Alert archive / Alaska / Winter Storm Warnings in 2021

Winter Storm Warning 16, NWS Juneau, AK

March 10, 2021

NWS Juneau, AK issued this winter storm warning at Mar 10, 2021, 4:24 AM AKST. It took effect at Mar 10, 2021, 6:00 PM AKST. It was in force for 10 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 10, 2021, 4:24 AM AKST (13:24 UTC)
In effect from
Mar 10, 2021, 6:00 PM AKST
Expired
Mar 11, 2021, 3:48 AM AKST
In force
10 hr
Issued by
NWS Juneau, AK

The text

As transmitted.

961 
WWAK47 PAJK 101324
WSWAJK

URGENT - WINTER WEATHER MESSAGE
National Weather Service Juneau AK
424 AM AKST Wed Mar 10 2021


AKZ025-102100-
/O.UPG.PAJK.WS.A.0007.210311T0000Z-210311T1800Z/
/O.NEW.PAJK.WS.W.0016.210311T0300Z-210311T1500Z/
Juneau Borough and Northern Admiralty Island-
Including the city of Juneau
424 AM AKST Wed Mar 10 2021

...WINTER STORM WARNING IN EFFECT FROM 6 PM THIS EVENING TO 6 AM
AKST THURSDAY...

* WHAT...Heavy snow expected. Total snow accumulations of 3 to 7 
  inches. Winds gusting as high as 35 mph.

* WHERE...Juneau Borough and Northern Admiralty Island, including
  Tee Harbor, Juneau, and Douglas.

* WHEN...From 6 PM this evening to 6 AM AKST Thursday.

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

* ADDITIONAL DETAILS...Snowfall may be wet with temperatures near
  freezing and more difficult to remove.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$

AKZ017-019-102100-
/O.UPG.PAJK.WS.A.0007.210311T0000Z-210311T1800Z/
/O.NEW.PAJK.WW.Y.0021.210311T0000Z-210311T1500Z/
Cape Fairweather to Cape Suckling Coastal Area-
Haines Borough and Lynn Canal-
Including the cities of Yakutat and Haines
424 AM AKST Wed Mar 10 2021

...WINTER WEATHER ADVISORY IN EFFECT FROM 3 PM THIS AFTERNOON TO
6 AM AKST THURSDAY...

* WHAT...Snow expected. Total snow accumulations of 3 to 5 inches.
  The Haines Borough snowfall mainly between Mud Bay and Klukwan 
  Winds gusting as high as 35 mph.

* WHERE...Cape Fairweather to Cape Suckling Coastal Area and
  Haines Borough and Lynn Canal, including Yakutat, and Haines.

* WHEN...From 3 PM this afternoon to 6 AM AKST Thursday.

* IMPACTS...Plan on slippery road conditions. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

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

&&

$$

AKZ027-028-102100-
/O.NEW.PAJK.WS.A.0008.210311T2100Z-210312T0900Z/
Dixon Entrance to Cape Decision Coastal Area-
Southern Inner Channels-
Including the cities of Craig, Klawock, Ketchikan, and Metlakatla
424 AM AKST Wed Mar 10 2021

...WINTER STORM WATCH IN EFFECT FROM THURSDAY AFTERNOON THROUGH
THURSDAY EVENING...

* WHAT...Heavy snow possible. Total snow accumulations of 4 to 6
  inches possible, heaviest over eastern Prince of Wales Island
  and higher elevations of the roads across Prince of Wales
  Island.

* WHERE...Dixon Entrance to Cape Decision Coastal Area and
  Southern Inner Channels, including Ketchikan, Metlakatla,
  Annette, Thorne Bay, Hollis, and Craig.

* WHEN...From Thursday afternoon through Thursday evening.

* IMPACTS...Plan on slippery road conditions. 


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts for updates on this situation. 

