURSTON COUNTY WILL
FLOOD SEVERAL ROADS IN INDEPENDENCE VALLEY WITH SWIFTLY MOVING
WATER INCLUDING SR-12 AND JAMES...INDEPENDENCE...MOON AND ANDERSON
ROADS. FLOOD WATERS WILL CUT OFF ACCESS TO AND FROM CHEHALIS
RESERVATION AND INUNDATE NEARBY FARM LANDS. SOME RESIDENTIAL
STRUCTURES MAY BE THREATENED.
$$
WAC027-210050-
/O.CON.KSEW.FL.W.0031.121120T1817Z-121123T0926Z/
/CRPW1.1.ER.121120T1817Z.121122T0000Z.121123T0026Z.NO/
850 AM PST TUE NOV 20 2012
THE FLOOD WARNING CONTINUES FOR
THE CHEHALIS RIVER AT PORTER
* FROM 10 AM TUESDAY UNTIL LATE THURSDAY NIGHT.
* AT 7:45 AM TUESDAY THE STAGE WAS 20.5 FEET.
* FLOOD STAGE IS 21.0 FEET.
* MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL RISE ABOVE FLOOD STAGE AROUND 10 AM
TUESDAY AND CREST NEAR 22.0 FEET AROUND 4 PM WEDNESDAY. THE RIVER
WILL FALL BELOW FLOOD STAGE THURSDAY AFTERNOON.
* IMPACT...AT 21.0 FEET...THE CHEHALIS RIVER IN GRAYS HARBOR WILL
FLOOD LOW PASTURE LANDS AND SOME ROADS. HIGH TIDAL LEVELS AT
ABERDEEN WILL WORSEN FLOODING ALONG THE LOWER REACHES.
$$
ALBRECHT
WEATHER.GOV/SEATTLE894
WGUS86 KSEW 201800
FLSSEW
FLOOD STATEMENT
NATIONAL WEATHER SERVICE SEATTLE WA
1000 AM PST TUE NOV 20 2012
...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN
WASHINGTON...
CHEHALIS RIVER AT CENTRALIA AFFECTING LEWIS COUNTY.
CHEHALIS RIVER NEAR GRAND MOUND AFFECTING THURSTON COUNTY.
CHEHALIS RIVER AT PORTER AFFECTING GRAYS HARBOR COUNTY.
.FLOOD BULLETIN NO. 20
SOUTH WEST REGION
HEAVY RAIN ENDED MONDAY AFTERNOON. SINCE THEN THERE HAVE BEEN PERIODS
OF LIGHT RAIN AND BRIEF VIGOROUS SHOWERS BUT NO HYDROLOGICALLY
SIGNIFICANT FAINFALL. THE A FLOOD WAVE WILL CONTINUE TO MOVE DOWN
THE MIDDLE AND LOWER REACHES OF THE CHEHALIS RIVER THROUGH THURSDAY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DO NOT DRIVE CARS...VANS...OR TRUCKS THROUGH FLOODED AREAS...THIS IS
THE CAUSE OF MOST FLOOD RELATED DEATHS IN WASHINGTON. BE ALERT FOR
RAPID CHANGES AND MONITOR DEVELOPMENTS BY LISTENING TO NOAA WEATHER
RADIO OR OTHER LOCAL MEDIA.
&&
WAC041-210200-
/O.EXT.KSEW.FL.W.0027.121120T2106Z-121121T1826Z/
/CENW1.1.ER.121120T2106Z.121121T0600Z.121121T0926Z.NO/
1000 AM PST TUE NOV 20 2012
THE FLOOD WARNING CONTINUES FOR
THE CHEHALIS RIVER AT CENTRALIA
* FROM 1 PM TUESDAY UNTIL WEDNESDAY MORNING.
* INFORMATION FROM THE GAGE AT CENTRALIA IS MISSING.
* FLOOD STAGE IS 65.0 FEET.
* MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER IS AT FLOOD STAGE AND WILL CREST NEAR 66.6
66.6 FEET AROUND 10 PM TUESDAY. THE RIVER WILL FALL BELOW
FLOOD STAGE EARLY WEDNESDAY MORNING.
* IMPACT...AT 65.0 FEET...THE CHEHALIS RIVER IN LEWIS COUNTY WILL
CAUSE SHALLOW FLOODING OF FARM LANDS AND SOME ROADS. A STAGE OF 65
FEET CORRESPONDS TO A PHASE I FLOOD IN THE LEWIS COUNTY FLOOD
WARNING SYSTEM.
$$
WAC067-210200-
/O.EXT.KSEW.FL.W.0028.000000T0000Z-121122T0455Z/
/CGMW1.1.ER.121120T1407Z.121121T0600Z.121121T1955Z.NO/
1000 AM PST TUE NOV 20 2012
THE FLOOD WARNING CONTINUES FOR
THE CHEHALIS RIVER NEAR GRAND MOUND
* UNTIL WEDNESDAY EVENING.
* AT 9:00 AM TUESDAY THE STAGE WAS 14.2 FEET.
* FLOOD STAGE IS 14.0 FEET.
* MINOR FLOODING IS OCCURRING AND MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL CONTINUE TO RISE AND CREST NEAR 15.2 FEET
AROUND 10 PM TUESDAY. THE RIVER WILL FALL BELOW FLOOD STAGE
WEDNESDAY LATE MORNING.
* IMPACT...AT 14.0 FEET...THE CHEHALIS RIVER IN THURSTON COUNTY WILL
FLOOD SEVERAL ROADS IN INDEPENDENCE VALLEY INCLUDING JAMES ROAD...
