Alert archive / Washington / River Flood Warnings in 2021

River Flood Warning 80, NWS Seattle, WA

November 14, 2021Whatcom County, Washington

NWS Seattle, WA issued this river flood warning at Nov 14, 2021, 1:28 PM PST for Whatcom County, Washington. It took effect at Nov 14, 2021, 7:27 PM PST. It was in force for 66 hr.

The area

The outline as issued.

The facts

Issued
Nov 14, 2021, 1:28 PM PST (21:28 UTC)
In effect from
Nov 14, 2021, 7:27 PM PST
Expired
Nov 17, 2021, 1:54 PM PST
In force
66 hr
Issued by
NWS Seattle, WA
Area
Storm-based polygon
Flood severity
Moderate

County Whatcom County, WA

The radar

The Seattle radar (KATX), 75 km from the middle of the area, began a volume at 21:31 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 Nooksack River at Ferndale (NKSW1). The gauge peaked at 23.80 ft at Nov 16, 2021, 8:00 AM PST.

actionminormoderatemajor1015202511/1411/1511/1611/1711/18
Action stage
15 ft
Minor stage
18 ft
Moderate stage
20.5 ft
Major stage
23 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 12213100, 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.

611 
WGUS46 KSEW 142128
FLWSEW

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Flood Warning
National Weather Service Seattle WA
128 PM PST Sun Nov 14 2021

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

  Nooksack River At Ferndale affecting Whatcom County.

.The Nooksack River at Ferndale will continue to rise and reach 
flood stage this evening.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Motorists should not attempt to drive around barricades or drive 
cars through flooded areas.

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

Additional information is available at www.weather.gov.

The next statement will be issued by this evening at 930 PM PST.

&&


WAC073-150530-
/O.NEW.KSEW.FL.W.0080.211115T0327Z-211117T2351Z/
/NKSW1.2.ER.211115T0327Z.211116T1800Z.211117T1900Z.NO/
128 PM PST Sun Nov 14 2021

...FLOOD WARNING IN EFFECT FROM THIS EVENING THROUGH WEDNESDAY 
AFTERNOON...

* WHAT...Moderate flooding is forecast.

* WHERE...Nooksack River At Ferndale.

* WHEN...From this evening to Wednesday afternoon.

* IMPACTS...At 20.5 feet, the Nooksack River will overflow levees 
  and banks along the east bank of the river from Hovander Park 
  downstream to Marietta, causing widespread flooding from near 
  Ferndale downstream to the mouth...with swift waters in 
  residential areas and over farm lands and roads. Erosion may 
  damage some river banks.


* ADDITIONAL DETAILS...
  - At 1:15 PM PST Sunday the stage was 14.9 feet.
  - Forecast...The river is expected to rise above flood stage
    this evening to a crest of 21.2 feet late Tuesday morning. It
    will then fall below flood stage late Wednesday morning.
  - Flood stage is 18.0 feet.
  - Flood History...This crest compares to a previous crest of
    21.1 feet on 01/05/1984.
  - http://www.weather.gov/safety/flood

&&

LAT...LON 4889 12247 4887 12253 4878 12254 4876 12263
      4891 12262 4896 12247


$$

33
12 follow-up statements
813 
WGUS86 KSEW 150444
FLSSEW

Flood Statement
National Weather Service Seattle WA
844 PM PST Sun Nov 14 2021

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

  Nooksack River At Ferndale affecting Whatcom County.

.The Nooksack River at Ferndale will continue to rise tonight.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Motorists should not attempt to drive around barricades or drive 
cars through flooded areas.

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

Additional information is available at www.weather.gov.

The next statement will be issued by late tonight at 445 AM PST.

&&


WAC073-151245-
/O.EXT.KSEW.FL.W.0080.000000T0000Z-211118T0312Z/
/NKSW1.2.ER.211115T0348Z.211116T1800Z.211118T0102Z.NO/
844 PM PST Sun Nov 14 2021

...FLOOD WARNING NOW IN EFFECT FROM THIS EVENING THROUGH WEDNESDAY 
EVENING...

* WHAT...Moderate flooding is forecast.

* WHERE...Nooksack River At Ferndale.

* WHEN...Until Wednesday evening.

* IMPACTS...At 20.5 feet, the Nooksack River will overflow levees 
  and banks along the east bank of the river from Hovander Park 
  downstream to Marietta, causing widespread flooding from near 
  Ferndale downstream to the mouth...with swift waters in 
  residential areas and over farm lands and roads. Erosion may 
  damage some river banks.


* ADDITIONAL DETAILS...
  - At 8:30 PM PST Sunday the stage was 17 feet.
  - Forecast...The river is expected to rise above flood stage
    this evening to a crest of 21.7 feet late Tuesday morning. It
    will then fall below flood stage Wednesday afternoon.
  - Flood stage is 18.0 feet.
  - Flood History...This crest compares to a previous crest of
    21.2 feet on 11/25/2004.
  - http://www.weather.gov/safety/flood

&&

LAT...LON 4889 12247 4887 12253 4878 12254 4876 12263
      4891 12262 4896 12247


$$

33
429 
WGUS86 KSEW 151206
FLSSEW

Flood Statement
National Weather Service Seattle WA
406 AM PST Mon Nov 15 2021

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

  Nooksack River At Ferndale affecting Whatcom County.

.Heavy rain over Whatcom county and the North Washington Cascades 
will come to an end later this morning into the early afternoon 
hours. The flood crest will make its way down the Nooksack river 
reaching Ferndale Tuesday.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Motorists should not attempt to drive around barricades or drive 
cars through flooded areas.

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

Additional information is available at www.weather.gov.

The next statement will be issued by this afternoon at 1215 PM PST.