&&

$$

http://www.weather.gov/juneau
4 follow-up statements
927 
WWAK47 PAJK 102033
WSWAJK

URGENT - WINTER WEATHER MESSAGE
National Weather Service Juneau AK
1133 AM AKST Wed Mar 10 2021

AKZ025-110800-
/O.CON.PAJK.WS.W.0016.210311T0300Z-210311T1500Z/
Juneau Borough and Northern Admiralty Island-
Including the city of Juneau
1133 AM AKST Wed Mar 10 2021

...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO 6 AM AKST THURSDAY...

* WHAT...Heavy snow expected. Total snow accumulations of 3 to 7 
  inches. Winds gusting as high as 35 mph.

* WHERE...Juneau Borough and Northern Admiralty Island, 
  including Tee Harbor, Juneau, and Douglas.

* WHEN...From 6 PM this evening to 6 AM AKST Thursday.

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

* ADDITIONAL DETAILS...Snowfall may be wet with temperatures 
  near freezing and more difficult to remove.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$

AKZ017-019-110800-
/O.CON.PAJK.WW.Y.0021.210311T0000Z-210311T1500Z/
Cape Fairweather to Cape Suckling Coastal Area-
Haines Borough and Lynn Canal-
Including the cities of Yakutat and Haines
1133 AM AKST Wed Mar 10 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 3 PM THIS
AFTERNOON TO 6 AM AKST THURSDAY...

* WHAT...Snow expected. Total snow accumulations of 3 to 5 
  inches. The Haines Borough snowfall mainly between Mud Bay and 
  Klukwan Winds gusting as high as 35 mph.

* WHERE...Cape Fairweather to Cape Suckling Coastal Area and 
  Haines Borough and Lynn Canal, including Yakutat, and Haines.

* WHEN...From 3 PM this afternoon to 6 AM AKST Thursday.

* IMPACTS...Plan on slippery road conditions.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling.

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

&&

$$

AKZ027-028-110800-
/O.CON.PAJK.WS.A.0008.210311T2100Z-210312T0900Z/
Dixon Entrance to Cape Decision Coastal Area-
Southern Inner Channels-
Including the cities of Craig, Klawock, Ketchikan, and Metlakatla
1133 AM AKST Wed Mar 10 2021

...WINTER STORM WATCH REMAINS IN EFFECT FROM THURSDAY AFTERNOON
THROUGH THURSDAY EVENING...

* WHAT...Heavy snow possible. Total snow accumulations of 4 to 6 
  inches possible, heaviest over eastern Prince of Wales Island 
  and higher elevations of the roads across Prince of Wales 
  Island.

* WHERE...Dixon Entrance to Cape Decision Coastal Area and 
  Southern Inner Channels, including Ketchikan, Metlakatla, 
  Annette, Thorne Bay, Hollis, and Craig.

* WHEN...From Thursday afternoon through Thursday evening.

* IMPACTS...Plan on slippery road conditions.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts for updates on this situation.

&&

$$

http://www.weather.gov/juneau
408 
WWAK47 PAJK 110134
WSWAJK

URGENT - WINTER WEATHER MESSAGE
National Weather Service Juneau AK
434 PM AKST Wed Mar 10 2021

AKZ025-111500-
/O.CON.PAJK.WS.W.0016.210311T0300Z-210311T1500Z/
Juneau Borough and Northern Admiralty Island-
Including the city of Juneau
434 PM AKST Wed Mar 10 2021

...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO 6 AM AKST THURSDAY...

* WHAT...Heavy snow expected. Snow accumulations of 2 to 5 inches
  near sea level, and 5 to 8 inches for interior valleys and 
  upper elevations. Winds gusting as high as 35 mph.

* WHERE...Juneau area, including Tee Harbor, Mendenhall Valley, 
  and Douglas.

* WHEN...From 6 PM this evening to 6 AM AKST Thursday.

* IMPACTS...Travel could be very difficult.

* ADDITIONAL DETAILS...Snowfall may be wet with temperatures near
  freezing and more difficult to remove.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

AKZ017-019-111500-
/O.CON.PAJK.WW.Y.0021.000000T0000Z-210311T1500Z/
Cape Fairweather to Cape Suckling Coastal Area-
Haines Borough and Lynn Canal-
Including the cities of Yakutat and Haines
434 PM AKST Wed Mar 10 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM AKST
THURSDAY...