INDEPENDENCE ROAD AND MOON ROAD. FLOOD WATERS WILL ALSO COVER
NEARBY FARM LANDS.
$$
WAC027-210200-
/O.EXT.KSEW.FL.W.0031.121121T0503Z-121122T2309Z/
/CRPW1.1.ER.121121T0503Z.121122T0000Z.121122T1409Z.NO/
1000 AM PST TUE NOV 20 2012
THE FLOOD WARNING CONTINUES FOR
THE CHEHALIS RIVER AT PORTER
* FROM 9 PM TUESDAY UNTIL THURSDAY AFTERNOON.
* AT 8:45 AM TUESDAY THE STAGE WAS 20.5 FEET.
* FLOOD STAGE IS 21.0 FEET.
* MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL RISE ABOVE FLOOD STAGE AROUND 9 PM
TUESDAY AND CREST NEAR 21.4 FEET AROUND 4 PM WEDNESDAY. THE RIVER
WILL FALL BELOW FLOOD STAGE THURSDAY MORNING.
* IMPACT...AT 21.0 FEET...THE CHEHALIS RIVER IN GRAYS HARBOR WILL
FLOOD LOW PASTURE LANDS AND SOME ROADS. HIGH TIDAL LEVELS AT
ABERDEEN WILL WORSEN FLOODING ALONG THE LOWER REACHES.
$$
ALBRECHT999
WGUS86 KSEW 202251
FLSSEW
FLOOD STATEMENT
NATIONAL WEATHER SERVICE SEATTLE WA
251 PM PST TUE NOV 20 2012
...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN
WASHINGTON...
CHEHALIS RIVER AT CENTRALIA AFFECTING LEWIS COUNTY.
CHEHALIS RIVER NEAR GRAND MOUND AFFECTING THURSTON COUNTY.
CHEHALIS RIVER AT PORTER AFFECTING GRAYS HARBOR COUNTY.
.FLOOD BULLETIN NO. 21.
SOUTH WEST REGION
HEAVY RAIN ENDED MONDAY AFTERNOON. SINCE THEN THERE HAVE BEEN PERIODS
OF LIGHT RAIN AND BRIEF VIGOROUS SHOWERS BUT NO HYDROLOGICALLY
SIGNIFICANT FAINFALL. THE FLOOD WAVE WILL CONTINUE TO MOVE DOWN
THE MIDDLE AND LOWER REACHES OF THE CHEHALIS RIVER THROUGH 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.
&&
WAC041-210651-
/O.EXT.KSEW.FL.W.0027.000000T0000Z-121121T1513Z/
/CENW1.1.ER.121121T0547Z.121121T0600Z.121121T0613Z.NO/
251 PM PST TUE NOV 20 2012
THE FLOOD WARNING CONTINUES FOR
THE CHEHALIS RIVER AT CENTRALIA
* FROM 10 PM TUESDAY UNTIL WEDNESDAY MORNING.
* AT 2:00 PM TUESDAY THE STAGE WAS 63.5 FEET.
* FLOOD STAGE IS 65.0 FEET.
* MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL RISE ABOVE FLOOD STAGE AROUND 10 PM
TUESDAY AND CREST NEAR 65.0 FEET AROUND 10 PM TUESDAY. THE RIVER
WILL FALL BELOW FLOOD STAGE TONIGHT.
* IMPACT...AT 65.0 FEET...THE CHEHALIS RIVER IN LEWIS COUNTY WILL
CAUSE SHALLOW FLOODING OF FARM LANDS AND SOME ROADS. A STAGE OF 65
FEET CORRESPONDS TO A PHASE I FLOOD IN THE LEWIS COUNTY FLOOD
WARNING SYSTEM.
$$
WAC067-210651-
/O.EXT.KSEW.FL.W.0028.000000T0000Z-121122T0455Z/
/CGMW1.1.ER.121120T1407Z.121121T0600Z.121121T1955Z.NO/
251 PM PST TUE NOV 20 2012
...FLOOD WARNING EXTENDED UNTIL WEDNESDAY EVENING...
THE FLOOD WARNING CONTINUES FOR
THE CHEHALIS RIVER NEAR GRAND MOUND
* UNTIL WEDNESDAY EVENING.
* AT 2:00 PM TUESDAY THE STAGE WAS 14.6 FEET.
* FLOOD STAGE IS 14.0 FEET.
* MINOR FLOODING IS OCCURRING AND MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL CONTINUE TO RISE AND CREST NEAR 15.2 FEET
AROUND 10 PM TUESDAY. THE RIVER WILL FALL BELOW FLOOD STAGE
WEDNESDAY LATE MORNING.
* IMPACT...AT 14.0 FEET...THE CHEHALIS RIVER IN THURSTON COUNTY WILL
FLOOD SEVERAL ROADS IN INDEPENDENCE VALLEY INCLUDING JAMES ROAD...
INDEPENDENCE ROAD AND MOON ROAD. FLOOD WATERS WILL ALSO COVER
NEARBY FARM LANDS.
$$
WAC027-210651-
/O.EXT.KSEW.FL.W.0031.121121T1721Z-121122T0931Z/
/CRPW1.1.ER.121121T1721Z.121121T1800Z.121122T0031Z.NO/
251 PM PST TUE NOV 20 2012
THE FLOOD WARNING CONTINUES FOR
THE CHEHALIS RIVER AT PORTER
* FROM 9 AM WEDNESDAY UNTIL LATE WEDNESDAY NIGHT.
* AT 1:45 PM TUESDAY THE STAGE WAS 20.6 FEET.
* FLOOD STAGE IS 21.0 FEET.
* MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL RISE ABOVE FLOOD STAGE AROUND 9 AM
WEDNESDAY AND CREST NEAR 21.0 FEET AROUND 10 AM WEDNESDAY. THE
RIVER WILL FALL BELOW FLOOD STAGE WEDNESDAY AFTERNOON.
