Gale Warning 49, NWS Fairbanks, AK

008 
FZAK51 PAFG 221203
CWFNSB

COASTAL WATERS FORECAST FOR ARCTIC ALASKA
NATIONAL WEATHER SERVICE FAIRBANKS AK
403 AM AKDT MON APR 22 2013

ARCTIC ALASKA COASTAL WATERS OUT 100 NM

WIND FORECASTS REFLECT THE PREDOMINANT SPEED AND DIRECTION
EXPECTED. SEA FORECASTS REPRESENT THE AVERAGE OF THE HIGHEST ONE-
THIRD OF THE COMBINED WIND WAVE AND SWELL HEIGHT.

PKZ298-230100-
403 AM AKDT MON APR 22 2013

.SYNOPSIS FOR ARCTIC COAST...
A 1006 MB LOW WILL DEVELOP 350 MILES NORTHWEST OF BARROW THIS
AFTERNOON AND MOVE TO 300 MILES NORTH OF BARROW 4AM MON AND
DEEPENING TO 999 MB. THE LOW WILL CONTINUE EAST REACHING THE
NORTHERN BANKS ISLAND TUE. A WARM FRONT WILL MOVE OVER THE EASTERN
CHUKCHI SEA TODAY AND REACH DEMARCATION POINT BY 10 PM MON. A COLD
FRONT OVER RUSSIA WILL MOVE EAST ACROSS THE CHUKCHI SEA TONIGHT
AND TO DEMARCATION POINT BY 4PM TUE. 

$$

PKZ225-230100-
CAPE THOMPSON TO CAPE BEAUFORT-
403 AM AKDT MON APR 22 2013

...BRISK WIND ADVISORY IN EFFECT THROUGH EARLY TUESDAY MORNING...

.TODAY...SW WINDS 30 KT. GUSTS TO 45 KT AT CAPE LISBURNE THIS
MORNING. FOG AND SNOW AND FREEZING RAIN.
.TONIGHT...SW WINDS 30 KT. SNOW.
.TUE...SW WINDS 20 KT. 
.TUE NIGHT...SW WINDS 20 KT. 
.WED...W WINDS 10 KT. 
.WED NIGHT...N WINDS 5 KT. 
.THU...N WINDS 5 KT. 
.FRI...NW WINDS 15 KT.  

$$

PKZ230-230100-
CAPE BEAUFORT TO POINT FRANKLIN-
403 AM AKDT MON APR 22 2013

...BRISK WIND ADVISORY IN EFFECT THROUGH EARLY TUESDAY MORNING...

.TODAY...SW WINDS 30 KT. SNOW AND FREEZING RAIN. 
.TONIGHT...SW WINDS 30 KT. SNOW AND FREEZING RAIN.
.TUE...SW WINDS 25 KT.  
.TUE NIGHT...W WINDS 20 KT. 
.WED...W WINDS 15 KT. 
.WED NIGHT...NW WINDS 10 KT. 
.THU...NW WINDS 15 KT. 
.FRI...S WINDS 5 KT.  

$$

PKZ235-230100-
POINT FRANKLIN TO CAPE HALKETT-
403 AM AKDT MON APR 22 2013

...BRISK WIND ADVISORY IN EFFECT FROM THIS MORNING THROUGH EARLY
TUESDAY MORNING...

.TODAY...SW WINDS 25 KT. SNOW AND FREEZING RAIN. 
.TONIGHT...SW WINDS 25 KT. BLOWING SNOW. SNOW.
.TUE...W WINDS 25 KT. 
.TUE NIGHT...W WINDS 25 KT. 
.WED...NW WINDS 15 KT. 
.WED NIGHT...NW WINDS 15 KT. 
.THU...NW WINDS 15 KT. 
.FRI...SE WINDS 5 KT.  

$$

PKZ240-230100-
CAPE HALKETT TO FLAXMAN ISLAND-
403 AM AKDT MON APR 22 2013

.TODAY...SW WINDS 20 KT. FOG.
.TONIGHT...SW WINDS 20 KT.  
.TUE...SW WINDS 30 KT.  
.TUE NIGHT...W WINDS 25 KT. 
.WED...W WINDS 20 KT. 
.WED NIGHT...NW WINDS 15 KT. 
.THU...NW WINDS 15 KT. 
.FRI...E WINDS 10 KT.  

$$

PKZ245-230100-
FLAXMAN ISLAND TO DEMARCATION POINT-
403 AM AKDT MON APR 22 2013

.TODAY...W WINDS 20 KT. 
.TONIGHT...W WINDS 20 KT. 
.TUE...W WINDS 30 KT. 
.TUE NIGHT...W WINDS 30 KT. 
.WED...W WINDS 25 KT.  
.WED NIGHT...NW WINDS 20 KT. 
.THU...W WINDS 25 KT. 
.FRI...E WINDS 10 KT.  

