Alert archive / Washington / Flood Watches in 2021

Flood Watch 13, NWS Seattle, WA

November 24, 20218 counties in Washington

NWS Seattle, WA issued this flood watch at Nov 24, 2021, 2:43 AM PST for 8 counties in Washington. It took effect at Nov 25, 2021, 10:00 PM PST. It was in force for 3 days.

The area

The counties it named.

The facts

Issued
Nov 24, 2021, 2:43 AM PST (10:43 UTC)
In effect from
Nov 25, 2021, 10:00 PM PST
Expired
Nov 29, 2021, 1:01 AM PST
In force
3 days
Issued by
NWS Seattle, WA
Flood severity
None

Counties Clallam County, WA, Grays Harbor County, WA, Jefferson County, WA, King County, WA, Mason County, WA, Skagit County, WA, Snohomish County, WA, Whatcom County, WA

The radar

The Seattle radar (KATX), 36 km from the middle of the area, began a volume at 10:40 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 nearest sounding before it

Quillayute State, WA (KUIL), launched 00:00Z, 10.7 hours before the alert went out and 133 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Quillayute State, WA at 00:00Z on 2021-11-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 21 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Quillayute State, WA at 00:00Z on 2021-11-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 116 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
21 J/kg
Mixed-layer CIN
-3 J/kg
Mixed-layer LCL
745 m above ground
0-6 km bulk shear
53 kt
0-1 km storm-relative helicity
116 m²/s²
0-3 km storm-relative helicity
144 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

642 
WGUS66 KSEW 241043
FFASEW

URGENT - IMMEDIATE BROADCAST REQUESTED
Flood Watch
National Weather Service Seattle WA
243 AM PST Wed Nov 24 2021

.Heavy rain in the Olympics Thursday through Saturday will force 
sharp rises on the Skokomish River with flooding possible.

WAC045-250000-
/O.NEW.KSEW.FA.A.0013.211126T0600Z-211128T1400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Mason-
Including the cities of Shelton
243 AM PST Wed Nov 24 2021

...FLOOD WATCH IN EFFECT FROM THURSDAY EVENING THROUGH LATE SATURDAY 
NIGHT...

* WHAT...Flooding caused by excessive rainfall is possible.

* WHERE...A portion of northwest Washington, including the following 
  area, Mason.

* WHEN...From Thursday evening through late Saturday night.

* IMPACTS...Excessive runoff may result in flooding of rivers, 
  creeks, streams, and other low-lying and flood-prone locations.

* ADDITIONAL DETAILS...
  - Heavy rain will begin on Thursday with flooding possible
    Thursday night. The Skokomish River will recede on Friday
    then rise again on Saturday.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be alert for possible Flood 
Warnings. Those living in areas prone to flooding should be prepared 
to take action should flooding develop.

&&

$$

33
11 follow-up statements
514 
WGUS66 KSEW 242314
FFASEW

Flood Watch
National Weather Service Seattle WA
314 PM PST Wed Nov 24 2021

.Heavy rain in the Olympics Thursday and Thursday night will cause 
the Skokomish River to rise with flooding possible.

WAC045-251800-
/O.CON.KSEW.FA.A.0013.211126T0600Z-211128T1400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Mason-
Including the cities of Shelton
314 PM PST Wed Nov 24 2021

...FLOOD WATCH REMAINS IN EFFECT FROM THURSDAY EVENING THROUGH LATE 
SATURDAY NIGHT...

* WHAT...Flooding caused by excessive rainfall is possible.

* WHERE...Mason County in Western Washington.

* WHEN...From Thursday evening through late Saturday night.

* IMPACTS...Excessive runoff may result in flooding of rivers, 
  creeks, streams, and other low-lying and flood-prone locations.

* ADDITIONAL DETAILS...
  - Heavy rain will fall at times in the Olympic Mountains with a
    high snow level.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor forecasts and be alert for possible Flood 
Warnings. Those living in areas prone to flooding should be prepared 
to take action should flooding develop.