* IMPACT...AT 21.0 FEET...THE CHEHALIS RIVER IN GRAYS HARBOR WILL
FLOOD LOW PASTURE LANDS AND SOME ROADS. HIGH TIDAL LEVELS AT
ABERDEEN WILL WORSEN FLOODING ALONG THE LOWER REACHES.
$$
WEATHER.GOV/SEATTLE688
WGUS86 KSEW 210538
FLSSEW
FLOOD STATEMENT
NATIONAL WEATHER SERVICE SEATTLE WA
938 PM PST TUE NOV 20 2012
...THE FLOOD WARNING HAS ENDED FOR THE FOLLOWING RIVERS IN
WASHINGTON...
CHEHALIS RIVER AT CENTRALIA AFFECTING LEWIS COUNTY.
...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN
WASHINGTON...
CHEHALIS RIVER NEAR GRAND MOUND AFFECTING THURSTON COUNTY.
...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN
WASHINGTON...
CHEHALIS RIVER AT PORTER AFFECTING GRAYS HARBOR COUNTY.
.FLOOD BULLETIN NO. 23
SOUTH WEST REGION
HEAVY RAINFALL ENDED MONDAY AFTERNOON. SHOWERS WILL CONTINUE FOR THE
NEXT TWO DAYS BUT RAINFALL IS NOT EXPECTED TO BE HYDROLOGICALLY
SIGNIFICANT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DO NOT DRIVE CARS...VANS...OR TRUCKS THROUGH FLOODED AREAS...THIS IS
THE CAUSE OF MOST FLOOD RELATED DEATHS IN WASHINGTON. BE ALERT FOR
RAPID CHANGES AND MONITOR DEVELOPMENTS BY LISTENING TO NOAA WEATHER
RADIO OR OTHER LOCAL MEDIA.
&&
WAC041-210608-
/O.CAN.KSEW.FL.W.0027.000000T0000Z-121121T1513Z/
/CENW1.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.NO/
938 PM PST TUE NOV 20 2012
THE FLOOD WARNING IS CANCELLED FOR
THE CHEHALIS RIVER AT CENTRALIA
* AT 8:30 PM TUESDAY THE STAGE WAS 64.1 FEET.
* FLOOD STAGE IS 65.0 FEET.
* FORECAST...THE RIVER WILL CREST NEAR 64.2 FEET
AROUND 11 PM TUESDAY BUT WILL NOT FALL SIGNFICANTLY UNTIL AFTER
DAYBREAK WEDNESDAY..
$$
WAC067-211337-
/O.EXT.KSEW.FL.W.0028.000000T0000Z-121122T0558Z/
/CGMW1.1.ER.121120T1407Z.121121T0600Z.121121T2058Z.NO/
938 PM PST TUE NOV 20 2012
...FLOOD WARNING EXTENDED UNTIL WEDNESDAY EVENING...
THE FLOOD WARNING CONTINUES FOR
THE CHEHALIS RIVER NEAR GRAND MOUND
* UNTIL WEDNESDAY EVENING.
* AT 9:00 PM TUESDAY THE STAGE WAS 14.9 FEET.
* FLOOD STAGE IS 14.0 FEET.
* MINOR FLOODING IS OCCURRING AND MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL CREST NEAR 15.0 FEET
BEFORE MIDNIGHT BUT WILL NOT FALL SIGNFIFICANTLY UNTIL AFTER
DAYBREAK WEDNESDAY. THE RIVER WILL THEN FALL BELOW FLOOD STAGE
WEDNESDAY EARLY AFTERNOON.
* IMPACT...AT 14.0 FEET...THE CHEHALIS RIVER IN THURSTON COUNTY WILL
FLOOD SEVERAL ROADS IN INDEPENDENCE VALLEY INCLUDING JAMES ROAD...
INDEPENDENCE ROAD AND MOON ROAD. FLOOD WATERS WILL ALSO COVER
NEARBY FARM LANDS.
$$
WAC027-211337-
/O.CON.KSEW.FL.W.0031.121121T1721Z-121122T0931Z/
/CRPW1.1.ER.121121T1721Z.121121T1800Z.121122T0031Z.NO/
938 PM PST TUE NOV 20 2012
THE FLOOD WARNING CONTINUES FOR
THE CHEHALIS RIVER AT PORTER
* FROM 9 AM WEDNESDAY UNTIL LATE WEDNESDAY NIGHT.
* AT 8:45 PM TUESDAY THE STAGE WAS 20.8 FEET.
* FLOOD STAGE IS 21.0 FEET.
* MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL RISE ABOVE FLOOD STAGE AROUND 9 AM
WEDNESDAY AND CREST NEAR 21.0 FEET AROUND 10 AM WEDNESDAY. THE
RIVER WILL FALL BELOW FLOOD STAGE WEDNESDAY AFTERNOON.
* IMPACT...AT 21.0 FEET...THE CHEHALIS RIVER IN GRAYS HARBOR WILL
FLOOD LOW PASTURE LANDS AND SOME ROADS. HIGH TIDAL LEVELS AT
ABERDEEN WILL WORSEN FLOODING ALONG THE LOWER REACHES.
$$
WEATHER.GOV/SEATTLE413
WGUS86 KSEW 211315
FLSSEW
FLOOD STATEMENT
NATIONAL WEATHER SERVICE SEATTLE WA
515 AM PST WED NOV 21 2012
...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN
WASHINGTON...
CHEHALIS RIVER AT PORTER AFFECTING GRAYS HARBOR COUNTY.
...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN
WASHINGTON...
CHEHALIS RIVER NEAR GRAND MOUND AFFECTING THURSTON COUNTY.
.FLOOD BULLETIN NO. 25
SOUTH WEST REGION
THE CHEHALIS RIVER WILL CONTINUE TO SLOWLY 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.
