Alert archive / Washington / River Flood Warnings in 2021
River Flood Warning 24, NWS Seattle, WA
NWS Seattle, WA issued this river flood warning at Jan 13, 2021, 6:27 AM PST for Snohomish County, Washington. It took effect at Jan 13, 2021, 2:18 PM PST. It was in force for 14 hr.
The area
The outline as issued.
The facts
- Issued
- Jan 13, 2021, 6:27 AM PST (14:27 UTC)
- In effect from
- Jan 13, 2021, 2:18 PM PST
- Expired
- Jan 14, 2021, 4:20 AM PST
- In force
- 14 hr
- Issued by
- NWS Seattle, WA
- Area
- Storm-based polygon
- Flood severity
- Minor
County Snohomish County, WA
The radar
The Seattle radar (KATX), 38 km from the middle of the area, began a volume at 14:29 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). The gauge peaked at 25.66 ft at Jan 13, 2021, 5:00 PM PST.
- 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.
251
WGUS46 KSEW 131427
FLWSEW
URGENT - IMMEDIATE BROADCAST REQUESTED
Flood Warning
National Weather Service Seattle WA
627 AM PST Wed Jan 13 2021
...The National Weather Service in Seattle WA has issued a Flood
Warning for the following rivers in Washington...
Snohomish River At Snohomish affecting Snohomish County.
White River At R Street Bridge affecting King and Pierce Counties.
.Recent heavy rainfall will cause minor flooding.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
A Flood Warning means that flooding is imminent or occurring. All
interested parties should take necessary precautions immediately.
Additional information is available at www.weather.gov.
The next statement will be issued by this afternoon at 230 PM PST.
&&
WAC033-053-132230-
/O.NEW.KSEW.FL.W.0023.210113T1749Z-210114T1850Z/
/WRAW1.1.ER.210113T1749Z.210114T0600Z.210114T1841Z.UU/
627 AM PST Wed Jan 13 2021
The National Weather Service in Seattle has issued a
* Flood Warning for
the White River At R Street Bridge.
* From this morning to Thursday morning.
* At 4:45 AM PST Wednesday the flow was 5650.0 cfs.
* Flood flow is 6500.0 cfs.
* Minor flooding is forecast.
* Forecast...The river is expected to rise above flood stage late
this morning to a crest of 6745.3 cfs late this evening. It will
then fall below flood stage late tomorrow morning.
* Impact...At 6500.0 cfs, River flooding is possible in the City of
Pacific near Government Canal and Butte Avenue and is likely to
occur near low bank areas around and downstream of the Stewart
Streat Bridge in the city of Sumner.
&&
LAT...LON 4721 12214 4724 12219 4719 12223 4724 12230
4732 12226 4732 12214
$$
WAC061-132230-
/O.NEW.KSEW.FL.W.0024.210113T2233Z-210115T0422Z/
/SNAW1.1.ER.210113T2233Z.210114T0600Z.210114T1321Z.NO/
627 AM PST Wed Jan 13 2021
The National Weather Service in Seattle has issued a
* Flood Warning for
the Snohomish River At Snohomish.
* From this afternoon to Thursday evening.
* At 6:00 AM PST Wednesday the stage was 23.4 feet.
* Flood stage is 25.0 feet.
* Minor flooding is forecast.
* Forecast...The river will oscillate around flood stage with a
maximum value of 26.3 feet late this evening.
* Impact...At 25.0 feet, the Snohomish River will cause minor
flooding of lowlands not protected by levees and on the Old
Snohomish-Monroe highway. A stage of 25 feet on the Snohomish
River corresponds to a Phase 2 in the Snohomish County flood
program.
&&
LAT...LON 4786 12217 4789 12221 4796 12232 4809 12216
4794 12213 4791 12203
$$
CC4 follow-up statements
531
WGUS86 KSEW 132218
FLSSEW
Flood Statement
National Weather Service Seattle WA
218 PM PST Wed Jan 13 2021
...The Flood Warning is extended 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.
Snoqualmie River Near Snoqualmie Falls affecting King County.
White River At R Street Bridge affecting King and Pierce Counties.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
A Flood Warning means that flooding is imminent or occurring. All
interested parties should take necessary precautions immediately.
Additional information is available at www.weather.gov.
The next statement will be issued by this evening at 915 PM PST.
&&
WAC061-140630-
/O.EXT.KSEW.FL.W.0024.210113T2218Z-210115T0422Z/
/SNAW1.1.ER.210113T2005Z.210114T0600Z.210114T1108Z.NO/
218 PM PST Wed Jan 13 2021
...The Flood Warning is now in effect until tomorrow evening...
The Flood Warning continues for
the Snohomish River At Snohomish.
* From this afternoon to Thursday evening.
* At 12:00 PM PST Wednesday the stage was 25.0 feet.
