Alert archive / Alaska / Blizzard Warnings in 2011

Blizzard Warning 17, NWS Anchorage, AK

February 21, 2011

NWS Anchorage, AK issued this blizzard warning at Feb 21, 2011, 4:10 PM AKST. It took effect at Feb 22, 2011, 6:00 AM AKST. It was in force for 5 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 21, 2011, 4:10 PM AKST (01:10 UTC)
In effect from
Feb 22, 2011, 6:00 AM AKST
Expired
Feb 22, 2011, 10:50 AM AKST
In force
5 hr
Issued by
NWS Anchorage, AK

The text

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

668 
WWAK41 PAFC 220110
WSWAER

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE ANCHORAGE AK
410 PM AKST MON FEB 21 2011


AKZ131-221500-
/X.NEW.PAFC.BZ.W.0017.110222T1500Z-110223T0600Z/
NORTHEAST PRINCE WILLIAM SOUND-
INCLUDING THE CITIES OF...VALDEZ...THOMPSON PASS
410 PM AKST MON FEB 21 2011

...BLIZZARD WARNING IN EFFECT FROM 6 AM TO 9 PM AKST TUESDAY
THROUGH THOMPSON PASS...

THE NATIONAL WEATHER SERVICE IN ANCHORAGE HAS ISSUED A BLIZZARD
WARNING...WHICH IS IN EFFECT FROM 6 AM TO 9 PM AKST TUESDAY. 

AN APPROACHING WEATHER SYSTEM WILL BRING STRONG WINDS TO THE THOMPSON
PASS AREA BEGINNING EARLY TUESDAY MORNING. SUSTAINED WINDS OF 30
TO 40 MPH WITH GUSTS TO 65 MPH WILL BLOW RECENTLY FALLEN SNOW AND
REDUCE VISIBILITY TO LESS THAN ONE QUARTER MILE AT TIMES.
CONDITIONS ARE EXPECTED TO IMPROVE AS WINDS DIMINISH TUESDAY
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.

&&

$$
3 follow-up statements
731 
WWAK41 PAFC 220407 CCA
WSWAER

URGENT - WINTER WEATHER MESSAGE...CORRECTED
NATIONAL WEATHER SERVICE ANCHORAGE AK
659 PM AKST MON FEB 21 2011


AKZ131-221800-
/X.COR.PAFC.BZ.W.0017.110222T1500Z-110223T0600Z/
NORTHEAST PRINCE WILLIAM SOUND-
INCLUDING THE CITIES OF...VALDEZ...THOMPSON PASS
659 PM AKST MON FEB 21 2011

...BLIZZARD WARNING IN EFFECT FROM 6 AM TO 9 PM AKST TUESDAY
THROUGH THOMPSON PASS...

THE NATIONAL WEATHER SERVICE IN ANCHORAGE HAS ISSUED A BLIZZARD
WARNING...WHICH IS IN EFFECT FROM 6 AM TO 9 PM AKST TUESDAY.

AN APPROACHING WEATHER SYSTEM WILL BRING STRONG WINDS TO THE THOMPSON
PASS AREA BEGINNING EARLY TUESDAY MORNING. SUSTAINED WINDS OF 30
TO 40 MPH WITH GUSTS TO 80 MPH WILL BLOW RECENTLY FALLEN SNOW AND
REDUCE VISIBILITY TO LESS THAN ONE QUARTER MILE AT TIMES.
CONDITIONS ARE EXPECTED TO IMPROVE AS WINDS DIMINISH TUESDAY
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.

&&

$$
169 
WWAK41 PAFC 221358
WSWAER

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE ANCHORAGE AK
458 AM AKST TUE FEB 22 2011

AKZ131-230300-
/X.CON.PAFC.BZ.W.0017.110222T1500Z-110223T0600Z/
NORTHEAST PRINCE WILLIAM SOUND-
INCLUDING THE CITIES OF...VALDEZ...THOMPSON PASS
458 AM AKST TUE FEB 22 2011

...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 9 PM AKST THIS
EVENING FOR THOMPSON PASS...

A BLIZZARD WARNING REMAINS IN EFFECT UNTIL 9 PM AKST THIS
EVENING FOR THOMPSON PASS. 

AN APPROACHING WEATHER SYSTEM WILL BRING STRONG WINDS TO THE
THOMPSON PASS AREA BEGINNING EARLY THIS MORNING. SUSTAINED
WINDS OF 30 TO 40 MPH WITH GUSTS TO 75 MPH WILL BLOW RECENTLY
FALLEN SNOW AND REDUCE VISIBILITY TO LESS THAN ONE QUARTER MILE AT
TIMES. CONDITIONS ARE EXPECTED TO IMPROVE AS WINDS DIMINISH 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.

&&

$$
951 
WWAK41 PAFC 221950
WSWAER

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE ANCHORAGE AK
1050 AM AKST TUE FEB 22 2011

AKZ131-222100-
/X.CAN.PAFC.BZ.W.0017.000000T0000Z-110223T0600Z/
NORTHEAST PRINCE WILLIAM SOUND-
INCLUDING THE CITIES OF...VALDEZ...THOMPSON PASS
1050 AM AKST TUE FEB 22 2011

...BLIZZARD WARNING IS CANCELED...

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

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 21, 4:00 PM AKSTGale WarningAFC24 hr
Feb 21, 4:00 PM AKSTGale WarningAFC36 hr
Feb 21, 4:00 PM AKSTGale WarningAFC3 days
Feb 21, 4:00 PM AKSTSmall Craft AdvisoryAFC24 hr
Feb 21, 4:00 PM AKSTStorm WarningAFC60 hr
Feb 21, 4:00 PM AKSTHeavy Freezing Spray WarningAFC48 hr
Feb 21, 5:23 PM AKSTStorm WarningAFC11 hr
Feb 21, 9:23 PM AKSTHigh Wind WarningAFC8 hr
Feb 21, 10:55 PM AKSTGale WarningAFC5 hr
Feb 22, 4:00 AM AKSTGale WarningAFC3 days
Feb 22, 4:00 AM AKSTGale WarningAFC12 hr
Feb 22, 4:00 AM AKSTSmall Craft AdvisoryAFC60 hr
Feb 22, 4:00 AM AKSTSmall Craft AdvisoryAFC12 hr
Feb 22, 4:00 AM AKSTStorm WarningAFC60 hr
Feb 22, 4:00 AM AKSTHeavy Freezing Spray WarningAFC12 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.