Wind Chill Advisory 9, NWS Anchorage, AK

115 
WWAK42 PAFC 212354
WSWALU

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE ANCHORAGE AK
254 PM AKST MON NOV 21 2011

...WIND CHILLS REACHING AS LOW AS 50 BELOW ACROSS PARTS OF
SOUTHWEST ALASKA THROUGH TUESDAY AFTERNOON...

.A POWERFUL UPPER LEVEL LOW WILL USHER IN A VERY COLD ARCTIC AIR
MASS AS WELL AS WINDY CONDITIONS TO SOUTHWEST ALASKA TONIGHT
THROUGH TUESDAY AFTERNOON. TEMPERATURES WILL PLUMMET TO AS LOW AS 10
BELOW TO 25 BELOW BY LATE TONIGHT. WIND CHILLS WILL REACH AS LOW
AS 50 BELOW AT TIMES THROUGH TUESDAY AFTERNOON.

AKZ152-221330-
/X.EXB.PAFC.WC.Y.0009.111122T0100Z-111123T0300Z/
LOWER KUSKOKWIM VALLEY-
INCLUDING THE CITIES OF...ANIAK...SLEETMUTE
254 PM AKST MON NOV 21 2011

...WIND CHILL ADVISORY IN EFFECT UNTIL 6 PM AKST TUESDAY...

THE NATIONAL WEATHER SERVICE IN ANCHORAGE HAS ISSUED A WIND CHILL
ADVISORY...WHICH IS IN EFFECT UNTIL 6 PM AKST TUESDAY. 

* WIND CHILL VALUES...30 BELOW TO 50 BELOW...COLDEST AWAY FROM
  SHELTERED AREAS. 

* WIND...NORTH WIND 15 TO 30 MPH. 

* TIMING...COLDEST TEMPERATURES AND WIND CHILLS LATE TONIGHT
  THROUGH TUESDAY AFTERNOON.

* 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.

&&

$$

AKZ161-221330-
/X.EXB.PAFC.WC.Y.0009.111122T0300Z-111123T0300Z/
BRISTOL BAY-
INCLUDING THE CITIES OF...KING SALMON...DILLINGHAM...NAKNEK...
PILOT POINT
254 PM AKST MON NOV 21 2011

...WIND CHILL ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO 6 PM
AKST TUESDAY...

THE NATIONAL WEATHER SERVICE IN ANCHORAGE HAS ISSUED A WIND CHILL
ADVISORY...WHICH IS IN EFFECT FROM 6 PM THIS EVENING TO 6 PM AKST
TUESDAY. 

* WIND CHILL VALUES...30 BELOW TO 45 BELOW.

* WIND...NORTH WIND 15 TO 30 MPH WITH LOCALIZED GUSTS TO 45 MPH.

* TIMING...COLDEST TEMPERATURES AND WIND CHILLS LATE TONIGHT
  THROUGH TUESDAY AFTERNOON. 

* 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.

&&

$$

AKZ155-221330-
/X.CON.PAFC.WC.Y.0009.111122T0400Z-111122T2100Z/
KUSKOKWIM DELTA-
INCLUDING THE CITIES OF...BETHEL...HOOPER BAY...NUNIVAK ISLAND
254 PM AKST MON NOV 21 2011

...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING
TO NOON AKST TUESDAY...

A WIND CHILL ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING TO
NOON AKST TUESDAY. 

* WIND CHILL VALUES...30 BELOW TO 45 BELOW.

* WIND...NORTH WIND 10 TO 25 MPH.

* TIMING...COLDEST TEMPERATURES AND WIND CHILLS LATE TONIGHT
  THROUGH TUESDAY 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.

&&

$$

688 
WWAK42 PAFC 221322
WSWALU

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE ANCHORAGE AK
422 AM AKST TUE NOV 22 2011

...WIND CHILLS REACHING AS LOW AS 50 BELOW ACROSS PARTS OF
SOUTHWEST ALASKA THROUGH TUESDAY AFTERNOON...

.A POWERFUL UPPER LEVEL LOW WILL USHER IN A VERY COLD ARCTIC AIR
MASS AS WELL AS WINDY CONDITIONS TO SOUTHWEST ALASKA THROUGH NOON
WEDNESDAY. TEMPERATURES WILL REACH AS LOW AS 20 BELOW BY LATE
TONIGHT. WIND CHILLS WILL REACH AS LOW AS 50 BELOW AT TIMES
THROUGH NOON WEDNESDAY.