&&


WAC073-152015-
/O.EXT.KSEW.FL.W.0080.000000T0000Z-000000T0000Z/
/NKSW1.2.ER.211115T0348Z.211117T0000Z.000000T0000Z.NO/
406 AM PST Mon Nov 15 2021

...FLOOD WARNING NOW IN EFFECT FROM EARLY THIS MORNING UNTIL FURTHER 
NOTICE...

* WHAT...Moderate flooding is forecast.

* WHERE...Nooksack River At Ferndale.

* WHEN...Until further notice.

* IMPACTS...At 20.5 feet, the Nooksack River will overflow levees 
  and banks along the east bank of the river from Hovander Park 
  downstream to Marietta, causing widespread flooding from near 
  Ferndale downstream to the mouth...with swift waters in 
  residential areas and over farm lands and roads. Erosion may 
  damage some river banks.


* ADDITIONAL DETAILS...
  - At 3:30 AM PST Monday the stage was 17.8 feet.
  - Forecast...The river will rise above flood stage around 6 am
    today and continue to riser through Tuesday morning. The
    river will crest near 21.8 feet Tuesday afternoon.
  - Flood stage is 18.0 feet.
  - Flood History...This crest compares to a previous crest of
    21.2 feet on 11/25/2004.
  - http://www.weather.gov/safety/flood

&&

LAT...LON 4889 12247 4887 12253 4878 12254 4876 12263
      4891 12262 4896 12247


$$

44
963 
WGUS86 KSEW 151815
FLSSEW

Flood Statement
National Weather Service Seattle WA
1015 AM PST Mon Nov 15 2021

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

  Stillaguamish River At Arlington affecting Snohomish County.

  Skagit River Near Mt. Vernon affecting Skagit County.

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

  Nooksack River At Ferndale affecting Whatcom County.

  Nooksack River At North Cedarville affecting Whatcom County.

  South Fork Nooksack River At Saxon Bridge affecting Whatcom 
  County.

  Skagit River Near Concrete affecting Skagit County.

.A brief burst of heavy rain later this morning into this afternoon 
will have a final push on the river levels but should only drive 
them up slightly more before the rains taper off.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Motorists should not attempt to drive around barricades or drive 
cars through flooded areas.

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

Flooding is occurring or is imminent. Most flood related deaths 
occur in automobiles. Do not attempt to cross water covered bridges, 
dips, or low water crossings. Never try to cross a flowing stream, 
even a small one, on foot. To escape rising water find another route 
over higher ground.

Additional information is available at www.weather.gov.

The next statement will be issued by this evening at 615 PM PST.

&&


WAC061-160215-
/O.EXT.KSEW.FL.W.0084.000000T0000Z-211116T2013Z/
/ARLW1.1.ER.211115T1200Z.211116T0600Z.211116T0813Z.NO/
1015 AM PST Mon Nov 15 2021

...FLOOD WARNING NOW IN EFFECT FROM THIS MORNING THROUGH TUESDAY 
AFTERNOON...

* WHAT...Minor flooding is forecast.

* WHERE...Stillaguamish River At Arlington.

* WHEN...Until early tomorrow afternoon.

* IMPACTS...At 14.0 feet, the Stillaguamish River will locally spill 
  over its banks.  Minor flooding around Silvana will occur...
  including over Pioneer Highway.  A stage of 14 feet on the 
  Stillaguamish River corresponds roughly to Phase 2 in the 
  Snohomish County Flood program.

* ADDITIONAL DETAILS...
  - At 9:40 AM PST Monday the stage was 12.3 feet.
  - Forecast...The river is expected to rise above flood stage
    late this afternoon to a crest of 15.1 feet late this
    evening. It will then fall below flood stage just after
    midnight tonight.
  - Flood stage is 14.0 feet.
  - Flood History...This crest compares to a previous crest of
    15.0 feet on 11/18/2003.
  - http://www.weather.gov/safety/flood

&&

LAT...LON 4816 12211 4817 12223 4816 12237 4826 12240
      4823 12224 4824 12214


$$

WAC073-160215-
/O.EXT.KSEW.FL.W.0080.000000T0000Z-211118T1942Z/
/NKSW1.2.ER.211115T0348Z.211117T0000Z.211118T1041Z.NO/
1015 AM PST Mon Nov 15 2021

...FLOOD WARNING NOW IN EFFECT FROM THIS MORNING THROUGH THURSDAY 
MORNING...

* WHAT...Minor flooding is occurring and moderate flooding is 
  forecast.

* WHERE...Nooksack River At Ferndale.

* WHEN...Until late Thursday morning.

* IMPACTS...At 20.5 feet, the Nooksack River will overflow levees 
  and banks along the east bank of the river from Hovander Park 
  downstream to Marietta, causing widespread flooding from near 
  Ferndale downstream to the mouth...with swift waters in 
  residential areas and over farm lands and roads. Erosion may 
  damage some river banks.


* ADDITIONAL DETAILS...
  - At 9:45 AM PST Monday the stage was 20.1 feet.
  - Recent Activity...The maximum river stage in the 24 hours
    ending at 9:45 AM PST Monday was 20.1 feet.
  - Forecast...The river is expected to rise to a crest of 21.7
    feet tomorrow afternoon. It will then fall below flood stage
    early Thursday morning.
  - Flood stage is 18.0 feet.
  - Flood History...This crest compares to a previous crest of
    21.2 feet on 11/25/2004.
  - http://www.weather.gov/safety/flood

&&

LAT...LON 4889 12247 4887 12253 4878 12254 4876 12263
      4891 12262 4896 12247


$$

WAC057-160215-
/O.EXT.KSEW.FL.W.0079.000000T0000Z-211118T1132Z/
/MVEW1.3.ER.211115T0230Z.211116T1800Z.211117T2332Z.NR/
1015 AM PST Mon Nov 15 2021

...FLOOD WARNING NOW IN EFFECT FROM THIS MORNING THROUGH LATE 
WEDNESDAY NIGHT...