&&
WAC067-212115-
/O.CON.KSEW.FL.W.0028.000000T0000Z-121122T0558Z/
/CGMW1.1.ER.121120T1407Z.121121T0800Z.121121T2058Z.NO/
515 AM PST WED NOV 21 2012
THE FLOOD WARNING CONTINUES FOR
THE CHEHALIS RIVER NEAR GRAND MOUND
* UNTIL THIS EVENING.
* AT 5:00 AM WEDNESDAY THE STAGE WAS 14.8 FEET.
* FLOOD STAGE IS 14.0 FEET.
* MINOR FLOODING IS OCCURRING AND MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER CRESTED AT 14.9 FEET AT 12 AM WEDNESDAY AND
WILL CONTINUE TO FALL TO BELOW FLOOD STAGE EARLY THIS AFTERNOON.
* IMPACT...AT 14.0 FEET...THE CHEHALIS RIVER IN THURSTON COUNTY WILL
FLOOD SEVERAL ROADS IN INDEPENDENCE VALLEY INCLUDING JAMES ROAD...
INDEPENDENCE ROAD AND MOON ROAD. FLOOD WATERS WILL ALSO COVER
NEARBY FARM LANDS.
$$
WAC027-212115-
/O.EXT.KSEW.FL.W.0031.121121T1432Z-121122T1125Z/
/CRPW1.1.ER.121121T1432Z.121121T1800Z.121122T0225Z.NO/
515 AM PST WED NOV 21 2012
...FLOOD WARNING EXTENDED UNTIL LATE TONIGHT...
THE FLOOD WARNING CONTINUES FOR
THE CHEHALIS RIVER AT PORTER
* FROM 7 AM WEDNESDAY UNTIL LATE TONIGHT.
* AT 4:45 AM WEDNESDAY THE STAGE WAS 21.0 FEET.
* FLOOD STAGE IS 21.0 FEET.
* MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL RISE ABOVE FLOOD STAGE AROUND 7 AM
WEDNESDAY AND CREST NEAR 21.1 FEET AROUND 10 AM WEDNESDAY. THE
RIVER WILL FALL BELOW FLOOD STAGE THIS EVENING.
* IMPACT...AT 21.0 FEET...THE CHEHALIS RIVER IN GRAYS HARBOR WILL
FLOOD LOW PASTURE LANDS AND SOME ROADS. HIGH TIDAL LEVELS AT
ABERDEEN WILL WORSEN FLOODING ALONG THE LOWER REACHES.
$$
WEATHER.GOV/SEATTLE110
WGUS86 KSEW 212115
FLSSEW
FLOOD STATEMENT
NATIONAL WEATHER SERVICE SEATTLE WA
115 PM PST WED NOV 21 2012
...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN
WASHINGTON...
CHEHALIS RIVER NEAR GRAND MOUND AFFECTING THURSTON COUNTY.
CHEHALIS RIVER AT PORTER AFFECTING GRAYS HARBOR COUNTY.
.FLOOD BULLETIN NO. 28.
SOUTH WEST REGION
THE CHEHALIS RIVER WILL SLOWLY RECEDE THROUGH THURSDAY 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.
&&
WAC067-220515-
/O.EXT.KSEW.FL.W.0028.000000T0000Z-121122T0811Z/
/CGMW1.1.ER.121120T1407Z.121121T0800Z.121121T2311Z.NO/
115 PM PST WED NOV 21 2012
...FLOOD WARNING EXTENDED UNTIL LATE TONIGHT...
THE FLOOD WARNING CONTINUES FOR
THE CHEHALIS RIVER NEAR GRAND MOUND
* UNTIL LATE TONIGHT.
* AT 1:00 PM WEDNESDAY THE STAGE WAS 14.2 FEET.
* FLOOD STAGE IS 14.0 FEET.
* MINOR FLOODING IS OCCURRING.
* FORECAST...THE RIVER HAS CRESTED AND WILL CONTINUE TO FALL TO BELOW
FLOOD STAGE LATE THIS AFTERNOON.
* IMPACT...AT 14.0 FEET...THE CHEHALIS RIVER IN THURSTON COUNTY WILL
FLOOD SEVERAL ROADS IN INDEPENDENCE VALLEY INCLUDING JAMES ROAD...
INDEPENDENCE ROAD AND MOON ROAD. FLOOD WATERS WILL ALSO COVER
NEARBY FARM LANDS.
$$
WAC027-220515-
/O.EXT.KSEW.FL.W.0031.000000T0000Z-121123T0419Z/
/CRPW1.1.ER.121121T1430Z.121122T0000Z.121122T1919Z.NO/
115 PM PST WED NOV 21 2012
...FLOOD WARNING EXTENDED UNTIL THURSDAY EVENING...
THE FLOOD WARNING CONTINUES FOR
THE CHEHALIS RIVER AT PORTER
* UNTIL THURSDAY EVENING.
* AT 12:45 PM WEDNESDAY THE STAGE WAS 21.1 FEET.
* FLOOD STAGE IS 21.0 FEET.
* MINOR FLOODING IS OCCURRING AND MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL CONTINUE TO RISE AND CREST NEAR 21.3 FEET
AROUND 4 PM WEDNESDAY. THE RIVER WILL FALL BELOW FLOOD STAGE
THURSDAY LATE MORNING.
* IMPACT...AT 21.0 FEET...THE CHEHALIS RIVER IN GRAYS HARBOR WILL
FLOOD LOW PASTURE LANDS AND SOME ROADS. HIGH TIDAL LEVELS AT
ABERDEEN WILL WORSEN FLOODING ALONG THE LOWER REACHES.
$$
ALBRECHT
WEATHER.GOV/SEATTLE663
WGUS86 KSEW 220026
FLSSEW
FLOOD STATEMENT
NATIONAL WEATHER SERVICE SEATTLE WA
426 PM PST WED NOV 21 2012
...THE FLOOD WARNING HAS ENDED FOR THE FOLLOWING RIVERS IN
WASHINGTON...
