Alert archive / Alaska / Winter Storm Warnings in 2012

Winter Storm Warning 4, NWS Anchorage, AK

December 28, 2012

NWS Anchorage, AK issued this winter storm warning at Dec 28, 2012, 4:07 PM AKST. It took effect at Dec 28, 2012, 9:00 PM AKST. It was in force for 8 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 28, 2012, 4:07 PM AKST (01:07 UTC)
In effect from
Dec 28, 2012, 9:00 PM AKST
Expired
Dec 29, 2012, 4:45 AM AKST
In force
8 hr
Issued by
NWS Anchorage, AK

The text

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

557 
WWAK42 PAFC 290107
WSWALU

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE ANCHORAGE AK
407 PM AKST FRI DEC 28 2012

...WINTER STORM TO BRING SNOW AND WIND TO SOUTHWEST ALASKA TONIGHT
INTO SATURDAY...

.STRONG LOW PRESSURE WILL MOVE NORTH INTO BRISTOL BAY
TONIGHT...THEN INLAND OVER THE KUSKOKWIM DELTA SATURDAY MORNING. A
BAND OF MODERATE TO HEAVY SNOW WITH POCKETS OF FREEZING RAIN OR RAIN WILL
PRECEDE THE LOW AND BRING A QUICK SNOW ACCUMULATION OF 2 TO 6
INCHES FROM THE WESTERN CAPES TO THE KUSKOKWIM DELTA THIS EVENING
THROUGH EARLY SATURDAY MORNING. AS THE LOW PASSES THROUGH...GUSTY
WINDS AND NUMEROUS CONVECTIVE SNOW SHOWERS WITH REDUCED
VISIBILITIES WILL BE COMMON...AGAIN FROM THE WESTERN CAPES OF
BRISTOL BAY NORTH THROUGH THE KUSKOKWIM DELTA. FARTHER INLAND...LIGHTER
SNOW WILL BE ACCOMPANIED BY PERIODS OF LIGHT FREEZING RAIN THROUGH
LATE TONIGHT.

AKZ155-291415-
/X.NEW.PAFC.WS.W.0004.121229T0600Z-121230T0100Z/
KUSKOKWIM DELTA-
INCLUDING THE CITIES OF...BETHEL...HOOPER BAY...NUNIVAK ISLAND
407 PM AKST FRI DEC 28 2012

...WINTER STORM WARNING IN EFFECT FROM 9 PM THIS EVENING TO 4 PM
AKST SATURDAY...

THE NATIONAL WEATHER SERVICE IN ANCHORAGE HAS ISSUED A WINTER
STORM WARNING FOR SNOW...FREEZING RAIN...AND WIND...WHICH IS IN
EFFECT FROM 9 PM THIS EVENING TO 4 PM AKST SATURDAY.

* SNOW...ACCUMULATIONS 2 TO 6 INCHES. 

* FREEZING RAIN...ACCUMULATIONS UP TO ONE TENTH OF AN INCH.

* TIMING...A PERIOD OF MODERATE TO OCCASIONALLY HEAVY SNOW WILL
  DEVELOP BY MIDNIGHT AND MOVE NORTH ACROSS THE ZONE. A BRIEF
  PERIOD OF FREEZING RAIN MAY OCCUR AT THE ONSET AND END OF THE
  BAND OF SNOW. NUMEROUS CONVECTIVE SNOW SHOWERS WILL BE POSSIBLE
  IN THE AFTERNOON WITH SOUTHERLY WIND GUSTS AS HIGH AS 60 MPH. AREAS
  OF BLOWING SNOW WITH VISIBILITIES REDUCED TO ONE HALF OR LESS AT
  TIMES WILL BE LIKELY IN THE HEAVIER SNOW SHOWERS FROM SATURDAY
  MORNING INTO EARLY SATURDAY AFTERNOON.

* IMPACTS...TRAVEL WILL BE HAZARDOUS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...SLEET...AND
ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS
WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

AKZ152-291415-
/X.NEW.PAFC.ZR.Y.0010.121229T0600Z-121229T1500Z/
LOWER KUSKOKWIM VALLEY-
INCLUDING THE CITIES OF...ANIAK...SLEETMUTE
407 PM AKST FRI DEC 28 2012

...FREEZING RAIN ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO
6 AM AKST SATURDAY...

THE NATIONAL WEATHER SERVICE IN ANCHORAGE HAS ISSUED A FREEZING
RAIN ADVISORY...WHICH IS IN EFFECT FROM 9 PM THIS EVENING TO 6 AM
AKST SATURDAY. 

* ICE ACCUMULATION...GENERALLY UP TO ONE TENTH OF AN INCH.