&&

$$

19
686 
WGUS66 KSEW 251053
FFASEW

URGENT - IMMEDIATE BROADCAST REQUESTED
Flood Watch
National Weather Service Seattle WA
253 AM PST Thu Nov 25 2021

.Heavy rain in the Olympics and north Cascades today through Friday 
will force sharp rises on the rivers with flooding possible.

WAC073-260000-
/O.EXB.KSEW.FA.A.0013.211126T1800Z-211127T1800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Whatcom-
Including the cities of Bellingham
253 AM PST Thu Nov 25 2021

...FLOOD WATCH IN EFFECT FROM FRIDAY MORNING THROUGH SATURDAY 
MORNING...

* WHAT...Flooding caused by excessive rainfall is possible.

* WHERE...A portion of northwest Washington, including the following 
  area, Whatcom.

* WHEN...From Friday morning through Saturday morning.

* IMPACTS...Excessive runoff may result in flooding of rivers, 
  creeks, streams, and other low-lying and flood-prone locations.

* ADDITIONAL DETAILS...
  - Heavy rain will force sharp rises on the Nooksack River with
    flooding possible.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be alert for possible Flood 
Warnings. Those living in areas prone to flooding should be prepared 
to take action should flooding develop.

&&

$$

WAC045-260000-
/O.CON.KSEW.FA.A.0013.211126T0600Z-211128T1400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Mason-
Including the cities of Shelton
253 AM PST Thu Nov 25 2021

...FLOOD WATCH REMAINS IN EFFECT FROM THIS EVENING THROUGH LATE 
SATURDAY NIGHT...

* WHAT...Flooding caused by excessive rainfall continues to be 
  possible.

* WHERE...A portion of northwest Washington, including the following 
  area, Mason.

* WHEN...From this evening through late Saturday night.

* IMPACTS...Excessive runoff may result in flooding of rivers, 
  creeks, streams, and other low-lying and flood-prone locations.

* ADDITIONAL DETAILS...
  - Heavy rain in the Olympics will force sharp rises on the
    Skokomish River with flooding possible.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be alert for possible Flood 
Warnings. Those living in areas prone to flooding should be prepared 
to take action should flooding develop.

&&

$$

33
971 
WGUS66 KSEW 252236
FFASEW

URGENT - IMMEDIATE BROADCAST REQUESTED
Flood Watch
National Weather Service Seattle WA
236 PM PST Thu Nov 25 2021

WAC057-261200-
/O.EXA.KSEW.FA.A.0013.211126T1800Z-211127T1800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Skagit-
Including the cities of Burlington, Sedro-Woolley, Mount Vernon, and 
Anacortes
236 PM PST Thu Nov 25 2021

...FLOOD WATCH IN EFFECT FROM FRIDAY MORNING THROUGH SATURDAY 
MORNING...

* WHAT...Flooding caused by excessive rainfall is possible.

* WHERE...A portion of northwest Washington, including the following 
  area, Skagit.

* WHEN...From Friday morning through Saturday morning.

* IMPACTS...Excessive runoff may result in flooding of rivers, 
  creeks, streams, and other low-lying and flood-prone locations.

* ADDITIONAL DETAILS...
  - Heavy rain will force sharp rises on the Skagit River with
    flooding possible.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be alert for possible Flood 
Warnings. Those living in areas prone to flooding should be prepared 
to take action should flooding develop.

&&

$$

WAC045-261200-
/O.CON.KSEW.FA.A.0013.211126T0600Z-211128T1400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Mason-
Including the cities of Shelton
236 PM PST Thu Nov 25 2021

...FLOOD WATCH REMAINS IN EFFECT FROM 10 PM PST THIS EVENING THROUGH 
LATE SATURDAY NIGHT...

* WHAT...Flooding caused by excessive rainfall continues to be 
  possible.

* WHERE...A portion of northwest Washington, including the following 
  area, Mason.

* WHEN...From 10 PM PST this evening through late Saturday night.

* IMPACTS...Excessive runoff may result in flooding of rivers, 
  creeks, streams, and other low-lying and flood-prone locations.