* WHAT...Snow expected. Total snow accumulations of 3 to 6 inches.
  Highest amounts expected in Yakutat. The Haines Borough 
  snowfall mainly between Mud Bay and Klukwan. Winds gusting as 
  high as 35 mph.

* WHERE...The northeast Gulf Coast and the Haines Borough
  including Yakutat and Haines.

* WHEN...Until 6 AM AKST Thursday.

* IMPACTS...Plan on slippery road conditions. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling.

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

&&

$$

AKZ029-111500-
/O.EXB.PAJK.WS.A.0008.210312T0300Z-210312T2100Z/
Misty Fjords-
Including the city of Hyder
434 PM AKST Wed Mar 10 2021

...WINTER STORM WATCH IN EFFECT FROM THURSDAY EVENING THROUGH
FRIDAY MORNING...

* WHAT...Heavy snow possible. Total snow accumulations of 8 to 12 
  inches possible.

* WHERE...Misty Fjords including Hyder.

* WHEN...From Thursday evening through Friday morning.

* IMPACTS...Plan on slippery road conditions.

* ADDITIONAL DETAILS...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts for updates on this situation. 

&&

$$

AKZ027-028-111500-
/O.EXT.PAJK.WS.A.0008.210312T0300Z-210312T2100Z/
Dixon Entrance to Cape Decision Coastal Area-
Southern Inner Channels-
Including the cities of Craig, Klawock, Ketchikan, and Metlakatla
434 PM AKST Wed Mar 10 2021

...WINTER STORM WATCH NOW IN EFFECT FROM THURSDAY EVENING THROUGH
FRIDAY MORNING...

* WHAT...Heavy snow possible. Total snow accumulations of 4 to 7 
  inches possible. 

* WHERE...Prince of Wales Island, mainly the eastern side and
  higher elevations as well as the southern Inner Channels
  including Ketchikan, Hollis, and Thorne Bay.

* WHEN...From Thursday evening through Friday morning.

* IMPACTS...Plan on slippery road conditions.

* ADDITIONAL DETAILS...There will be a fine line between both the
  warmer air to the east and the extent of the precipitation to
  the west.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts for updates on this situation.

&&

$$

http://www.weather.gov/juneau
496 
WWAK47 PAJK 110717
WSWAJK

URGENT - WINTER WEATHER MESSAGE
National Weather Service Juneau AK
1017 PM AKST Wed Mar 10 2021

AKZ017-110830-
/O.CAN.PAJK.WW.Y.0021.000000T0000Z-210311T1500Z/
Cape Fairweather to Cape Suckling Coastal Area-
Including the city of Yakutat
1017 PM AKST Wed Mar 10 2021

...WINTER WEATHER ADVISORY IS CANCELLED...

Shortly after 9 PM a wind shift to the SW caused temperatures to
warm and snow to change to rain. Expect showers to continue
through the night and transition back to a mix by morning with 
less than 1 inch of additional accumulation. Between 11 AM and 840
PM Wednesday a spotter in Yakutat measured 5.8 inches of snow.

$$

AKZ025-111500-
/O.CON.PAJK.WS.W.0016.000000T0000Z-210311T1500Z/
Juneau Borough and Northern Admiralty Island-
Including the city of Juneau
1017 PM AKST Wed Mar 10 2021

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

* WHAT...Heavy snow and blowing snow expected. Snow accumulations
  of 2 to 5 inches near sea level, and 5 to 8 inches for interior
  valleys and upper elevations. Winds gusting as high as 35 mph.

* WHERE...Juneau area, including Tee Harbor, Mendenhall Valley, 
  and Douglas.

* WHEN...Until 6 AM AKST Thursday.

* IMPACTS...Travel could be very difficult. Reduced visibility.