AKZ152-230230-
/X.EXT.PAFC.WC.Y.0009.000000T0000Z-111123T2100Z/
LOWER KUSKOKWIM VALLEY-
INCLUDING THE CITIES OF...ANIAK...SLEETMUTE
422 AM AKST TUE NOV 22 2011

...WIND CHILL ADVISORY NOW IN EFFECT UNTIL NOON AKST WEDNESDAY...

THE WIND CHILL ADVISORY IS NOW IN EFFECT UNTIL NOON AKST
WEDNESDAY. 

* WIND CHILL VALUES...35 BELOW TO 50 BELOW...COLDEST AWAY FROM 
  SHELTERED AREAS. 

* WIND...NORTH WIND 10 TO 25 MPH. GUSTS TO 35 MPH TUESDAY MORNING.

* TIMING...COLDEST TEMPERATURES AND WIND CHILLS EARLY TUESDAY AND
  WEDNESDAY 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.

&&

$$

AKZ155-230230-
/X.EXT.PAFC.WC.Y.0009.000000T0000Z-111123T2100Z/
KUSKOKWIM DELTA-
INCLUDING THE CITIES OF...BETHEL...HOOPER BAY...NUNIVAK ISLAND
422 AM AKST TUE NOV 22 2011

...WIND CHILL ADVISORY NOW IN EFFECT UNTIL NOON AKST WEDNESDAY...

THE WIND CHILL ADVISORY IS NOW IN EFFECT UNTIL NOON AKST
WEDNESDAY. 

* WIND CHILL VALUES...25 BELOW TO 40 BELOW.

* WIND...NORTH WIND 10 TO 20 MPH.

* TIMING...COLDEST TEMPERATURES AND WIND CHILLS EARLY TUESDAY AND
  WEDNESDAY 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.

&&

$$

AKZ161-230230-
/X.EXT.PAFC.WC.Y.0009.000000T0000Z-111123T2100Z/
BRISTOL BAY-
INCLUDING THE CITIES OF...KING SALMON...DILLINGHAM...NAKNEK...
PILOT POINT
422 AM AKST TUE NOV 22 2011

...WIND CHILL ADVISORY NOW IN EFFECT UNTIL NOON AKST WEDNESDAY...

THE WIND CHILL ADVISORY IS NOW IN EFFECT UNTIL NOON AKST
WEDNESDAY. 

* WIND CHILL VALUES...30 BELOW TO 40 BELOW.

* WIND...NORTH WIND 15 TO 30 MPH. LOCALIZED GUSTS TO 40 MPH
  TUESDAY MORNING.

* TIMING...COLDEST TEMPERATURES AND WIND CHILLS EARLY TUESDAY AND
  WEDNESDAY 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.

&&

$$

743 
WWAK42 PAFC 230100
WSWALU

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE ANCHORAGE AK
400 PM AKST TUE NOV 22 2011

...WIND CHILLS REACHING AS LOW AS 50 BELOW ACROSS PARTS OF
SOUTHWEST ALASKA THROUGH TUESDAY AFTERNOON...

.A POWERFUL UPPER LEVEL LOW WILL USHER IN A VERY COLD ARCTIC AIR
MASS AS WELL AS WINDY CONDITIONS TO SOUTHWEST ALASKA THROUGH NOON
WEDNESDAY. TEMPERATURES WILL REACH AS LOW AS 20 BELOW BY LATE
TONIGHT. WIND CHILLS WILL REACH AS LOW AS 50 BELOW AT TIMES
THROUGH NOON WEDNESDAY.

AKZ152-230200-
/X.CAN.PAFC.WC.Y.0009.000000T0000Z-111123T2100Z/
LOWER KUSKOKWIM VALLEY-
INCLUDING THE CITIES OF...ANIAK...SLEETMUTE
400 PM AKST TUE NOV 22 2011

...WIND CHILL ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN ANCHORAGE HAS CANCELLED THE WIND
CHILL ADVISORY. 

