Alert archive / Alaska / Winter Storm Warnings in 2021

Winter Storm Warning 6, NWS Anchorage, AK

December 8, 2021

NWS Anchorage, AK issued this winter storm warning at Dec 8, 2021, 4:17 PM AKST. It took effect at Dec 9, 2021, 9:00 AM AKST. It was in force for 22 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Dec 8, 2021, 4:17 PM AKST (01:17 UTC)
In effect from
Dec 9, 2021, 9:00 AM AKST
Expired
Dec 10, 2021, 6:53 AM AKST
In force
22 hr
Issued by
NWS Anchorage, AK

The text

As transmitted.

385 
WWAK41 PAFC 090117
WSWAER

URGENT - WINTER WEATHER MESSAGE
National Weather Service Anchorage AK
417 PM AKST Wed Dec 8 2021

AKZ135-090230-
/O.CAN.PAFC.WS.A.0013.211209T2100Z-211210T0600Z/
Southeast Prince William Sound-
Including the city of Cordova
417 PM AKST Wed Dec 8 2021

...WINTER STORM WATCH IS CANCELLED THROUGH THURSDAY EVENING...

A front moving into the northern Gulf is still expected to produce
periods of moderate to heavy snowfall and gusty winds Thursday
afternoon and evening. However, snowfall amounts and visibilities
are expected to remain well above warning criteria.

$$

AKZ125-091500-
/O.UPG.PAFC.WS.A.0013.211209T1800Z-211210T1200Z/
/O.NEW.PAFC.WS.W.0006.211209T1800Z-211210T1500Z/
Western Prince William Sound-
Including the cities of Whittier, Seward, Girdwood, 
and Moose Pass
417 PM AKST Wed Dec 8 2021

...WINTER STORM WARNING IN EFFECT FROM 9 AM THURSDAY TO 6 AM AKST
FRIDAY...

* WHAT...Heavy snow expected. Areas of blowing snow reducing
  visibilities to a half mile or less at times. Total snow
  accumulations of 10 to 25 inches. Winds gusting as high as 30 
  mph.

* WHERE...Western Prince William Sound.

* WHEN...From 9 AM Thursday to 6 AM AKST Friday.

* IMPACTS...Travel could be very difficult. Areas of blowing 
  snow could significantly reduce visibility. The hazardous 
  conditions could impact the morning or evening commute.

* ADDITIONAL DETAILS...The heaviest snowfall accumulations are
  expected for Turnagain Pass, Whittier and Portage Valley. Higher
  wind gusts to 50 mph with quarter mile visibilities through
  Portage Valley.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions will make travel very hazardous. If you must travel,
keep an extra flashlight, food and water in your vehicle in case
of an emergency. 

For the latest road conditions call 5 1 1 or visit
511.alaska.gov.

&&

$$

AKZ121-091500-
/O.UPG.PAFC.WS.A.0013.211209T1800Z-211210T1800Z/
/O.NEW.PAFC.WW.Y.0067.211209T1800Z-211210T2100Z/
Western Kenai Peninsula-
Including the cities of Kenai, Soldotna, Homer, 
and Cooper Landing
417 PM AKST Wed Dec 8 2021

...WINTER WEATHER ADVISORY IN EFFECT FROM 9 AM THURSDAY TO NOON
AKST FRIDAY FROM CLAM GULCH SOUTH...

* WHAT...Snow expected. Total snow accumulations of 6 to 10 
  inches. Winds gusting as high as 30 mph.

* WHERE...South of Clam Gulch.

* WHEN...From 9 AM Thursday to noon AKST Friday.

* IMPACTS...Plan on slippery road conditions. Areas of blowing
  snow could significantly reduce visibility. The hazardous
  conditions could impact the morning and evening commutes.

* ADDITIONAL DETAILS...Expect heaviest snowfall amounts over the
  Homer Bluff. Temperatures are expected to warm to near freezing
  in Homer, resulting in heavy wet snowfall for Thursday afternoon
  and evening.
  