* WHAT...Moderate flooding is occurring and major flooding is 
  forecast. This approaches the flood of record.

* WHERE...Skagit River Near Mt. Vernon.

* WHEN...Until early Thursday morning.

* IMPACTS...At 36.0 feet, the Skagit River will cause severe near 
  record flooding from Sedro Woolley downstream through Mount Vernon 
  to the mouth. Deep and swift flood waters will inundate and 
  possibly damage many roads...farmlands and residential areas. 
  Levees may be damaged.  Flood areas will also include headwaters...
  tributaries...and other streams in the Skagit basin. This level 
  for this location corresponds to a Phase 1 flood in the Skagit 
  County flood system.

* ADDITIONAL DETAILS...
  - At 9:45 AM PST Monday the stage was 31.6 feet.
  - Recent Activity...The maximum river stage in the 24 hours
    ending at 9:45 AM PST Monday was 31.6 feet.
  - Forecast...The river is expected to rise to a crest of 37.6
    feet late tomorrow morning. It will then fall below flood
    stage Wednesday afternoon.
  - Flood stage is 28.0 feet.
  - Flood History...This crest compares to a previous crest of
    37.4 feet on 11/25/1990.
  - http://www.weather.gov/safety/flood

&&

LAT...LON 4846 12227 4840 12230 4830 12235 4837 12250
      4845 12240 4853 12227


$$

WAC073-160215-
/O.EXT.KSEW.FL.W.0078.000000T0000Z-211117T0125Z/
/NRKW1.3.ER.211114T2218Z.211115T1800Z.211116T1625Z.NR/
1015 AM PST Mon Nov 15 2021

...FLOOD WARNING NOW IN EFFECT FROM THIS MORNING THROUGH TUESDAY 
AFTERNOON...

* WHAT...Major flooding is occurring and major flooding is forecast. 
  This approaches the flood of record.

* WHERE...Nooksack River At North Cedarville.

* WHEN...Until tomorrow afternoon.

* IMPACTS...At 150.0 feet, the Nooksack River will cause major near 
  record flooding downstream through Lynden. Deep and swift flood 
  waters will inundate farm lands...roads...and residential areas. 
  The flood may overtop levees. In addition...flood waters could 
  overflow and flood the Sumas drainage. Flooding will occur all 
  along the river including headwaters...tributaries...and other 
  streams within and near the Nooksack River Basin.

* ADDITIONAL DETAILS...
  - At 3:00 AM PST Monday the stage was 149.9 feet. The gage has
    not reported since.
  - Recent Activity...The maximum river stage in the 24 hours
    ending at 3:00 AM PST Monday was 149.9 feet.
  - Forecast...The river is expected to rise to a record crest of
    150.3 feet late this morning. It will then fall below flood
    stage tomorrow morning.
  - Flood stage is 146.5 feet.
  - Flood History...This crest compares to a previous crest of
    149.6 feet on 10/17/2003.
  - http://www.weather.gov/safety/flood

&&

LAT...LON 4880 12224 4885 12236 4889 12247 4896 12247
      4895 12233 4882 12215


$$

WAC073-160215-
/O.EXT.KSEW.FL.W.0074.000000T0000Z-211116T1126Z/
/NSSW1.2.ER.211114T2138Z.211115T1215Z.211116T0226Z.UU/
1015 AM PST Mon Nov 15 2021

...FLOOD WARNING NOW IN EFFECT FROM THIS MORNING THROUGH LATE 
TONIGHT...

* WHAT...Moderate flooding is occurring and minor flooding is 
  forecast.

* WHERE...South Fork Nooksack River At Saxon Bridge.

* WHEN...Until late tonight.

* IMPACTS...At 8.5 feet, the Nooksack River flooding will be 
  widespread with swift water covering farm lands and many roads.  
  Highway 9 north of Acme may be impassable.  Erosion may affect 
  some river banks.

* ADDITIONAL DETAILS...
  - At 9:00 AM PST Monday the stage was 8.7 feet.
  - Recent Activity...The maximum river stage in the 24 hours
    ending at 9:00 AM PST Monday was 9.5 feet.
  - Forecast...The river is expected to fall for awhile and then
    rise again to a crest of 8.3 feet late this afternoon. It
    will then fall below flood stage this evening.
  - Flood stage is 8.0 feet.
  - Flood History...This crest compares to a previous crest of
    8.5 feet on 01/08/2009.
  - http://www.weather.gov/safety/flood

&&

LAT...LON 4865 12219 4871 12226 4880 12224 4882 12215
      4873 12215 4865 12208


$$

WAC057-160215-
/O.EXT.KSEW.FL.W.0071.000000T0000Z-211117T2231Z/
/CONW1.3.ER.211114T1920Z.211115T1715Z.211117T1031Z.NO/
1015 AM PST Mon Nov 15 2021

...FLOOD WARNING NOW IN EFFECT FROM THIS MORNING THROUGH WEDNESDAY 
AFTERNOON...

* WHAT...Major flooding is occurring and major flooding is forecast.

* WHERE...Skagit River Near Concrete.

* WHEN...Until early Wednesday afternoon.

* IMPACTS...At 37.0 feet, the Skagit River will cause major flooding 
  from Rockport downstream through Sedro Woolley. Deep and swift 
  flood waters will inundate many roads...farms...and some business 
  and residential areas especially Cape Horn...Hamilton...and 
  Thunderbird. Cockreham Island...the Nookachamps area and the 
  Sterling area will be inundated.  Levees east of Sedro Woolley may 
  be damaged.  This level for this location on the Skagit 
  corresponds to a Phase 1 flood in the Skagit County flood system.

