Alert archive / Alaska / Winter Storm Warnings in 2021

Winter Storm Warning 21, NWS Juneau, AK

March 20, 2021

NWS Juneau, AK issued this winter storm warning at Mar 20, 2021, 5:18 AM AKDT. It took effect at Mar 20, 2021, 4:00 PM AKDT. It was in force for 18 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
Mar 20, 2021, 5:18 AM AKDT (13:18 UTC)
In effect from
Mar 20, 2021, 4:00 PM AKDT
Expired
Mar 21, 2021, 10:00 AM AKDT
In force
18 hr
Issued by
NWS Juneau, AK

The text

As transmitted.

768 
WWAK47 PAJK 201318
WSWAJK

URGENT - WINTER WEATHER MESSAGE
National Weather Service Juneau AK
518 AM AKDT Sat Mar 20 2021

AKZ025-210100-
/O.UPG.PAJK.WW.Y.0026.210320T2000Z-210321T2000Z/
/O.NEW.PAJK.WS.W.0021.210321T0000Z-210321T1800Z/
Juneau Borough and Northern Admiralty Island-
Including the city of Juneau
518 AM AKDT Sat Mar 20 2021

...WINTER STORM WARNING IN EFFECT FROM 4 PM THIS AFTERNOON TO
10 AM AKDT SUNDAY...

* WHAT...Heavy snow and blowing snow expected. Total snow
  accumulations of 5 to 8 inches. Winds gusting as high as 35 
  mph.

* WHERE...Juneau area.

* WHEN...From 4 PM this afternoon to 10 AM AKDT Sunday.

* IMPACTS...Travel could be very difficult. Visibility will be
  reduced to to snow and blowing snow.

* ADDITIONAL DETAILS...While snow may begin Saturday afternoon,
  greatest accumulations will occur after sunset.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

&&

$$

AKZ026-210100-
/O.EXB.PAJK.WW.Y.0026.210321T0000Z-210321T1800Z/
Inner Channels from Kupreanof Island to Etolin Island-
Including the cities of Petersburg, Wrangell, and Kake
518 AM AKDT Sat Mar 20 2021

...WINTER WEATHER ADVISORY IN EFFECT FROM 4 PM THIS AFTERNOON TO
10 AM AKDT SUNDAY...

* WHAT...Snow expected. Total snow accumulations of 3 to 6 
  inches. Winds gusting as high as 35 mph.

* WHERE...Kake and Petersburg.

* WHEN...From 4 PM this afternoon to 10 AM AKDT Sunday.

* IMPACTS...Plan on slippery conditions and reduced visibility.

* ADDITIONAL DETAILS...While snow may begin Saturday afternoon,
  greatest accumulations will occur after sunset. Some mixing with
  rain is possible, which would reduce accumulations.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

&&

$$

AKZ020>022-210100-
/O.EXT.PAJK.WW.Y.0026.210321T0000Z-210321T1800Z/
Glacier Bay-Eastern Chichagof Island-
Salisbury Sound to Cape Fairweather Coastal Area-
Including the cities of Gustavus, Hoonah, Elfin Cove, and Pelican
518 AM AKDT Sat Mar 20 2021

...WINTER WEATHER ADVISORY NOW IN EFFECT FROM 4 PM THIS AFTERNOON
TO 10 AM AKDT SUNDAY...

* WHAT...Snow expected. Total snow accumulations of 3 to 6 
  inches. Winds gusting as high as 35 mph.

* WHERE...Gustavus, Hoonah, Elfin Cove, and Pelican.

* WHEN...From 4 PM this afternoon to 10 AM AKDT Sunday.

* IMPACTS...Plan on slippery conditions and reduced visibility.

* ADDITIONAL DETAILS...While snow may begin Saturday afternoon,
  greatest accumulations will occur after sunset. Some mixing with
  rain is possible, which would reduce accumulations.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

&&

$$

http://www.weather.gov/juneau
5 follow-up statements
427 
WWAK47 PAJK 202228
WSWAJK

URGENT - WINTER WEATHER MESSAGE
National Weather Service Juneau AK
228 PM AKDT Sat Mar 20 2021

AKZ025-210700-
/O.CON.PAJK.WS.W.0021.210321T0000Z-210321T1800Z/
Juneau Borough and Northern Admiralty Island-
Including the city of Juneau
228 PM AKDT Sat Mar 20 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 AM AKDT
SUNDAY...

* WHAT...Heavy snow and blowing snow expected. Total snow 
  accumulations of 5 to 8 inches. Winds gusting as high as 35 
  mph.

* WHERE...Juneau area.

* WHEN...Until 10 AM AKDT Sunday.

* IMPACTS...Travel could be very difficult. Visibility will be
  reduced to snow and blowing snow.

* ADDITIONAL DETAILS...Greatest accumulations will occur after 
  sunset.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency.

&&

$$

AKZ020>022-026-210700-
/O.CON.PAJK.WW.Y.0026.210321T0000Z-210321T1800Z/
Glacier Bay-Eastern Chichagof Island-
Salisbury Sound to Cape Fairweather Coastal Area-
Inner Channels from Kupreanof Island to Etolin Island-
Including the cities of Gustavus, Hoonah, Elfin Cove, Pelican, 
Petersburg, Wrangell, and Kake
228 PM AKDT Sat Mar 20 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM AKDT
SUNDAY...

