Alert archive / Alaska / Wind Chill Advisories in 2015

Wind Chill Advisory 5, NWS Anchorage, AK

February 5, 2015

NWS Anchorage, AK issued this wind chill advisory at Feb 5, 2015, 3:42 PM AKST. It took effect at Feb 7, 2015, 12:00 AM AKST. It was in force for 7 hr.

The area

The counties it named.

The facts

Issued
Feb 5, 2015, 3:42 PM AKST (00:42 UTC)
In effect from
Feb 7, 2015, 12:00 AM AKST
Expired
Feb 7, 2015, 6:58 AM AKST
In force
7 hr
Issued by
NWS Anchorage, AK

The text

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

283 
WWAK42 PAFC 060042
WSWALU

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE ANCHORAGE AK
342 PM AKST THU FEB 5 2015

...NORTHERLY WINDS COMBINED WITH ARCTIC AIR TO BRING A WIND CHILL
ADVISORY TO THE KUSKOKWIM DELTA...

.THE NORTHERLY WINDS ASSOCIATED WITH TROUGH PASSAGE WILL RESULT IN
COLDER TEMPERATURES BY LATE FRIDAY NIGHT. THE STRONG WINDS
COMBINED WITH THE COLDER TEMPERATURES WILL RESULT IN WIND CHILLS
RANGING FROM 35 TO 45 BELOW ZERO. THE WINDS WILL WEAKEN BY SUNDAY
AFTERNOON AND BRING WIND CHILL TEMPERATURES ABOVE ADVISORY LEVELS.

AKZ155-061500-
/O.NEW.PAFC.WC.Y.0005.150207T0900Z-150208T2100Z/
KUSKOKWIM DELTA-
INCLUDING THE CITIES OF...BETHEL...HOOPER BAY...NUNIVAK ISLAND
342 PM AKST THU FEB 5 2015

...WIND CHILL ADVISORY IN EFFECT FROM MIDNIGHT FRIDAY NIGHT TO
NOON AKST SUNDAY...

THE NATIONAL WEATHER SERVICE IN ANCHORAGE HAS ISSUED A WIND CHILL
ADVISORY...WHICH IS IN EFFECT FROM MIDNIGHT FRIDAY NIGHT TO NOON
AKST SUNDAY. 

* LOCATION...THROUGHOUT THE KUSKOKWIM DELTA.

* WIND...NORTH 25 TO 35 MPH...WITH GUSTS TO 45 MPH ALONG THE
  COAST.

* WIND CHILL VALUES...35 BELOW TO 45 BELOW ZERO.

* TIMING...THE LOWEST WIND CHILLS WILL BEGIN LATE FRIDAY NIGHT AND
  EXTEND THROUGH SUNDAY MORNING...THEN GRADUALLY WARM ABOVE
  ADVISORY LEVELS BY SUNDAY 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.

&&

$$
4 follow-up statements
580 
WWAK42 PAFC 061353
WSWALU

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE ANCHORAGE AK
453 AM AKST FRI FEB 6 2015

AKZ152-070300-
/O.EXB.PAFC.WC.Y.0005.150207T1500Z-150209T0300Z/
LOWER KUSKOKWIM VALLEY-
INCLUDING THE CITIES OF...ANIAK...SLEETMUTE
453 AM AKST FRI FEB 6 2015

...WIND CHILL ADVISORY IN EFFECT FROM 6 AM SATURDAY TO 6 PM AKST
SUNDAY...

THE NATIONAL WEATHER SERVICE IN ANCHORAGE HAS ISSUED A WIND CHILL
ADVISORY...WHICH IS IN EFFECT FROM 6 AM SATURDAY TO 6 PM AKST SUNDAY.

* WIND...NORTH 20 TO 35 MPH.

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

* TIMING...THE LOWEST WIND CHILLS WILL BEGIN EARLY SATURDAY
  MORNING AND CONTINUE THROUGH SUNDAY AFTERNOON...THEN WARM
  ABOVE ADVISORY LEVELS AS WINDS TAPER DOWN.