* Flood stage is 25.0 feet.
* Minor flooding is forecast.
* Forecast...The river will oscillate above flood stage with a
maximum value of 26.1 feet late this evening. It will fall below
flood stage late tonight.
* 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.
&&
LAT...LON 4786 12217 4789 12221 4796 12232 4809 12216
4794 12213 4791 12203
$$
WAC033-053-140630-
/O.CON.KSEW.FL.W.0023.000000T0000Z-210114T1850Z/
/WRAW1.1.ER.210113T2037Z.210114T0600Z.210115T0632Z.UU/
218 PM PST Wed Jan 13 2021
...The Flood Warning remains in effect...
The Flood Warning continues for
the White River At R Street Bridge.
* Until Thursday morning.
* At 10:45 AM PST Wednesday the flow was 6280.0 cfs.
* Flood flow is 6500.0 cfs.
* Minor flooding is forecast.
* Forecast...The river is expected to rise above flood stage this
afternoon to a crest of 6904.7 cfs late this evening. It will then
fall below flood stage late tomorrow evening.
* Impact...At 6500.0 cfs, River flooding is possible in the City of
Pacific near Government Canal and Butte Avenue and is likely to
occur near low bank areas around and downstream of the Stewart
Streat Bridge in the city of Sumner.
&&
LAT...LON 4721 12214 4724 12219 4719 12223 4724 12230
4732 12226 4732 12214
$$
WAC033-140630-
/O.CON.KSEW.FL.W.0012.000000T0000Z-210115T0632Z/
/CRNW1.1.ER.210113T1500Z.210114T0600Z.210114T1542Z.NO/
218 PM PST Wed Jan 13 2021
...The Flood Warning remains in effect...
The Flood Warning continues for
the Snoqualmie River Near Carnation.
* Until Thursday evening.
* At 12:15 PM PST Wednesday the stage was 54.7 feet.
* Flood stage is 54.0 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Recent Activity...The maximum river stage in the 24 hours ending
at 12:15 PM PST Wednesday was 54.7 feet.
* Forecast...The river is expected to rise to a crest of 55.2 feet
late this evening. It will then fall below flood stage tomorrow
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.
&&
LAT...LON 4756 12196 4770 12204 4784 12202 4783 12194
4771 12193 4761 12188
$$
WAC033-140515-
/O.CON.KSEW.FL.W.0011.000000T0000Z-210114T0505Z/
/SQUW1.N.ER.210113T1306Z.210113T1630Z.210113T1900Z.NO/
218 PM PST Wed Jan 13 2021
...The Flood Warning remains in effect...
The Flood Warning continues for
the Snoqualmie River Near Snoqualmie Falls.
* Until this evening.
* At 11:15 AM PST Wednesday the flow was 19700.0 cfs.
* Flood flow is 20000.0 cfs.
* No flooding is currently forecast.
* Forecast...The river is expected to fall to 4589.9 cfs late
Saturday morning.
* Impact...At 20000.0 cfs, the Snoqualmie River will cause
widespread flooding of pasture lands and roads along the river
from the town of Snoqualmie downstream through Fall City. Roads
that may become flooded include Fall City-Carnation...Tolt Hill...
and Novelty Flats Roads. This river level on the Snoqualmie
corresponds roughly to a phase 3 flood in the King County flood
system.
&&
LAT...LON 4742 12175 4752 12186 4756 12196 4761 12188
4758 12178 4756 12170
$$
CK184
WGUS86 KSEW 140034
FLSSEW
Flood Statement
National Weather Service Seattle WA
434 PM PST Wed Jan 13 2021
...The Flood Warning continues for the following rivers in
Washington...
Satsop River Near Satsop affecting Grays Harbor County.
Skokomish River At Potlatch affecting Mason County.
Snohomish River At Snohomish affecting Snohomish County.
Snoqualmie River Near Carnation affecting King County.
Snoqualmie River Near Snoqualmie Falls affecting King County.
.Mostly dry conditions through the weekend, with a chance for a
light showers early Friday and Sunday. .
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
A Flood Warning means that flooding is imminent or occurring. All
interested parties should take necessary precautions immediately.
Additional information is available at www.weather.gov.
The next statement will be issued by this evening at 915 PM PST.
&&
WAC027-140845-
/O.CON.KSEW.FL.W.0025.000000T0000Z-210114T0900Z/
/SATW1.1.ER.000000T0000Z.210113T0530Z.210114T0000Z.NO/
434 PM PST Wed Jan 13 2021
...The Flood Warning remains in effect...
The Flood Warning continues for
the Satsop River Near Satsop.
* Until late tonight.
* At 2:15 PM PST Wednesday the stage was 38.3 feet.
* Flood stage is 38.0 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Recent Activity...The maximum river stage in the 24 hours ending
at 2:15 PM PST Wednesday was 39.4 feet.
