Alert archive / Alaska / Gale Warnings in 2015

Gale Warning 219, NWS Anchorage, AK

March 31, 2015

NWS Anchorage, AK issued this gale warning at Mar 31, 2015, 3:19 AM AKDT. It was in force for 48 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Mar 31, 2015, 3:19 AM AKDT (11:19 UTC)
Expired
Apr 2, 2015, 3:07 AM AKDT
In force
48 hr
Issued by
NWS Anchorage, AK

The text

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

220 
FZAK61 PAFC 311119
OFFAER

OFFSHORE WATERS FORECAST
NATIONAL WEATHER SERVICE ANCHORAGE AK
319 AM AKDT TUE MAR 31 2015

OFFSHORE WATERS FORECAST FOR THE GULF OF ALASKA WEST OF 144W

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

PKZ399-010145-
319 AM AKDT TUE MAR 31 2015
.SYNOPSIS FOR THE WESTERN GULF OF ALASKA...
A 998 MB LOW NEAR 55N 144W WILL WEAKEN TO 1010 MB NEAR 57N 138W
TONIGHT AND DISSIPATE WED MORNING. AN ALEUTIAN LOW WILL MOVE TO
52N 158W AT 995 MB TONIGHT THEN TO 56N 146W AT 1001 MB WED NIGHT.

$$

PKZ351-010145-
GULF OF ALASKA OFFSHORE NORTH OF 57N AND WEST OF 144W-
319 AM AKDT TUE MAR 31 2015

...GALE WARNING WEDNESDAY...

.TODAY...W WIND 10 KT. SEAS 7 FT.
.TONIGHT...SW WIND 15 KT. SEAS 6 FT.
.WED...SE WIND 15 TO 25 KT INCREASING 25 TO 35 KT IN THE
AFTERNOON. SEAS BUILDING TO 9 TO 14 FT. RAIN.
.WED NIGHT...SE WIND 20 TO 35 KT. SEAS 9 TO 14 FT.
.THU...N WIND UP TO 20 KT. SEAS 7 TO 11 FT.
.FRI THROUGH SAT...NW WIND 10 TO 20 KT. SEAS 4 TO 7 FT.

$$

PKZ352-010145-
GULF OF ALASKA OFFSHORE SOUTH OF 57N NORTH OF 55N AND WEST OF
144W-
319 AM AKDT TUE MAR 31 2015

...GALE WARNING WEDNESDAY...

.TODAY...W WIND 10 TO 20 KT. SEAS 7 FT.
.TONIGHT...SW WIND 20 KT BECOMING SE 25 KT AFTER MIDNIGHT. SEAS 6
TO 9 FT.
.WED...SE WIND 25 TO 35 KT BECOMING S 10 TO 20 KT IN THE
AFTERNOON. SEAS 8 TO 12 FT. RAIN.
.WED NIGHT...SW WIND 10 TO 25 KT. SEAS 10 TO 13 FT.
.THU THROUGH SAT...NW WIND 10 TO 25 KT. SEAS 6 TO 11 FT.

$$
5 follow-up statements
070 
FZAK61 PAFC 312245
OFFAER

OFFSHORE WATERS FORECAST
NATIONAL WEATHER SERVICE ANCHORAGE AK
245 PM AKDT TUE MAR 31 2015

OFFSHORE WATERS FORECAST FOR THE GULF OF ALASKA WEST OF 144W

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

PKZ399-011245-
245 PM AKDT TUE MAR 31 2015
.SYNOPSIS FOR THE WESTERN GULF OF ALASKA...
A 988 MB LOW NEAR 52N 164W WILL WEAKEN TO 997 MB AS IT MOVES TO 
NEAR 54N 151W WED AFTERNOON. THIS LOW WILL THEN TRACK TO 55N 143W
THU AFTERNOON AT 1005 MB.

$$

PKZ351-011245-
GULF OF ALASKA OFFSHORE NORTH OF 57N AND WEST OF 144W-
245 PM AKDT TUE MAR 31 2015

...GALE WARNING WEDNESDAY AND WEDNESDAY NIGHT...

