Alert archive / Alaska / Blizzard Warnings in 2011

Blizzard Warning 9, NWS Anchorage, AK

February 11, 2011

NWS Anchorage, AK issued this blizzard warning at Feb 11, 2011, 5:10 AM AKST. It was in force for 17 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
Feb 11, 2011, 5:10 AM AKST (14:10 UTC)
Expired
Feb 11, 2011, 9:47 PM AKST
In force
17 hr
Issued by
NWS Anchorage, AK

The text

As transmitted, in the capitals the NWS used until 2016.

584 
WWAK41 PAFC 111410
WSWAER

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE ANCHORAGE AK
510 AM AKST FRI FEB 11 2011


AKZ125-120300-
/X.NEW.PAFC.BZ.W.0009.110211T1410Z-110212T0300Z/
WESTERN PRINCE WILLIAM SOUND-
INCLUDING THE CITIES OF...WHITTIER...SEWARD...GIRDWOOD...
MOOSE PASS
510 AM AKST FRI FEB 11 2011

...BLIZZARD WARNING IN EFFECT UNTIL 6 PM AKST THIS EVENING FOR WHITTIER...

THE NATIONAL WEATHER SERVICE IN ANCHORAGE HAS ISSUED A BLIZZARD
WARNING...WHICH IS IN EFFECT UNTIL 6 PM AKST THIS EVENING. 

A LARGE LOW PRESSURE SYSTEM AND ITS ASSOCIATED FRONT ARE PRODUCING
STRONG SOUTHWESTERLY WINDS AND BLOWING SNOW NEAR WHITTIER.
SOUTHWEST WINDS OF 45 TO 65 MPH COMBINED WITH FALLING SNOW IS
PRODUCING NEAR WHITEOUT CONDITIONS IN BLOWING SNOW AROUND
WHITTIER. WINDS WILL REMAIN STRONG THROUGH THIS EVENING HOWEVER
VISIBILITIES WILL IMPROVE AS THE SNOW ENDS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE
EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS
AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITE-OUT
CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. ALL TRAVEL AND
OUTDOOR ACTIVITY IS STRONGLY DISCOURAGED.

&&

$$

AKZ141-120300-
/X.NEW.PAFC.WW.Y.0007.110211T1410Z-110212T0300Z/
COPPER RIVER BASIN-
INCLUDING THE CITIES OF...GLENNALLEN...EUREKA...MCCARTHY...
PAXSON...SLANA
510 AM AKST FRI FEB 11 2011

...WINTER WEATHER ADVISORY FOR SNOW IN EFFECT UNTIL 6 PM AKST THIS
EVENING...

THE NATIONAL WEATHER SERVICE IN ANCHORAGE HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT UNTIL 6 PM AKST
THIS EVENING.

OVERRUNNING MOISTURE FROM THE GULF IS PRODUCING WIDESPREAD SNOW
OVER THE COPPER RIVER BASIN. ADDITIONAL SNOW ACCUMULATIONS OF 4 TO
8 INCHES CAN BE EXPECTED THROUGH EARLY THIS EVENING.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL
CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED
ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING.
&&

$$

AKZ145-120315-
/X.NEW.PAFC.WC.Y.0004.110212T0600Z-110213T2100Z/
SUSITNA VALLEY-
INCLUDING THE CITIES OF...TALKEETNA...WILLOW...CANTWELL
510 AM AKST FRI FEB 11 2011

...WIND CHILL ADVISORY IN EFFECT NORTH OF TALKEETNA FROM 9 PM
THIS EVENING TO NOON AKST SUNDAY...

THE NATIONAL WEATHER SERVICE IN ANCHORAGE HAS ISSUED A WIND CHILL
ADVISORY...WHICH IS IN EFFECT NORTH OF TALKEETNA FROM 9 PM THIS
EVENING TO NOON AKST SUNDAY.

STRONG NORTHERLY WINDS AND COLD TEMPERATURES WILL PRODUCE WIND
CHILLS TO NEAR 50 BELOW ZERO NORTH OF TALKEETNA THIS EVENING
THROUGH SUNDAY AFTERNOON. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROSTBITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.

&&

$$
4 follow-up statements
197 
WWAK41 PAFC 111732
WSWAER

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE ANCHORAGE AK
832 AM AKST FRI FEB 11 2011

AKZ131-120300-
/X.EXA.PAFC.BZ.W.0009.000000T0000Z-110212T0300Z/
NORTHEAST PRINCE WILLIAM SOUND-
INCLUDING THE CITIES OF...VALDEZ...THOMPSON PASS
832 AM AKST FRI FEB 11 2011

...BLIZZARD WARNING IN EFFECT UNTIL 6 PM AKST THIS EVENING THROUGH
THOMPSON PASS...

