Alert archive / Washington / River Flood Warnings in 2015
River Flood Warning 21, NWS Seattle, WA
NWS Seattle, WA issued this river flood warning at Jan 24, 2015, 5:04 AM PST for King County, Washington. It was in force for 15 hr.
The area
The outline as issued.
The facts
- Issued
- Jan 24, 2015, 5:04 AM PST (13:04 UTC)
- Expired
- Jan 24, 2015, 7:41 PM PST
- In force
- 15 hr
- Issued by
- NWS Seattle, WA
- Area
- Storm-based polygon
- Flood severity
- Minor
County King County, WA
The radar
The Seattle radar (KATX), 90 km from the middle of the area, began a volume at 13:06 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 at Snoqualmie Falls (SQUW1). The gauge peaked at 12.93 ft at Jan 24, 2015, 8:00 AM PST.
This gauge today: stage, forecast and historic crests
Stage from the USGS instantaneous record for site 12144500, 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.
721
WGUS46 KSEW 241304
FLWSEW
BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE SEATTLE WA
504 AM PST SAT JAN 24 2015
...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. 1
HEAVY RAIN OVER THE CENTRAL CASCADES OVERNIGHT WILL DRIVE THE SNOQUALMIE
RIVER ABOVE FLOOD STAGE 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.
&&
WAC033-242204-
/O.NEW.KSEW.FL.W.0021.150124T1638Z-150125T0341Z/
/SQUW1.1.ER.150124T1638Z.150124T1800Z.150124T1841Z.NO/
504 AM PST SAT JAN 24 2015
THE NATIONAL WEATHER SERVICE IN SEATTLE HAS ISSUED A
* FLOOD WARNING FOR
THE SNOQUALMIE RIVER NEAR THE FALLS
* FROM THIS MORNING TO THIS EVENING.
* AT 4:30 AM SATURDAY THE FLOW WAS 16996 CFS.
* FLOOD FLOW IS 20000 CFS.
* MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL RISE ABOVE FLOOD FLOW AROUND 9 AM
SATURDAY AND CREST NEAR 21000 CFS AROUND 10 AM SATURDAY. THE RIVER
WILL FALL BELOW FLOOD FLOW EARLY THIS AFTERNOON.
* 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.
&&
LAT...LON 4742 12175 4752 12186 4756 12196 4761 12188 4758 12178
4756 12170
$$
WAC033-242204-
/O.NEW.KSEW.FL.W.0022.150124T1758Z-150125T2023Z/
/CRNW1.1.ER.150124T1758Z.150125T0000Z.150125T0823Z.NO/
504 AM PST SAT JAN 24 2015
THE NATIONAL WEATHER SERVICE IN SEATTLE HAS ISSUED A
* FLOOD WARNING FOR
THE SNOQUALMIE RIVER NEAR CARNATION
* FROM THIS MORNING TO SUNDAY AFTERNOON.
* AT 4:15 AM SATURDAY THE STAGE WAS 51.0 FEET.
* FLOOD STAGE IS 54.0 FEET.
* MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL RISE ABOVE FLOOD STAGE AROUND 10 AM
SATURDAY AND CREST NEAR 55.7 FEET AROUND 7 PM SATURDAY. THE RIVER
WILL FALL BELOW FLOOD STAGE SUNDAY MORNING.
* IMPACT...AT 54.0 FEET...THE SNOQUALMIE RIVER WILL FLOOD MUCH OF THE
FARM LAND AND SEVERAL ROADS FROM FALL CITY DOWNSTREAM THROUGH
CARNATION AND DUVALL.
&&
LAT...LON 4756 12196 4770 12204 4784 12202 4783 12194 4771 12193
4761 12188
$$2 follow-up statements
027
WGUS86 KSEW 241720
FLSSEW
FLOOD STATEMENT
NATIONAL WEATHER SERVICE SEATTLE WA
920 AM PST SAT JAN 24 2015
...THE FLOOD WARNING CONTINUES 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
CENTRAL WEST REGION
HEAVY RAIN THAT FELL OVERNIGHT IS CAUSING MINOR FLOODING ON PORTIONS OF THE
SNOQUALMIE RIVER IN KING AND SOUTH SNOHOMISH COUNTY THROUGH THIS EVENING.
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.