.TONIGHT...SW WIND 10 TO 15 KT. SEAS 6 FT.
.WED...SE WIND 20 TO 35 KT. SEAS 6 TO 10 FT. RAIN.
.WED NIGHT...SE WIND 20 TO 35 KT BECOMING VARIABLE UP TO 20 KT
AFTER MIDNIGHT. SEAS 10 FT. RAIN.
.THU...NE WIND 10 TO 25 KT. SEAS 8 TO 11 FT.
.THU NIGHT...NE WIND 10 TO 20 KT. SEAS 6 TO 10 FT.
.FRI THROUGH SUN...S WIND UP TO 20 KT. SEAS 3 TO 7 FT.

$$

PKZ352-011245-
GULF OF ALASKA OFFSHORE SOUTH OF 57N NORTH OF 55N AND WEST OF
144W-
245 PM AKDT TUE MAR 31 2015

.TONIGHT...SW WIND 20 KT BECOMING SE 15 TO 25 KT AFTER MIDNIGHT.
SEAS 7 FT. RAIN.
.WED...SE WIND 15 TO 30 KT. SEAS 8 TO 11 FT. RAIN.
.WED NIGHT...VARIABLE WIND UP TO 20 KT. SEAS 9 TO 14 FT. RAIN.
.THU...N WIND 15 TO 30 KT. SEAS 8 TO 13 FT.
.THU NIGHT...N WIND 10 TO 25 KT. SEAS 7 TO 10 FT.
.FRI THROUGH SUN...W WIND 10 TO 20 KT. SEAS 4 TO 9 FT.

$$
548 
FZAK61 PAFC 011129
OFFAER

OFFSHORE WATERS FORECAST
NATIONAL WEATHER SERVICE ANCHORAGE AK
329 AM AKDT WED APR 1 2015

OFFSHORE WATERS FORECAST FOR THE GULF OF ALASKA WEST OF 144W

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

PKZ399-020100-
329 AM AKDT WED APR 1 2015
.SYNOPSIS FOR THE WESTERN GULF OF ALASKA...
A 993 MB LOW NEAR 53N 158W WILL TRACK TO 54N 145W AT 1000 MB WED NIGHT
AND WILL THEN FURTHER WEAKEN TO 1007 MB NEAR 52N 140W THU NIGHT.

$$

PKZ351-020100-
GULF OF ALASKA OFFSHORE NORTH OF 57N AND WEST OF 144W-
329 AM AKDT WED APR 1 2015

...GALE WARNING THROUGH TONIGHT...

.TODAY...SE WIND 25 TO 35 KT. SEAS 8 TO 13 FT. RAIN.
.TONIGHT...E WIND 20 TO 35 KT DIMINISHING TO 20 KT AFTER
MIDNIGHT. SEAS 8 TO 13 FT. RAIN.
.THU...NE WIND 15 TO 30 KT. SEAS 9 TO 13 FT. RAIN.
.THU NIGHT...NE WIND 10 TO 25 KT. SEAS 6 TO 10 FT.
.FRI...NW WIND 10 TO 20 KT. SEAS 5 FT.
.SAT THROUGH SUN...S WIND UP TO 15 KT. SEAS 4 FT.

$$

PKZ352-020100-
GULF OF ALASKA OFFSHORE SOUTH OF 57N NORTH OF 55N AND WEST OF
144W-
329 AM AKDT WED APR 1 2015

...GALE WARNING TONIGHT AND THURSDAY...

.TODAY...SE WIND 20 TO 30 KT BECOMING SW 20 KT THIS AFTERNOON.
SEAS 8 TO 12 FT. RAIN.
.TONIGHT...EAST OF 150W...SW WIND 20 KT BECOMING VARIABLE 20 KT
AFTER MIDNIGHT. WEST OF 150W...SW WIND 20 KT BECOMING NW 35 KT
AFTER MIDNIGHT. SEAS 7 TO 13 FT...HIGHEST WEST OF 150W. RAIN.
.THU...N WIND 20 TO 35 KT. SEAS 9 TO 14 FT. RAIN.
.THU NIGHT...N WIND 15 TO 30 KT. SEAS 7 TO 11 FT.
.FRI...NW WIND 10 TO 20 KT. SEAS 5 TO 8 FT.
.SAT THROUGH SUN...W WIND 10 TO 20 KT. SEAS 3 TO 7 FT.

$$
890 
FZAK61 PAFC 012315
OFFAER

OFFSHORE WATERS FORECAST
NATIONAL WEATHER SERVICE ANCHORAGE AK
315 PM AKDT WED APR 1 2015

OFFSHORE WATERS FORECAST FOR THE GULF OF ALASKA WEST OF 144W

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

PKZ399-021400-
315 PM AKDT WED APR 1 2015
.SYNOPSIS FOR THE WESTERN GULF OF ALASKA...
A 996 MB LOW AT 53N 151W WILL WEAKEN TO 1007 MB AS IT MOVES TO 52N
136W FRI AFTERNOON.

$$

PKZ351-021400-
GULF OF ALASKA OFFSHORE NORTH OF 57N AND WEST OF 144W-
315 PM AKDT WED APR 1 2015

...GALE WARNING TONIGHT...