* ADDITIONAL DETAILS...
  - Heavy rain in the Olympics will force sharp rises on the
    Skokomish River with flooding possible.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be alert for possible Flood 
Warnings. Those living in areas prone to flooding should be prepared 
to take action should flooding develop.

&&

$$

WAC073-261200-
/O.CON.KSEW.FA.A.0013.211126T1800Z-211127T1800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Whatcom-
Including the cities of Bellingham
236 PM PST Thu Nov 25 2021

...FLOOD WATCH REMAINS IN EFFECT FROM FRIDAY MORNING THROUGH 
SATURDAY MORNING...

* WHAT...Flooding caused by excessive rainfall continues to be 
  possible.

* WHERE...A portion of northwest Washington, including the following 
  area, Whatcom.

* WHEN...From Friday morning through Saturday morning.

* IMPACTS...Excessive runoff may result in flooding of rivers, 
  creeks, streams, and other low-lying and flood-prone locations.

* ADDITIONAL DETAILS...
  - Heavy rain will force sharp rises on the Nooksack River with
    flooding possible.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be alert for possible Flood 
Warnings. Those living in areas prone to flooding should be prepared 
to take action should flooding develop.

&&

$$

16
986 
WGUS66 KSEW 260000
FFASEW

URGENT - IMMEDIATE BROADCAST REQUESTED
Flood Watch
National Weather Service Seattle WA
400 PM PST Thu Nov 25 2021

WAC033-061-261300-
/O.EXB.KSEW.FA.A.0013.211126T1200Z-211127T1800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
King-Snohomish-
Including the cities of Everett, Seattle, Lynnwood, Marysville, and 
Edmonds
400 PM PST Thu Nov 25 2021

...FLOOD WATCH IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY 
MORNING...

* WHAT...Flooding caused by excessive rainfall is possible.

* WHERE...A portion of west central Washington, including the 
  following areas, King and Snohomish.

* WHEN...From late tonight through Saturday morning.

* IMPACTS...Excessive runoff may result in flooding of rivers, 
  creeks, streams, and other low-lying and flood-prone locations.

* ADDITIONAL DETAILS...
  - Heavy rain in the Cascades will cause sharp rises on area
    rivers tonight. Minor flooding is possible Friday and Friday
    night.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be alert for possible Flood 
Warnings. Those living in areas prone to flooding should be prepared 
to take action should flooding develop.

&&

$$

WAC057-073-261300-
/O.EXT.KSEW.FA.A.0013.211126T1200Z-211127T1800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Skagit-Whatcom-
Including the cities of Burlington, Bellingham, Sedro-Woolley, Mount 
Vernon, and Anacortes
400 PM PST Thu Nov 25 2021

...FLOOD WATCH NOW IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY 
MORNING...

* WHAT...Flooding caused by excessive rainfall continues to be 
  possible.

* WHERE...A portion of northwest Washington, including the following 
  areas, Skagit and Whatcom.

* WHEN...From late tonight through Saturday morning.

* IMPACTS...Excessive runoff may result in flooding of rivers, 
  creeks, streams, and other low-lying and flood-prone locations.

* ADDITIONAL DETAILS...
  - Heavy rain in the Cascades will cause sharp rises on area
    rivers tonight with flooding possible Friday and Friday
    night.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be alert for possible Flood 
Warnings. Those living in areas prone to flooding should be prepared 
to take action should flooding develop.

&&

$$

WAC045-261300-
/O.CON.KSEW.FA.A.0013.211126T0600Z-211128T1400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Mason-
Including the cities of Shelton
400 PM PST Thu Nov 25 2021

...FLOOD WATCH REMAINS IN EFFECT FROM 10 PM PST THIS EVENING THROUGH 
LATE SATURDAY NIGHT...

* WHAT...Flooding caused by excessive rainfall continues to be 
  possible.

* WHERE...A portion of northwest Washington, including the following 
  area, Mason.

* WHEN...From 10 PM PST this evening through late Saturday night.

* IMPACTS...Excessive runoff may result in flooding of rivers, 
  creeks, streams, and other low-lying and flood-prone locations.

