Alert archive / Alaska / Wind Chill Advisories in 2011

Wind Chill Advisory 79, NWS Fairbanks, AK

December 29, 2011

NWS Fairbanks, AK issued this wind chill advisory at Dec 29, 2011, 9:42 PM AKST. It was in force for 29 hr.

The area

The counties it named.

The facts

Issued
Dec 29, 2011, 9:42 PM AKST (06:42 UTC)
Expired
Dec 31, 2011, 2:40 AM AKST
In force
29 hr
Issued by
NWS Fairbanks, AK

The text

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

131 
WWAK42 PAFG 300642
WSWWCZ

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE FAIRBANKS AK
942 PM AKST THU DEC 29 2011

AKZ213-301500-
/X.NEW.PAFG.WC.Y.0079.111230T0642Z-111231T0300Z/
ST LAWRENCE ISLAND AND BERING STRAIT COAST-
INCLUDING...GAMBELL...SAVOONGA...BREVIG MISSION...TELLER...
WALES...DIOMEDE
942 PM AKST THU DEC 29 2011

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

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

* LOCATION...ALONG THE BERING STRAIT COAST

* WIND CHILL VALUES...BETWEEN 40 AND 50 BELOW

* WIND...NORTH WIND 15 TO 30 MPH THROUGH THE BERING STRAIT

* TIMING...CONDITIONS WILL LAST THROUGH FRIDAY AND LIKELY BEYOND

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND CHILL ADVISORY MEANS THAT LOW WIND CHILLS WITH SUSTAINED
WIND SPEEDS OF 15 MPH OR MORE ARE OCCURRING OR EXPECTED. IF
OUTDOORS...COVER EXPOSED SKIN TO PREVENT FROSTBITE.

&&

$$
5 follow-up statements
425 
WWAK42 PAFG 301327
WSWWCZ

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE FAIRBANKS AK
427 AM AKST FRI DEC 30 2011

AKZ209-302100-
/X.EXB.PAFG.WC.Y.0079.000000T0000Z-111230T2100Z/
BALDWIN PENINSULA AND SELAWIK VALLEY-
INCLUDING...KOTZEBUE...SELAWIK...NOORVIK
427 AM AKST FRI DEC 30 2011

...WIND CHILL ADVISORY IN EFFECT UNTIL NOON AKST TODAY ALONG THE 
BALDWIN PENINSULA...

THE NATIONAL WEATHER SERVICE IN FAIRBANKS HAS ISSUED A WIND CHILL
ADVISORY...WHICH IS IN EFFECT UNTIL NOON AKST TODAY. 

* LOCATION...ALONG THE BALDWIN PENINSULA.

* WIND CHILL VALUES...TO 50 BELOW

* WIND...EAST 15 TO 20 MPH DIMINISHING TO AROUND 10 MPH BY NOON.
  LIGHT WINDS ARE EXPECTED INLAND.

* TIMING...THE HARSHEST WIND CHILLS WILL BE EARLY THIS MORNING
  WITH THE WIND CHILLS MODERATING BY LATE THIS MORNING AS THE WIND
  GRADUALLY DIMINISHES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND CHILL ADVISORY MEANS THAT LOW WIND CHILLS WITH SUSTAINED
WIND SPEEDS OF 15 MPH OR MORE ARE OCCURRING OR EXPECTED. IF
OUTDOORS...COVER EXPOSED SKIN TO PREVENT FROSTBITE.

&&

$$

AKZ213-302100-
/X.CON.PAFG.WC.Y.0079.000000T0000Z-111231T0300Z/
ST LAWRENCE ISLAND AND BERING STRAIT COAST-
INCLUDING...GAMBELL...SAVOONGA...BREVIG MISSION...TELLER...
WALES...DIOMEDE
427 AM AKST FRI DEC 30 2011

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 6 PM AKST THIS
EVENING...

A WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 6 PM AKST THIS
EVENING. 

* WIND CHILL VALUES...TO 50 BELOW.

* WIND...NORTHWEST WIND 15 TO 30 MPH.

* TIMING...CONDITIONS WILL LAST THROUGH THIS EVENING...AND THEN
  THE WIND CHILLS WILL GRADUALLY BECOME LESS HARSH TONIGHT AS THE
  WIND SLOWLY DIMINISHES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND CHILL ADVISORY MEANS THAT LOW WIND CHILLS WITH SUSTAINED
WIND SPEEDS OF 15 MPH OR MORE ARE OCCURRING OR EXPECTED. IF
OUTDOORS...COVER EXPOSED SKIN TO PREVENT FROSTBITE.

&&

$$
933 
WWAK42 PAFG 301512
WSWWCZ

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE FAIRBANKS AK
612 AM AKST FRI DEC 30 2011

AKZ209-301615-
/X.CAN.PAFG.WC.Y.0079.000000T0000Z-111230T2100Z/
BALDWIN PENINSULA AND SELAWIK VALLEY-
INCLUDING...KOTZEBUE...SELAWIK...NOORVIK
612 AM AKST FRI DEC 30 2011

...WIND CHILL ADVISORY IS CANCELLED...