.TONIGHT...E WIND 20 TO 35 KT DIMINISHING TO 10 TO 20 KT AFTER
MIDNIGHT. SEAS 9 TO 12 FT. RAIN.
.THU...N TO E WIND 15 TO 30 KT. SEAS 9 TO 13 FT. RAIN.
.THU NIGHT...NE WIND 10 TO 20 KT. SEAS 5 TO 9 FT.
.FRI...NW WIND UP TO 20 KT. SEAS 6 FT.
.FRI NIGHT...W WIND 10 TO 20 KT. SEAS 5 FT.
.SAT THROUGH MON...S WIND UP TO 20 KT. SEAS 3 TO 7 FT.

$$

PKZ352-021400-
GULF OF ALASKA OFFSHORE SOUTH OF 57N NORTH OF 55N AND WEST OF
144W-
315 PM AKDT WED APR 1 2015

...GALE WARNING THURSDAY...

.TONIGHT...VARIABLE WIND 15 KT. W OF 150W...W WIND 10 TO 20 KT
BECOMING NW 20 TO 30 KT AFTER MIDNIGHT. SEAS 11 FT. RAIN.
.THU...N WIND 30 TO 40 KT...EXCEPT UP TO 20 KT E OF 149W. SEAS 7
TO 12 FT. RAIN.
.THU NIGHT...N WIND 15 TO 30 KT. SEAS 7 TO 11 FT.
.FRI...N WIND 10 TO 25 KT. SEAS 7 FT.
.FRI NIGHT...W WIND 15 KT. SEAS 6 FT.
.SAT THROUGH MON...SW WIND 10 TO 20 KT. SEAS 4 TO 9 FT.

$$
586 
FZAK61 PAFC 020137 RRA
OFFAER

OFFSHORE WATERS FORECAST
NATIONAL WEATHER SERVICE ANCHORAGE AK
315 PM AKDT WED APR 1 2015

OFFSHORE WATERS FORECAST FOR THE GULF OF ALASKA WEST OF 144W

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

PKZ399-021400-
315 PM AKDT WED APR 1 2015
.SYNOPSIS FOR THE WESTERN GULF OF ALASKA...
A 996 MB LOW AT 53N 151W WILL WEAKEN TO 1007 MB AS IT MOVES TO 52N
136W FRI AFTERNOON.

$$

PKZ351-021400-
GULF OF ALASKA OFFSHORE NORTH OF 57N AND WEST OF 144W-
315 PM AKDT WED APR 1 2015

...GALE WARNING TONIGHT...

.TONIGHT...E WIND 20 TO 35 KT DIMINISHING TO 10 TO 20 KT AFTER
MIDNIGHT. SEAS 9 TO 12 FT. RAIN.
.THU...N TO E WIND 15 TO 30 KT. SEAS 9 TO 13 FT. RAIN.
.THU NIGHT...NE WIND 10 TO 20 KT. SEAS 5 TO 9 FT.
.FRI...NW WIND UP TO 20 KT. SEAS 6 FT.
.FRI NIGHT...W WIND 10 TO 20 KT. SEAS 5 FT.
.SAT THROUGH MON...S WIND UP TO 20 KT. SEAS 3 TO 7 FT.

$$

PKZ352-021400-
GULF OF ALASKA OFFSHORE SOUTH OF 57N NORTH OF 55N AND WEST OF
144W-
315 PM AKDT WED APR 1 2015

...GALE WARNING THURSDAY...

.TONIGHT...VARIABLE WIND 15 KT. W OF 150W...W WIND 10 TO 20 KT
BECOMING NW 20 TO 30 KT AFTER MIDNIGHT. SEAS 11 FT. RAIN.
.THU...N WIND 30 TO 40 KT...EXCEPT UP TO 20 KT E OF 149W. SEAS 7
TO 12 FT. RAIN.
.THU NIGHT...N WIND 15 TO 30 KT. SEAS 7 TO 11 FT.
.FRI...N WIND 10 TO 25 KT. SEAS 7 FT.
.FRI NIGHT...W WIND 15 KT. SEAS 6 FT.
.SAT THROUGH MON...SW WIND 10 TO 20 KT. SEAS 4 TO 9 FT.