* ADDITIONAL DETAILS...
  - At 9:45 AM PST Monday the stage was 38.6 feet.
  - Recent Activity...The maximum river stage in the 24 hours
    ending at 9:45 AM PST Monday was 38.7 feet.
  - Forecast...The river crested and is expected to fall below
    flood stage early Wednesday morning and continue falling to
    25.0 feet early Thursday morning.
  - Flood stage is 28.0 feet.
  - Flood History...This crest compares to a previous crest of
    38.6 feet on 12/18/1979.
  - http://www.weather.gov/safety/flood

&&

LAT...LON 4845 12163 4848 12185 4846 12227 4853 12227
      4856 12185 4850 12160


$$

JBB
305 
WGUS86 KSEW 160058
FLSSEW

Flood Statement
National Weather Service Seattle WA
458 PM PST Mon Nov 15 2021

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

  Nooksack River At North Cedarville affecting Whatcom County.

  South Fork Nooksack River At Saxon Bridge affecting Whatcom 
  County.

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

  Nooksack River At Ferndale affecting Whatcom County.

.Heavy rain is over, showers will continue but will not exacerbate 
flooding.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Motorists should not attempt to drive around barricades or drive 
cars through flooded areas.

Flooding is occurring or is imminent. Most flood related deaths 
occur in automobiles. Do not attempt to cross water covered bridges, 
dips, or low water crossings. Never try to cross a flowing stream, 
even a small one, on foot. To escape rising water find another route 
over higher ground.

Be especially cautious at night when it is harder to recognize the 
dangers of flooding.

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

Additional information is available at www.weather.gov.

The next statement will be issued by late tonight at 100 AM PST.

&&


WAC073-160900-
/O.EXT.KSEW.FL.W.0080.000000T0000Z-211118T1941Z/
/NKSW1.2.ER.211115T0348Z.211117T0000Z.211118T1041Z.NO/
458 PM PST Mon Nov 15 2021

...FLOOD WARNING NOW IN EFFECT FROM THIS AFTERNOON THROUGH THURSDAY 
MORNING...

* WHAT...Moderate flooding is occurring and moderate flooding is 
  forecast.

* WHERE...Nooksack River At Ferndale.

* WHEN...Until late Thursday morning.

* IMPACTS...At 22.0 feet, the Nooksack River will overflow levees 
  and banks along the east bank of the river from Hovander Park 
  downstream to Marietta, causing widespread flooding from near 
  Ferndale downstream to the mouth...with swift waters in 
  residential areas and over farmlands and roads. Erosion may damage 
  some river banks. Flooding within the City of Ferndale affects 
  Main Street in the vicinity of the Whatcom Transportation 
  Authority Station.



* ADDITIONAL DETAILS...
  - At 4:15 PM PST Monday the stage was 21.8 feet.
  - Recent Activity...The maximum river stage in the 24 hours
    ending at 4:15 PM PST Monday was 21.8 feet.
  - Forecast...The river is expected to rise to a crest of 22.1
    feet tomorrow afternoon. It will then fall below flood stage
    early Thursday morning.
  - Flood stage is 18.0 feet.
  - Flood History...This crest compares to a previous crest of
    22.1 feet on 11/30/1995.
  - http://www.weather.gov/safety/flood

&&

LAT...LON 4889 12247 4887 12253 4878 12254 4876 12263
      4891 12262 4896 12247


$$

WAC073-160900-
/O.EXT.KSEW.FL.W.0078.000000T0000Z-211117T0422Z/
/NRKW1.3.ER.211114T2218Z.211115T1800Z.211116T1922Z.NR/
458 PM PST Mon Nov 15 2021

...FLOOD WARNING NOW IN EFFECT FROM THIS AFTERNOON THROUGH TUESDAY 
EVENING...

* WHAT...Major flooding is occurring and moderate flooding is 
  forecast. This was the flood of record.

* WHERE...Nooksack River At North Cedarville.

* WHEN...Until tomorrow evening.

* IMPACTS...At 150.0 feet, the Nooksack River will cause major near 
  record flooding downstream through Lynden. Deep and swift flood 
  waters will inundate farm lands...roads...and residential areas. 
  The flood may overtop levees. In addition...flood waters could 
  overflow and flood the Sumas drainage. Flooding will occur all 
  along the river including headwaters...tributaries...and other 
  streams within and near the Nooksack River Basin.

* ADDITIONAL DETAILS...
  - At 1:30 PM PST Monday the stage was 150.0 feet.
  - Recent Activity...The maximum river stage in the 24 hours
    ending at 1:30 PM PST Monday was 150.0 feet.
  - Forecast...The river is cresting now and is expected to begin
    falling to below flood stage late tomorrow morning.
  - Flood stage is 146.5 feet.
  - Flood History...This crest compares to a previous crest of
    149.6 feet on 10/17/2003.
  - http://www.weather.gov/safety/flood

&&

LAT...LON 4880 12224 4885 12236 4889 12247 4896 12247
      4895 12233 4882 12215


$$

WAC073-160900-
/O.EXT.KSEW.FL.W.0074.000000T0000Z-211116T1512Z/
/NSSW1.2.ER.211114T2138Z.211115T1215Z.211116T0612Z.UU/
458 PM PST Mon Nov 15 2021

...FLOOD WARNING NOW IN EFFECT FROM THIS AFTERNOON THROUGH TUESDAY 
MORNING...

* WHAT...Moderate flooding is occurring and minor flooding is 
  forecast.

* WHERE...South Fork Nooksack River At Saxon Bridge.

* WHEN...Until tomorrow morning.

* IMPACTS...At 8.5 feet, the Nooksack River flooding will be 
  widespread with swift water covering farm lands and many roads.  
  Highway 9 north of Acme may be impassable.  Erosion may affect 
  some river banks.