* Forecast...The river is expected to fall below flood stage late
this afternoon and continue falling to 31.9 feet late Saturday
morning.
* Impact...At 38.0 feet, the Satsop River will flood low pasture
lands and some roads along the river.
&&
LAT...LON 4696 12345 4696 12354 4702 12354 4708 12354
4708 12345 4702 12345
$$
WAC061-140845-
/O.CON.KSEW.FL.W.0024.000000T0000Z-210115T0422Z/
/SNAW1.1.ER.210113T2005Z.210114T0600Z.210114T1108Z.NO/
434 PM PST Wed Jan 13 2021
...The Flood Warning remains in effect...
The Flood Warning continues for
the Snohomish River At Snohomish.
* Until Thursday evening.
* At 2:00 PM PST Wednesday the stage was 25.2 feet.
* Flood stage is 25.0 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Recent Activity...The maximum river stage in the 24 hours ending
at 2:00 PM PST Wednesday was 25.2 feet.
* Forecast...The river will continue to rise and crest near 26.1
feet around 9 PM. The river will begin to fall below flood stage
around 1 AM Thursday morning.
* Impact...At 27.0 feet, the Snohomish River will flood several
roads...including the Snohomish-Monroe highway...and low areas of
the lower Snohomish valley that are not protected by levees. A
stage of 27 feet on the Snohomish River corresponds roughly to a
Phase 2 in the Snohomish County flood program.
&&
LAT...LON 4786 12217 4789 12221 4796 12232 4809 12216
4794 12213 4791 12203
$$
WAC033-140845-
/O.CON.KSEW.FL.W.0012.000000T0000Z-210115T0632Z/
/CRNW1.1.ER.210113T1500Z.210114T0600Z.210114T1542Z.NO/
434 PM PST Wed Jan 13 2021
...The Flood Warning remains in effect...
The Flood Warning continues for
the Snoqualmie River Near Carnation.
* Until Thursday evening.
* At 2:15 PM PST Wednesday the stage was 55.0 feet.
* Flood stage is 54.0 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Recent Activity...The maximum river stage in the 24 hours ending
at 2:15 PM PST Wednesday was 55.0 feet.
* Forecast...The river is expected to rise to a crest of 55.5 feet
late this evening. It will then fall below flood stage tomorrow
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.
&&
LAT...LON 4756 12196 4770 12204 4784 12202 4783 12194
4771 12193 4761 12188
$$
WAC033-140515-
/O.CON.KSEW.FL.W.0011.000000T0000Z-210114T0505Z/
/SQUW1.N.ER.210113T1306Z.210113T1630Z.210113T1900Z.NO/
434 PM PST Wed Jan 13 2021
...The Flood Warning remains in effect...
The Flood Warning continues for
the Snoqualmie River Near Snoqualmie Falls.
* Until this evening.
* At 1:00 PM PST Wednesday the flow was 18300.0 cfs.
* Flood flow is 20000.0 cfs.
* No flooding is currently forecast.
* Forecast...The river is expected to fall to 4589.9 cfs late
Saturday morning.
* Impact...At 20000.0 cfs, the Snoqualmie River will cause
widespread flooding of pasture lands and roads along the river
from the town of Snoqualmie downstream through Fall City. Roads
that may become flooded include Fall City-Carnation...Tolt Hill...
and Novelty Flats Roads. This river level on the Snoqualmie
corresponds roughly to a phase 3 flood in the King County flood
system.
&&
LAT...LON 4742 12175 4752 12186 4756 12196 4761 12188
4758 12178 4756 12170
$$
WAC045-140845-
/O.CON.KSEW.FL.W.0008.000000T0000Z-210114T1225Z/
/SRPW1.2.ER.210112T0500Z.210113T1315Z.210115T1049Z.NR/
434 PM PST Wed Jan 13 2021
...The Flood Warning remains in effect...
The Flood Warning continues for
the Skokomish River At Potlatch.
* Until late tonight.
* At 2:45 PM PST Wednesday the stage was 17.6 feet.
* Flood stage is 16.5 feet.
* Moderate flooding is occurring and moderate flooding is forecast.
This approaches the flood of record.
* Recent Activity...The maximum river stage in the 24 hours ending
at 2:45 PM PST Wednesday was 17.8 feet.
* Forecast...The river is expected to rise to a crest of 17.6 feet
late this afternoon. It will then fall below flood stage early
Friday morning.
* Impact...At 17.5 feet, the Skokomish River will cause moderate
flooding, with deep and quick flood waters inundating some
residential areas, many roads, and much of the farm land in the
Skokomish Valley. Inundated roads include the Skokomish Valley
road, Bourgault Road West, Purdy Cutoff Road, and Highway 106.