CHEHALIS RIVER NEAR GRAND MOUND AFFECTING THURSTON COUNTY.
...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN
WASHINGTON...
CHEHALIS RIVER AT PORTER AFFECTING GRAYS HARBOR COUNTY.
.FLOOD BULLETIN NO. 30.
SOUTH WEST REGION
THE CHEHALIS RIVER WILL SLOWLY RECEDE THROUGH THURSDAY 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.
&&
WAC067-220056-
/O.CAN.KSEW.FL.W.0028.000000T0000Z-121122T0811Z/
/CGMW1.1.ER.121120T1407Z.121121T0800Z.121121T2310Z.NO/
426 PM PST WED NOV 21 2012
THE FLOOD WARNING HAS ENDED FOR
THE CHEHALIS RIVER NEAR GRAND MOUND
* AT 4:00 PM WEDNESDAY THE STAGE WAS 13.9 FEET.
* FLOOD STAGE IS 14.0 FEET.
* FELL BELOW FLOOD STAGE LATE THIS AFTERNOON.
* FORECAST...THE RIVER FELL BELOW FLOOD STAGE AT 3:10 PM LATE
THIS AFTERNOON AND WILL CONTINUE TO FALL.
* IMPACT...AT 12.5 FEET...THE CHEHALIS RIVER IN THURSTON COUNTY WILL
LOCALLY SPILL OUT OF ITS BANKS INTO NEARBY FIELDS AND OVER A FEW
ROADS.
$$
WAC027-220826-
/O.CON.KSEW.FL.W.0031.000000T0000Z-121123T0419Z/
/CRPW1.1.ER.121121T1430Z.121122T0600Z.121122T1919Z.NO/
426 PM PST WED NOV 21 2012
THE FLOOD WARNING CONTINUES FOR
THE CHEHALIS RIVER AT PORTER
* UNTIL THURSDAY EVENING.
* AT 3:45 PM WEDNESDAY THE STAGE WAS 21.1 FEET.
* FLOOD STAGE IS 21.0 FEET.
* MINOR FLOODING IS OCCURRING AND MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL CONTINUE TO RISE AND CREST NEAR 21.3 FEET
AROUND 10 PM WEDNESDAY. THE RIVER WILL FALL BELOW FLOOD STAGE
LATE THURSDAY MORNING.
* IMPACT...AT 21.0 FEET...THE CHEHALIS RIVER IN GRAYS HARBOR WILL
FLOOD LOW PASTURE LANDS AND SOME ROADS. HIGH TIDAL LEVELS AT
ABERDEEN WILL WORSEN FLOODING ALONG THE LOWER REACHES.
$$
ALBRECHT
WEATHER.GOV/SEATTLE579
WGUS86 KSEW 220713
FLSSEW
FLOOD STATEMENT
NATIONAL WEATHER SERVICE SEATTLE WA
1113 PM PST WED NOV 21 2012
...THE FLOOD WARNING HAS ENDED FOR THE FOLLOWING RIVERS IN
WASHINGTON...
SKOKOMISH RIVER NEAR POTLATCH AFFECTING MASON COUNTY.
...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN
WASHINGTON...
CHEHALIS RIVER AT PORTER AFFECTING GRAYS HARBOR COUNTY.
.FLOOD BULLETIN NO. 30
OLYMPIC PENINSULA REGION
THE SKOKOMISH RIVER NEAR POTLATCH IN MASON COUNTY WILL CONTINUE TO
RECEDE OVERNIGHT.
&&
WAC045-220743-
/O.CAN.KSEW.FL.W.0023.000000T0000Z-121122T1500Z/
/SRPW1.1.ER.121119T0705Z.121120T0100Z.121122T0255Z.NR/
1113 PM PST WED NOV 21 2012
THE FLOOD WARNING HAS ENDED FOR
THE SKOKOMISH RIVER NEAR POTLATCH
* AT 10:45 PM WEDNESDAY THE STAGE WAS 16.3 FEET.
* FLOOD STAGE IS 16.5 FEET.
* FELL BELOW FLOOD STAGE THIS EVENING.
* FORECAST...THE RIVER WILL CONTINUE TO FALL.
* IMPACT...AT 15.0 FEET...THE SKOKOMISH RIVER WILL LOCALLY SPILL OVER
ITS BANKS INTO LOW AREAS OF THE SKOKOMISH VALLEY.
$$
WAC027-221613-
/O.EXT.KSEW.FL.W.0031.000000T0000Z-121123T0421Z/
/CRPW1.1.ER.121121T1430Z.121122T0430Z.121122T1921Z.NO/
1113 PM PST WED NOV 21 2012
...FLOOD WARNING EXTENDED UNTIL THURSDAY EVENING...
THE FLOOD WARNING CONTINUES FOR
THE CHEHALIS RIVER AT PORTER
* UNTIL THURSDAY EVENING.
* AT 10:45 PM WEDNESDAY THE STAGE WAS 21.2 FEET.
* FLOOD STAGE IS 21.0 FEET.
* MINOR FLOODING IS OCCURRING AND MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER CRESTED AT 21.3 FEET AT 8 PM WEDNESDAY AND
WILL CONTINUE TO FALL TO BELOW FLOOD STAGE THURSDAY LATE MORNING.
* IMPACT...AT 21.0 FEET...THE CHEHALIS RIVER IN GRAYS HARBOR WILL
FLOOD LOW PASTURE LANDS AND SOME ROADS. HIGH TIDAL LEVELS AT
ABERDEEN WILL WORSEN FLOODING ALONG THE LOWER REACHES.
$$946
WGUS86 KSEW 221542
FLSSEW
FLOOD STATEMENT
NATIONAL WEATHER SERVICE SEATTLE WA
742 AM PST THU NOV 22 2012
...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN
WASHINGTON...