* ADDITIONAL DETAILS...
  - At 4:00 PM PST Monday the stage was 8.5 feet.
  - Recent Activity...The maximum river stage in the 24 hours
    ending at 4:00 PM PST Monday was 9.5 feet.
  - Forecast...The river is cresting now and is expected to begin
    falling below flood stage late this evening.
  - Flood stage is 8.0 feet.
  - Flood History...This crest compares to a previous crest of
    8.5 feet on 01/08/2009.
  - http://www.weather.gov/safety/flood

&&

LAT...LON 4865 12219 4871 12226 4880 12224 4882 12215
      4873 12215 4865 12208


$$

JBB
882 
WGUS46 KSEW 160626
FLWSEW

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Flood Warning
National Weather Service Seattle WA
1026 PM PST Mon Nov 15 2021

...Forecast flooding changed from Moderate to Major severity and 
increased in duration for the following rivers in Washington...

  Nooksack River At Ferndale affecting Whatcom County.

.Steady rain has come to an end in Whatcom county. Shower activity 
overnight will not worsen the flood situation.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Motorists should not attempt to drive around barricades or drive 
cars through flooded areas.

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 Tuesday morning at 630 AM PST.

&&


WAC073-161430-
/O.EXT.KSEW.FL.W.0080.000000T0000Z-211118T1506Z/
/NKSW1.3.ER.211115T0348Z.211116T1200Z.211118T0606Z.NO/
1026 PM PST Mon Nov 15 2021

...FLOOD WARNING NOW IN EFFECT FROM THIS EVENING THROUGH THURSDAY 
MORNING...

* WHAT...Major flooding is occurring and major flooding is forecast.

* WHERE...Nooksack River At Ferndale.

* WHEN...Until Thursday morning.

* IMPACTS...At 23.0 feet, the Nooksack River will cause major near 
  record flooding from near Ferndale downstream to the mouth, 
  overtopping levees on both sides of the river and flooding 
  roadways on the Lummi Peninsula including Hexton Way. Deep and 
  swift flood waters will inundate residential areas...farm lands...
  and roads. In addition...flood waters could overflow and flood the 
  Sumas drainage. Flooding will occur all along the river including 
  headwaters...tributaries...and other streams within and near the 
  Nooksack River Basin.

* ADDITIONAL DETAILS...
  - At 10:00 PM PST Monday the stage was 23.0 feet.
  - Recent Activity...The maximum river stage in the 24 hours
    ending at 10:00 PM PST Monday was 23.0 feet.
  - Forecast...The river will crest around 23.1 feet early
    Tuesday morning. The river will remain near 23 feet for most
    of the remainder of Tuesday morning then slowly start to
    recede Tuesday afternoon. The river will not fall below flood
    stage until early Thursday.
  - Flood stage is 18.0 feet.
  - Flood History...This crest compares to a previous crest of
    23.0 feet on 01/31/1965.
  - http://www.weather.gov/safety/flood

&&

LAT...LON 4889 12247 4887 12253 4878 12254 4876 12263
      4891 12262 4896 12247


$$

44
519 
WGUS86 KSEW 161314
FLSSEW

Flood Statement
National Weather Service Seattle WA
514 AM PST Tue Nov 16 2021

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

  Nooksack River At Ferndale affecting Whatcom County.

.Little if any rain is expected today. The river will crest late 
this afternoon then begin receding tonight. The river will continue 
to recede through Thursday.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Motorists should not attempt to drive around barricades or drive 
cars through flooded areas.

Flooding is occurring or is imminent. Most flood related deaths 
occur in automobiles. Do not attempt to cross water covered bridges, 
dips, or low water crossings. Never try to cross a flowing stream, 
even a small one, on foot. To escape rising water find another route 
over higher ground.

Be especially cautious at night when it is harder to recognize the 
dangers of flooding.

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

Additional information is available at www.weather.gov.

The next statement will be issued by this afternoon at 115 PM PST.

&&


WAC073-162115-
/O.EXT.KSEW.FL.W.0080.000000T0000Z-211118T2231Z/
/NKSW1.3.ER.211115T0348Z.211117T0000Z.211118T1331Z.NO/
514 AM PST Tue Nov 16 2021

...FLOOD WARNING NOW IN EFFECT FROM EARLY THIS MORNING THROUGH 
THURSDAY AFTERNOON...

* WHAT...Major flooding is occurring and major flooding is forecast.

* WHERE...Nooksack River At Ferndale.

* WHEN...Until early Thursday afternoon.

* IMPACTS...At 23.0 feet, the Nooksack River will cause major near 
  record flooding from near Ferndale downstream to the mouth, 
  overtopping levees on both sides of the river and flooding 
  roadways on the Lummi Peninsula including Hexton Way. Deep and 
  swift flood waters will inundate residential areas...farm lands...
  and roads. In addition...flood waters could overflow and flood the 
  Sumas drainage. Flooding will occur all along the river including 
  headwaters...tributaries...and other streams within and near the 
  Nooksack River Basin.

* ADDITIONAL DETAILS...
  - At 3:15 AM PST Tuesday the stage was 23.6 feet.
  - Recent Activity...The maximum river stage in the 24 hours
    ending at 3:15 AM PST Tuesday was 23.6 feet.
  - Forecast...The river is expected to rise to a crest of 24.0
    feet late this afternoon. It will begin to recede tonight but
    not fall below flood stage until Thursday morning.
  - Flood stage is 18.0 feet.
  - Flood History...This crest compares to a previous crest of
    23.8 feet on 11/23/1959.
  - http://www.weather.gov/safety/flood

&&

LAT...LON 4889 12247 4887 12253 4878 12254 4876 12263
      4891 12262 4896 12247


$$

44
702 
WGUS86 KSEW 161602
FLSSEW

Flood Statement
National Weather Service Seattle WA
802 AM PST Tue Nov 16 2021

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

  Nooksack River At Ferndale affecting Whatcom County.

  Nooksack River At North Cedarville affecting Whatcom County.

.Expect flood waters across the area to begin to recede today. Some 
additional light rain showers possible, but hydrologically 
significant precipitation is not expected.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Motorists should not attempt to drive around barricades or drive 
cars through flooded areas.

