Alert archive / Washington / River Flood Warnings in 2021

River Flood Warning 47, NWS Seattle, WA

November 4, 2021Mason County, Washington

NWS Seattle, WA issued this river flood warning at Nov 4, 2021, 3:32 AM PDT for Mason County, Washington. It took effect at Nov 4, 2021, 4:46 AM PDT. It was in force for 55 hr.

The area

The outline as issued.

The facts

Issued
Nov 4, 2021, 3:32 AM PDT (10:32 UTC)
In effect from
Nov 4, 2021, 4:46 AM PDT
Expired
Nov 6, 2021, 12:15 PM PDT
In force
55 hr
Issued by
NWS Seattle, WA
Area
Storm-based polygon
Flood severity
Minor

County Mason County, WA

The radar

The Langley Hill radar (KLGX), 72 km from the middle of the area, began a volume at 10:33 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 Skokomish River near Potlatch (SRPW1). The gauge peaked at 17.25 ft at Nov 4, 2021, 6:00 PM PDT.

actionminormoderatemajor141516171811/0411/0511/0611/07
Action stage
15 ft
Minor stage
16.5 ft
Moderate stage
17.5 ft
Major stage
18 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 12061500, 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.

623 
WGUS46 KSEW 041032
FLWSEW

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Flood Warning
National Weather Service Seattle WA
332 AM PDT Thu Nov 4 2021

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

  Skokomish River At Potlatch affecting Mason County.

.Periods of moderate to heavy rain will drive the Skokomish River 
above flood stage today.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Caution is urged when walking near riverbanks.

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 1130 AM PDT.

&&


WAC045-041845-
/O.NEW.KSEW.FL.W.0047.211104T1146Z-211105T2143Z/
/SRPW1.1.ER.211104T1146Z.211104T1800Z.211105T1242Z.NO/
332 AM PDT Thu Nov 4 2021

The National Weather Service in Seattle has issued a

* Flood Warning for
  the Skokomish River At Potlatch.
* Until early tomorrow afternoon.
* At 3:00 AM PDT Thursday the stage was 16.3 feet.
* Flood stage is 16.5 feet.
* Minor flooding is forecast.
* Forecast...The river is expected to rise above flood stage early 
  this morning to a crest of 16.7 feet today. It will then fall 
  below flood stage early Friday.
* Impact...At 16.5 feet, the Skokomish River will cause widespread 
  flooding of pasture lands, with water flowing quickly over West 
  Bourgault Road and Skokomish Valley Road.
* Flood History...This crest compares to a previous crest of 16.7 
  feet on 01/04/2003.


&&

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

$$

sborth
8 follow-up statements
236 
WGUS86 KSEW 041546
FLSSEW

Flood Statement
National Weather Service Seattle WA
846 AM PDT Thu Nov 4 2021

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

  Skokomish River At Potlatch affecting Mason County.

.Heavy rain overnight will turn to showers today.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

Caution is urged when walking near riverbanks.

Additional information is available at www.weather.gov.

The next statement will be issued by this afternoon at 445 PM PDT.

&&


WAC045-050000-
/O.CON.KSEW.FL.W.0047.000000T0000Z-211105T2143Z/
/SRPW1.1.ER.211104T1146Z.211104T1800Z.211105T1242Z.NO/
846 AM PDT Thu Nov 4 2021

...The Flood Warning remains in effect...

The Flood Warning continues for
  the Skokomish River At Potlatch.
* Until early tomorrow afternoon.
* At 3:00 AM PDT Thursday the stage was 16.3 feet.
* Flood stage is 16.5 feet.
* Minor flooding is forecast.
* Forecast...The river is expected to rise above flood stage early 
  this morning to a crest around 17 feet midday. It will then fall 
  below flood stage late tonight.
* Impact...At 16.5 feet, the Skokomish River will cause widespread 
  flooding of pasture lands, with water flowing quickly over West 
  Bourgault Road and Skokomish Valley Road.
* Flood History...This crest compares to a previous crest of 16.7 
  feet on 01/04/2003.


&&

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

$$

19
479 
WGUS86 KSEW 042136
FLSSEW

Flood Statement
National Weather Service Seattle WA
236 PM PDT Thu Nov 4 2021

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

  Skokomish River At Potlatch affecting Mason County.

.Heavy rain sent the Skokomish River up above flood stage today. 
Showery weather tonight will let the river recede.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

Caution is urged when walking near riverbanks.

Additional information is available at www.weather.gov.

The next statement will be issued by this evening at 1045 PM PDT.

&&


WAC045-050545-
/O.CON.KSEW.FL.W.0047.000000T0000Z-211105T2143Z/
/SRPW1.1.ER.211104T1146Z.211104T1800Z.211105T1242Z.NO/
236 PM PDT Thu Nov 4 2021

...The Flood Warning remains in effect...