* TIMING...SNOW AND FREEZING RAIN WILL DEVELOP THIS EVENING AND
  PERSIST THROUGH LATE TONIGHT BEFORE ENDING. 

* IMPACTS...OUTDOOR TRAVEL WILL BE DIFFICULT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZING RAIN ADVISORY MEANS THAT PERIODS OF FREEZING RAIN OR
FREEZING DRIZZLE WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY TRAVEL. SLOW DOWN AND USE CAUTION.

&&

$$
3 follow-up statements
098 
WWAK42 PAFC 290130 CCA
WSWALU

URGENT - WINTER WEATHER MESSAGE...CORRECTED
NATIONAL WEATHER SERVICE ANCHORAGE AK
424 PM AKST FRI DEC 28 2012

...WINTER STORM TO BRING SNOW AND WIND TO SOUTHWEST ALASKA TONIGHT
INTO SATURDAY...

.STRONG LOW PRESSURE WILL MOVE NORTH INTO BRISTOL BAY
TONIGHT...THEN INLAND OVER THE KUSKOKWIM DELTA SATURDAY MORNING. A
BAND OF MODERATE TO HEAVY SNOW WITH POCKETS OF FREEZING RAIN OR RAIN WILL
PRECEDE THE LOW AND BRING A QUICK SNOW ACCUMULATION OF 2 TO 6
INCHES FROM THE WESTERN CAPES TO THE KUSKOKWIM DELTA THIS EVENING
THROUGH EARLY SATURDAY MORNING. AS THE LOW PASSES THROUGH...GUSTY
WINDS AND NUMEROUS CONVECTIVE SNOW SHOWERS WITH REDUCED
VISIBILITIES WILL BE COMMON...AGAIN FROM THE WESTERN CAPES OF
BRISTOL BAY NORTH THROUGH THE KUSKOKWIM DELTA. FARTHER INLAND...LIGHTER
SNOW WILL BE ACCOMPANIED BY PERIODS OF LIGHT FREEZING RAIN THROUGH
LATE TONIGHT.

AKZ155-291445-
/X.COR.PAFC.WS.W.0004.121229T0600Z-121230T0100Z/
KUSKOKWIM DELTA-
INCLUDING THE CITIES OF...BETHEL...HOOPER BAY...NUNIVAK ISLAND
424 PM AKST FRI DEC 28 2012

...WINTER STORM WARNING FOR SNOW...FREEZING RAIN AND WIND IN
EFFECT FROM 9 PM THIS EVENING TO 4 PM AKST SATURDAY...

THE NATIONAL WEATHER SERVICE IN ANCHORAGE HAS ISSUED A WINTER
STORM WARNING FOR SNOW...FREEZING RAIN...AND WIND...WHICH IS IN
EFFECT FROM 9 PM THIS EVENING TO 4 PM AKST SATURDAY.

* SNOW...ACCUMULATIONS 2 TO 6 INCHES.

* FREEZING RAIN...ACCUMULATIONS UP TO ONE TENTH OF AN INCH.

* WIND...EAST TO NORTHEAST 20 TO 35 MPH TONIGHT BECOMING SOUTH 30
  TO 45 MPH WITH GUSTS TO 60 MPH IN THE MORNING.

* VISIBILITY...REDUCED TO ONE HALF MILE OR LESS AT TIMES IN
  MODERATE TO HEAVY SNOW LATE THIS EVENING THROUGH EARLY SATURDAY
  MORNING...THEN REDUCED AGAIN IN HEAVIER SNOW SHOWERS SATURDAY
  MORNING THROUGH EARLY AFTERNOON.

* TIMING...A PERIOD OF MODERATE TO OCCASIONALLY HEAVY SNOW WILL
  DEVELOP BY MIDNIGHT AND MOVE NORTH ACROSS THE ZONE. A BRIEF
  PERIOD OF FREEZING RAIN MAY OCCUR AT THE ONSET AND END OF THE
  BAND OF SNOW. NUMEROUS CONVECTIVE SNOW SHOWERS WILL DEVELOP
  SATURDAY MORNING WITH SOUTHERLY WINDS GUSTING AS HIGH AS 60 MPH.
  AREAS OF BLOWING SNOW WITH VISIBILITIES REDUCED TO ONE HALF OR
  LESS AT TIMES WILL BE LIKELY IN THE HEAVIER SNOW SHOWERS FROM
  SATURDAY MORNING INTO EARLY SATURDAY AFTERNOON.

* IMPACTS...TRAVEL WILL BE HAZARDOUS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...SLEET...AND
ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS
WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

AKZ152-291445-
/X.NEW.PAFC.ZR.Y.0010.121229T0600Z-121229T1500Z/
LOWER KUSKOKWIM VALLEY-
INCLUDING THE CITIES OF...ANIAK...SLEETMUTE
424 PM AKST FRI DEC 28 2012

...FREEZING RAIN ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO
6 AM AKST SATURDAY...