$$

JL/MAK APR 13

NORTHERN ALASKA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE FAIRBANKS AK
528 AM AKDT SUN APR 21 2013

.DISCUSSION...
ALOFT...HIGH CENTER OVER THE SOUTHERN INTERIOR WILL WEAKEN  TODAY
WHILE A RIDGE OF HIGH PRESSURE OVER THE WESTERN BERING SEA MOVES
OVER THE EASTERN BERING SEA MON AND TUE. A SHORT WAVE TROUGH FROM
OLD CROW TO NEAR THE YUKON DELTA WILL MOVE TO EAGLE TO MCGRATH TO
BETHEL 4AM MON AND TO WHITEHORSE CANADA TO NEAR ANCHORAGE 4PM MON.
A WEAK LOW NEAR KODIAK WILL DRFIT NORTHEAST WITH ITS ASSOCIATED
SHORT WAVE TROUGH MOVING TO THE ALASKA RANGE CREST 4AM
MON...MERGING WITH THE TROUGH MOVING SOUTH OVER THE INTERIOR.
TROUGH OVER FAR EAST RUSSIA MOVING TO LISBURNE TO BERING STRAIT
4PM MON AND TO BARROW TO KOTZEBUE TO NOME 4AM TUE.

SURAFCE...1035 MB HIGH OVER THE CENTRAL BERING SEA AND SOUTHERN
CHUKCHI SEA WILL MOVE SOUTHEAST OVER THE INTERIOR MON. TROUGH
FROM FORT YUKON TO TANANA TO MCGRATH MOVING TO DAWSON TO TALKEETNA
BY 10 PM SUN. WARM FRONT OVER RUSSIA MOVING TO BERING STRAIT 4PM
SUN...TO BARROW TO KOTZEBUE 4PM MON AND TO NEAR THE CANADA BORDER
10 PM MON. TRAILING COLD FRONT MOVING TO LISBURNE TO BERING STRAIT
4PM MON AND TO PRUDHOE BAY TO ANAKTUVUK PASS 4AM TUE AND TO BARTER
ISLAND TO ANAKTUVUK PASS 4PM TUE. ASSOCIATED LOW OF 1009 MB 4PM
MON WILL BE JUST NORTHEAST OF WRANGELL ISLAND...THEN MOVING TO 420
MILES NORTH OF PRUDHOE BAY 4PM TUE AT 1001 MB.

MODELS...NAM IS SLOWER THAN GFS ON MOVEMENT OF FRONTS ACROSS THE
ARCTIC...PREFER GFS IN THIS RESPECT.

NORTH SLOPE...INCOMING WARM FRONT WILL SPREAD SNOW EAST ACROSS
THE AREA MON AND MON NIGHT. FREEZING RAIN POSSIBLE FROM LISBURNE
TO BARROW UNTIL COLD FRONT PASSES LATE MONDAY. SNOWFALL TOTALS OF
AN INCH OR LESS EXPECTED. WEST WINDS DIMINISHING EARLY MONDAY THEN
PICKING UP AGAIN WITH INCOMING COLD FRONT.

WESTERN ALASKA...WITH THE INCOMING WARM FRONT EXPECT A LITTLE SNOW
OR FLURRIES TO MOVE OVER THE AREA MAINLY FROM THE BERING STRAIT
NORTH. POTENTIAL FOR BRIEF FREEZING RAIN LATE MONDAY ALONG THE
CHUKCHI SEA COAST BEHIND THE WARM FRONT. SOUTH WINDS INCREASING
FROM THE BERING STRAIT NORTH AS THE FRONTS APPROACH AND MOVE
THROUGH. LIGHTER WINDS PERSISTING INLAND AND SOUTHERN COASTAL
SECTIONS.

CENTRAL AND EASTERN INTERIOR...WITH UPPER TROUGHS MERGING OVER
ALASKA RANGE TONIGHT EXPEXT CLOUDS TO INCREASE AND SOME SNOW TO
TO OCCUR...THEN CLEARING MON AM AS MERGED TROUGHS MOVE SOUTH.
H850 TEMPS RUNNING AROUND -5C SUPPORTING HIGH TEMPS AT VALLEY
LOCATIONS IN THE 40S THROUGH TUE.

&&

.FIRE WEATHER...NONE.

&&

.HYDROLOGY...WITH TEMPERATURES RISING ABOVE FREEZING IN THE
INTERIOR OVER THE NEXT WEEK WILL SEE THE SNOW PACK START TO RIPEN
IN THE COMING WEEK. MAY SEE SOME MELTING BY NEXT WEEKEND.

&&

.AFG WATCHES/WARNINGS/ADVISORIES...
BRISK WIND ADVISORY FOR PKZ240-PKZ245.
&&

JL APR 13