WINDS ARE ALSO EXPECTED TO REMAIN BELOW 15 MPH ACROSS MOST OF THE
REGION TONIGHT.

$$

AKZ155-231400-
/X.CON.PAFC.WC.Y.0009.000000T0000Z-111123T2100Z/
KUSKOKWIM DELTA-
INCLUDING THE CITIES OF...BETHEL...HOOPER BAY...NUNIVAK ISLAND
400 PM AKST TUE NOV 22 2011

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

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

* WIND CHILL VALUES...25 BELOW TO 40 BELOW.

* WIND...NORTH WIND 10 TO 20 MPH.

* TIMING...COLDEST TEMPERATURES AND WIND CHILLS LATE TONIGHT AND
  WEDNESDAY 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.

&&

$$

AKZ161-231400-
/X.CON.PAFC.WC.Y.0009.000000T0000Z-111123T2100Z/
BRISTOL BAY-
INCLUDING THE CITIES OF...KING SALMON...DILLINGHAM...NAKNEK...
PILOT POINT
400 PM AKST TUE NOV 22 2011

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

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

* WIND CHILL VALUES...25 BELOW TO 40 BELOW.

* WIND...NORTH WIND 15 TO 25 MPH. LOCALIZED GUSTS TO 40 MPH
  THROUGH CHANNELED TERRAIN.

* TIMING...COLDEST TEMPERATURES AND WIND CHILLS LATE TONIGHT AND
  WEDNESDAY 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.

&&

$$

199 
WWAK42 PAFC 231311
WSWALU

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE ANCHORAGE AK
411 AM AKST WED NOV 23 2011

AKZ155-161-231415-
/X.CAN.PAFC.WC.Y.0009.000000T0000Z-111123T2100Z/
KUSKOKWIM DELTA-BRISTOL BAY-
INCLUDING THE CITIES OF...BETHEL...HOOPER BAY...NUNIVAK ISLAND...
KING SALMON...DILLINGHAM...NAKNEK...PILOT POINT
411 AM AKST WED NOV 23 2011

...WIND CHILL ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN ANCHORAGE HAS CANCELLED THE WIND
CHILL ADVISORY. 

$$

SOUTHCENTRAL AND SOUTHWEST ALASKA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE ANCHORAGE AK
517 PM AKST SUN NOV 20 2011

.ANALYSIS AND UPPER LEVELS...
THE MAJOR STORM SYSTEM OVER THE BERING SEA SATURDAY MOVED ACROSS THE
EASTERN ALEUTIANS THIS MORNING AND IS MOVING INTO THE NORTH PACIFIC.
THE DEVELOPING LOW SOUTH OF KODIAK ISLAND YESTERDAY EVENING HAS
STRENGTHEN AS IT DRIFTED INTO THE SOUTHWEST GULF THIS AFTERNOON.
ANOTHER HAS DEVELOPED JUST SOUTH OF THE EASTERN GULF AND IS MOVING
NORTH.

UPPER LEVELS...AN UPPER LOW OVER THE SOUTHWEST GULF IS VERTICALLY
STACKED ABOVE THE SURFACE LOW. ANOTHER LOW SIT OVER THE BEAUFORT SEA
WITH A TROUGH EXTENDING SOUTH IN THE THE CENTRAL INTERIOR. AN UPPER
RIDGE IS BEGINNING TO BUILD OVER THE WESTERN BERING.

.MODEL DISCUSSION...
THE MODEL HAVE COME INTO GOOD AGREEMENT ESPECIALLY OVER THE GULF. THE
NAM MODEL WAS PREFERRED OVER THE GULF BECAUSE IT HANDLES THE COASTAL
WINDS THE BEST AND THE GFS WAS USED ELSE WHERE.

.SHORT TERM FORECAST...
THE LOW OVER THE SOUTHWEST GULF WILL MOVE SOUTHEAST AND DISSIPATE
JUST SOUTH OF THE CENTRAL GULF MONDAY EVENING. THE LOW ENTERING THE
EASTERN GULF WILL MOVE TO NEAR MIDDLETON ISLAND MONDAY AFTERNOON THEN
DRIFT WEST TO BE JUST SOUTH OF THE KENAI PENINSULA TUESDAY. A RIDGE
DEVELOPING OVER THE WESTERN BERING SEA WILL MOVE INTO THE CENTRAL
BERING MONDAY AND INTO THE EASTERN BERING TUESDAY.