* 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.

&&

$$

AKZ161-070300-
/O.EXB.PAFC.WC.Y.0005.150207T1500Z-150209T0300Z/
BRISTOL BAY-
INCLUDING THE CITIES OF...KING SALMON...DILLINGHAM...NAKNEK...
PILOT POINT
453 AM AKST FRI FEB 6 2015

...WIND CHILL ADVISORY IN EFFECT FROM 6 AM SATURDAY TO 6 PM AKST
SUNDAY...

THE NATIONAL WEATHER SERVICE IN ANCHORAGE HAS ISSUED A WIND CHILL
ADVISORY...WHICH IS IN EFFECT FROM 6 AM SATURDAY TO 6 PM AKST
SUNDAY. 

* WIND...NORTH 20 TO 35 MPH...WITH GUSTS TO 50 MPH.

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

* TIMING...THE LOWEST WIND CHILLS WILL BEGIN EARLY SATURDAY
  MORNING AND CONTINUE THROUGH SUNDAY AFTERNOON...THEN WARM ABOVE
  ADVISORY LEVELS AS WINDS TAPER DOWN.

* 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.

&&

$$

AKZ155-070300-
/O.CON.PAFC.WC.Y.0005.150207T0900Z-150208T2100Z/
KUSKOKWIM DELTA-
INCLUDING THE CITIES OF...BETHEL...HOOPER BAY...NUNIVAK ISLAND
453 AM AKST FRI FEB 6 2015

...WIND CHILL ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
NOON AKST SUNDAY...

* WIND...NORTH 25 TO 35 MPH...WITH GUSTS TO 45 MPH.

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

* TIMING...THE LOWEST WIND CHILLS WILL BEGIN LATE TONIGHT AND
  EXTEND THROUGH SUNDAY MORNING...THEN GRADUALLY WARM ABOVE
  ADVISORY LEVELS BY SUNDAY AFTERNOON AS WINDS TAPER DOWN.

* 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.

&&

$$
042 
WWAK42 PAFC 070059
WSWALU

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE ANCHORAGE AK
359 PM AKST FRI FEB 6 2015

AKZ152-071400-
/O.CON.PAFC.WC.Y.0005.150207T1500Z-150209T0300Z/
LOWER KUSKOKWIM VALLEY-
INCLUDING THE CITIES OF...ANIAK...SLEETMUTE
359 PM AKST FRI FEB 6 2015

...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 6 AM SATURDAY TO
6 PM AKST SUNDAY...

* WIND...NORTH 20 TO 35 MPH.

* WIND CHILL VALUES...35 BELOW TO 50 BELOW ZERO.

* TIMING...THE LOWEST WIND CHILLS WILL BEGIN EARLY SATURDAY
  MORNING AND CONTINUE THROUGH SUNDAY AFTERNOON...THEN WARM ABOVE
  ADVISORY LEVELS AS WINDS DIMINISH.

* 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.

&&

$$

AKZ155-071400-
/O.CON.PAFC.WC.Y.0005.150207T0900Z-150208T2100Z/
KUSKOKWIM DELTA-
INCLUDING THE CITIES OF...BETHEL...HOOPER BAY...NUNIVAK ISLAND
359 PM AKST FRI FEB 6 2015

...WIND CHILL ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
NOON AKST SUNDAY...

* WIND...NORTH 25 TO 35 MPH...WITH GUSTS TO 50 MPH. STRONGEST
  GUSTS WILL BE ALONG THE COAST.

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

* TIMING...THE LOWEST WIND CHILLS WILL BEGIN LATE TONIGHT AND
  EXTEND THROUGH SUNDAY MORNING...THEN GRADUALLY WARM ABOVE
  ADVISORY LEVELS BY SUNDAY AFTERNOON AS WINDS DIMINISH.

* 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.