THE NATIONAL WEATHER SERVICE IN ANCHORAGE HAS ISSUED A BLIZZARD
WARNING...WHICH IS IN EFFECT UNTIL 6 PM AKST THIS EVENING. 

A LARGE LOW PRESSURE SYSTEM AND ITS ASSOCIATED FRONT ARE
PRODUCING STRONG NORTHEAST WINDS AND BLOWING SNOW NEAR THROUGH
THOMPSON PASS. WINDS OF 25 TO 45 MPH COMBINED WITH FALLING SNOW
IS PRODUCING NEAR WHITEOUT CONDITIONS IN BLOWING SNOW THROUGH
THOMPSON PASS. CONDITIONS WILL IMPROVE AS THE SNOW TAPERS OFF THIS
EVENING

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE
EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS
AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITE-OUT
CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. ALL TRAVEL AND
OUTDOOR ACTIVITY IS STRONGLY DISCOURAGED.

&&

$$

AKZ125-120300-
/X.CON.PAFC.BZ.W.0009.000000T0000Z-110212T0300Z/
WESTERN PRINCE WILLIAM SOUND-
INCLUDING THE CITIES OF...WHITTIER...SEWARD...GIRDWOOD...
MOOSE PASS
832 AM AKST FRI FEB 11 2011

...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 6 PM AKST THIS
EVENING...

A BLIZZARD WARNING REMAINS IN EFFECT UNTIL 6 PM AKST THIS
EVENING. 

A LARGE LOW PRESSURE SYSTEM AND ITS ASSOCIATED FRONT ARE
PRODUCING STRONG SOUTHWESTERLY WINDS AND BLOWING SNOW NEAR
WHITTIER. SOUTHWEST WINDS OF 45 TO 65 MPH COMBINED WITH FALLING
SNOW IS PRODUCING NEAR WHITEOUT CONDITIONS IN BLOWING SNOW AROUND
WHITTIER. WINDS WILL REMAIN STRONG THROUGH THIS EVENING HOWEVER
VISIBILITIES WILL IMPROVE AS THE SNOW ENDS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE
EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS
AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITE-OUT
CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. ALL TRAVEL AND
OUTDOOR ACTIVITY IS STRONGLY DISCOURAGED.

&&

$$

AKZ141-120300-
/X.CON.PAFC.WW.Y.0007.000000T0000Z-110212T0300Z/
COPPER RIVER BASIN-
INCLUDING THE CITIES OF...GLENNALLEN...EUREKA...MCCARTHY...
PAXSON...SLANA
832 AM AKST FRI FEB 11 2011

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM AKST THIS
EVENING...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM AKST THIS
EVENING. 

OVERRUNNING MOISTURE FROM THE GULF IS PRODUCING WIDESPREAD SNOW
OVER THE COPPER RIVER BASIN. ADDITIONAL SNOW ACCUMULATIONS OF
4 TO 8 INCHES CAN BE EXPECTED THROUGH EARLY THIS EVENING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING. 
&&

$$

AKZ145-120645-
/X.CON.PAFC.WC.Y.0004.110212T0600Z-110213T2100Z/
SUSITNA VALLEY-
INCLUDING THE CITIES OF...TALKEETNA...WILLOW...CANTWELL
832 AM AKST FRI FEB 11 2011

...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 9 PM THIS EVENING
TO NOON AKST SUNDAY...

A WIND CHILL ADVISORY REMAINS IN EFFECT FROM 9 PM THIS EVENING TO
NOON AKST SUNDAY. 

STRONG NORTHERLY WINDS AND COLD TEMPERATURES WILL PRODUCE WIND
CHILLS TO NEAR 50 BELOW ZERO NORTH OF TALKEETNA THIS EVENING
THROUGH SUNDAY AFTERNOON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROSTBITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.

&&

$$
317 
WWAK41 PAFC 120055
WSWAER

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE ANCHORAGE AK
355 PM AKST FRI FEB 11 2011

AKZ131-120200-
/X.CAN.PAFC.BZ.W.0009.000000T0000Z-110212T0300Z/
NORTHEAST PRINCE WILLIAM SOUND-
INCLUDING THE CITIES OF...VALDEZ...THOMPSON PASS
355 PM AKST FRI FEB 11 2011

...BLIZZARD WARNING IS CANCELLED FOR THOMPSON PASS...