* ADDITIONAL DETAILS...Some mixing with rain is possible after
  midnight.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

AKZ019-111500-
/O.CON.PAJK.WW.Y.0021.000000T0000Z-210311T1500Z/
Haines Borough and Lynn Canal-
Including the city of Haines
1017 PM AKST Wed Mar 10 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM AKST
THURSDAY...

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

* WHERE...Haines area.

* WHEN...Until 6 AM AKST Thursday.

* IMPACTS...Reduced visibility. Wet snow may be difficult to
  manage.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling.

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

&&

$$

AKZ027>029-111545-
/O.CON.PAJK.WS.A.0008.210312T0300Z-210312T2100Z/
Dixon Entrance to Cape Decision Coastal Area-
Southern Inner Channels-Misty Fjords-
Including the cities of Craig, Klawock, Ketchikan, Metlakatla, 
and Hyder
1017 PM AKST Wed Mar 10 2021

...WINTER STORM WATCH REMAINS IN EFFECT FROM THURSDAY EVENING
THROUGH FRIDAY MORNING...

* WHAT...Heavy snow possible. Total snow accumulations of 4 to 7 
  inches possible.

* WHERE...Prince of Wales Island, mainly the eastern side and 
  higher elevations as well as the southern Inner Channels 
  including Ketchikan, Hollis, and Thorne Bay.

* WHEN...From Thursday evening through Friday morning.

* IMPACTS...Plan on slippery road conditions.

* ADDITIONAL DETAILS...There will be a fine line between both 
  the warmer air to the east and the extent of the precipitation 
  to the west.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts for updates on this situation.

&&

$$

http://www.weather.gov/juneau
301 
WWAK47 PAJK 111248
WSWAJK

URGENT - WINTER WEATHER MESSAGE
National Weather Service Juneau AK
348 AM AKST Thu Mar 11 2021


AKZ025-111400-
/O.CAN.PAJK.WS.W.0016.000000T0000Z-210311T1500Z/
Juneau Borough and Northern Admiralty Island-
Including the city of Juneau
348 AM AKST Thu Mar 11 2021

...WINTER STORM WARNING IS CANCELLED...

Snow started mixing with rain around 11 pm and temperatures warmed
into the mid to low 30s overnight causing snow to melt more then
accumulate. Snow amounts near sea level were around 2 to 4 
inches.

$$

AKZ019-111400-
/O.CAN.PAJK.WW.Y.0021.000000T0000Z-210311T1500Z/
Haines Borough and Lynn Canal-
Including the city of Haines
348 AM AKST Thu Mar 11 2021

...WINTER WEATHER ADVISORY IS CANCELLED...

Temperatures warmed overnight near haines into the mid 30s, and
snow has not accumulated all that much on the Haines Highway.
Precipitation has also started to diminish so additional significant
snow accumulations are not expected.

$$

AKZ027>029-111400-
/O.CAN.PAJK.WS.A.0008.210312T0300Z-210312T2100Z/
Dixon Entrance to Cape Decision Coastal Area-
Southern Inner Channels-Misty Fjords-
Including the cities of Craig, Klawock, Ketchikan, Metlakatla, 
and Hyder
348 AM AKST Thu Mar 11 2021

...WINTER STORM WATCH IS CANCELLED...

The higher amounts of precipitation are now expected to occur 
farther east. Some snow accumulation could still occur overnight
Fri night especially near Hyder but high accumulations are not 
expected.

$$

http://www.weather.gov/juneau

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 10, 3:38 AM AKSTGale WarningAJK24 hr
Mar 10, 3:38 AM AKSTGale WarningAJK24 hr
Mar 10, 3:38 AM AKSTSmall Craft AdvisoryAJK3 days
Mar 10, 3:38 AM AKSTSmall Craft AdvisoryAJK4 days
Mar 10, 3:38 AM AKSTSmall Craft AdvisoryAJK4 days
Mar 10, 4:24 AM AKSTWinter Storm WatchAJK23 hr
Mar 10, 4:24 AM AKSTWinter Weather AdvisoryAJK23 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.