* ADDITIONAL DETAILS...
  - Heavy rain in the Olympics will cause sharp rises on the
    Skokomish River tonight with flooding possible by early
    Friday.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be alert for possible Flood 
Warnings. Those living in areas prone to flooding should be prepared 
to take action should flooding develop.

&&

$$

16
436 
WGUS66 KSEW 261103
FFASEW

URGENT - IMMEDIATE BROADCAST REQUESTED
Flood Watch
National Weather Service Seattle WA
303 AM PST Fri Nov 26 2021

.Heavy rainfall in the Olympics and Cascades will force sharp rises 
on the rivers with flooding possible.

WAC009-027-031-270000-
/O.EXB.KSEW.FA.A.0013.211128T0600Z-211130T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Clallam-Grays Harbor-Jefferson-
Including the cities of Port Townsend, Aberdeen, Sequim, and Hoquiam
303 AM PST Fri Nov 26 2021

...FLOOD WATCH IN EFFECT FROM SATURDAY EVENING THROUGH MONDAY 
EVENING...

* WHAT...Flooding caused by excessive rainfall is possible.

* WHERE...A portion of northwest Washington, including the following 
  areas, Clallam, Grays Harbor and Jefferson.

* WHEN...From Saturday evening through Monday evening.

* IMPACTS...Excessive runoff may result in flooding of rivers, 
  creeks, streams, and other low-lying and flood-prone locations.

* ADDITIONAL DETAILS...
  - Rivers flowing off the Olympics will rise this weekend with
    flooding possible.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be alert for possible Flood 
Warnings. Those living in areas prone to flooding should be prepared 
to take action should flooding develop.

&&

$$

WAC033-057-061-073-270000-
/O.EXT.KSEW.FA.A.0013.211126T1200Z-211129T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
King-Skagit-Snohomish-Whatcom-
Including the cities of Lynnwood, Bellingham, Everett, Edmonds, 
Burlington, Marysville, Seattle, Sedro-Woolley, Mount Vernon, and 
Anacortes
303 AM PST Fri Nov 26 2021

...FLOOD WATCH NOW IN EFFECT THROUGH SUNDAY AFTERNOON...

* WHAT...Flooding caused by excessive rainfall continues to be 
  possible.

* WHERE...Portions of northwest Washington and west central 
  Washington, including the following areas, in northwest 
  Washington, Skagit and Whatcom. In west central Washington, King 
  and Snohomish.

* WHEN...Through Sunday afternoon.

* IMPACTS...Excessive runoff may result in flooding of rivers, 
  creeks, streams, and other low-lying and flood-prone locations.

* ADDITIONAL DETAILS...
  - Rivers will be running high through this weekend with
    flooding possible.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be alert for possible Flood 
Warnings. Those living in areas prone to flooding should be prepared 
to take action should flooding develop.

&&

$$

WAC045-270000-
/O.CON.KSEW.FA.A.0013.000000T0000Z-211128T1400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Mason-
Including the cities of Shelton
303 AM PST Fri Nov 26 2021

...FLOOD WATCH REMAINS IN EFFECT THROUGH LATE SATURDAY NIGHT...

* WHAT...Flooding caused by excessive rainfall continues to be 
  possible.

* WHERE...A portion of northwest Washington, including the following 
  area, Mason.

* WHEN...Through late Saturday night.

* IMPACTS...Excessive runoff may result in flooding of rivers, 
  creeks, streams, and other low-lying and flood-prone locations.

* ADDITIONAL DETAILS...
  - The Skokomish River will be running high through this weekend
    with flooding possible.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be alert for possible Flood 
Warnings. Those living in areas prone to flooding should be prepared 
to take action should flooding develop.

&&

$$

33
118 
WGUS66 KSEW 262309
FFASEW

Flood Watch
National Weather Service Seattle WA
309 PM PST Fri Nov 26 2021

.Heavy rainfall in the Olympics and Cascades will force sharp rises 
on rivers with flooding possible.

WAC045-271300-
/O.CON.KSEW.FA.A.0013.000000T0000Z-211128T1400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Mason-
Including the cities of Shelton
309 PM PST Fri Nov 26 2021

...FLOOD WATCH REMAINS IN EFFECT THROUGH LATE SATURDAY NIGHT...

