Alert archive / Washington / River Flood Warnings in 2021

River Flood Warning 32, NWS Seattle, WA

February 23, 2021Thurston County, Washington

NWS Seattle, WA issued this river flood warning at Feb 23, 2021, 1:37 AM PST for Thurston County, Washington. It took effect at Feb 23, 2021, 1:48 AM PST. It was in force for 20 hr.

The area

The outline as issued.

The facts

Issued
Feb 23, 2021, 1:37 AM PST (09:37 UTC)
In effect from
Feb 23, 2021, 1:48 AM PST
Expired
Feb 23, 2021, 10:00 PM PST
In force
20 hr
Issued by
NWS Seattle, WA
Area
Storm-based polygon
Flood severity
Minor

County Thurston County, WA

The radar

The Langley Hill radar (KLGX), 112 km from the middle of the area, began a volume at 09:42 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 Skookumchuck River near Bucoda (BCDW1). The gauge peaked at 211.96 ft at Feb 23, 2021, 7:00 AM PST.

actionminormoderate20521002/2302/2402/25
Action stage
209.5 ft
Minor stage
211.5 ft
Moderate stage
213 ft
Major stage
215 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 12026400, 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.

661 
WGUS46 KSEW 230937
FLWSEW

URGENT - IMMEDIATE BROADCAST REQUESTED
Flood Warning
National Weather Service Seattle WA
137 AM PST Tue Feb 23 2021

...The National Weather Service in Seattle WA has issued a Flood 
Warning for the following rivers in Washington...

  Skookumchuck River Near Bucoda affecting Thurston County.

.Heavy rain has led to rises on the river with it expected to reach 
and crest at minor flood stage later today. The river will recede 
this afternoon and evening, falling back below flood stage tonight.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Flood Warning means that flooding is imminent or occurring. All 
interested parties should take necessary precautions immediately.

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.

Additional information is available at www.weather.gov.

The next statement will be issued by this morning at 1000 AM PST.

&&


WAC067-231800-
/O.NEW.KSEW.FL.W.0032.210223T0948Z-210224T0600Z/
/BCDW1.1.ER.210223T0948Z.210223T1800Z.210223T2120Z.NO/
137 AM PST Tue Feb 23 2021

The National Weather Service in Seattle has issued a

* Flood Warning for
  the Skookumchuck River Near Bucoda.
* Until this evening.
* At 12:45 AM PST Tuesday the stage was 211.3 feet.
* Flood stage is 211.5 feet.
* Minor flooding is forecast.
* Forecast...The river is expected to rise above flood stage early 
  this morning and crest at 212.1 feet by early this afternoon. It 
  will then fall below flood stage by tonight.
* Impact...At 211.5 feet, the Skookumchuck River in Thurston County 
  will flood a few roads and low pasture lands near Bucoda.


&&

LAT...LON 4677 12251 4676 12274 4672 12286 4681 12293
      4688 12278 4692 12260

$$

Pullin
3 follow-up statements
852 
WGUS86 KSEW 231705
FLSSEW

Flood Statement
National Weather Service Seattle WA
905 AM PST Tue Feb 23 2021

...The Flood Warning continues for the following rivers in 
Washington...

  Skookumchuck River Near Bucoda affecting Thurston County.

...The Flood Warning is cancelled for the following rivers in 
Washington...

  Skokomish River At Potlatch affecting Mason County.

WAC045-231815-
/O.CAN.KSEW.FL.W.0027.000000T0000Z-210223T1705Z/
/SRPW1.N.ER.210222T1453Z.210223T0345Z.210223T1030Z.NO/
905 AM PST Tue Feb 23 2021

...The Flood Warning for the Skokomish River At Potlatch has been 
cancelled...

The Flood Warning is cancelled for
  the Skokomish River At Potlatch.
* At 8:45 AM PST Tuesday the stage was 16.2 feet.
* Forecast...The river is expected to fall to 15.5 feet tomorrow 
  afternoon.


&&

LAT...LON 4744 12326 4733 12321 4736 12317 4733 12308
      4721 12321 4738 12340

$$

WAC067-240115-
/O.EXT.KSEW.FL.W.0032.000000T0000Z-210224T0227Z/
/BCDW1.1.ER.210223T0942Z.210223T1430Z.210223T2027Z.NO/
905 AM PST Tue Feb 23 2021

...The Flood Warning is now in effect until this evening...