* WHAT...Snow expected. Total snow accumulations of 3 to 6 
  inches. Winds gusting as high as 35 mph.

* WHERE...Gustavus, Hoonah, Elfin Cove, Pelican, Kake, and 
  Petersburg.

* WHEN...Until 10 AM AKDT Sunday.

* IMPACTS...Plan on slippery conditions and reduced visibility.

* ADDITIONAL DETAILS...Greatest accumulations will occur after 
  sunset. Some mixing with rain is possible, which would reduce 
  accumulations.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling.

&&

$$

http://www.weather.gov/juneau
114 
WWAK47 PAJK 210641
WSWAJK

URGENT - WINTER WEATHER MESSAGE
National Weather Service Juneau AK
1041 PM AKDT Sat Mar 20 2021

AKZ025-211500-
/O.CON.PAJK.WS.W.0021.000000T0000Z-210321T1800Z/
Juneau Borough and Northern Admiralty Island-
Including the city of Juneau
1041 PM AKDT Sat Mar 20 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 AM AKDT
SUNDAY...

* WHAT...Heavy snow expected. Total snow accumulations of 5 to 7
  inches. 

* WHERE...Juneau.

* WHEN...Until 10 AM AKDT Sunday.

* IMPACTS...Travel could be very difficult. Visibility will be
  reduced to snow.

* ADDITIONAL DETAILS...Up to 1 inch has been measured so far
  around town. The greatest accumulations will occur after
  midnight.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency.

&&

$$

AKZ020>022-026-211500-
/O.CON.PAJK.WW.Y.0026.000000T0000Z-210321T1800Z/
Glacier Bay-Eastern Chichagof Island-
Salisbury Sound to Cape Fairweather Coastal Area-
Inner Channels from Kupreanof Island to Etolin Island-
Including the cities of Gustavus, Hoonah, Elfin Cove, Pelican, 
Petersburg, Wrangell, and Kake
1041 PM AKDT Sat Mar 20 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM AKDT
SUNDAY...

* WHAT...Snow expected. Total snow accumulations of 3 to 6 
  inches. Winds gusting as high as 35 mph.

* WHERE...Gustavus, Hoonah, Elfin Cove, Pelican, Kake, and 
  Petersburg.

* WHEN...Until 10 AM AKDT Sunday.

* IMPACTS...Plan on slippery conditions and reduced visibility.

* ADDITIONAL DETAILS...Some mixing with rain is possible, which
  would reduce accumulations. Around 1.5 inch was reported at
  Gustavus around 10 PM Saturday night. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling.

&&

$$

http://www.weather.gov/juneau
646 
WWAK47 PAJK 211317
WSWAJK

URGENT - WINTER WEATHER MESSAGE
National Weather Service Juneau AK
517 AM AKDT Sun Mar 21 2021


AKZ025-211800-
/O.CON.PAJK.WS.W.0021.000000T0000Z-210321T1800Z/
Juneau Borough and Northern Admiralty Island-
Including the city of Juneau
517 AM AKDT Sun Mar 21 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 AM AKDT THIS
MORNING...

* WHAT...Heavy snow expected. Total snow accumulations of 5 to 7 
  inches.

* WHERE...Juneau.

* WHEN...Until 10 AM AKDT Sunday.

* IMPACTS...Travel could be very difficult. Visibility will be 
  reduced to snow.

* ADDITIONAL DETAILS...2 to 4 inches of snow has been measured so
  far around town. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency.

&&

$$

AKZ020>022-026-211800-
/O.CON.PAJK.WW.Y.0026.000000T0000Z-210321T1800Z/
Glacier Bay-Eastern Chichagof Island-
Salisbury Sound to Cape Fairweather Coastal Area-
Inner Channels from Kupreanof Island to Etolin Island-
Including the cities of Gustavus, Hoonah, Elfin Cove, Pelican, 
Petersburg, Wrangell, and Kake
517 AM AKDT Sun Mar 21 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM AKDT
THIS MORNING...

* WHAT...Snow expected. Total snow accumulations of 3 to 6 
  inches. Winds gusting as high as 35 mph.

* WHERE...Gustavus, Hoonah, Elfin Cove, Pelican, Kake, and 
  Petersburg.

* WHEN...Until 10 AM AKDT Sunday.

* IMPACTS...Plan on slippery conditions and reduced visibility.

* ADDITIONAL DETAILS...Some mixing with rain is possible, which 
  would reduce accumulations. Around 1.5 inch was reported at 
  Gustavus around 10 PM Saturday night.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling.

&&

$$

http://www.weather.gov/juneau
072 
WWAK47 PAJK 211516
WSWAJK

URGENT - WINTER WEATHER MESSAGE
National Weather Service Juneau AK
716 AM AKDT Sun Mar 21 2021

AKZ025-211800-
/O.CON.PAJK.WS.W.0021.000000T0000Z-210321T1800Z/
Juneau Borough and Northern Admiralty Island-
Including the city of Juneau
716 AM AKDT Sun Mar 21 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 AM AKDT THIS
MORNING...