THE NATIONAL WEATHER SERVICE IN ANCHORAGE HAS CANCELLED THE
BLIZZARD WARNING FOR THOMPSON PASS.

WIND AND SNOW HAVE DIMINISHED IN THOMPSON PASS AND BLIZZARD
CONDITIONS ARE NO LONGER OCCURRING. NORTH WIND IS EXPECTED TO
INCREASE TO 30 TO 40 MPH LATER THIS EVENING. THIS WILL CAUSE
BLOWING SNOW TO REDUCE VISIBILITIES BELOW ONE MILE AT TIMES
THROUGH THE PASS.

$$

AKZ125-120700-
/X.EXT.PAFC.BZ.W.0009.000000T0000Z-110212T0700Z/
WESTERN PRINCE WILLIAM SOUND-
INCLUDING THE CITIES OF...WHITTIER...SEWARD...GIRDWOOD...
MOOSE PASS
355 PM AKST FRI FEB 11 2011

...BLIZZARD WARNING NOW IN EFFECT UNTIL 10 PM AKST THIS EVENING
FOR WHITTIER...

THE BLIZZARD WARNING IS NOW IN EFFECT UNTIL 10 PM AKST THIS
EVENING. 

LOW PRESSURE IN THE NORTHERN GULF WILL CONTINUE TO BRING SNOW AND
45 TO 60 MPH SOUTHWEST WINDS TO WHITTIER THROUGH THE EVENING. ALTHOUGH
WINDS WILL PERSIST THROUGH THE WEEKEND...VISIBILITIES ARE
EXPECTED TO IMPROVE LATER THIS EVENING WHEN THE SNOWFALL ENDS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE
EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS
AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITE-OUT
CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. ALL TRAVEL AND
OUTDOOR ACTIVITY IS STRONGLY DISCOURAGED.

&&

$$

AKZ141-120300-
/X.CON.PAFC.WW.Y.0007.000000T0000Z-110212T0300Z/
COPPER RIVER BASIN-
INCLUDING THE CITIES OF...GLENNALLEN...EUREKA...MCCARTHY...
PAXSON...SLANA
355 PM AKST FRI FEB 11 2011

...WINTER WEATHER ADVISORY FOR SNOW REMAINS IN EFFECT UNTIL 6 PM
AKST THIS EVENING...

A WINTER WEATHER ADVISORY FOR SNOW REMAINS IN EFFECT UNTIL 6 PM
AKST THIS EVENING.

A LOW IN THE NORTHERN GULF WILL CONTINUE TO SEND SNOW ACROSS THE
CHUGACH MOUNTAINS INTO THE COPPER RIVER BASIN THROUGH THE REST OF
THE AFTERNOON. SNOWFALL IS EXPECTED TO TAPER OFF TO SHOWERS DURING
THE EVENING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING. 
&&

$$

AKZ145-121400-
/X.CON.PAFC.WC.Y.0004.110212T0600Z-110213T2100Z/
SUSITNA VALLEY-
INCLUDING THE CITIES OF...TALKEETNA...WILLOW...CANTWELL
355 PM AKST FRI FEB 11 2011

...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 9 PM THIS EVENING
TO NOON AKST SUNDAY NORTH OF TALKEETNA...

A WIND CHILL ADVISORY REMAINS IN EFFECT FROM 9 PM THIS EVENING TO
NOON AKST SUNDAY. 

STRONG NORTH WINDS AND COLD TEMPERATURES WILL PRODUCE WIND CHILLS
TO NEAR 50 BELOW ZERO NORTH OF TALKEETNA THIS EVENING THROUGH
SUNDAY AFTERNOON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROSTBITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.

&&

$$
352 
WWAK41 PAFC 120311
WSWAER

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE ANCHORAGE AK
611 PM AKST FRI FEB 11 2011

AKZ141-120415-
/X.EXP.PAFC.WW.Y.0007.000000T0000Z-110212T0300Z/
COPPER RIVER BASIN-
INCLUDING THE CITIES OF...GLENNALLEN...EUREKA...MCCARTHY...
PAXSON...SLANA
611 PM AKST FRI FEB 11 2011

...WINTER WEATHER ADVISORY HAS EXPIRED...

THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT. 