The Flood Warning continues for
  the Skokomish River At Potlatch.
* Until early tomorrow afternoon.
* At 2:00 PM PDT Thursday the stage was 17.1 feet.
* Flood stage is 16.5 feet.
* Minor flooding is forecast.
* Forecast...The river will crest around 17.2 feet this evening. It 
  will then fall below flood stage during the day on Friday.
* Impact...At 16.5 feet, the Skokomish River will cause widespread 
  flooding of pasture lands, with water flowing quickly over West 
  Bourgault Road and Skokomish Valley Road.
* Flood History...This crest compares to a previous crest of 16.7 
  feet on 01/04/2003.


&&

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

$$

19
505 
WGUS86 KSEW 050324
FLSSEW

Flood Statement
National Weather Service Seattle WA
824 PM PDT Thu Nov 4 2021

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

  Skokomish River At Potlatch affecting Mason County.

.Heavy rain has forced a sharp rise in the Skokomish River and the 
river will remain above minor flood stage tonight.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

Caution is urged when walking near riverbanks.

Additional information is available at www.weather.gov.

The next statement will be issued by late tonight at 430 AM PDT.

&&


WAC045-051130-
/O.EXT.KSEW.FL.W.0047.000000T0000Z-211105T2347Z/
/SRPW1.1.ER.211104T1146Z.211105T0600Z.211105T1447Z.NO/
824 PM PDT Thu Nov 4 2021

...The Flood Warning is now in effect until tomorrow afternoon...

The Flood Warning continues for
  the Skokomish River At Potlatch.
* Until tomorrow afternoon.
* At 8:00 PM PDT Thursday the stage was 17.2 feet.
* Flood stage is 16.5 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Recent Activity...The maximum river stage in the 24 hours ending 
  at 8:00 PM PDT Thursday was 17.3 feet.
* Forecast...The river is expected to rise to a crest of 17.3 feet 
  late this evening. It will then fall below flood stage tomorrow 
  morning.
* Impact...At 16.5 feet, the Skokomish River will cause widespread 
  flooding of pasture lands, with water flowing quickly over West 
  Bourgault Road and Skokomish Valley Road.
* Flood History...This crest compares to a previous crest of 17.2 
  feet on 12/17/2001.


&&

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

$$

33
838 
WGUS86 KSEW 051053
FLSSEW

Flood Statement
National Weather Service Seattle WA
353 AM PDT Fri Nov 5 2021

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

  Skokomish River At Potlatch affecting Mason County.

.Additional rainfall amounts will remain light. The river remains in 
minor flood stage this morning and will continue to recede today.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

Caution is urged when walking near riverbanks.

Additional information is available at www.weather.gov.

The next statement will be issued by this morning at 1145 AM PDT.

&&


WAC045-051900-
/O.CON.KSEW.FL.W.0047.000000T0000Z-211105T2347Z/
/SRPW1.1.ER.211104T1146Z.211105T0130Z.211105T1447Z.NO/
353 AM PDT Fri Nov 5 2021

...The Flood Warning remains in effect...

The Flood Warning continues for
  the Skokomish River At Potlatch.
* Until late this afternoon.
* At 3:15 AM PDT Friday the stage was 16.9 feet.
* Flood stage is 16.5 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Recent Activity...The maximum river stage in the 24 hours ending 
  at 3:15 AM PDT Friday was 17.3 feet.
* Forecast...The river is expected to fall below flood stage later 
  today.
* Impact...At 16.5 feet, the Skokomish River will cause widespread 
  flooding of pasture lands, with water flowing quickly over West 
  Bourgault Road and Skokomish Valley Road.
* Flood History...This crest compares to a previous crest of 16.8 
  feet on 11/23/1990.


&&

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

$$

14
348 
WGUS86 KSEW 051705
FLSSEW

Flood Statement
National Weather Service Seattle WA
1005 AM PDT Fri Nov 5 2021

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

  Skokomish River At Potlatch affecting Mason County.

.Rain fell early this morning and the Skokomish River will only fall 
very slowly today.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

Caution is urged when walking near riverbanks.

Additional information is available at www.weather.gov.

The next statement will be issued by this afternoon at 500 PM PDT.

&&


WAC045-060000-
/O.CON.KSEW.FL.W.0047.000000T0000Z-211105T2347Z/
/SRPW1.1.ER.211104T1146Z.211105T0130Z.211105T1447Z.NO/
1005 AM PDT Fri Nov 5 2021

...The Flood Warning remains in effect...

The Flood Warning continues for
  the Skokomish River At Potlatch.
* Until late this afternoon.
* At 10AM the river was around 16.8 feet.
* Flood stage is 16.5 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Recent Activity...The river crested around 17.3 feet on Thursday.
* Forecast...The river is expected to fall just below flood stage 
  tonight.
* Impact...At 16.5 feet, the Skokomish River will cause widespread 
  flooding of pasture lands, with water flowing quickly over West 
  Bourgault Road and Skokomish Valley Road.
* Flood History...This crest compares to a previous crest of 16.8 
  feet on 11/23/1990.