* WHAT...Flooding caused by excessive rainfall continues to be 
  possible.

* WHERE...A portion of northwest Washington, including the following 
  area, Mason.

* WHEN...Through late Saturday night.

* IMPACTS...Excessive runoff may result in flooding of rivers, 
  creeks, streams, and other low-lying and flood-prone locations.

* ADDITIONAL DETAILS...
  - The Skokomish River will be running high through this weekend
    with flooding possible.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be alert for possible Flood 
Warnings. Those living in areas prone to flooding should be prepared 
to take action should flooding develop.

&&

$$

WAC033-057-061-073-271300-
/O.CON.KSEW.FA.A.0013.000000T0000Z-211129T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
King-Skagit-Snohomish-Whatcom-
Including the cities of Lynnwood, Bellingham, Everett, Edmonds, 
Burlington, Marysville, Seattle, Sedro-Woolley, Mount Vernon, and 
Anacortes
309 PM PST Fri Nov 26 2021

...FLOOD WATCH REMAINS IN EFFECT THROUGH SUNDAY AFTERNOON...

* WHAT...Flooding caused by excessive rainfall continues to be 
  possible.

* WHERE...Portions of northwest Washington and west central 
  Washington, including the following areas, in northwest 
  Washington, Skagit and Whatcom. In west central Washington, King 
  and Snohomish.

* WHEN...Through Sunday afternoon.

* IMPACTS...Excessive runoff may result in flooding of rivers, 
  creeks, streams, and other low-lying and flood-prone locations.

* ADDITIONAL DETAILS...
  - Rivers will be running high through this weekend with
    flooding possible.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be alert for possible Flood 
Warnings. Those living in areas prone to flooding should be prepared 
to take action should flooding develop.

&&

$$

WAC009-027-031-271300-
/O.CON.KSEW.FA.A.0013.211128T0600Z-211130T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Clallam-Grays Harbor-Jefferson-
Including the cities of Port Townsend, Aberdeen, Sequim, and Hoquiam
309 PM PST Fri Nov 26 2021

...FLOOD WATCH REMAINS IN EFFECT FROM SATURDAY EVENING THROUGH 
MONDAY EVENING...

* WHAT...Flooding caused by excessive rainfall continues to be 
  possible.

* WHERE...A portion of northwest Washington, including the following 
  areas, Clallam, Grays Harbor and Jefferson.

* WHEN...From Saturday evening through Monday evening.

* IMPACTS...Excessive runoff may result in flooding of rivers, 
  creeks, streams, and other low-lying and flood-prone locations.

* ADDITIONAL DETAILS...
  - Rivers flowing off the Olympics will rise this weekend with
    flooding possible.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be alert for possible Flood 
Warnings. Those living in areas prone to flooding should be prepared 
to take action should flooding develop.

&&

$$

16
187 
WGUS66 KSEW 271214
FFASEW

URGENT - IMMEDIATE BROADCAST REQUESTED
Flood Watch
National Weather Service Seattle WA
414 AM PST Sat Nov 27 2021

.Heavy rainfall in the Olympics and Cascades will force sharp rises 
on rivers with flooding possible.

WAC045-280115-
/O.EXT.KSEW.FA.A.0013.000000T0000Z-211129T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Mason-
Including the cities of Shelton
414 AM PST Sat Nov 27 2021

...FLOOD WATCH NOW IN EFFECT THROUGH SUNDAY AFTERNOON...

* WHAT...Flooding caused by excessive rainfall is possible.

* WHERE...A portion of northwest Washington, including the following 
  area, Mason.

* WHEN...Through Sunday afternoon.

* IMPACTS...Excessive runoff may result in flooding of rivers, 
  creeks, streams, and other low-lying and flood-prone locations.

* ADDITIONAL DETAILS...
  - The Skokomish River will be running high through this weekend
    with flooding possible.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be alert for possible Flood 
Warnings. Those living in areas prone to flooding should be prepared 
to take action should flooding develop.