&&

$$

AKZ161-071400-
/O.CON.PAFC.WC.Y.0005.150207T1500Z-150209T0300Z/
BRISTOL BAY-
INCLUDING THE CITIES OF...KING SALMON...DILLINGHAM...NAKNEK...
PILOT POINT
359 PM AKST FRI FEB 6 2015

...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 6 AM SATURDAY TO
6 PM AKST SUNDAY...

* WIND...NORTH 20 TO 35 MPH...WITH GUSTS TO 50 MPH.

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

* TIMING...THE LOWEST WIND CHILLS WILL BEGIN EARLY SATURDAY
  MORNING AND CONTINUE THROUGH SUNDAY AFTERNOON...THEN WARM ABOVE
  ADVISORY LEVELS AS WINDS DIMINISH.

* 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.

&&

$$

MSO
883 
WWAK42 PAFC 071359
WSWALU

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE ANCHORAGE AK
459 AM AKST SAT FEB 7 2015


AKZ152-080300-
/O.CON.PAFC.WC.Y.0005.150207T1500Z-150209T0300Z/
LOWER KUSKOKWIM VALLEY-
INCLUDING THE CITIES OF...ANIAK...SLEETMUTE
459 AM AKST SAT FEB 7 2015

...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 6 AM THIS MORNING
TO 6 PM AKST SUNDAY...

* WIND...NORTH 20 TO 35 MPH.

* WIND CHILL VALUES...35 BELOW TO 50 BELOW ZERO.

* TIMING...THE LOWEST WIND CHILLS WILL BEGIN EARLY THIS MORNING
  AND CONTINUE THROUGH SUNDAY AFTERNOON...THEN WARM ABOVE ADVISORY
  LEVELS AS WINDS BEGIN TO DIMINISH.

* 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.

&&

$$

AKZ155-080300-
/O.CON.PAFC.WC.Y.0005.000000T0000Z-150208T2100Z/
KUSKOKWIM DELTA-
INCLUDING THE CITIES OF...BETHEL...HOOPER BAY...NUNIVAK ISLAND
459 AM AKST SAT FEB 7 2015

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

* WIND...NORTH 25 TO 35 MPH...WITH GUSTS TO 50 MPH. STRONGEST 
  GUSTS WILL BE ALONG THE COAST. 

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

* TIMING...TODAY THROUGH SUNDAY MORNING...THEN GRADUALLY WARM
  ABOVE ADVISORY LEVELS BY SUNDAY AFTERNOON AS WINDS DIMINISH.

* 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.

&&

$$

AKZ161-080300-
/O.CON.PAFC.WC.Y.0005.150207T1500Z-150209T0300Z/
BRISTOL BAY-
INCLUDING THE CITIES OF...KING SALMON...DILLINGHAM...NAKNEK...
PILOT POINT
459 AM AKST SAT FEB 7 2015

...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 6 AM THIS MORNING
TO 6 PM AKST SUNDAY...

* WIND...NORTH 20 TO 35 MPH...WITH GUSTS TO 50 MPH.

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

* TIMING...THE LOWEST WIND CHILLS WILL BEGIN EARLY THIS MORNING
  AND CONTINUE THROUGH SUNDAY AFTERNOON...THEN WARM ABOVE ADVISORY
  LEVELS AS WINDS BEGIN TO DIMINISH.

* 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.

&&

$$
597 
WWAK42 PAFC 071558
WSWALU

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE ANCHORAGE AK
658 AM AKST SAT FEB 7 2015


AKZ152-080500-
/O.CAN.PAFC.WC.Y.0005.000000T0000Z-150209T0300Z/
/O.NEW.PAFC.WC.Y.0006.150208T0300Z-150209T0300Z/
LOWER KUSKOKWIM VALLEY-
INCLUDING THE CITIES OF...ANIAK...SLEETMUTE
658 AM AKST SAT FEB 7 2015

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

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
SUNDAY. 

* WIND...NORTH 10 TO 25 MPH.

* WIND CHILL VALUES...35 BELOW TO 45 BELOW ZERO.