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

For the latest road conditions call 5 1 1 or visit
511.alaska.gov.

&&

$$

http://www.weather.gov/afc
5 follow-up statements
103 
WWAK41 PAFC 091318
WSWAER

URGENT - WINTER WEATHER MESSAGE
National Weather Service Anchorage AK
418 AM AKST Thu Dec 9 2021

AKZ125-100300-
/O.CON.PAFC.WS.W.0006.211209T1800Z-211210T1500Z/
Western Prince William Sound-
Including the cities of Whittier, Seward, Girdwood, 
and Moose Pass
418 AM AKST Thu Dec 9 2021

...WINTER STORM WARNING REMAINS IN EFFECT FROM 9 AM THIS MORNING
TO 6 AM AKST FRIDAY...

* WHAT...Heavy snow expected. Areas of blowing snow reducing 
  visibilities to a half mile or less at times. Total snow 
  accumulations of 10 to 25 inches. Winds gusting as high as 30 
  mph.

* WHERE...Western Prince William Sound.

* WHEN...From 9 AM this morning to 6 AM AKST Friday.

* IMPACTS...Travel could be very difficult. Areas of blowing 
  snow could significantly reduce visibility. The hazardous 
  conditions could impact the morning or evening commute.

* ADDITIONAL DETAILS...The heaviest snowfall accumulations are 
  expected for Turnagain Pass, Whittier and Portage Valley. 
  Higher wind gusts to 50 mph with quarter mile visibilities 
  through Portage Valley.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions will make travel very hazardous. If you must travel,
keep an extra flashlight, food and water in your vehicle in case
of an emergency.

For the latest road conditions call 5 1 1 or visit
511.alaska.gov.

&&

$$

AKZ121-100300-
/O.CON.PAFC.WW.Y.0067.211209T1800Z-211210T2100Z/
Western Kenai Peninsula-
Including the cities of Kenai, Soldotna, Homer, 
and Cooper Landing
418 AM AKST Thu Dec 9 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 9 AM THIS
MORNING TO NOON AKST FRIDAY SOUTH OF CLAM GULCH...

* WHAT...Snow expected. Total snow accumulations of 6 to 10 
  inches. Winds gusting as high as 30 mph.

* WHERE...South of Clam Gulch.

* WHEN...From 9 AM this morning to noon AKST Friday.

* IMPACTS...Plan on slippery road conditions. Areas of blowing 
  snow could significantly reduce visibility. The hazardous 
  conditions could impact the morning and evening commutes.

* ADDITIONAL DETAILS...Expect heaviest snowfall amounts over the
  Homer Bluff. Temperatures are expected to warm a bit above
  freezing in Homer, resulting in heavy wet snowfall that may mix
  with rain at times this afternoon and evening.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling.

For the latest road conditions call 5 1 1 or visit
511.alaska.gov.

&&

$$

http://www.weather.gov/afc
311 
WWAK41 PAFC 091834
WSWAER

URGENT - WINTER WEATHER MESSAGE
National Weather Service Anchorage AK
934 AM AKST Thu Dec 9 2021

AKZ125-100745-
/O.CON.PAFC.WS.W.0006.000000T0000Z-211210T1500Z/
Western Prince William Sound-
Including the cities of Whittier, Seward, Girdwood, 
and Moose Pass
934 AM AKST Thu Dec 9 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM AKST
FRIDAY...

* WHAT...Heavy snow expected. Areas of blowing snow reducing 
  visibilities to a half mile or less at times. Total snow 
  accumulations of 10 to 25 inches. Winds gusting as high as 30 
  mph.

* WHERE...Western Prince William Sound.

* WHEN...Until 6 AM AKST Friday.

* IMPACTS...Travel could be very difficult. The hazardous 
  conditions could impact the morning or evening commute.