&&

$$

WAC033-057-061-073-280000-
/O.EXT.KSEW.FA.A.0013.000000T0000Z-211128T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
King-Skagit-Snohomish-Whatcom-
Including the cities of Lynnwood, Bellingham, Everett, Edmonds, 
Burlington, Marysville, Seattle, Sedro-Woolley, Mount Vernon, and 
Anacortes
414 AM PST Sat Nov 27 2021

...FLOOD WATCH NOW IN EFFECT UNTIL 4 PM PST THIS AFTERNOON...

* WHAT...Flooding caused by excessive rainfall is possible.

* WHERE...Portions of northwest Washington and west central 
  Washington, including the following areas, in northwest 
  Washington, Skagit and Whatcom. In west central Washington, King 
  and Snohomish.

* WHEN...Until 4 PM PST this afternoon.

* IMPACTS...Excessive runoff may result in flooding of rivers, 
  creeks, streams, and other low-lying and flood-prone locations.

* ADDITIONAL DETAILS...
  - Rivers will be running high through this weekend with
    flooding possible.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be alert for possible Flood 
Warnings. Those living in areas prone to flooding should be prepared 
to take action should flooding develop.

&&

$$

WAC009-027-031-280115-
/O.EXT.KSEW.FA.A.0013.211128T0600Z-211129T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Clallam-Grays Harbor-Jefferson-
Including the cities of Port Townsend, Aberdeen, Sequim, and Hoquiam
414 AM PST Sat Nov 27 2021

...FLOOD WATCH NOW IN EFFECT FROM THIS EVENING THROUGH SUNDAY 
AFTERNOON...

* WHAT...Flooding caused by excessive rainfall continues to be 
  possible.

* WHERE...A portion of northwest Washington, including the following 
  areas, Clallam, Grays Harbor and Jefferson.

* WHEN...From this evening through Sunday afternoon.

* IMPACTS...Excessive runoff may result in flooding of rivers, 
  creeks, streams, and other low-lying and flood-prone locations.

* ADDITIONAL DETAILS...
  - Rivers flowing off the Olympics will rise this weekend with
    flooding possible.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be alert for possible Flood 
Warnings. Those living in areas prone to flooding should be prepared 
to take action should flooding develop.

&&

$$

Mbutwin
898 
WGUS66 KSEW 272323
FFASEW

URGENT - IMMEDIATE BROADCAST REQUESTED
Flood Watch
National Weather Service Seattle WA
323 PM PST Sat Nov 27 2021

.Heavy rainfall in the Olympics and Cascades will force sharp rises 
on rivers with flooding possible.

WAC045-281230-
/O.EXT.KSEW.FA.A.0013.000000T0000Z-211129T1800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Mason-
Including the cities of Shelton
323 PM PST Sat Nov 27 2021

...FLOOD WATCH NOW IN EFFECT THROUGH MONDAY MORNING...

* WHAT...Flooding caused by excessive rainfall continues to be 
  possible.

* WHERE...A portion of northwest Washington, including the following 
  area, Mason.

* WHEN...Through Monday morning.

* IMPACTS...Excessive runoff may result in flooding of rivers, 
  creeks, streams, and other low-lying and flood-prone locations.

* ADDITIONAL DETAILS...
  - The Skokomish River will be running high through this weekend
    with flooding possible.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be alert for possible Flood 
Warnings. Those living in areas prone to flooding should be prepared 
to take action should flooding develop.

&&

$$

WAC033-057-061-073-281230-
/O.EXT.KSEW.FA.A.0013.000000T0000Z-211129T1800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
King-Skagit-Snohomish-Whatcom-
Including the cities of Lynnwood, Bellingham, Everett, Edmonds, 
Burlington, Marysville, Seattle, Sedro-Woolley, Mount Vernon, and 
Anacortes
323 PM PST Sat Nov 27 2021

...FLOOD WATCH NOW IN EFFECT THROUGH MONDAY MORNING...

* WHAT...Flooding caused by excessive rainfall continues to be 
  possible.

* WHERE...Portions of northwest Washington and west central 
  Washington, including the following areas, in northwest 
  Washington, Skagit and Whatcom. In west central Washington, King 
  and Snohomish.