The Flood Warning continues for
  the Skookumchuck River Near Bucoda.
* Until this evening.
* At 8:45 AM PST Tuesday the stage was 211.9 feet.
* Flood stage is 211.5 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Recent Activity...The maximum river stage in the 24 hours ending 
  at 8:45 AM PST Tuesday was 212.0 feet.
* Forecast...The river is expected to rise to a crest of 211.9 feet 
  late this morning. It will then fall below flood stage this 
  afternoon.
* Impact...At 211.5 feet, the Skookumchuck River in Thurston County 
  will flood a few roads and low pasture lands near Bucoda.


&&

LAT...LON 4677 12251 4676 12274 4672 12286 4681 12293
      4688 12278 4692 12260

$$

16
637 
WGUS86 KSEW 231957
FLSSEW

Flood Statement
National Weather Service Seattle WA
1157 AM PST Tue Feb 23 2021

...The Flood Warning continues for the following rivers in 
Washington...

  Skookumchuck River Near Bucoda affecting Thurston County.

...The Flood Warning is cancelled for the following rivers in 
Washington...

  Newaukum River Near Chehalis affecting Lewis County.

WAC041-232100-
/O.CAN.KSEW.FL.W.0030.000000T0000Z-210223T1957Z/
/NEWW1.1.ER.210223T0350Z.210223T0930Z.210223T1346Z.NO/
1157 AM PST Tue Feb 23 2021

...The Flood Warning for the Newaukum River Near Chehalis has been 
cancelled...

The Flood Warning is cancelled for
  the Newaukum River Near Chehalis.
* At 10:45 AM PST Tuesday the stage was 201.0 feet.
* Forecast...The river is expected to fall to 197.0 feet late Friday 
  morning.


&&

LAT...LON 4657 12248 4652 12289 4662 12305 4675 12295
      4668 12286 4676 12264

$$

WAC067-240230-
/O.EXT.KSEW.FL.W.0032.000000T0000Z-210224T0216Z/
/BCDW1.1.ER.210223T0942Z.210223T1430Z.210223T2016Z.NO/
1157 AM PST Tue Feb 23 2021

...The Flood Warning is now in effect until this evening...

The Flood Warning continues for
  the Skookumchuck River Near Bucoda.
* Until this evening.
* At 10:45 AM PST Tuesday the stage was 211.7 feet.
* Flood stage is 211.5 feet.
* Minor flooding is occurring.
* Recent Activity...The maximum river stage in the 24 hours ending 
  at 10:45 AM PST Tuesday was 212.0 feet.
* Forecast...The river is expected to fall below flood stage this 
  afternoon and continue falling to 206.3 feet late Friday morning.
* Impact...At 211.5 feet, the Skookumchuck River in Thurston County 
  will flood a few roads and low pasture lands near Bucoda.


&&

LAT...LON 4677 12251 4676 12274 4672 12286 4681 12293
      4688 12278 4692 12260

$$

16
959 
WGUS86 KSEW 240228
FLSSEW

Flood Statement
National Weather Service Seattle WA
628 PM PST Tue Feb 23 2021

...The Flood Warning is expired for the following rivers in 
Washington...

  Skookumchuck River Near Bucoda affecting Thurston County.

WAC067-240330-
/O.EXP.KSEW.FL.W.0032.000000T0000Z-210224T0216Z/
/BCDW1.1.ER.210223T0942Z.210223T1430Z.210223T2016Z.NO/
628 PM PST Tue Feb 23 2021

...The Flood Warning for the Skookumchuck River Near Bucoda has 
expired.

* At 5:45 PM PST Tuesday the stage was 210.6 feet.
* Forecast...The river will continue to fall.


&&

LAT...LON 4677 12251 4676 12274 4672 12286 4681 12293
      4688 12278 4692 12260

$$

12

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 22, 7:01 PM PSTRiver Flood WarningSEWPierce3 hr
Feb 22, 8:14 PM PSTSmall Craft AdvisorySEW26 hr
Feb 23, 8:17 AM PSTFlood WatchSEWGrays Harbor, Thurston44 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.