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

THE WIND HAS DIMINISHED TO LESS THAN 15 MPH AND IS EXPECTED TO
REMAIN LIGHT THE REMAINDER OF THE DAY...AND THEREFORE THE WIND
CHILL ADVISORY HAS BEEN CANCELLED. 

$$

AKZ213-310100-
/X.CON.PAFG.WC.Y.0079.000000T0000Z-111231T0300Z/
ST LAWRENCE ISLAND AND BERING STRAIT COAST-
INCLUDING...GAMBELL...SAVOONGA...BREVIG MISSION...TELLER...
WALES...DIOMEDE
612 AM AKST FRI DEC 30 2011

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 6 PM AKST THIS
EVENING...

A WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 6 PM AKST THIS
EVENING. 

* WIND CHILL VALUES...TO 50 BELOW.

* WIND...NORTHWEST WIND 15 TO 30 MPH.

* TIMING...CONDITIONS WILL LAST THROUGH THIS EVENING...AND THEN 
  THE WIND CHILLS WILL GRADUALLY BECOME LESS HARSH TONIGHT AS 
  THE WIND SLOWLY DIMINISHES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND CHILL ADVISORY MEANS THAT LOW WIND CHILLS WITH SUSTAINED
WIND SPEEDS OF 15 MPH OR MORE ARE OCCURRING OR EXPECTED. IF
OUTDOORS...COVER EXPOSED SKIN TO PREVENT FROSTBITE.

&&

$$
901 
WWAK42 PAFG 302028
WSWWCZ

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE FAIRBANKS AK
1128 AM AKST FRI DEC 30 2011

AKZ213-310700-
/X.EXT.PAFG.WC.Y.0079.000000T0000Z-111231T1500Z/
ST LAWRENCE ISLAND AND BERING STRAIT COAST-
INCLUDING...GAMBELL...SAVOONGA...BREVIG MISSION...TELLER...
WALES...DIOMEDE
1128 AM AKST FRI DEC 30 2011

...WIND CHILL ADVISORY NOW IN EFFECT UNTIL 6 AM AKST SATURDAY...

THE WIND CHILL ADVISORY IS NOW IN EFFECT UNTIL 6 AM AKST
SATURDAY. 

* WIND CHILL VALUES...TO 50 BELOW.

* WIND...NORTHWEST WIND 15 TO 30 MPH.

* TIMING...CONDITIONS WILL LAST THROUGH TONIGHT AND EARLY SATURDAY
  MORNING...AND THEN THE WIND CHILLS WILL GRADUALLY BECOME LESS
  HARSH AS THE WIND SLOWLY DIMINISHES LATE SATURDAY MORNING .

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND CHILL ADVISORY MEANS THAT LOW WIND CHILLS WITH SUSTAINED
WIND SPEEDS OF 15 MPH OR MORE ARE OCCURRING OR EXPECTED. IF
OUTDOORS...COVER EXPOSED SKIN TO PREVENT FROSTBITE.

&&

$$
991 
WWAK42 PAFG 310632
WSWWCZ

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE FAIRBANKS AK
932 PM AKST FRI DEC 30 2011

AKZ213-311500-
/X.CON.PAFG.WC.Y.0079.000000T0000Z-111231T1500Z/
ST LAWRENCE ISLAND AND BERING STRAIT COAST-
INCLUDING...GAMBELL...SAVOONGA...BREVIG MISSION...TELLER...
WALES...DIOMEDE
932 PM AKST FRI DEC 30 2011

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 6 AM AKST
SATURDAY...

A WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 6 AM AKST SATURDAY.

* WIND CHILL VALUES...TO 50 BELOW.

* WIND...NORTHWEST WIND 15 TO 30 MPH.

* TIMING...CONDITIONS WILL LAST THROUGH TONIGHT AND EARLY 
  SATURDAY MORNING...AND THEN THE WIND CHILLS WILL GRADUALLY 
  BECOME LESS HARSH AS THE WIND SLOWLY DIMINISHES LATE SATURDAY 
  MORNING . 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND CHILL ADVISORY MEANS THAT LOW WIND CHILLS WITH SUSTAINED
WIND SPEEDS OF 15 MPH OR MORE ARE OCCURRING OR EXPECTED. IF
OUTDOORS...COVER EXPOSED SKIN TO PREVENT FROSTBITE.

&&

$$
336 
WWAK42 PAFG 311140
WSWWCZ

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE FAIRBANKS AK
240 AM AKST SAT DEC 31 2011

AKZ213-311245-
/X.CAN.PAFG.WC.Y.0079.000000T0000Z-111231T1500Z/
ST LAWRENCE ISLAND AND BERING STRAIT COAST-
INCLUDING...GAMBELL...SAVOONGA...BREVIG MISSION...TELLER...
WALES...DIOMEDE
240 AM AKST SAT DEC 31 2011

...WIND CHILL ADVISORY IS CANCELLED...

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

$$

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 Fairbanks, AK wrote its last area forecast discussion before this wind chill advisory went out at Dec 29, 1:37 PM AKST, 8 hours 5 minutes earlier.