* WHEN...Through Monday morning.

* IMPACTS...Excessive runoff may result in flooding of rivers, 
  creeks, streams, and other low-lying and flood-prone locations.

* ADDITIONAL DETAILS...
  - Rivers will be running high through this weekend with
    flooding possible.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be alert for possible Flood 
Warnings. Those living in areas prone to flooding should be prepared 
to take action should flooding develop.

&&

$$

WAC009-027-031-281230-
/O.EXT.KSEW.FA.A.0013.211128T0000Z-211129T1800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Clallam-Grays Harbor-Jefferson-
Including the cities of Port Townsend, Aberdeen, Sequim, and Hoquiam
323 PM PST Sat Nov 27 2021

...FLOOD WATCH NOW IN EFFECT THROUGH MONDAY MORNING...

* WHAT...Flooding caused by excessive rainfall continues to be 
  possible.

* WHERE...A portion of northwest Washington, including the following 
  areas, Clallam, Grays Harbor and Jefferson.

* WHEN...Through Monday morning.

* IMPACTS...Excessive runoff may result in flooding of rivers, 
  creeks, streams, and other low-lying and flood-prone locations.

* ADDITIONAL DETAILS...
  - Rivers flowing off the Olympics will rise this weekend with
    flooding possible.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be alert for possible Flood 
Warnings. Those living in areas prone to flooding should be prepared 
to take action should flooding develop.

&&

$$

18
377 
WGUS66 KSEW 281209
FFASEW

Flood Watch
National Weather Service Seattle WA
409 AM PST Sun Nov 28 2021

.Heavy rainfall in the Olympics and Cascades will force sharp rises 
on rivers with flooding possible.

WAC045-290000-
/O.CON.KSEW.FA.A.0013.000000T0000Z-211129T1800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Mason-
Including the cities of Shelton
409 AM PST Sun Nov 28 2021

...FLOOD WATCH REMAINS IN EFFECT THROUGH MONDAY MORNING...

* WHAT...Flooding caused by excessive rainfall is possible.

* WHERE...A portion of northwest Washington, including the following 
  area, Mason.

* WHEN...Through Monday morning.

* IMPACTS...Excessive runoff may result in flooding of rivers, 
  creeks, streams, and other low-lying and flood-prone locations.

* ADDITIONAL DETAILS...
  - Area rivers will be running high through the early part of
    the week with flooding possible.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be alert for possible Flood 
Warnings. Those living in areas prone to flooding should be prepared 
to take action should flooding develop.

&&

$$

WAC033-057-061-073-290000-
/O.CON.KSEW.FA.A.0013.000000T0000Z-211129T1800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
King-Skagit-Snohomish-Whatcom-
Including the cities of Lynnwood, Bellingham, Everett, Edmonds, 
Burlington, Marysville, Seattle, Sedro-Woolley, Mount Vernon, and 
Anacortes
409 AM PST Sun Nov 28 2021

...FLOOD WATCH REMAINS IN EFFECT THROUGH MONDAY MORNING...

* WHAT...Flooding caused by excessive rainfall is possible.

* WHERE...Portions of northwest Washington and west central 
  Washington, including the following areas, in northwest 
  Washington, Skagit and Whatcom. In west central Washington, King 
  and Snohomish.

* WHEN...Through Monday morning.

* IMPACTS...Excessive runoff may result in flooding of rivers, 
  creeks, streams, and other low-lying and flood-prone locations.

* ADDITIONAL DETAILS...
  - Rivers will be running high into the early part of the week
    with flooding possible.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be alert for possible Flood 
Warnings. Those living in areas prone to flooding should be prepared 
to take action should flooding develop.

&&

$$

WAC009-027-031-290000-
/O.CON.KSEW.FA.A.0013.000000T0000Z-211129T1800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Clallam-Grays Harbor-Jefferson-
Including the cities of Port Townsend, Aberdeen, Sequim, and Hoquiam
409 AM PST Sun Nov 28 2021

...FLOOD WATCH REMAINS IN EFFECT THROUGH MONDAY MORNING...