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

Flooding is occurring or is imminent. Most flood related deaths 
occur in automobiles. Do not attempt to cross water covered bridges, 
dips, or low water crossings. Never try to cross a flowing stream, 
even a small one, on foot. To escape rising water find another route 
over higher ground.

Additional information is available at www.weather.gov.

The next statement will be issued by this afternoon at 115 PM PST.

&&


WAC073-170200-
/O.EXT.KSEW.FL.W.0080.000000T0000Z-211118T1138Z/
/NKSW1.3.ER.211115T0348Z.211117T0000Z.211118T0238Z.NO/
802 AM PST Tue Nov 16 2021

...FLOOD WARNING NOW IN EFFECT FROM THIS MORNING THROUGH LATE 
WEDNESDAY NIGHT...

* WHAT...Major flooding is occurring and major flooding is forecast.

* WHERE...Nooksack River At Ferndale.

* WHEN...Until early Thursday morning.

* IMPACTS...At 23.0 feet, the Nooksack River will cause major near 
  record flooding from near Ferndale downstream to the mouth, 
  overtopping levees on both sides of the river and flooding 
  roadways on the Lummi Peninsula including Hexton Way. Deep and 
  swift flood waters will inundate residential areas, farm lands, 
  and roads. In addition, flood waters could overflow and flood the 
  Sumas drainage. Flooding will occur all along the river including 
  headwaters, tributaries, and other streams within and near the 
  Nooksack River Basin.

* ADDITIONAL DETAILS...
  - At 7:15 AM PST Tuesday the stage was 23.7 feet.
  - Recent Activity...The maximum river stage in the 24 hours
    ending at 7:15 AM PST Tuesday was 23.7 feet.
  - Forecast...The river is will crest around 23.7 feet today,
    before slowly starting to recede overnight and continuing to
    recede Wednesday. The river will likely not fall below flood
    stage until Wednesday night.
  - Flood stage is 18.0 feet.
  - Flood History...This crest compares to a previous crest of
    23.8 feet on 11/23/1959.
  - http://www.weather.gov/safety/flood

&&

LAT...LON 4889 12247 4887 12253 4878 12254 4876 12263
      4891 12262 4896 12247


$$

WAC073-162115-
/O.EXT.KSEW.FL.W.0078.000000T0000Z-211116T2103Z/
/NRKW1.3.ER.211114T2218Z.211116T0230Z.211116T1203Z.NR/
802 AM PST Tue Nov 16 2021

...FLOOD WARNING NOW IN EFFECT FROM THIS MORNING THROUGH THIS 
AFTERNOON...

* WHAT...No additional flooding is currently forecast.

* WHERE...Nooksack River At North Cedarville.

* WHEN...Until this afternoon.

* ADDITIONAL DETAILS...
  - At 4:15 AM PST Tuesday the stage was 146.4 feet.
  - Recent Activity...The river fell below flood stage earlier
    this morning.
  - Forecast...The river is expected to continue to fall today,
    falling below 141.0  feet early Friday morning.
  - Flood stage is 146.5 feet.
  - Flood History...This crest compares to a previous crest of
    146.3 feet on 10/17/2009.
  - http://www.weather.gov/safety/flood

&&

LAT...LON 4880 12224 4885 12236 4889 12247 4896 12247
      4895 12233 4882 12215


$$

12
685 
WGUS86 KSEW 161846
FLSSEW

Flood Statement
National Weather Service Seattle WA
1046 AM PST Tue Nov 16 2021

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

  Nooksack River At Ferndale affecting Whatcom County.

  Nooksack River At North Cedarville affecting Whatcom County.

.Expect flood waters across the area to begin to recede today.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Motorists should not attempt to drive around barricades or drive 
cars through flooded areas.

Caution is urged when walking near riverbanks.

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

Flooding is occurring or is imminent. Most flood related deaths 
occur in automobiles. Do not attempt to cross water covered bridges, 
dips, or low water crossings. Never try to cross a flowing stream, 
even a small one, on foot. To escape rising water find another route 
over higher ground.

Additional information is available at www.weather.gov.

The next statement will be issued by this afternoon at 115 PM PST.

&&


WAC073-170300-
/O.EXT.KSEW.FL.W.0080.000000T0000Z-211118T0905Z/
/NKSW1.3.ER.211115T0348Z.211116T1545Z.211118T0005Z.NO/
1046 AM PST Tue Nov 16 2021

...FLOOD WARNING NOW IN EFFECT FROM THIS MORNING THROUGH LATE 
WEDNESDAY NIGHT...

* WHAT...Major flooding is occurring and major flooding is forecast.

* WHERE...Nooksack River At Ferndale.

* WHEN...Until early Thursday morning.

* IMPACTS...At 23.0 feet, the Nooksack River will cause major near 
  record flooding from near Ferndale downstream to the mouth, 
  overtopping levees on both sides of the river and flooding 
  roadways on the Lummi Peninsula including Hexton Way. Deep and 
  swift flood waters will inundate residential areas...farm lands...
  and roads. In addition...flood waters could overflow and flood the 
  Sumas drainage. Flooding will occur all along the river including 
  headwaters...tributaries...and other streams within and near the 
  Nooksack River Basin.

* ADDITIONAL DETAILS...
  - At 10:00 AM PST Tuesday the stage was 23.5 feet.
  - Recent Activity...The maximum river stage in the 24 hours
    ending at 10:00 AM PST Tuesday was 23.8 feet.
  - Forecast...The river crested and is expected to fall below
    flood stage tomorrow afternoon and continue falling.
  - Flood stage is 18.0 feet.
  - Flood History...This crest compares to a previous crest of
    23.3 feet on 11/19/1954.
  - http://www.weather.gov/safety/flood

&&

LAT...LON 4889 12247 4887 12253 4878 12254 4876 12263
      4891 12262 4896 12247


$$

WAC073-162115-
/O.CON.KSEW.FL.W.0078.000000T0000Z-211116T2103Z/
/NRKW1.3.ER.211114T2218Z.211116T0230Z.211116T1203Z.NO/
1046 AM PST Tue Nov 16 2021

...FLOOD WARNING REMAINS IN EFFECT FROM THIS MORNING THROUGH THIS 
AFTERNOON...