* ADDITIONAL DETAILS...The heaviest snowfall accumulations are 
  expected for Turnagain Pass, Whittier and Portage Valley. 
  Higher wind gusts to 50 mph with quarter mile visibilities 
  through Portage Valley.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions will make travel very hazardous. If you must travel,
keep an extra flashlight, food and water in your vehicle in case
of an emergency.

For the latest road conditions call 5 1 1 or visit
511.alaska.gov.

&&

$$

AKZ131-100745-
/O.EXB.PAFC.WW.Y.0067.211210T0000Z-211210T1400Z/
Northeast Prince William Sound-
Including the cities of Valdez and Thompson Pass
934 AM AKST Thu Dec 9 2021

...WINTER WEATHER ADVISORY IN EFFECT FROM 3 PM THIS AFTERNOON TO
5 AM AKST FRIDAY THROUGH THOMPSON PASS...

* WHAT...Snow and blowing snow expected. Total snow accumulations
  of 4 to 8 inches. East winds gusting as high as 30 mph.

* WHERE...Thompson Pass.

* WHEN...From 3 PM this afternoon to 5 AM AKST Friday.

* IMPACTS...Areas of blowing snow will reduce visibilities to one
  half mile or less at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

For the latest road conditions call 5 1 1 or visit
511.alaska.gov.

&&

$$

AKZ121-100745-
/O.CON.PAFC.WW.Y.0067.000000T0000Z-211210T2100Z/
Western Kenai Peninsula-
Including the cities of Kenai, Soldotna, Homer, 
and Cooper Landing
934 AM AKST Thu Dec 9 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON AKST
FRIDAY SOUTH OF CLAM GULCH...

* WHAT...Snow expected. Total snow accumulations of 6 to 10 
  inches. Winds gusting as high as 30 mph.

* WHERE...South of Clam Gulch.

* WHEN...Until noon AKST Friday.

* IMPACTS...Plan on slippery road conditions. Areas of blowing 
  snow could significantly reduce visibility. The hazardous 
  conditions could impact the morning and evening commutes.

* ADDITIONAL DETAILS...Expect heaviest snowfall amounts over the 
  Homer Bluff. Temperatures are expected to warm a bit above 
  freezing in Homer, resulting in heavy wet snowfall that may 
  mix with rain at times this afternoon and evening.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling.

For the latest road conditions call 5 1 1 or visit
511.alaska.gov.

&&

$$

http://www.weather.gov/afc
054 
WWAK41 PAFC 100126
WSWAER

URGENT - WINTER WEATHER MESSAGE
National Weather Service Anchorage AK
426 PM AKST Thu Dec 9 2021

AKZ125-101500-
/O.CON.PAFC.WS.W.0006.000000T0000Z-211210T1500Z/
Western Prince William Sound-
Including the cities of Whittier, Seward, Girdwood, 
and Moose Pass
426 PM AKST Thu Dec 9 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM AKST
FRIDAY...

* WHAT...Heavy snow occurring. Areas of blowing snow reducing 
  visibilities to a half mile or less at times. Total snow 
  accumulations of 10 to 25 inches. Winds gusting as high as 30 
  mph.

* WHERE...Western Prince William Sound.

* WHEN...Until 6 AM AKST Friday.

* IMPACTS...Travel could be very difficult. The hazardous 
  conditions could impact the morning or evening commute.

* ADDITIONAL DETAILS...The heaviest snowfall accumulations are
  expected for Turnagain Pass, Whittier and Portage Valley. Higher
  wind gusts to 50 mph with quarter mile visibilities will produce
  blizzard conditions in Portage Valley.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions will make travel very hazardous. If you must travel,
keep an extra flashlight, food and water in your vehicle in case
of an emergency.

For the latest road conditions call 5 1 1 or visit
511.alaska.gov.

