Blizzard Warning 12, NWS Anchorage, AK

463 
WWAK42 PAFC 181348
WSWALU

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE ANCHORAGE AK
448 AM AKST MON FEB 18 2013

AKZ195-182100-
/X.EXT.PAFC.BZ.W.0012.000000T0000Z-130218T2100Z/
PRIBILOF ISLANDS-
INCLUDING THE CITY OF...SAINT PAUL
448 AM AKST MON FEB 18 2013

...BLIZZARD WARNING NOW IN EFFECT UNTIL NOON AKST TODAY...

* SNOW...UP TO AN ADDITIONAL 2 INCHES.

* VISIBILITY...REDUCED TO ONE QUARTER MILE OR LESS AT TIMES.

* WIND...EAST TO SOUTHEAST WINDS 45 TO 60 MPH WITH GUSTS TO 75
  MPH. 

* TIMING...THROUGH LATE THIS MORNING.

* IMPACTS...SNOWFALL COMBINED WITH STRONG WINDS AND BLOWING SNOW
  WILL PRODUCE WHITE-OUT CONDITIONS AT TIMES. ANY OUTDOOR ACTIVITY
  WILL BE EXTREMELY DIFFICULT. 

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 VERY DIFFICULT. ALL TRAVEL AND OUTDOOR
ACTIVITY IS STRONGLY DISCOURAGED.

&&

$$

AKZ155-182100-
/X.CON.PAFC.WC.Y.0006.000000T0000Z-130218T2100Z/
KUSKOKWIM DELTA-
INCLUDING THE CITIES OF...BETHEL...HOOPER BAY...NUNIVAK ISLAND
448 AM AKST MON FEB 18 2013

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON AKST TODAY...

* WIND...NORTHEAST 15 TO 30 MPH.

* WIND CHILL VALUES...AS LOW AS 35 BELOW TO 50 BELOW.

* TIMING...THROUGH LATE THIS MORNING.

* IMPACTS...INCREASED RISK OF HYPOTHERMIA AND FROSTBITE.

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.

&&

$$

AKZ161-190300-
/X.NEW.PAFC.BZ.A.0012.130219T2100Z-130220T0900Z/
BRISTOL BAY-
INCLUDING THE CITIES OF...KING SALMON...DILLINGHAM...NAKNEK...
PILOT POINT
448 AM AKST MON FEB 18 2013

...BLIZZARD WATCH IN EFFECT FROM TUESDAY AFTERNOON THROUGH TUESDAY
EVENING...

THE NATIONAL WEATHER SERVICE IN ANCHORAGE HAS ISSUED A BLIZZARD
WATCH...WHICH IS IN EFFECT FROM TUESDAY AFTERNOON THROUGH TUESDAY
EVENING. 

* SNOW...4 TO 10 INCHES.

* VISIBILITY...POSSIBLY REDUCED TO ONE QUARTER MILE OR LESS AT
  TIMES IN SNOW AND BLOWING SNOW. 

* WIND...NORTHEAST WIND 15 TO 30 MPH WITH GUSTS TO 40 MPH. 

* TIMING...TUESDAY AFTERNOON THROUGH TUESDAY EVENING. 

* IMPACTS...SNOWFALL COMBINED WITH STRONG WINDS AND BLOWING SNOW
  MAY PRODUCE WHITE-OUT CONDITIONS AT TIMES. DRIVING MAY BECOME
  VERY DIFFICULT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BLIZZARD WATCH MEANS THERE IS A POTENTIAL FOR FALLING AND/OR
BLOWING SNOW WITH STRONG WINDS AND EXTREMELY POOR VISIBILITIES.
THIS CAN LEAD TO WHITE-OUT CONDITIONS AND MAKE TRAVEL VERY
DIFFICULT.

&&

$$

903 
WWAK42 PAFC 182104
WSWALU

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE ANCHORAGE AK
1204 PM AKST MON FEB 18 2013

AKZ195-182215-
/X.EXP.PAFC.BZ.W.0012.000000T0000Z-130218T2100Z/
PRIBILOF ISLANDS-
INCLUDING THE CITY OF...SAINT PAUL
1204 PM AKST MON FEB 18 2013

...BLIZZARD WARNING HAS EXPIRED...

CONDITIONS HAVE IMPROVED AS WINDS HAVE DIMINISHED AND TEMPERATURES
WARMED. 

$$

AKZ155-182215-
/X.EXP.PAFC.WC.Y.0006.000000T0000Z-130218T2100Z/
KUSKOKWIM DELTA-
INCLUDING THE CITIES OF...BETHEL...HOOPER BAY...NUNIVAK ISLAND
1204 PM AKST MON FEB 18 2013

...WIND CHILL ADVISORY HAS EXPIRED...


$$

AKZ161-191600-
/X.CON.PAFC.BZ.A.0012.130219T2100Z-130220T0900Z/
BRISTOL BAY-
INCLUDING THE CITIES OF...KING SALMON...DILLINGHAM...NAKNEK...
PILOT POINT
1204 PM AKST MON FEB 18 2013

...BLIZZARD WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON
THROUGH TUESDAY EVENING THROUGH TUESDAY EVENING...