* WHAT...No flooding is currently forecast.

* WHERE...Nooksack River At North Cedarville.

* WHEN...Until this afternoon.

* ADDITIONAL DETAILS...
  - At 10:15 AM PST Tuesday the stage was 145.3 feet.
  - Forecast...The river is expected to continue to fall. The
    flooding will continue until the flood wave moves downstream
    out of the area.
  - Flood stage is 146.5 feet.
  - Flood History...No available flood history.
  - http://www.weather.gov/safety/flood

&&

LAT...LON 4880 12224 4885 12236 4889 12247 4896 12247
      4895 12233 4882 12215


$$

JBB
408 
WGUS86 KSEW 170110
FLSSEW

Flood Statement
National Weather Service Seattle WA
510 PM PST Tue Nov 16 2021

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

  Samish River At Burlington affecting Skagit County.

  Nooksack River At Ferndale affecting Whatcom County.

.Dry weather for next couple of days will allow the Samish and 
Nooksack Rivers to continue to recede.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Motorists should not attempt to drive around barricades or drive 
cars through flooded areas.

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.

Flooding is occurring or is imminent. Most flood related deaths 
occur in automobiles. Do not attempt to cross water covered bridges, 
dips, or low water crossings. Never try to cross a flowing stream, 
even a small one, on foot. To escape rising water find another route 
over higher ground.

Additional information is available at www.weather.gov.

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

&&


WAC057-170745-
/O.EXT.KSEW.FL.W.0083.000000T0000Z-211117T0740Z/
/SMRW1.3.ER.211114T1848Z.211115T1815Z.211116T2240Z.NO/
510 PM PST Tue Nov 16 2021

...FLOOD WARNING NOW IN EFFECT FROM THIS AFTERNOON THROUGH THIS 
EVENING...

* WHAT...No flooding is currently forecast.

* WHERE...Samish River At Burlington.

* WHEN...Until late this evening.

* ADDITIONAL DETAILS...
  - At 4:15 PM PST Tuesday the flow was 2860.0 cfs.
  - Forecast...The river is expected to continue to fall. The
    flooding will continue until the flood wave has passed
    completely downstream out of the area.
  - Flood flow is 3000.0 cfs.
  - Flood History...This crest compares to a previous crest of
    2850.0 cfs on 01/07/2020.
  - http://www.weather.gov/safety/flood

&&

LAT...LON 4851 12233 4850 12241 4856 12248 4858 12244
      4853 12238 4856 12234


$$

WAC073-170915-
/O.EXT.KSEW.FL.W.0080.000000T0000Z-211119T0542Z/
/NKSW1.3.ER.211115T0348Z.211116T1545Z.211118T2042Z.NO/
510 PM PST Tue Nov 16 2021

...FLOOD WARNING NOW IN EFFECT FROM THIS AFTERNOON THROUGH THURSDAY 
EVENING...

* WHAT...Moderate flooding is occurring and moderate flooding is 
  forecast.

* WHERE...Nooksack River At Ferndale.

* WHEN...Until late Thursday evening.

* IMPACTS...At 22.0 feet, the Nooksack River will overflow levees 
  and banks along the east bank of the river from Hovander Park 
  downstream to Marietta, causing widespread flooding from near 
  Ferndale downstream to the mouth...with swift waters in 
  residential areas and over farmlands and roads. Erosion may damage 
  some river banks. Flooding within the City of Ferndale affects 
  Main Street in the vicinity of the Whatcom Transportation 
  Authority Station.



* ADDITIONAL DETAILS...
  - At 4:15 PM PST Tuesday the stage was 22.9 feet.
  - Recent Activity...The maximum river stage in the 24 hours
    ending at 4:15 PM PST Tuesday was 23.8 feet.
  - Forecast...The river crested and is expected to fall below
    flood stage early Thursday afternoon and continue falling.
  - Flood stage is 18.0 feet.
  - Flood History...This crest compares to a previous crest of
    22.8 feet on 01/08/2009.
  - http://www.weather.gov/safety/flood

&&

LAT...LON 4889 12247 4887 12253 4878 12254 4876 12263
      4891 12262 4896 12247


$$

JBB
097 
WGUS86 KSEW 170909
FLSSEW

Flood Statement
National Weather Service Seattle WA
109 AM PST Wed Nov 17 2021

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

  Nooksack River At Ferndale affecting Whatcom County.

.Drier conditions will allow for flood waters to continue to recede 
today and Thursday.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Motorists should not attempt to drive around barricades or drive 
cars through flooded areas.

Flooding is occurring or is imminent. Most flood related deaths 
occur in automobiles. Do not attempt to cross water covered bridges, 
dips, or low water crossings. Never try to cross a flowing stream, 
even a small one, on foot. To escape rising water find another route 
over higher ground.

Be especially cautious at night when it is harder to recognize the 
dangers of flooding.

Caution is urged when walking near riverbanks.

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

Additional information is available at www.weather.gov.

The next statement will be issued by this morning at 900 AM PST.

&&


WAC073-171715-
/O.CON.KSEW.FL.W.0080.000000T0000Z-211119T0542Z/
/NKSW1.3.ER.211115T0348Z.211116T1545Z.211118T2042Z.NO/
109 AM PST Wed Nov 17 2021

...FLOOD WARNING REMAINS IN EFFECT FROM EARLY THIS MORNING THROUGH 
THURSDAY EVENING...