&&

$$

AKZ121-101500-
/O.CON.PAFC.WW.Y.0067.000000T0000Z-211210T2100Z/
Western Kenai Peninsula-
Including the cities of Kenai, Soldotna, Homer, 
and Cooper Landing
426 PM AKST Thu Dec 9 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON AKST
FRIDAY...

* WHAT...Snow occurring. Total snow accumulations of 4 to 10
  inches. Winds gusting as high as 40 mph along the Inlet through
  early evening. Winds 20 mph or less elsewhere.

* WHERE...Western Kenai Peninsula.

* WHEN...Until noon AKST Friday.

* IMPACTS...Plan on slippery road conditions. Areas of blowing 
  snow could significantly reduce visibility. The hazardous 
  conditions could impact the morning and evening commutes.

* ADDITIONAL DETAILS...Expect heaviest snowfall amounts over the
  Homer Bluff. The area north of Clam Gulch will see the worst
  conditions through this evening and then improve. Additional
  periods of heavy snow showers are possible through midday Friday
  around Kachemak Bay as snow showers developing over the Cook
  Inlet move onshore at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling.

For the latest road conditions call 5 1 1 or visit
511.alaska.gov.

&&

$$

AKZ131-101400-
/O.CON.PAFC.WW.Y.0067.000000T0000Z-211210T1400Z/
Northeast Prince William Sound-
Including the cities of Valdez and Thompson Pass
426 PM AKST Thu Dec 9 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM AKST
FRIDAY THROUGH THOMPSON PASS...

* WHAT...Snow and blowing snow occurring. Total snow  
  accumulations of 4 to 8 inches. East winds gusting as high as 30
  mph.

* WHERE...Thompson Pass.

* WHEN...From 3 PM this afternoon to 5 AM AKST Friday.

* IMPACTS...Areas of blowing snow will reduce visibilities to 
  one half mile or less at times.

* ADDITIONAL DETAILS...The strongest wind gusts are expected
  through Thompson Pass and Keystone Canyon.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling.

For the latest road conditions call 5 1 1 or visit
511.alaska.gov.

&&

$$

http://www.weather.gov/afc
513 
WWAK41 PAFC 101403
WSWAER

URGENT - WINTER WEATHER MESSAGE
National Weather Service Anchorage AK
503 AM AKST Fri Dec 10 2021

AKZ131-101515-
/O.EXP.PAFC.WW.Y.0067.000000T0000Z-211210T1400Z/
Northeast Prince William Sound-
Including the cities of Valdez and Thompson Pass
503 AM AKST Fri Dec 10 2021

...WINTER WEATHER ADVISORY HAS EXPIRED THROUGH THOMPSON PASS...

The winds and snowfall rates have diminished, so the blowing snow
threat has ended.

$$

AKZ125-102100-
/O.EXT.PAFC.WS.W.0006.000000T0000Z-211210T2100Z/
Western Prince William Sound-
Including the cities of Whittier, Seward, Girdwood, 
and Moose Pass
503 AM AKST Fri Dec 10 2021

...WINTER STORM WARNING NOW IN EFFECT UNTIL NOON AKST TODAY...

* WHAT...Heavy snow occurring. Areas of blowing snow reducing
  visibilities to a half mile or less at times. Additional snow
  accumulations up to 6 inches. Winds gusting as high as 30 mph.

* WHERE...Western Prince William Sound.

* WHEN...Until noon AKST today.

* IMPACTS...Travel could be very difficult. The hazardous 
  conditions could impact the morning or evening commute.

* ADDITIONAL DETAILS...Gusty winds will be most pronounced around
  Seward through this morning. The steadiest snow will be through
  Portage Valley and Whittier.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions will make travel very hazardous. If you must travel,
keep an extra flashlight, food and water in your vehicle in case
of an emergency.

For the latest road conditions call 5 1 1 or visit
511.alaska.gov.