&&

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

$$

19
923 
WGUS86 KSEW 052104
FLSSEW

Flood Statement
National Weather Service Seattle WA
204 PM PDT Fri Nov 5 2021

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

  Skokomish River At Potlatch affecting Mason County.

.Rain early this morning kept the Skokomish River at Potlatch above 
flood stage today.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

Caution is urged when walking near riverbanks.

Additional information is available at www.weather.gov.

The next statement will be issued by this afternoon at 500 PM PDT.

&&


WAC045-060000-
/O.CON.KSEW.FL.W.0047.000000T0000Z-211105T2347Z/
/SRPW1.1.ER.211104T1146Z.211105T0130Z.211105T1447Z.NO/
204 PM PDT Fri Nov 5 2021

...The Flood Warning remains in effect...

The Flood Warning continues for
  the Skokomish River At Potlatch.
* Until late this afternoon.
* At 2:00 PM PDT Friday the stage was around 16.9 feet.
* Flood stage is 16.5 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Recent Activity...The river remained above flood stage at Potlatch 
  today.
* Forecast...The river is expected to fall just below flood stage 
  Saturday afternoon.
* Impact...At 16.5 feet, the Skokomish River will cause widespread 
  flooding of pasture lands, with water flowing quickly over West 
  Bourgault Road and Skokomish Valley Road.
* Flood History...This crest compares to a previous crest of 16.8 
  feet on 11/23/1990.


&&

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

$$

19
490 
WGUS86 KSEW 052113
FLSSEW

Flood Statement
National Weather Service Seattle WA
213 PM PDT Fri Nov 5 2021

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

  Skokomish River At Potlatch affecting Mason County.

.Rain early this morning kept the Skokomish River at Potlatch above 
flood stage today.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

Caution is urged when walking near riverbanks.

Additional information is available at www.weather.gov.

The next statement will be issued by this evening at 1145 PM PDT.

&&


WAC045-060645-
/O.EXT.KSEW.FL.W.0047.000000T0000Z-211106T2224Z/
/SRPW1.1.ER.211104T1146Z.211105T0130Z.211106T2037Z.NO/
213 PM PDT Fri Nov 5 2021

...The Flood Warning is now in effect until tomorrow afternoon...

The Flood Warning continues for
  the Skokomish River At Potlatch.
* Until tomorrow afternoon.
* At 2:00 PM PDT Friday the stage was around 16.9 feet.
* Flood stage is 16.5 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Recent Activity...The river remained above flood stage at Potlatch 
  today.
* Forecast...Forecast...The river is expected to fall just below 
  flood stage
  Saturday afternoon.
* Impact...At 16.5 feet, the Skokomish River will cause widespread 
  flooding of pasture lands, with water flowing quickly over West 
  Bourgault Road and Skokomish Valley Road.
* Flood History...This crest compares to a previous crest of 16.8 
  feet on 11/23/1990.


&&

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

$$

19
210 
WGUS86 KSEW 060524
FLSSEW

Flood Statement
National Weather Service Seattle WA
1024 PM PDT Fri Nov 5 2021

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

  Skokomish River At Potlatch affecting Mason County.

.Frequent rain will keep the river at or near flood stage through at 
least the weekend.

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.

Caution is urged when walking near riverbanks.

Additional information is available at www.weather.gov.

The next statement will be issued by Saturday morning at 900 AM PDT.

&&


WAC045-061800-
/O.EXT.KSEW.FL.W.0047.000000T0000Z-211106T1915Z/
/SRPW1.1.ER.211104T1146Z.211105T0130Z.211106T1015Z.NO/
1024 PM PDT Fri Nov 5 2021

...The Flood Warning is now in effect until early tomorrow 
afternoon...

The Flood Warning continues for
  the Skokomish River At Potlatch.
* Until early tomorrow afternoon.
* At 10:00 PM PDT Friday the stage was 16.6 feet.
* Flood stage is 16.5 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Recent Activity...The maximum river stage in the 24 hours ending 
  at 10:00 PM PDT Friday was 16.9 feet.
* Forecast...The river is expected to fall below flood stage late 
  tonight and continue falling to 16.4 feet early Sunday morning. 
  Another rise to near flood stage is expected late Sunday afternoon.
* Impact...At 16.5 feet, the Skokomish River will cause widespread 
  flooding of pasture lands, with water flowing quickly over West 
  Bourgault Road and Skokomish Valley Road.
* Flood History...This crest compares to a previous crest of 16.5 
  feet on 01/07/2007.


&&

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

$$

mbutwin

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 4, 2:15 PM PDTGale WatchSEW24 hr
Nov 4, 2:15 PM PDTSmall Craft AdvisorySEW24 hr
Nov 4, 3:29 PM PDTCoastal Flood AdvisorySEW3 hr
Nov 4, 4:19 PM PDTSmall Craft AdvisorySEW22 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.