THE NATIONAL WEATHER SERVICE IN ANCHORAGE HAS ISSUED A FREEZING
RAIN ADVISORY...WHICH IS IN EFFECT FROM 9 PM THIS EVENING TO 6 AM
AKST SATURDAY.

* ICE ACCUMULATION...GENERALLY UP TO ONE TENTH OF AN INCH.

* TIMING...SNOW AND FREEZING RAIN WILL DEVELOP THIS EVENING AND
  PERSIST THROUGH LATE TONIGHT BEFORE ENDING.

* IMPACTS...OUTDOOR TRAVEL WILL BE DIFFICULT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZING RAIN ADVISORY MEANS THAT PERIODS OF FREEZING RAIN OR
FREEZING DRIZZLE WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY TRAVEL. SLOW DOWN AND USE CAUTION.

&&

$$
230 
WWAK42 PAFC 290256
WSWALU

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE ANCHORAGE AK
556 PM AKST FRI DEC 28 2012

...WINTER STORM TO BRING SNOW AND WIND TO SOUTHWEST ALASKA
TONIGHT INTO SATURDAY...

STRONG LOW PRESSURE WILL MOVE NORTH INTO BRISTOL BAY TONIGHT
BEFORE MOVING INLAND OVER THE KUSKOKWIM DELTA SATURDAY MORNING. A
BAND OF MODERATE TO HEAVY SNOW WITH POCKETS OF FREEZING RAIN OR
RAIN WILL PRECEDE THE LOW AND BRING A QUICK SNOW ACCUMULATION OF 2
TO 6 INCHES FROM THE WESTERN CAPES TO THE KUSKOKWIM DELTA THIS
EVENING THROUGH EARLY SATURDAY MORNING. AS THE LOW PASSES
THROUGH...GUSTY WINDS AND NUMEROUS CONVECTIVE SNOW SHOWERS WITH
REDUCED VISIBILITIES WILL BE COMMON...AGAIN FROM THE WESTERN CAPES
OF BRISTOL BAY NORTH THROUGH THE KUSKOKWIM DELTA. FARTHER
INLAND...LIGHTER SNOW WILL BE ACCOMPANIED BY PERIODS OF LIGHT
FREEZING RAIN THROUGH LATE TONIGHT.

AKZ155-291600-
/X.CON.PAFC.WS.W.0004.121229T0600Z-121230T0100Z/
KUSKOKWIM DELTA-
INCLUDING THE CITIES OF...BETHEL...HOOPER BAY...NUNIVAK ISLAND
556 PM AKST FRI DEC 28 2012

...WINTER STORM WARNING FOR SNOW FREEZING RAIN AND WIND REMAINS IN
EFFECT FROM 9 PM THIS EVENING TO 4 PM AKST SATURDAY...

* SNOW...ACCUMULATIONS 2 TO 6 INCHES.

* FREEZING RAIN...ACCUMULATIONS UP TO ONE TENTH OF AN INCH.

* WIND...EAST TO NORTHEAST 20 TO 35 MPH TONIGHT BECOMING SOUTH 
  30 TO 45 MPH WITH GUSTS TO 60 MPH IN THE MORNING. 

* VISIBILITY...REDUCED TO ONE HALF MILE OR LESS AT TIMES IN 
  MODERATE TO HEAVY SNOW LATE THIS EVENING THROUGH EARLY 
  SATURDAY MORNING...THEN REDUCED AGAIN IN HEAVIER SNOW SHOWERS 
  SATURDAY MORNING THROUGH EARLY AFTERNOON. 

* TIMING...A PERIOD OF MODERATE TO OCCASIONALLY HEAVY SNOW WILL 
  DEVELOP BY MIDNIGHT AND MOVE NORTH ACROSS THE ZONE. A BRIEF 
  PERIOD OF FREEZING RAIN MAY OCCUR AT THE ONSET AND END OF THE 
  BAND OF SNOW. NUMEROUS CONVECTIVE SNOW SHOWERS WILL DEVELOP 
  SATURDAY MORNING WITH SOUTHERLY WINDS GUSTING AS HIGH AS 60 
  MPH. AREAS OF BLOWING SNOW WITH VISIBILITIES REDUCED TO ONE 
  HALF OR LESS AT TIMES WILL BE LIKELY IN THE HEAVIER SNOW 
  SHOWERS FROM SATURDAY MORNING INTO EARLY SATURDAY AFTERNOON. 