* TIMING...WIND CHILLS WILL DROP THIS EVENING AND CONTINUE THROUGH
  SUNDAY AFTERNOON...THEN WARM ABOVE ADVISORY LEVELS AS WINDS
  BEGIN TO DIMINISH.

* 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.

&&

$$

AKZ155-080500-
/O.CAN.PAFC.WC.Y.0005.000000T0000Z-150208T2100Z/
/O.NEW.PAFC.WC.Y.0006.150208T0300Z-150208T2100Z/
KUSKOKWIM DELTA-
INCLUDING THE CITIES OF...BETHEL...HOOPER BAY...NUNIVAK ISLAND
658 AM AKST SAT FEB 7 2015

...WIND CHILL ADVISORY NOW IN EFFECT FROM 6 PM THIS EVENING TO
NOON AKST SUNDAY...

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

* WIND...NORTH 15 TO 30 MPH...WITH GUSTS TO 45 MPH. STRONGEST
  GUSTS WILL BE ALONG THE COAST.

* WIND CHILL VALUES...35 BELOW TO 45 BELOW ZERO.

* TIMING...WIND CHILLS WILL DROP THIS EVENING AND CONTINUE THROUGH
  SUNDAY MORNING...THEN GRADUALLY WARM ABOVE ADVISORY LEVELS BY
  SUNDAY AFTERNOON AS WINDS DIMINISH.

* 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.

&&

$$

AKZ161-080500-
/O.CAN.PAFC.WC.Y.0005.000000T0000Z-150209T0300Z/
/O.NEW.PAFC.WC.Y.0006.150208T0900Z-150209T0300Z/
BRISTOL BAY-
INCLUDING THE CITIES OF...KING SALMON...DILLINGHAM...NAKNEK...
PILOT POINT
658 AM AKST SAT FEB 7 2015

...WIND CHILL ADVISORY NOW IN EFFECT FROM MIDNIGHT TONIGHT TO 6
PM AKST SUNDAY...

THE NATIONAL WEATHER SERVICE IN ANCHORAGE HAS ISSUED A WIND CHILL
ADVISORY...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM AKST
SUNDAY. 

* WIND...NORTH 15 TO 25 MPH...WITH GUSTS TO 40 MPH.

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

* TIMING...WIND CHILLS WILL DROP THIS EVENING AND CONTINUE THROUGH
  SUNDAY AFTERNOON...THEN WARM ABOVE ADVISORY LEVELS AS WINDS
  BEGIN TO DIMINISH.

* 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.

&&

$$

What forecasters said that day

The local office's own words before this wind chill advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Anchorage, AK wrote its last area forecast discussion before this wind chill advisory went out at Feb 5, 5:17 AM AKST, 10 hours 25 minutes earlier.

Area forecast discussion, Feb 5, 5:17 AM AKST, 10 hours 25 minutes before
SOUTHCENTRAL AND SOUTHWEST ALASKA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE ANCHORAGE AK
517 AM AKST THU FEB 5 2015

.ANALYSIS AND UPPER LEVELS...
HIGH PRESSURE DOMINATES THE REGION WITH THE CORE OVER THE NORTHERN
BERING. IT CONTINUES ITS SLOW TRACK TOWARDS NORTHEASTERN RUSSIA
WHICH IS BRINGING NORTHERLY FLOW TO THE MAINLAND. THIS IS ALSO
KEEPING DRY AND STABLE CONDITIONS OVER MUCH OF THE MAINLAND. TO
THE SOUTH OF THE ALEUTIANS A LOW IS BEING HELD UP FROM FURTHER
PROGRESSION TO THE NORTH BY THE RIDGING IN THE BERING AND IS
INSTEAD BEING FORCED WEST KEEPING THE MAJORITY OF THE
PRECIPITATION ALONG THE ISLANDS.