CHEHALIS RIVER AT PORTER AFFECTING GRAYS HARBOR COUNTY.
.FLOOD BULLETIN NO. 32
SOUTH WEST REGION
FLOODING ALONG THE LOWER REACHES OF THE CHEHALIS RIVER IN GRAYS
HARBOR COUNTY WILL CONTINUE THROUGH THIS EVENING. WHILE FLOODING
AT PORTER IS EXPECTED TO END THIS AFTERNOON...MINOR FLOODING WILL
LIKELY CONTINUE ALONG LOWER REACHES BETWEEN PORTER AND THE MOUTH
OF THE RIVER UNTIL ABOUT 3 HOURS AFTER THIS EVENINGS HIGH TIDE
AT 836 PM PST.
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.
&&
WAC027-222342-
/O.CON.KSEW.FL.W.0031.000000T0000Z-121123T0421Z/
/CRPW1.1.ER.121121T1430Z.121122T0430Z.121122T1921Z.NO/
742 AM PST THU NOV 22 2012
THE FLOOD WARNING CONTINUES FOR
THE CHEHALIS RIVER AT PORTER
* UNTIL THIS EVENING.
* AT 6:45 AM THURSDAY THE STAGE WAS 21.1 FEET.
* FLOOD STAGE IS 21.0 FEET.
* MINOR FLOODING IS OCCURRING AND MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER CRESTED AT 21.3 FEET AT 8 PM WEDNESDAY AND
WILL CONTINUE TO FALL TO BELOW FLOOD STAGE LATE THIS MORNING.
* IMPACT...AT 21.0 FEET...THE CHEHALIS RIVER IN GRAYS HARBOR WILL
FLOOD LOW PASTURE LANDS AND SOME ROADS. HIGH TIDAL LEVELS AT
ABERDEEN WILL RESULT IN MINOR FLOODING ALONG LOWER REACHES OF THE
RIVER THROUGH THIS EVENING.
$$
ALBRECHT
WEATHER.GOV/SEATTLE948
WGUS86 KSEW 222341
FLSSEW
FLOOD STATEMENT
NATIONAL WEATHER SERVICE SEATTLE WA
341 PM PST THU NOV 22 2012
...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN
WASHINGTON...
CHEHALIS RIVER AT PORTER AFFECTING GRAYS HARBOR COUNTY.
.FLOOD BULLETIN NO. 33.
SOUTH WEST REGION
FLOODING ALONG THE LOWER REACHES OF THE CHEHALIS RIVER IN GRAYS
HARBOR COUNTY WILL CONTINUE THROUGH THIS EVENING. WHILE FLOODING
AT THE PORTER GAGE HAS ENDED...MINOR FLOODING WILL CONTINUE FROM
DOWNSTREAM OF THE PORTER GAGE TO THE MOUTH OF THE RIVER UNTIL
ABOUT 3 HOURS AFTER THE HIGH TIDE AT 836 PM PST.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DO NOT DRIVE CARS...VANS...OR TRUCKS THROUGH FLOODED AREAS...THIS IS
THE CAUSE OF MOST FLOOD RELATED DEATHS IN WASHINGTON. BE ALERT FOR
RAPID CHANGES AND MONITOR DEVELOPMENTS BY LISTENING TO NOAA WEATHER
RADIO OR OTHER LOCAL MEDIA.
&&
WAC027-230741-
/O.EXT.KSEW.FL.W.0031.000000T0000Z-121123T0900Z/
/CRPW1.1.ER.121121T1430Z.121122T0430Z.121122T1847Z.NO/
341 PM PST THU NOV 22 2012
...FLOOD WARNING EXTENDED UNTIL LATE TONIGHT...
THE FLOOD WARNING CONTINUES FOR
THE CHEHALIS RIVER AT PORTER
* UNTIL LATE TONIGHT.
* AT 2:45 PM THURSDAY THE STAGE WAS 20.8 FEET.
* FLOOD STAGE IS 21.0 FEET.
* FELL BELOW FLOOD STAGE LATE THIS MORNING.
* NO ADDITIONAL FLOODING IS FORECAST AT THE PORTER GAGE.
* FORECAST...THE RIVER FELL BELOW FLOOD STAGE AT 10:47 AM THURSDAY
AND WILL CONTINUE TO FALL. FLOODING WILL CONTINUE DOWNSTREAM OF
PORTER TO THE MOUTH OF THE RIVER UNTIL ABOUT 1145 PM PST.
* IMPACT...AT 19.0 FEET...THE CHEHALIS RIVER IN GRAYS HARBOR COUNTY
WILL LOCALLY SPILL OVER ITS BANKS WITH SHALLOW WATER ON SEVERAL
ROADS.
$$
ALBRECHT
WEATHER.GOV/SEATTLE281
WGUS86 KSEW 230642
FLSSEW
FLOOD STATEMENT
NATIONAL WEATHER SERVICE SEATTLE WA
1042 PM PST THU NOV 22 2012
...THE FLOOD WARNING HAS ENDED FOR THE FOLLOWING RIVERS IN
WASHINGTON...
CHEHALIS RIVER AT PORTER AFFECTING GRAYS HARBOR COUNTY.
.FLOOD BULLETIN NO. 34.
SOUTH WEST REGION
THE CHEHALIS RIVER AT PORTER FELL BELOW FLOOD STAGE THURSDAY MORNING
AND WILL CONTINUE TO SLOWLY RECEDE.
&&
WAC027-230712-
/O.CAN.KSEW.FL.W.0031.000000T0000Z-121123T0900Z/
/CRPW1.1.ER.121121T1430Z.121122T0430Z.121122T1847Z.NO/
1042 PM PST THU NOV 22 2012
THE FLOOD WARNING HAS ENDED FOR
THE CHEHALIS RIVER AT PORTER
* AT 9:45 PM THURSDAY THE STAGE WAS 20.4 FEET.