* IMPACTS...TRAVEL WILL BE HAZARDOUS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO
POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

AKZ152-291500-
/X.CON.PAFC.ZR.Y.0010.121229T0600Z-121229T1500Z/
LOWER KUSKOKWIM VALLEY-
INCLUDING THE CITIES OF...ANIAK...SLEETMUTE
556 PM AKST FRI DEC 28 2012

...FREEZING RAIN ADVISORY REMAINS IN EFFECT FROM 9 PM THIS
EVENING TO 6 AM AKST SATURDAY...

* ICE ACCUMULATION...GENERALLY UP TO ONE TENTH OF AN INCH.

* TIMING...SNOW AND FREEZING RAIN WILL DEVELOP THIS EVENING AND 
  PERSIST THROUGH LATE TONIGHT BEFORE ENDING. 

* IMPACTS...OUTDOOR TRAVEL WILL BE DIFFICULT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZING RAIN ADVISORY MEANS THAT PERIODS OF FREEZING RAIN OR
FREEZING DRIZZLE WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY TRAVEL. SLOW DOWN AND USE CAUTION.

&&

$$
760 
WWAK42 PAFC 291345
WSWALU

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE ANCHORAGE AK
445 AM AKST SAT DEC 29 2012

AKZ155-300100-
/X.CAN.PAFC.WS.W.0004.000000T0000Z-121230T0100Z/
/X.NEW.PAFC.ZR.Y.0011.121229T1345Z-121230T0100Z/
KUSKOKWIM DELTA-
INCLUDING THE CITIES OF...BETHEL...HOOPER BAY...NUNIVAK ISLAND
445 AM AKST SAT DEC 29 2012

...FREEZING RAIN ADVISORY IN EFFECT UNTIL 4 PM AKST THIS
AFTERNOON...
...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN ANCHORAGE HAS ISSUED A FREEZING
RAIN ADVISORY...WHICH IS IN EFFECT UNTIL 4 PM AKST THIS
AFTERNOON. THE WINTER STORM WARNING HAS BEEN CANCELLED. 

* ICE ACCUMULATION...ACCUMULATIONS UP TO ONE TENTH OF AN INCH.

* TIMING...PERIODS OF SNOW AND FREEZING RAIN WILL CONTINUE THROUGH
  THE AFTERNOON. 

* IMPACTS...TRAVEL WILL BE HAZARDOUS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZING RAIN ADVISORY MEANS THAT PERIODS OF FREEZING RAIN OR
FREEZING DRIZZLE WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS. SLOW DOWN AND USE CAUTION WHILE DRIVING.

&&

$$

AKZ152-291445-
/X.CAN.PAFC.ZR.Y.0010.000000T0000Z-121229T1500Z/
LOWER KUSKOKWIM VALLEY-
INCLUDING THE CITIES OF...ANIAK...SLEETMUTE
445 AM AKST SAT DEC 29 2012

...FREEZING RAIN ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN ANCHORAGE HAS CANCELLED THE
FREEZING RAIN ADVISORY. 

WIDESPREAD FREEZING RAIN HAS ENDED. ISOLATED AREAS OF LIGHT
FREEZING DRIZZLE MAY CONTINUE THROUGHOUT THE DAY WITH NO ADDITIONAL
ICE ACCUMULATION.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 28, 4:00 PM AKSTGale WarningAFC12 hr
Dec 28, 4:00 PM AKSTGale WarningAFC48 hr
Dec 28, 4:00 PM AKSTGale WarningAFC3 days
Dec 28, 4:00 PM AKSTSmall Craft AdvisoryAFC24 hr
Dec 28, 4:00 PM AKSTStorm WarningAFC3 days
Dec 28, 4:00 PM AKSTStorm WarningAFC48 hr
Dec 28, 4:00 PM AKSTStorm WarningAFC3 days
Dec 28, 4:00 PM AKSTHeavy Freezing Spray WarningAFC12 hr
Dec 28, 4:07 PM AKSTFreezing Rain AdvisoryAFC13 hr
Dec 28, 4:30 PM AKSTHigh Wind WatchAFC24 hr
Dec 29, 4:00 AM AKSTBrisk Wind AdvisoryAFC62 hr
Dec 29, 4:00 AM AKSTGale WarningAFC24 hr
Dec 29, 4:00 AM AKSTSmall Craft AdvisoryAFC62 hr
Dec 29, 4:00 AM AKSTStorm WarningAFC24 hr
Dec 29, 4:45 AM AKSTFreezing Rain AdvisoryAFC6 hr
Dec 29, 6:43 AM AKSTStorm WarningAFC9 hr

Nearby

Winter Storm Warnings in Alaska, 2012Every winter storm warning in 2012

Sources

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