$$
196 
FZAK61 PAFC 021107
OFFAER

OFFSHORE WATERS FORECAST
NATIONAL WEATHER SERVICE ANCHORAGE AK
307 AM AKDT THU APR 2 2015

OFFSHORE WATERS FORECAST FOR THE GULF OF ALASKA WEST OF 144W

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

PKZ399-030115-
307 AM AKDT THU APR 2 2015
.SYNOPSIS FOR THE WESTERN GULF OF ALASKA...
A LARGE AND COMPLEX 999 MB LOW CENTERED NEAR 56N 147W WEAKENS TO
1002 MB NEAR 53N 138W TONIGHT...THEN MOVES SOUTH AND AWAY FROM
THE AREA FRI. A BROAD AND WEAK 1014 MB LOW DEVELOPS OVER THE
NORTHERN GULF LATE FRI AND PERSISTS INTO SAT MORNING.


$$

PKZ351-030115-
GULF OF ALASKA OFFSHORE NORTH OF 57N AND WEST OF 144W-
307 AM AKDT THU APR 2 2015

.TODAY...NE WIND 10 TO 20 KT. SEAS 7 TO 12 FT. RAIN.
.TONIGHT...N WIND 10 TO 20 KT. SEAS 5 TO 9 FT. RAIN SHOWERS.
.FRI...NW WIND 10 TO 20 KT. SEAS 6 FT.
.FRI NIGHT...W WIND 10 TO 20 KT. SEAS 6 FT.
.SAT THROUGH MON...S WIND 10 TO 20 KT. SEAS 3 TO 8 FT.

$$

PKZ352-030115-
GULF OF ALASKA OFFSHORE SOUTH OF 57N NORTH OF 55N AND WEST OF
144W-
307 AM AKDT THU APR 2 2015

...GALE WARNING TODAY...

.TODAY...WEST OF 150W...N WIND 25 TO 35 KT. SEAS 8 TO 13 FT. EAST
OF 150W...NE WIND 15 TO 25KT. SEAS 7 TO 10 FT. RAIN.
.TONIGHT...N WIND 15 TO 30 KT. SEAS 8 TO 13 FT. RAIN SHOWERS.
.FRI...NW WIND 10 TO 20 KT. SEAS 7 FT.
.FRI NIGHT...W WIND 15 KT. SEAS 7 FT.
.SAT...SW WIND UP TO 20 KT. SEAS 3 TO 7 FT.
.SUN THROUGH MON...SW WIND UP TO 20 KT. SEAS 4 TO 9 FT.

$$

What forecasters said that day

The local office's own words before this gale warning 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 gale warning went out at Mar 30, 4:06 PM AKDT, 11 hours 13 minutes earlier.

Area forecast discussion, Mar 30, 4:06 PM AKDT, 11 hours 13 minutes before
SOUTHCENTRAL AND SOUTHWEST ALASKA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE ANCHORAGE AK
406 PM AKDT MON MAR 30 2015

.ANALYSIS AND UPPER LEVELS...
A LONG-WAVE TROUGH REMAINS FIRMLY ENTRENCHED ACROSS ALASKA AND
THE NORTH PACIFIC. THE SUBTROPICAL JET IS NEARLY ZONAL JUST SOUTH
OF THE ALEUTIAN CHAIN THEN DIVES SOUTHEASTWARD INTO THE NORTH
PACIFIC. THIS IS RESULTING IN A PERSISTENT STORM TRACK ALONG THE
SOUTHERN TIER OF THE FORECAST AREA. THERE ARE TWO RELATIVELY WEAK
LOWS AFFECTING THE FORECAST AREA...ONE JUST SOUTH OF THE GULF AND
ANOTHER OVER THE FAR WESTERN ALEUTIANS. SATELLITE IMAGERY SHOWS
CONVECTIVE CLOUDS ACROSS MUCH OF THE FORECAST AREA WHICH IS
INDICATIVE OF A GENERALLY UNSTABLE ATMOSPHERE. AS HAS BEEN THE
CASE OVER THE PAST FEW DAYS A SERIES OF UPPER LEVEL WAVES ARE
TRACKING NORTHWESTWARD ACROSS THE GULF AND SOUTHCENTRAL. THE BULK
OF PRECIP HAS BEEN ALONG THE COAST THANKS TO PERSISTENT
DOWN-SLOPING OFF THE COASTAL MOUNTAINS...THOUGH THE LOW LEVEL
SOUTHEASTERLY FLOW IS BEGINNING TO WEAKEN AND BACK TOWARD THE
NORTH.