.SOUTHCENTRAL ALASKA AND THE GULF...SNOW OVER KODIAK ISLAND WILL
DIMINISH TO SNOW SHOWERS TONIGHT AS THE LOW MOVES AWAY AND WINDS
BECOME NORTHWESTERLY BY MONDAY AFTERNOON. AREAS OF SNOW ALONG THE
CENTRAL GULF COAST AND PRINCE WILLIAM SOUND WILL MOVE INTO THE KENAI
PENINSULA, ANCHORAGE AND AND THE MATANUSKA VALLEY TONIGHT THEN BECOME
SNOW SHOWER MONDAY. MORE SNOW WILL MOVE BACK INTO SOUTHCENTRAL ALASKA
MONDAY NIGHT AND TUESDAY. GUSTY WINDS AND LOW WIND CHILL TEMPERATURES
WILL PERSIST NEAR THOMPSON PASS INTO MONDAY.

SOUTHWEST ALASKA...BRISK NORTH TO NORTHEAST WINDS WILL PERSIST AND
WILL BRING COLD DRY AIR BACK INTO THE REGION THROUGH TUESDAY. SKIES
WILL CLEAR FROM THE NORTH TONIGHT AND WILL REMAIN CLEAR THROUGH
MONDAY NIGHT. SOME CLOUDS OVER SOUTHCENTRAL ALASKA WILL MOVE INTO THE
LOWER KUSKOKWIM VALLEY AND EASTERN BRISTOL BAY TUESDAY. THE COLD
TEMPERATURE AND BRISK WINDS WILL PRODUCE AREAS OF VERY LOW WIND CHILL
TEMPERATURES DOWN TO 35 BELOW ZERO MAINLY OVER THE DELTA.

BERING SEA AND THE ALEUTIANS...GUSTY NORTH TO NORTHWEST WINDS OVER
THE EASTERN BERING WILL DIMINISH THROUGH MONDAY AS THE RIDGE MOVES
INTO THE CENTRAL BERING. A LOW OVER WEST OF THE KAMCHATKA PENINSULA
WILL MOVE INTO THE WESTERN BERING TUESDAY. THE ASSOCIATED WEATHER
FRONT EXTENDING SOUTH OVER THE NORTHWEST PACIFIC WILL SWING NORTH
INTO THE WESTERN ALEUTIANS MONDAY AND INTO THE CENTRAL BERING AND
EASTERN ALEUTIANS TUESDAY. RAIN AND SNOW ASSOCIATED WITH THE FRONT
WILL MOVE INTO THE WESTERN ALEUTIANS MONDAY AND SPREAD THROUGH THE
REST OF THE CHAIN BY TUESDAY.

.LONG TERM FORECAST...
THE MID-RANGE MODEL REMAIN IN GENERALLY GOOD AGREEMENT. THE LOW IN
THE NORTHWESTERN GULF TUESDAY NIGHT WILL MEANDER AROUND THE GULF
THROUGH FRIDAY. AREAS OF SNOW SHOWERS WILL REMAIN OVER THE GULF AND
ADJACENT COASTAL AREAS THROUGH THE REST OF THE WEEK. SOUTHWEST ALASKA
WILL REMAIN MOSTLY CLEAR AND COLD AS THE NORTHEASTERLY FLOW CONTINUES
BUT WEAKEN THROUGH THE LATTER HALF OF THE WEEK. MOSTLY CLOUDY SKIES
AND SNOW SHOWERS WILL PERSIST ALONG THE ALEUTIANS AS THE LOW OVER THE
WESTERN BERING DROPS OVER THE WESTERN ALEUTIANS WEDNESDAY THEN MOVES
ALONG THE CHAIN THROUGH THURSDAY NIGHT.

.AER/ALU...WATCH/WARNING SUMMARY
PUBLIC...BLIZZARD WATCH 125 131.
MARINE...GALE WARNING...120 128 129 138 155 160 165 180.
         STORM WARNING...127 130 132 150.
         HEAVY FREEZING SPRAY...121 126 127 128 129 130 132 138 140
                                141 150 160 180.
FIRE WEATHER...NONE.

NM NOV 11