* WHAT...Moderate flooding is occurring and moderate flooding is 
  forecast.

* WHERE...Nooksack River At Ferndale.

* WHEN...Until Thursday evening.

* IMPACTS...At 20.5 feet, the Nooksack River will overflow levees 
  and banks along the east bank of the river from Hovander Park 
  downstream to Marietta, causing widespread flooding from near 
  Ferndale downstream to the mouth...with swift waters in 
  residential areas and over farm lands and roads. Erosion may 
  damage some river banks.


* ADDITIONAL DETAILS...
  - At 12:15 AM PST Wednesday the stage was 21.2 feet.
  - Forecast...The river has crested and will continue to recede
    and fall below flood stage on Thursday.
  - Flood stage is 18.0 feet.
  - Flood History...This crest compares to a previous crest of
    21.2 feet on 11/25/2004.
  - http://www.weather.gov/safety/flood

&&

LAT...LON 4889 12247 4887 12253 4878 12254 4876 12263
      4891 12262 4896 12247


$$

14
246 
WGUS86 KSEW 171600
FLSSEW

Flood Statement
National Weather Service Seattle WA
800 AM PST Wed Nov 17 2021

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

  Nooksack River At Ferndale affecting Whatcom County.

.Drier conditions will allow for flood waters to continue to recede 
today and Thursday.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Motorists should not attempt to drive around barricades or drive 
cars through flooded areas.

Flooding is occurring or is imminent. Most flood related deaths 
occur in automobiles. Do not attempt to cross water covered bridges, 
dips, or low water crossings. Never try to cross a flowing stream, 
even a small one, on foot. To escape rising water find another route 
over higher ground.

Be especially cautious at night when it is harder to recognize the 
dangers of flooding.

Caution is urged when walking near riverbanks.

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

Additional information is available at www.weather.gov.

The next statement will be issued by this afternoon at 400 PM PST.

&&


WAC073-180000-
/O.CON.KSEW.FL.W.0080.000000T0000Z-211119T0542Z/
/NKSW1.3.ER.211115T0348Z.211116T1545Z.211118T2042Z.NO/
800 AM PST Wed Nov 17 2021

...FLOOD WARNING REMAINS IN EFFECT FROM THIS MORNING THROUGH 
THURSDAY EVENING...

* WHAT...The river stage has receded from moderate flooding 
  overnight to the minor catagory of flooding--although large areas 
  remain flooded and flooded areas will drain slowly.

* WHERE...Nooksack River At Ferndale.

* WHEN...Until late today. 

* IMPACTS...Major flooding occurred on Tuesday with a crest near 
  23.8 feet.

* ADDITIONAL DETAILS...
  - At 8:00 AM PST Wednesday the stage was 18.7 feet.
  - Forecast...The river will continue to recede and will fall
    below flood stage at Ferndale this evening.
  - Flood stage is 18.0 feet.
  - Flood History...This crest compares to a previous crest of
    21.2 feet on 11/25/2004.
  - http://www.weather.gov/safety/flood

&&

LAT...LON 4889 12247 4887 12253 4878 12254 4876 12263
      4891 12262 4896 12247


$$

19
992 
WGUS86 KSEW 172154
FLSSEW

Flood Statement
National Weather Service Seattle WA
154 PM PST Wed Nov 17 2021

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

  Nooksack River At Ferndale affecting Whatcom County.

.The river continues to recede this afternoon with the dry weather. 
A weather system that reaches the area Thursday afternoon through 
Friday morning will not be significant for the river.

WAC073-172300-
/O.CAN.KSEW.FL.W.0080.000000T0000Z-211117T2154Z/
/NKSW1.3.ER.211115T0348Z.211116T1545Z.211118T2042Z.NO/
154 PM PST Wed Nov 17 2021

...FLOOD WARNING IS CANCELLED THIS AFTERNOON...

The Flood Warning is cancelled for
  the Nooksack River At Ferndale.

* ADDITIONAL DETAILS...
  - At 1:15 PM PST Wednesday the stage was 16.9 feet.
  - Recent Activity...The maximum river stage in the 24 hours
    ending at 12:15 AM PST Wednesday was 23.6 feet.
  - Forecast...The river will continue to recede through the end
    of the week.
  - http://www.weather.gov/safety/flood

&&

LAT...LON 4889 12247 4887 12253 4878 12254 4876 12263
      4891 12262 4896 12247


$$

19

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 14, 3:07 AM PSTGale WarningSEW43 hr
Nov 14, 3:22 AM PSTRiver Flood WarningSEWSnohomish47 hr
Nov 14, 6:43 AM PSTRiver Flood WarningSEWSkagit4 days
Nov 14, 8:30 AM PSTStorm WatchSEW6 hr
Nov 14, 9:33 AM PSTRiver Flood WarningSEWKing21 hr
Nov 14, 10:33 AM PSTRiver Flood WarningSEWSkagit46 hr
Nov 14, 10:40 AM PSTRiver Flood WarningSEWWhatcom38 hr
Nov 14, 11:02 AM PSTRiver Flood WarningSEWSnohomish57 hr
Nov 14, 11:02 AM PSTRiver Flood WarningSEWSnohomish62 hr
Nov 14, 11:20 AM PSTRiver Flood WarningSEWKing60 hr
Nov 14, 11:50 AM PSTRiver Flood WarningSEWWhatcom50 hr
Nov 14, 12:49 PM PSTRiver Flood WarningSEWSkagit5 days
Nov 14, 1:09 PM PSTAreal Flood AdvisorySEWSkagit, Whatcom19 hr
Nov 14, 2:15 PM PSTStorm WarningSEW29 hr
Nov 14, 3:15 PM PSTHigh Wind WatchSEW4 hr
Nov 14, 3:40 PM PSTAreal Flood WarningSEWWhatcom48 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.