&&
WAC033-250120-
/O.EXT.KSEW.FL.W.0021.700101T0000Z-150125T0300Z/
/SQUW1.1.ER.150124T1449Z.150124T1530Z.150124T1813Z.NO/
920 AM PST SAT JAN 24 2015
THE FLOOD WARNING CONTINUES FOR
THE SNOQUALMIE RIVER NEAR THE FALLS
* UNTIL THIS EVENING.
* AT 8:30 AM SATURDAY THE FLOW WAS 20214 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 LATE 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.
&&
LAT...LON 4742 12175 4752 12186 4756 12196 4761 12188 4758 12178
4756 12170
$$
WAC033-250120-
/O.EXT.KSEW.FL.W.0022.150124T2209Z-150125T1531Z/
/CRNW1.1.ER.150124T2209Z.150125T0000Z.150125T0331Z.NO/
920 AM PST SAT JAN 24 2015
THE FLOOD WARNING CONTINUES FOR
THE SNOQUALMIE RIVER NEAR CARNATION
* FROM 2 PM SATURDAY UNTIL SUNDAY MORNING.
* AT 8:15 AM SATURDAY THE STAGE WAS 52.0 FEET.
* FLOOD STAGE IS 54.0 FEET.
* MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL RISE ABOVE FLOOD STAGE AROUND 2 PM
SATURDAY AND CREST NEAR 54.6 FEET AROUND 4 PM SATURDAY. THE RIVER
WILL FALL BELOW FLOOD STAGE THIS EVENING.
* IMPACT...AT 54.0 FEET...THE SNOQUALMIE RIVER WILL FLOOD MUCH OF THE
FARM LAND AND SEVERAL ROADS FROM FALL CITY DOWNSTREAM THROUGH
CARNATION AND DUVALL.
&&
LAT...LON 4756 12196 4770 12204 4784 12202 4783 12194 4771 12193
4761 12188
$$
ALBRECHT596
WGUS86 KSEW 250114
FLSSEW
FLOOD STATEMENT
NATIONAL WEATHER SERVICE SEATTLE WA
514 PM PST SAT JAN 24 2015
...THE FLOOD WARNING HAS ENDED FOR THE FOLLOWING RIVERS IN
WASHINGTON...
SNOQUALMIE RIVER NEAR THE FALLS AFFECTING KING COUNTY.
SNOQUALMIE RIVER NEAR CARNATION AFFECTING KING COUNTY.
.FLOOD BULLETIN NO. 3
THE RAIN HAS ENDED...FLOODING IS NOT EXPECTED.
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.
&&
WAC033-250144-
/O.CAN.KSEW.FL.W.0021.000000T0000Z-150125T0300Z/
/SQUW1.1.ER.150124T1449Z.150124T1530Z.150124T1738Z.NO/
514 PM PST SAT JAN 24 2015
THE SNOQUALMIE RIVER NEAR THE FALLS
* AT 3:30 PM SATURDAY THE FLOW WAS 14751 CFS.
* FLOOD FLOW IS 20000 CFS.
* FELL BELOW FLOOD FLOW THIS MORNING.
* FORECAST...THE RIVER FELL BELOW FLOOD STAGE 9:38 AM SATURDAY AND
WILL CONTINUE TO FALL.
&&
LAT...LON 4742 12175 4752 12186 4756 12196 4761 12188 4758 12178
4756 12170
$$
WAC033-250144-
/O.CAN.KSEW.FL.W.0022.000000T0000Z-150125T1531Z/
/CRNW1.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.NO/
514 PM PST SAT JAN 24 2015
THE FLOOD WARNING IS CANCELLED FOR
THE SNOQUALMIE RIVER NEAR CARNATION
* AT 4:15 PM SATURDAY THE STAGE WAS 52.9 FEET.
* FLOOD STAGE IS 54.0 FEET.
&&
LAT...LON 4756 12196 4770 12204 4784 12202 4783 12194 4771 12193
4761 12188
$$The office that day
Everything else NWS Seattle, WA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 24, 3:10 AM PST | Small Craft Advisory for Hazardous Seas | SEW | 48 hr | |
| Jan 24, 5:04 AM PST | River Flood Warning | SEW | King | 31 hr |
| Jan 24, 12:21 PM PST | Small Craft Advisory | SEW | 15 hr |
Nearby
River Flood Warnings in Washington, 2015Every river flood warning in 2015
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.