* FLOOD STAGE IS 21.0 FEET.
* FELL BELOW FLOOD STAGE LATE THIS MORNING.
* FORECAST...THE RIVER FELL BELOW FLOOD STAGE 10:47 AM THURSDAY LATE
THIS MORNING AND WILL CONTINUE TO FALL.
$$
WWW.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 Nov 20, 3:30 AM PST, 27 minutes earlier.
Area forecast discussion, Nov 20, 3:30 AM PST, 27 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SEATTLE WA
330 AM PST TUE NOV 20 2012
.SYNOPSIS...MORE RAIN AND MOUNTAIN SNOW IS FORECAST THROUGH
WEDNESDAY AS A SERIES OF WEAKER SYSTEMS PASS THROUGH WESTERN
WASHINGTON. EXPECT BREEZY TO WINDY CONDITIONS AS WELL. IT LOOKS LIKE
THANKSGIVING DAY WILL BE MAINLY DRY AS THE NEXT FRONT STALLS OVER
BRITISH COLUMBIA. THIS SYSTEM WILL SHIFT SOUTH THROUGH WESTERN
WASHINGTON ON FRIDAY. SHOWERY WEATHER IS EXPECTED ON SATURDAY WITH
SLIGHTLY DRIER WEATHER SUNDAY AND EARLY NEXT WEEK.
&&
.SHORT TERM...THE SYSTEM THAT BROUGHT HEAVY RAIN...MOUNTAIN SNOW AND
STRONG WINDS YESTERDAY HAS NOW SHIFTED EAST/SOUTHEAST AND OUT OF
WESTERN WA. WE ARE STILL SEEING A FEW CELLS ON THE RADAR THIS
MORNING BUT ONLY BRIEF LIGHT TO MODERATE SHOWERS. BUT RAIN WILL
INCREASE AGAIN THIS AFTERNOON AND EVENING AS ANOTHER FRONT MOVES
INLAND. THIS SYSTEM IS WEAKER COMPARED TO THE PREVIOUS STORMS OVER
THE PAST FEW DAYS. HOWEVER...WILL STILL SEE BREEZY TO WINDY
CONDITIONS ACROSS THE REGION. MAY SEE ANOTHER HALF INCH OF RAIN
ALONG THE COAST WITH LESSER AMOUNTS IN THE INTERIOR - 0.10 TO 0.25
INCHES. THE SNOW LEVELS ARE AROUND 4000 FT TODAY WITH A FEW INCHES
OF SNOW EXPECTED IN THE MOUNTAINS.
AN UPPER LEVEL TROUGH WILL CLIP THROUGH WESTERN WA ON WED FOR
ANOTHER ROUND OF RAIN AND MOUNTAIN SNOW. THE SNOW LEVELS ARE DOWN TO
3000 FT WITH SNOW SHOWERS EXPECTED AT ALL HIGHWAY PASSES. SHOWERS
WILL TAPER DOWN WED NIGHT AS THE TROUGH EXITS AND WEAK HIGH PRES
BUILDS INLAND.
POPS WERE SCALED BACK FOR THANKSGIVING DAY AS THE NEXT FRONTAL
SYSTEM STALLS OVER SOUTHERN B.C. CONFIDENCE IS INCREASING THAT MOST
OF THE AREA WILL REMAIN DRY. BUT WILL SEE WINDY CONDITIONS FOR THE
COAST AND NORTH INTERIOR WITH A TIGHT SE PRES GRADIENT. THIS SYSTEM
MAY STALL FURTHER WITH DRY WEATHER EXTENDING INTO THU NIGHT.
BY FRIDAY...THE FRONT OVER SOUTHERN B.C. WILL FINALLY SLIDE E/SE
INTO WESTERN WA FOR ANOTHER ROUND OF WET/WINDY CONDITIONS. MODELS
SHOW ANOTHER 1-1.50 INCHES OF PRECIP IN THE MOUNTAINS - NOT
ENOUGH FOR FLOOD CONCERNS BUT WILL NEED TO WATCH SNOW AMOUNTS. THE
FLOW IS EASTERLY IN THE PASSES AND COULD SEE A WINTRY MIX OF
RAIN...SNOW...AND FREEZING RAIN. 33
.LONG TERM...MOIST WESTERLY FLOW WILL RESULT IN MORE SHOWERS ACROSS
WESTERN WA THROUGH AT LEAST THE FIRST HALF OF THE HOLIDAY WEEKEND.
THE FLOW TURNS MORE NORTHWESTERLY ON SUNDAY FOR SLIGHTLY DRIER
CONDITIONS. THE GFS IS ACTUALLY FAIRLY DRY BUT THE ECMWF SHOWS A FEW
SHOWERS...MAINLY IN THE MOUNTAINS. THE RIDGE MAY SHIFT INLAND EARLY
NEXT WEEK FOR A PERIOD OF DRY BUT COOL WEATHER. NO BIG CHANGES WERE
MADE AT THIS POINT BUT IF THE MODELS HOLD THIS TREND THEN WILL NEED
TO LOWER OR REMOVE THE POPS IN THE FAR EXTENDED FORECAST. 33
&&
.HYDROLOGY...HYDROLOGICALLY SIGNIFICANT PRECIPITATION ENDED IN
THE OLYMPICS AND OVER THE SOUTHWEST. UPPER REACHES OF RIVERS HAVE
CRESTED. ALL THAT REMAINS AT THIS POINT IS FOR THE RIVERS TO RECEDE
BELOW FLOOD STAGE...EXCEPT FOR THE LOWER CHEHALIS RIVER WHERE THE
FLOOD WAVE HAS YET TO ARRIVE.
THE DESCHUTES RIVER AT DESCHUTES AND THE PUYALLUP RIVER AT ORTING
BOTH ROSE ABOVE FLOOD STAGE LAST EVENING AND CAUSED MINOR FLOODING.