&&
LAT...LON 4744 12326 4733 12321 4736 12317 4733 12308
4721 12321 4738 12340
$$
CK788
WGUS86 KSEW 140827
FLSSEW
Flood Statement
National Weather Service Seattle WA
1227 AM PST Thu Jan 14 2021
...The Flood Warning continues for the following rivers in
Washington...
Snohomish River At Snohomish affecting Snohomish County.
.Mostly dry conditions through the weekend, with a chance for a
light showers early Friday and Sunday. The river is expected to
recede through Friday night.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
A Flood Warning means that flooding is imminent or occurring. All
interested parties should take necessary precautions immediately.
Additional information is available at www.weather.gov.
The next statement will be issued by early this morning at 400 AM
PST.
&&
WAC061-141230-
/O.CON.KSEW.FL.W.0024.000000T0000Z-210115T0422Z/
/SNAW1.N.ER.210113T2005Z.210114T0100Z.210114T0442Z.NO/
1227 AM PST Thu Jan 14 2021
...The Flood Warning remains in effect...
The Flood Warning continues for
the Snohomish River At Snohomish.
* Until this evening.
* At 12:00 AM PST Thursday the stage was 23.9 feet.
* Flood stage is 25.0 feet.
* No flooding is currently forecast.
* The river continues to recede further below flood stage at this
hour.
* Forecast...The river will continue to recede further below flood
stage through Friday night. It will oscillate well below flood
stage this weekend.
* Impact...At 25.0 feet, the Snohomish River will cause minor
flooding of lowlands not protected by levees and on the Old
Snohomish-Monroe highway. A stage of 25 feet on the Snohomish
River corresponds to a Phase 2 in the Snohomish County flood
program.
&&
LAT...LON 4786 12217 4789 12221 4796 12232 4809 12216
4794 12213 4791 12203
$$
Pullin533
WGUS86 KSEW 141220
FLSSEW
Flood Statement
National Weather Service Seattle WA
420 AM PST Thu Jan 14 2021
...The Flood Warning is cancelled for the following rivers in
Washington...
Snohomish River At Snohomish affecting Snohomish County.
.Mostly dry conditions through the weekend, with a chance for a
light showers early Friday and Sunday. The river is expected to
recede through Friday night.
WAC061-141330-
/O.CAN.KSEW.FL.W.0024.000000T0000Z-210114T1220Z/
/SNAW1.N.ER.700119T1522Z.700119T1523Z.700119T1523Z.NO/
420 AM PST Thu Jan 14 2021
...The Flood Warning for the Snohomish River At Snohomish has been
cancelled...
The Flood Warning is cancelled for
the Snohomish River At Snohomish.
* At 4:00 AM PST Thursday the stage was 22.8 feet.
* Forecast...The river will continue to recede further below flood
stage through Friday night. It will oscillate well below flood
stage this weekend.
&&
LAT...LON 4786 12217 4789 12221 4796 12232 4809 12216
4794 12213 4791 12203
$$
PullinThe office that day
Everything else NWS Seattle, WA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 12, 4:32 PM PST | River Flood Warning | SEW | Thurston | 43 hr |
| Jan 12, 4:32 PM PST | River Flood Warning | SEW | Lewis | 39 hr |
| Jan 12, 8:02 PM PST | Wind Advisory | SEW | San Juan | 10 hr |
| Jan 12, 9:08 PM PST | Small Craft Advisory | SEW | 6 days | |
| Jan 12, 11:14 PM PST | River Flood Warning | SEW | Grays Harbor | 12 hr |
| Jan 13, 12:19 AM PST | Severe Thunderstorm Warning | SEW | Island, Jefferson, San Juan, Skagit, Snohomish | 39 min |
| Jan 13, 12:27 AM PST | Special Marine Warning | SEW | 33 min | |
| Jan 13, 1:09 AM PST | Special Weather Statement | SEW | Snohomish | 51 min |
| Jan 13, 1:57 AM PST | River Flood Warning | SEW | Lewis | 18 hr |
| Jan 13, 1:57 AM PST | River Flood Warning | SEW | Lewis | 17 hr |
| Jan 13, 4:50 AM PST | River Flood Warning | SEW | Snohomish | 9 hr |
| Jan 13, 4:50 AM PST | River Flood Warning | SEW | Snohomish | 12 hr |
| Jan 13, 5:03 AM PST | River Flood Warning | SEW | Snohomish | 19 hr |
| Jan 13, 6:27 AM PST | River Flood Warning | SEW | King, Pierce | 41 hr |
| Jan 13, 8:32 AM PST | Gale Warning | SEW | 3 hr | |
| Jan 13, 8:32 AM PST | Small Craft Advisory | SEW | 5 hr | |
| Jan 13, 12:31 PM PST | River Flood Warning | SEW | Grays Harbor | 12 hr |
Nearby
River Flood Warnings in Washington, 2021Every river flood warning in 2021
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.