* SNOW...4 TO 10 INCHES.

* VISIBILITY...POSSIBLY REDUCED TO ONE QUARTER MILE OR LESS AT 
  TIMES IN SNOW AND BLOWING SNOW. 

* WIND...NORTHEAST WIND 15 TO 30 MPH WITH GUSTS TO 40 MPH.

* TIMING...TUESDAY AFTERNOON THROUGH TUESDAY EVENING.

* IMPACTS...SNOWFALL COMBINED WITH STRONG WINDS AND BLOWING SNOW 
  MAY PRODUCE WHITE-OUT CONDITIONS AT TIMES. DRIVING MAY BECOME 
  VERY DIFFICULT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BLIZZARD WATCH MEANS THERE IS A POTENTIAL FOR FALLING AND/OR
BLOWING SNOW WITH STRONG WINDS AND EXTREMELY POOR VISIBILITIES.
THIS CAN LEAD TO WHITE-OUT CONDITIONS AND MAKE TRAVEL VERY
DIFFICULT.

&&

$$

SOUTHCENTRAL AND SOUTHWEST ALASKA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE ANCHORAGE AK
200 PM AKST SUN FEB 17 2013

SOUTHERN AND FASTER PORTION OF UPPER TROF MOVING EAST OUT OF BRISTOL
BAY AND IS NOW ENTERING THE GULF OF ALASKA. THIS FEATURE WILL QUICKLY
MOVE SOUTHEAST OUT OF THE FORECAST AREA TONIGHT. WINDIER,DRIER AND
COLDER CONDITIONS FOLLOWING IN BEHIND. AXIS OF THE MUCH SLOWER
NORTHERN PORTION OF THE TROF NOT EXPECTED TO CROSS 150 W UNTIL MID
DAY MON, WHICH MEANS SNOW WILL BE SLOW TO END ACROSS SOUTH CENTRAL
ALASKA WITH THE HEAVIEST AMOUNTS OCCURRING LATER TONIGHT. SNOW ACROSS
THE SUSITNA VALLEY AND KENAI PENINSULA WILL END MONDAY MORNING AS
HIGH PRESSURE BUILDS IN FROM THE WEST. SNOWFALL OVER ZONE 141 MAY NOT
END UNTIL LATE MON EVE. WINDS WILL BE SLOW TO INCREASE OVER SUN NIGHT
THEN SHOULD INCREASE AND BECOME RATHER STRONG MON AND MON EVE WHEN
UPPER SUPPORT IS BEST. GALES ALREADY BEGINNING ACROSS THE KODIAK
MARINE ZONES AS THE FASTER SOUTHERN TROF MOVES OUT.

HIGH PRESSURE MOVES ACROSS SOUTHERN ALASKA MON NIGHT AHEAD OF NEXT
BERING STORM. THE ASSOCIATED FRONT SHOULD MAKE LANDFALL MON EVENING.
WAVE FORMING ALONG THE FRONT FORECAST BY THE GFS TO DEVELOP INTO A
MODERATE 978 MB STORM AND BRING MORE RAIN SNOW AND WIND TO THE ALASKA
PENINSULA, KODIAK ISLAND AND BRISTOL BAY ON LATE MON AND TUE. THIS
LOW SHOULD DROP INTO THE GULF LATE TUE AND WED AS HIGH PRESSURE ONCE
AGAIN BUILDS OVER THE EASTERN BERING SEA ALONG 165W. SEVERAL WEAKER
SYSTEMS WILL MOVE EASTWARD ALONG THE SOUTHERN BERING SEA WED THU AND
FRI AND WILL DISSIPATE AS THEY RUN INTO THE RIDGE OVER EASTERN
BRISTOL BAY AND KODIAK ISLAND. A STRONGER STORM WILL BRING GALES BACK
TO THE ALEUTIANS LATE IN THE WEEK AS A 972 MB CENTER MOVES TO NEAR
ADAK MIDDAY FRIDAY.

NO CHANGE THE NEXT 5 TO 7 DAYS AS THE PATTERN STAYS RATHER
PROGRESSIVE WITH NO SIGN OF ANY KIND OF BLOCK OCCURRING.

.AER/ALU...WATCH/WARNING SUMMARY
PUBLIC...BLIZZARD WATCH 131 AND 195.
MARINE...STORM AREAS 130 179 185 411 412 413 414.
GALE AREAS 120 127 132 136 137 138 140 150 160 165 170 180 171 172
175 176.
HEAVY FREEZING SPRAY AREAS 121 127 129 130 138 140 150 155 165.
FIRE WEATHER...NONE.

DP FEB 13