&&

$$

AKZ121-102100-
/O.CON.PAFC.WW.Y.0067.000000T0000Z-211210T2100Z/
Western Kenai Peninsula-
Including the cities of Kenai, Soldotna, Homer, 
and Cooper Landing
503 AM AKST Fri Dec 10 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON AKST
TODAY...

* WHAT...Snow occurring. Additional snow accumulations up to 4
  inches, particularly from Kenai through Ninilchik.

* WHERE...Western Kenai Peninsula.

* WHEN...Until noon AKST Friday.

* IMPACTS...Plan on slippery road conditions. Localized areas of
  blowing snow could significantly reduce visibility. The
  hazardous conditions could impact the morning and evening
  commutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling.

For the latest road conditions call 5 1 1 or visit
511.alaska.gov.

&&

$$

http://www.weather.gov/afc
886 
WWAK41 PAFC 101553
WSWAER

URGENT - WINTER WEATHER MESSAGE
National Weather Service Anchorage AK
653 AM AKST Fri Dec 10 2021

AKZ125-101700-
/O.CAN.PAFC.WS.W.0006.000000T0000Z-211210T2100Z/
Western Prince William Sound-
Including the cities of Whittier, Seward, Girdwood, 
and Moose Pass
653 AM AKST Fri Dec 10 2021

...WINTER STORM WARNING IS CANCELLED...

Snow has lightened up across the eastern Kenai Peninsula. Areas 
of light snow will linger this morning, with up to 2 inches 
additional accumulation. Snow will then taper off this afternoon.

$$

AKZ121-102100-
/O.CON.PAFC.WW.Y.0067.000000T0000Z-211210T2100Z/
Western Kenai Peninsula-
Including the cities of Kenai, Soldotna, Homer, 
and Cooper Landing
653 AM AKST Fri Dec 10 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON AKST
TODAY...

* WHAT...Snow occurring. Additional snow accumulations up to 4 
  inches, particularly from Kenai through Ninilchik.

* WHERE...Western Kenai Peninsula.

* WHEN...Until noon AKST Friday.

* IMPACTS...Plan on slippery road conditions. The hazardous 
  conditions could impact the morning and evening commutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling.

For the latest road conditions call 5 1 1 or visit
511.alaska.gov.

&&

$$

http://www.weather.gov/afc

The office that day

Everything else NWS Anchorage, AK issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Dec 8, 4:03 PM AKSTGale WarningAFC36 hr
Dec 8, 4:03 PM AKSTHeavy Freezing Spray WarningAFC6 days
Dec 8, 4:06 PM AKSTStorm WarningAFC72 hr
Dec 8, 4:17 PM AKSTGale WarningAFC48 hr
Dec 8, 4:17 PM AKSTHurricane Force Wind WarningAFC18 hr
Dec 8, 4:17 PM AKSTHeavy Freezing Spray WarningAFC5 days
Dec 8, 4:17 PM AKSTWinter Weather AdvisoryAFC44 hr
Dec 8, 4:18 PM AKSTGale WarningAFC4 days
Dec 8, 4:18 PM AKSTStorm WarningAFC36 hr
Dec 9, 3:44 AM AKSTGale WarningAFC5 days
Dec 9, 3:44 AM AKSTHurricane Force Wind WarningAFC12 hr
Dec 9, 3:44 AM AKSTStorm WarningAFC12 hr
Dec 9, 3:53 AM AKSTGale WarningAFC6 hr
Dec 9, 3:53 AM AKSTSmall Craft AdvisoryAFC12 hr
Dec 9, 3:53 AM AKSTStorm WarningAFC12 hr
Dec 9, 4:27 AM AKSTHurricane Force Wind WarningAFC11 hr
Dec 9, 9:27 AM AKSTHigh Wind WarningAFC20 hr
Dec 9, 10:19 AM AKSTStorm WarningAFC30 hr
Dec 9, 10:45 AM AKSTGale WarningAFC4 days

Nearby

Winter Storm Warnings in Alaska, 2021Every winter storm 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.