LINGERING LIGHT SNOW WILL CONTINUE THROUGH THE NIGHT OVER PORTIONS
OF THE COPPER RIVER BASIN. ADDITIONAL SNOW FALL ACCUMULATION WILL
BE LESS THAN 2 INCHES.

$$

AKZ125-120700-
/X.CON.PAFC.BZ.W.0009.000000T0000Z-110212T0700Z/
WESTERN PRINCE WILLIAM SOUND-
INCLUDING THE CITIES OF...WHITTIER...SEWARD...GIRDWOOD...
MOOSE PASS
611 PM AKST FRI FEB 11 2011

...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 10 PM AKST THIS
EVENING FOR WHITTIER...

A BLIZZARD WARNING REMAINS IN EFFECT UNTIL 10 PM AKST THIS
EVENING. 

LOW PRESSURE IN THE NORTHERN GULF WILL CONTINUE TO BRING SNOW AND
45 TO 60 MPH SOUTHWEST WINDS TO WHITTIER THROUGH THE EVENING.
ALTHOUGH WINDS WILL PERSIST THROUGH THE WEEKEND...VISIBILITIES
ARE EXPECTED TO IMPROVE LATER THIS EVENING WHEN THE SNOWFALL
ENDS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE
EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS
AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITE-OUT
CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. ALL TRAVEL AND
OUTDOOR ACTIVITY IS STRONGLY DISCOURAGED.

&&

$$

AKZ145-121500-
/X.CON.PAFC.WC.Y.0004.110212T0600Z-110213T2100Z/
SUSITNA VALLEY-
INCLUDING THE CITIES OF...TALKEETNA...WILLOW...CANTWELL
611 PM AKST FRI FEB 11 2011

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON AKST SUNDAY
NORTH OF TALKEETNA...

A WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON AKST SUNDAY. 

STRONG NORTH WINDS AND COLD TEMPERATURES WILL PRODUCE WIND CHILLS
TO NEAR 50 BELOW ZERO NORTH OF TALKEETNA THIS EVENING THROUGH
SUNDAY AFTERNOON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROSTBITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.

&&

$$
232 
WWAK41 PAFC 120647
WSWAER

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE ANCHORAGE AK
947 PM AKST FRI FEB 11 2011

AKZ125-120800-
/X.CAN.PAFC.BZ.W.0009.000000T0000Z-110212T0700Z/
WESTERN PRINCE WILLIAM SOUND-
INCLUDING THE CITIES OF...WHITTIER...SEWARD...GIRDWOOD...
MOOSE PASS
947 PM AKST FRI FEB 11 2011

...BLIZZARD WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN ANCHORAGE HAS CANCELLED THE
BLIZZARD WARNING. 


$$

AKZ145-122000-
/X.CON.PAFC.WC.Y.0004.000000T0000Z-110213T2100Z/
SUSITNA VALLEY-
INCLUDING THE CITIES OF...TALKEETNA...WILLOW...CANTWELL
947 PM AKST FRI FEB 11 2011

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON AKST SUNDAY
NORTH OF TALKEETNA...

A WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON AKST SUNDAY. 

STRONG NORTH WINDS AND COLD TEMPERATURES WILL PRODUCE WIND CHILLS
TO NEAR 50 BELOW ZERO NORTH OF TALKEETNA THIS EVENING THROUGH
SUNDAY AFTERNOON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROSTBITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 10, 4:00 PM AKSTGale WarningAFC60 hr
Feb 10, 4:00 PM AKSTGale WarningAFC5 days
Feb 10, 4:00 PM AKSTSmall Craft AdvisoryAFC60 hr
Feb 10, 5:25 PM AKSTStorm WarningAFC11 hr
Feb 11, 4:00 AM AKSTGale WarningAFC12 hr
Feb 11, 4:00 AM AKSTGale WarningAFC6 days
Feb 11, 4:00 AM AKSTSmall Craft AdvisoryAFC24 hr
Feb 11, 4:00 AM AKSTSmall Craft AdvisoryAFC4 days
Feb 11, 4:00 AM AKSTStorm WarningAFC4 days
Feb 11, 4:00 AM AKSTHeavy Freezing Spray WarningAFC6 days
Feb 11, 5:10 AM AKSTWind Chill AdvisoryAFC4 days
Feb 11, 5:10 AM AKSTWinter Weather AdvisoryAFC13 hr

Nearby

Blizzard Warnings in Alaska, 2011Every blizzard warning in 2011

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.