* WHAT...Flooding caused by excessive rainfall continues to be 
  possible.

* WHERE...A portion of northwest Washington, including the following 
  areas, Clallam, Grays Harbor and Jefferson.

* WHEN...Through Monday morning.

* IMPACTS...Excessive runoff may result in flooding of rivers, 
  creeks, streams, and other low-lying and flood-prone locations.

* ADDITIONAL DETAILS...
  - Rivers will be running high into the early part of the week
    with flooding possible.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be alert for possible Flood 
Warnings. Those living in areas prone to flooding should be prepared 
to take action should flooding develop.

&&

$$

45
646 
WGUS66 KSEW 282057
FFASEW

Flood Watch
National Weather Service Seattle WA
1257 PM PST Sun Nov 28 2021

.Heavy rainfall in the Olympics and Cascades will force sharp rises 
on rivers with flooding possible.

WAC009-027-031-045-282200-
/O.CAN.KSEW.FA.A.0013.000000T0000Z-211129T1800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Clallam-Grays Harbor-Jefferson-Mason-
Including the cities of Port Townsend, Aberdeen, Shelton, Sequim, 
and Hoquiam
1257 PM PST Sun Nov 28 2021

...FLOOD WATCH IS CANCELLED...

The Flood Watch is cancelled for a portion of northwest Washington, 
including the following areas, Clallam, Grays Harbor, Jefferson and 
Mason.

The Flood Watch is replaced with a Flood Warning for the Bogachiel 
River near La Push and a Flood Warning for the Skokomish River at 
Potlatch.

$$

WAC033-057-061-073-291000-
/O.CON.KSEW.FA.A.0013.000000T0000Z-211129T1800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
King-Skagit-Snohomish-Whatcom-
Including the cities of Lynnwood, Bellingham, Everett, Edmonds, 
Burlington, Marysville, Seattle, Sedro-Woolley, Mount Vernon, and 
Anacortes
1257 PM PST Sun Nov 28 2021

...FLOOD WATCH REMAINS IN EFFECT THROUGH MONDAY MORNING...

* WHAT...Flooding caused by excessive rainfall continues to be 
  possible.

* WHERE...Portions of northwest Washington and west central 
  Washington, including the following areas, in northwest 
  Washington, Skagit and Whatcom. In west central Washington, King 
  and Snohomish.

* WHEN...Through Monday morning.

* IMPACTS...Excessive runoff may result in flooding of rivers, 
  creeks, streams, and other low-lying and flood-prone locations.

* ADDITIONAL DETAILS...
  - Rivers will be running high into the early part of the week
    with flooding possible.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be alert for possible Flood 
Warnings. Those living in areas prone to flooding should be prepared 
to take action should flooding develop.

&&

$$

18
326 
WGUS66 KSEW 290901
FFASEW

Flood Watch
National Weather Service Seattle WA
101 AM PST Mon Nov 29 2021

WAC033-057-061-073-291015-
/O.CAN.KSEW.FA.A.0013.000000T0000Z-211129T1800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
King-Skagit-Snohomish-Whatcom-
Including the cities of Lynnwood, Bellingham, Everett, Edmonds, 
Burlington, Marysville, Seattle, Sedro-Woolley, Mount Vernon, and 
Anacortes
101 AM PST Mon Nov 29 2021

...FLOOD WATCH IS CANCELLED...

The Flood Watch is cancelled for portions of northwest Washington 
and west central Washington, including the following areas, in 
northwest Washington, Skagit and Whatcom. In west central 
Washington, King and Snohomish.

The Flood Watch is cancelled. Flooding is no longer expected to pose 
a threat. Please continue to heed remaining road closures.

$$

45

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 24, 2:29 AM PSTGale WatchSEW6 hr
Nov 24, 2:29 AM PSTSmall Craft AdvisorySEW60 hr
Nov 24, 8:47 AM PSTGale WarningSEW34 hr
Nov 24, 2:44 PM PSTGale WatchSEW6 hr
Nov 24, 3:05 PM PSTWind AdvisorySEWSan Juan27 hr

Nearby

Flood Watches in Washington, 2021Every flood watch 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.