* WHAT...Heavy snow expected. Total snow accumulations of 5 to 7 
  inches.

* WHERE...Juneau.

* WHEN...Until 10 AM AKDT Sunday.

* IMPACTS...Travel could be very difficult. Visibility will be 
  reduced to snow.

* ADDITIONAL DETAILS...2 to 4 inches of snow has been measured 
  so far around town.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency.

&&

$$

AKZ029-212100-
/O.EXB.PAJK.WW.Y.0026.000000T0000Z-210321T2100Z/
Misty Fjords-
Including the city of Hyder
716 AM AKDT Sun Mar 21 2021

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 1 PM AKDT THIS
AFTERNOON...

* WHAT...Snow. Additional snow accumulations 1 to 3 inches.

* WHERE...Misty Fjords including Hyder.

* WHEN...Until 1 PM AKDT this afternoon.

* IMPACTS...Plan on slippery conditions and reduced visibility.

* ADDITIONAL DETAILS...Around 9.6 inches of new snow was measured
  overnight at Hyder with snow still falling. Snow expected
  through the morning before changing to rain in the afternoon.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

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

&&

$$

AKZ020>022-026-211800-
/O.CON.PAJK.WW.Y.0026.000000T0000Z-210321T1800Z/
Glacier Bay-Eastern Chichagof Island-
Salisbury Sound to Cape Fairweather Coastal Area-
Inner Channels from Kupreanof Island to Etolin Island-
Including the cities of Gustavus, Hoonah, Elfin Cove, Pelican, 
Petersburg, Wrangell, and Kake
716 AM AKDT Sun Mar 21 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM AKDT
THIS MORNING...

* WHAT...Snow expected. Total snow accumulations of 3 to 6 
  inches. Winds gusting as high as 35 mph.

* WHERE...Gustavus, Hoonah, Elfin Cove, Pelican, Kake, and 
  Petersburg.

* WHEN...Until 10 AM AKDT Sunday.

* IMPACTS...Plan on slippery conditions and reduced visibility.

* ADDITIONAL DETAILS...Some mixing with rain is possible, which 
  would reduce accumulations. Around 1.5 inch was reported at 
  Gustavus around 10 PM Saturday night.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling.

&&

$$

http://www.weather.gov/juneau
611 
WWAK47 PAJK 211744
WSWAJK

URGENT - WINTER WEATHER MESSAGE
National Weather Service Juneau AK
944 AM AKDT Sun Mar 21 2021


AKZ025-211845-
/O.EXP.PAJK.WS.W.0021.000000T0000Z-210321T1800Z/
Juneau Borough and Northern Admiralty Island-
Including the city of Juneau
944 AM AKDT Sun Mar 21 2021

...WINTER STORM WARNING WILL EXPIRE AT 10 AM AKDT THIS MORNING...

Snowfall reports from the area have been around 5 to 8 inches.
Have decided to let warning expire as snowfall rates should
diminish throughout the morning with light rain/snow mix expected
this afternoon.

$$

AKZ020>022-026-211845-
/O.EXP.PAJK.WW.Y.0026.000000T0000Z-210321T1800Z/
Glacier Bay-Eastern Chichagof Island-
Salisbury Sound to Cape Fairweather Coastal Area-
Inner Channels from Kupreanof Island to Etolin Island-
Including the cities of Gustavus, Hoonah, Elfin Cove, Pelican, 
Petersburg, Wrangell, and Kake
944 AM AKDT Sun Mar 21 2021

...WINTER WEATHER ADVISORY WILL EXPIRE AT 10 AM AKDT THIS
MORNING...

Snowfall reports from the area have been around 2 to 8 inches. 
Have decided to let advisory expire as snowfall rates should 
diminish throughout the morning with light rain/snow mix expected 
this afternoon.

$$

AKZ029-212100-
/O.CON.PAJK.WW.Y.0026.000000T0000Z-210321T2100Z/
Misty Fjords-
Including the city of Hyder
944 AM AKDT Sun Mar 21 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 PM AKDT THIS
AFTERNOON...

* WHAT...Snow. Additional snow accumulations 1 to 3 inches.

* WHERE...Misty Fjords including Hyder.

* WHEN...Until 1 PM AKDT this afternoon.

* IMPACTS...Plan on slippery conditions and reduced visibility.

* ADDITIONAL DETAILS...Around 9.6 inches of new snow was 
  measured overnight at Hyder with snow still falling. Snow 
  expected through the morning before changing to rain in the 
  afternoon.

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/juneau

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 19, 4:48 PM AKDTWinter Weather AdvisoryAJK44 hr
Mar 19, 8:06 PM AKDTSmall Craft AdvisoryAJK44 hr
Mar 20, 3:35 AM AKDTGale WarningAJK17 hr
Mar 20, 3:35 AM AKDTGale WarningAJK36 hr
Mar 20, 3:35 AM AKDTSmall Craft AdvisoryAJK37 hr

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.