&&

.MODEL DISCUSSION...
THE MODELS ARE IN GOOD AGREEMENT OVERALL WITH ONLY SOME MINOR
DISCREPANCIES. ONE OF WHICH IS WITH A LOW MOVING INTO THE GULF ON
FRIDAY. MOST OF THE MODELS ARE IN AGREEMENT ON THE INTENSITY BUT
THE GEM IS SHOWING IT FAIRLY DEEPER THAN THE OTHER MODELS. THE
OTHER ISSUE IS WITH A LOW SOUTH OF THE ALEUTIANS THAT IS TRACKING
EAST FRIDAY NIGHT INTO SATURDAY. HERE THE BIGGEST ISSUE IS
LOCATION WITH THE GFS BEING THE FASTEST AND THE GEM TRAILING
BEHIND.

&&

.SHORT TERM FORECAST SOUTHCENTRAL ALASKA (DAYS 1 AND 2)...
WITH THE HIGH OUT WEST OVER THE BERING NORTHERLY FLOW IS EXPECTED
TO CONTINUE THROUGHOUT THE SOUTHCENTRAL FOR THE NEXT COUPLE OF
DAYS. WINDS WILL ALSO INTENSIFY AS WE MOVE INTO FRIDAY DUE TO
SEVERAL DIFFERENT FEATURES OCCURRING IN SERIES. OVERNIGHT TONIGHT
UPPER LEVEL FLOW WILL STRENGTHEN AS A LOW BUILDS IN OVER THE
NORTHEASTERN GULF TIGHTENING THE GRADIENT. THEN ON FRIDAY
AFTERNOON A TROUGH WILL PUSH DOWN FROM THE NORTH FOLLOWED BY COLD
AIR ADVECTION ALL AIDING IN STRONGER WINDS. THIS NORTHERLY FLOW
WILL BE DRY KEEPING THE SKIES CLEAR BUT WITH THE TEMPERATURES
DROPPING AND WINDS INCREASING WIND CHILLS WILL BE A CONCERN FOR
MUCH OF THE SOUTHCENTRAL WITH THE COLDEST CONDITIONS STRETCHING
FROM THE COPPER RIVER BASIN THROUGH VALDEZ.

&&

.SHORT TERM FORECAST SOUTHWEST ALASKA (DAYS 1 AND 2)...
DRY CONDITIONS PERSIST INTO THE BEGINNING OF THE WEEKEND ACROSS
THE SOUTHWESTERN MAINLAND. NORTHERLY WINDS INCREASE FRIDAY NIGHT
AS THE PRESSURE GRADIENT TIGHTENS IN RESPONSE TO A DENSE COLD AIR
MASS ADVECTING FROM THE CENTRAL INTERIOR. WIND CHILLS ACROSS THE
SOUTHWEST THROUGH FRIDAY NIGHT WILL RANGE BETWEEN 10 BELOW AND 35
BELOW WITH THE COLDEST VALUES EXPECTED ACROSS THE KUSKOKWIM
VALLEY.

&&

.SHORT TERM FORECAST BERING SEA/ALEUTIANS (DAYS 1 AND 2)...
THE SURFACE LOW SOUTH OF THE CENTRAL ALEUTIANS WILL MOVE SLOWLY
WEST TODAY BRINGING GUSTY WINDS AND PRECIPITATION TO THE
ALEUTIANS AND SOUTHERN BERING. THE STRONGEST WINDS OCCUR WITH THIS
SYSTEM DURING THE MORNING HOURS TODAY ACROSS THE EASTERN
ALEUTIANS. PRECIPITATION WILL BE A MIX OF RAIN AND SNOW ACROSS THE
BERING/ALEUTIANS AS A WARMER COLUMN OF AIR WRAPS NORTH OF THE LOW
CENTER. THIS LOW WEAKENS TONIGHT AND HIGH PRESSURE BUILDS INTO THE
NORTHERN BERING. GUSTY GRADIENT WINDS CONTINUE INTO SATURDAY AS A
COLDER AIR MASS ADVECTS WESTWARD FROM THE BERING STRAIT AND THE
MAINLAND.