Area forecast discussion, Dec 29, 1:37 PM AKST, 8 hours 5 minutes before
NORTHERN ALASKA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE FAIRBANKS AK
137 PM AKST THU DEC 29 2011

.DISCUSSION...
UPPER LEVEL LOW PRESSURE TROUGH CONTINUES OVER WESTERN ALASKA AND
THE EASTERN BERING SEA WITH 495 DAM 1000 TO 500 MB THICKNESS
VALUES CENTERED OVER WESTERN ALASKA. A WEAK SHORT WAVE CONTINUES
TO MOVE NORTH THROUGH THE NORTHERN INTERIOR AND NORTH SLOPE.
CLEARING SKIES IN WESTERN AND CENTRAL INTERIOR COMBINED WITH THE
COLD AIR MASS ALOFT ARE CAUSING SURFACE TEMPERATURES TO DROP
RAPIDLY ACROSS PORTIONS OF THE INTERIOR. AS SKIES SCATTERED OUT AT
PAFA TEMPERATURES DROPPED FROM 15 BELOW TO 30 BELOW IN ONLY A FEW
HOURS. UNDER CLEAR SKIES PATA DROPPED TO 47 BELOW THIS MORNING WITH
MINIMAL RECOVER NOTED THIS AFTERNOON.

THE AIR MASS OVER THE INTERIOR OF ALASKA WILL SUPPORT LOW
TEMPERATURES OF 50 BELOW OR COLDER HOWEVER TRANSIENT CLOUD COVER
ASSOCIATED WITH WEAK SHORT WAVES ROTATING THROUGH THE LONG WAVE
PATTERN CONTINUE TO MODERATE TEMPERATURES ESPECIALLY IN THE
EASTERN INTERIOR. AREAS OF STRATUS WILL CONTINUE TO IMPACT
TEMPERATURE FORECASTS ACROSS THE INTERIOR AS WILL HIGH CLOUDS IN
ASSOCIATION WITH SHORT WAVES MOVING THROUGH THE INTERIOR. AREAS
THAT REMAIN CLEAR OR SCATTERED WILL LIKELY DROP TO 40 BELOW OR
COLDER IN THE WESTERN AND CENTRAL INTERIOR WHILE AREAS THAT RETAIN
CLOUDS WILL LIKELY ONLY DROP TO NEAR 25 BELOW.

WIND CHILL VALUES ALONG THE NORTH SLOPE AND NORTHERN BERING COAST
ARE EXPECTED TO REMAIN JUST UNDER ADVISORY LEVELS TONIGHT AND
TOMORROW AS WINDS ARE EXPECTED TO REMAIN BELOW 15 MPH. WILL NEED
TO MONITOR AS LOCAL WINDS MAY PRODUCE LOCAL ADVISORY LEVEL WIND
CHILLS.

SYNOPTIC SCALE MODELS CONTINUE TO STRUGGLE WITH TIMING TRACK AND
STRENGTH OF THE NEXT LOW MOVING NORTH OUT OF THE GULF OF ALASKA
SUNDAY AND MONDAY. NOT ONLY ARE THERE SIGNIFICANT RUN TO RUN
DIFFERENCES WITH THE SAME MODELS THERE ARE SIGNIFICANT DIFFERENCES
WITH ENSEMBLE MEMBERS AND THE OPERATIONAL MEMBERS. IN THE WHOLE
BOTH THE 12Z GFS AND 12Z ECMWF MODELS TRY TO BRING A LOW PRESSURE
SYSTEM NORTHWARD OUT OF THE GULF OF ALASKA WITH LANDFALL JUST
WEST OF PAYA SUNDAY EVENING. LANDFALL THIS FAR EAST WITH THE LOW
CONTINUING NORTHWARD WOULD PRESENT AN OVERRUNNING SCENARIO FOR THE
EASTERN INTERIOR WITH LIGHT SNOW AMOUNTS. PREVIOUS MODEL RUNS HAD
INDICATED A LAND FALL FURTHER WEST WITH SOUTHERLY WINDS MOVING
OVER THE ALASKA RANGE AND A MILD CHINOOK EVENT LATE SUNDAY AND
MONDAY. EITHER WAY A BRIEF WARM UP TO THE TEENS BELOW FOR THE
EASTERN INTERIOR SUNDAY AND MONDAY LOOKS POSSIBLE. AS THIS SYSTEM
PULLS NORTH THE COLD AIR WILL MAKE A RAPID RETURN TO BELOW NORMAL
TEMPERATURES. THE BELOW NORMAL TEMPERATURES ARE EXPECTED TO REMAIN
ACROSS THE NORTH SLOPE THE BERING COAST AND THE WESTERN AND
CENTRAL INTERIOR THROUGH THE MAIN OF NEXT WEEK AS THERE ARE NO
INDICATIONS OF A SIGNIFICANT PATTERN CHANGE THROUGH THE LONG TERM.

COASTAL HAZARD POTENTIAL DAYS 3 AND 4...NONE

&&

.AFG WATCHES/WARNINGS/ADVISORIES...
BRISK WIND ADVISORY FOR PKZ210-PKZ220.
&&

CCC DEC 11

Nearby

Wind Chill Advisories in Alaska, 2011Every wind chill advisory 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.