BOTH WILL FALL BELOW FLOOD STAGE THIS MORNING.
THE SKOKOMISH RIVER WILL LIKELY REMAIN ABOVE FLOOD STAGE THROUGH
TUESDAY.
THE MAIN RIVER OF CONCERN IS THE CHEHALIS. THE UPPERMOST REACHES
HAVE CRESTED BUT WERE HIGH ENOUGH TO CAUSE MODERATE FLOODING ON THE
REACHES OF THE RIVER NEAR CENTRALIA AND GRAND MOUND. CENTRALIA WILL
REACH FLOOD STAGE THIS MORNING AND CREST LATE IN THE AFTERNOON...
WITH GRAND MOUND FOLLOWING SEVERAL HOURS LATER. THE FLOOD CREST WILL
NOT REACH THE LOWEST REACH OF THE CHEHALIS UNTIL LATE WEDNESDAY. THE
FLOOD WATCH REMAINS IN EFFECT FOR GRAYS HARBOR COUNTY FOR THE LOWER
CHEHALIS RIVER.
ANOTHER FRONT IS FORECAST TO ARRIVE TODAY BUT RAINFALL AMOUNTS WILL
NOT BE HYDROLOGICALLY SIGNIFICANT. A WETTER FRONT WILL MOVE ACROSS
THE AREA THURSDAY NIGHT THROUGH FRIDAY. LATEST MODEL GUIDANCE SHOWS
THIS FRONT MOVING FAST ENOUGH TO KEEP FLOODING FROM BEING A PROBLEM.
BURKE
&&
.AVIATION...A BROAD UPPER TROUGH OVER THE NE PAC WILL KEEP WRN WA
UNDER ACTIVE SW FLOW ALOFT THROUGH WED MRNG. A NEGATIVELY TILTED
COLD FRONT WILL REACH THE COAST AROUND MID-DAY TODAY. EARLY THIS
MORNING IN ADVANCE OF THE FRONT...LOW-LEVEL OFFSHORE FLOW WILL DRY
OUT THE LOW LEVELS AND BRING A FEW HOURS OF PREVAILING VFR CONDS.
THE FRONT WILL CROSS WRN WA EARLY THIS AFTN. BEHIND THE FRONT...
LOW-LEVEL SLY FLOW WILL INCREASE...AND THE AIR MASS WILL BECOME A
BIT MORE UNSTABLE.
KSEA...GRADIENTS BECOMING MORE EASTERLY...LEADING TO PREVAILING DRY
WEATHER AND IMPROVING CIGS UNTIL A FROPA ARND 19Z-20Z. RELATIVELY
FEW LOW CLOUDS AND A FEW HOURS WILL LITTLE CHANCE OF RAIN. AFTER
FROPA...LOOK FOR A QUICK INCRS IN LOW-LEVEL SOUTHERLIES AND A RETURN
OF SHOWERY WEATHER. BY 21Z...WINDS NEAR 4500 FEET MSL WILL BE AROUND
50 KT. SFC AND LOW-LEVEL WINDS WILL SLOWLY EASE FROM 00Z-06Z THIS
EVNG. HANER
&&
.MARINE...A TRAIN OF ACTIVE STORMS WILL CONTINUE TO FOCUS ON THE
PACIFIC NORTHWEST THIS WEEK. A COLD FRONT WILL REACH THE WATERS
EARLY THIS AFTN...PRECEDED BY MODERATE SE GRADIENTS. OVER THE
COASTAL WATERS...SYNOPTIC WIND NEAR THE FRONT COMBINED WITH
CONVECTIVE OUTFLOWS WILL LIKELY BE ENOUGH FOR LOW-END GALES...SO
ISSUING A GALE WARNING FOR TODAY WITH THIS FCST PACKAGE. THE FRONT
WILL BE FOLLOWED BY A SURGE OF SMALL CRAFT SOUTHERLIES OVER THE
INLAND WATERS. A LOW PRES CENTER WILL PASS ACROSS WRN WA ON WED
MORNING...FOLLOWED BY A PERIOD OF STRONG SW GRADIENTS. A HIGH PRES
RIDGE WILL QUICKLY PASS ON WED EVENING. LOOK FOR INCREASING SE
GRADIENTS ON THU AND THU EVENING...WHICH SHOULD BRING GALES TO THE
COASTAL WATERS. HANER
&&
.SEW WATCHES/WARNINGS/ADVISORIES...
WA...FLOOD WATCHES AND WARNINGS ARE IN EFFECT FOR PARTS OF THE
FORECAST AREA.
PZ...GALE WARNING COASTAL WATERS.
SMALL CRAFT ADVISORY ENTIRE STRAIT...NORTHERN INLAND WATERS...
ADMIRALTY INLET...AND PUGET SOUND/HOOD CANAL.
SMALL CRAFT ADVISORY FOR ROUGH GRAYS HARBOR BAR CONDITIONS.
&&
WWW.WEATHER.GOV/SEATTLE
FOR THE GRAPHICAL AFD...VISIT
WWW.WEATHER.GOV/SEATTLE/GAFD/LATEST_WEBAFD.HTMLThe office that day
Everything else NWS Seattle, WA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 19, 6:11 PM PST | River Flood Warning | SEW | Pierce | 12 hr |
| Nov 19, 6:32 PM PST | River Flood Warning | SEW | Thurston | 12 hr |
| Nov 20, 2:35 AM PST | Gale Warning | SEW | 13 hr | |
| Nov 20, 9:22 AM PST | Winter Weather Advisory | SEW | 5 hr | |
| Nov 20, 9:30 AM PST | Wind Advisory | SEW | 6 hr | |
| Nov 20, 10:50 AM PST | Coastal Flood Advisory | SEW | San Juan | 3 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.