&&

.LONG TERM FORECAST (DAYS 3 THROUGH 7)...
STRONG OUTFLOW WINDS AND VERY COLD WIND CHILL VALUES WILL REMAIN
THE PRIMARY FORECAST CONCERNS INTO THE WEEKEND AS DRY OFFSHORE
FLOW CONTINUES TO DOMINATE THE SOUTHERN MAINLAND...WITH LOW
PRESSURE OVER THE GULF HELPING TO MAINTAIN A TIGHT PRESSURE
GRADIENT AND ARCTIC AIR FILTERING INTO THE REGION IN NORTHERLY
FLOW. WINDS WILL BEGIN TO GRADUALLY DIMINISH BY SUNDAY INTO THE
EARLY PART OF NEXT WEEK AS THE GULF LOW WEAKENS AND UPPER LEVEL
SUPPORT BEGINS TO WANE. MODELS ARE THEN HINTING AT A PATTERN
CHANGE DURING THE MIDDLE OF NEXT WEEK AS THE BERING HIGH
RETROGRADES INTO EASTERN RUSSIA AND A BROAD LONGWAVE TROUGH
BECOMES ESTABLISHED FROM THE CANADIAN ARCTIC SOUTHWESTWARD INTO
THE NORTH PACIFIC. THIS WOULD YIELD SOUTHERLY FLOW OVER THE
MAINLAND WITH REBOUNDING TEMPERATURES AND AN INCREASED CHANCE OF
PRECIPITATION...PARTICULARLY ALONG THE GULF COAST.

&&

.AFC WATCHES/WARNINGS/ADVISORIES...
PUBLIC...WIND CHILL ADVISORY 131 141
MARINE...GALE WARNING 121 126 127 128 130 131 132 139 140 141
					  170 173 175 177 179 180 185
 		 HEAVY FRZ SPRAY 121 126 127 128 129 139 140 141 185
FIRE WEATHER...NONE

&&

SYNOPSIS AND MODEL DISCUSSION...DK
SOUTHCENTRAL ALASKA...DK
SOUTHWEST ALASKA/BERING SEA/ALEUTIANS...KH
LONG TERM...CB

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 5, 3:00 PM AKSTGale WarningAFC12 hr
Feb 5, 3:00 PM AKSTGale WarningAFC5 days
Feb 5, 3:00 PM AKSTSmall Craft AdvisoryAFC61 hr
Feb 5, 3:00 PM AKSTHeavy Freezing Spray WarningAFC9 days
Feb 5, 3:00 PM AKSTHeavy Freezing Spray WarningAFC8 days
Feb 5, 3:24 PM AKSTGale WarningAFC3 days
Feb 5, 3:24 PM AKSTSmall Craft AdvisoryAFC36 hr
Feb 5, 3:24 PM AKSTStorm WarningAFC36 hr
Feb 5, 3:24 PM AKSTHeavy Freezing Spray WarningAFC4 days
Feb 6, 3:22 AM AKSTBrisk Wind AdvisoryAFC12 hr
Feb 6, 3:22 AM AKSTSmall Craft AdvisoryAFC36 hr
Feb 6, 3:22 AM AKSTHeavy Freezing Spray WarningAFC48 hr
Feb 6, 3:32 AM AKSTGale WarningAFC24 hr
Feb 6, 3:32 AM AKSTGale WarningAFC48 hr
Feb 6, 3:32 AM AKSTSmall Craft AdvisoryAFC41 hr
Feb 6, 3:32 AM AKSTStorm WarningAFC24 hr
Feb 6, 3:32 AM AKSTHeavy Freezing Spray WarningAFC12 hr
Feb 6, 10:56 AM AKSTGale WarningAFC7 days
Feb 6, 2:57 PM AKSTGale WarningAFC8 days
Feb 6, 2:57 PM AKSTHeavy Freezing Spray WarningAFC3 days

Nearby

Wind Chill Advisories in Alaska, 2015Every wind chill advisory in 2015

Sources

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