AS THE UPPER WAVES CONTINUE WESTWARD TO SOUTHWEST ALASKA THEY RUN
INTO SOME WEAK RIDGING WHICH HAS LED TO FORMATION OF A DEFORMATION
BAND. KING SALMON RADAR SHOWS A NORTH-SOUTH ORIENTED BAND OF
PRECIP ALIGNED DIRECTLY OVER KING SALMON. A SEPARATE UPPER LEVEL
WAVE IS LIFTING NORTHWARD ACROSS THE KUSKOKWIM DELTA PRODUCING
AREAS OF LIGHT SNOW.

&&

.MODEL DISCUSSION...
MODELS REMAIN IN VERY GOOD AGREEMENT WITH HANDLING OF LARGE SCALE
FEATURES OVER THE NEXT COUPLE DAYS. THUS FORECAST CONFIDENCE IS
GENERALLY HIGH. WITH MUCH WEAKER FLOW OUTSIDE OF THE MAIN LOW
PRESSURE SYSTEMS THE BIGGEST FORECAST CHALLENGES ARE ON THE LOCAL
SCALE...WITH ELEMENTS SUCH AS FOG AND CLOUD COVER. MODELS DO BEGIN
TO DIVERGE A BIT AS SYSTEM TRACKING SOUTH OF THE ALEUTIANS PASSES
SOUTH OF KODIAK ISLAND TUESDAY NIGHT INTO WEDNESDAY. THEY ALL HINT
AS DEVELOPMENT OF A TRIPLE POINT LOW...BUT DIFFER AS TO WHETHER
THIS BECOMES THE PRIMARY LOW CENTER. IN ANY CASE THESE DIFFERENCES
ONLY AFFECT THE AREA IN THE DIRECT VICINITY OF THE SYSTEM. WITH
A DECENT JET STREAK ALONG THE SOUTH TO EAST SIDE OF THIS SYSTEM
AND GOOD UPPER LEVEL DIFFLUENCE OUT AHEAD OF IT...PREFER THE MORE
AGGRESSIVE TRIPLE POINT DEVELOPMENT AS SEEN IN THE NAM.

&&

.SHORT TERM FORECAST SOUTHCENTRAL ALASKA (TONIGHT THROUGH WED NIGHT)...

AN AREA OF LOW PRESSURE OVER THE SOUTHERN GULF OF ALASKA WILL
PHASE WITH A LOW PUSHING ACROSS THE ALASKA PENINSULA TONIGHT. RAIN
SHOWER ACTIVITY IS EXPECTED TO CONTINUE ALONG THE NORTHERN GULF
COAST WITH THE ENHANCED LIFT ASSOCIATED WITH THE PHASING LOWS AND
AND UPPER LEVEL SHORTWAVE ROTATING AROUND A PARENT LOW ALSO
LOCATED IN THE SOUTHERN GULF. DOWN-SLOPING HAS BEEN EATING AWAY
AT A MAJORITY OF THE PRECIPITATION THAT HAS TRIED TO MOVE INLAND
DURING THE DAY BUT 00Z RAOB DATA SUPPORTS THE MODEL DATA IN THAT
THE LOW LEVEL FLOW IS WEAKENING AND SHIFTING TO A MORE SOUTHERLY
ORIENTATION. THIS WILL ALLOW AN ISOLATED SHOWER OR TWO TO MOVE
INLAND DURING THE EVENING HOURS IF DEW POINT DEPRESSIONS IN EXCESS
OF 10 DEGREES ARE ABLE TO BE OVERCOME.

THE PATTERN BEGINS TO SHIFT TUESDAY AFTERNOON/EVENING AS AN AREA
OF LOW PRESSURE MOVES INTO THE WESTERN GULF. A SHORTWAVE PRECEDING
THIS FRONT WILL PUSH ACROSS SOUTHCENTRAL ALASKA AND BRING A DECENT
CHANCE FOR RAIN/SNOW (DEPENDING ON TIMING OF THE PRECIPITATION) TO
ANCHORAGE/KENAI AND THE MAT-SU VALLEY. AS THE LOW MOVES INTO THE
WESTERN GULF...THE PRESSURE GRADIENT WILL BECOME FAVORABLE FOR
SOUTHEASTERLY GAPS (TURNAGAIN ARM...PORTAGE VALLEY AND KNIK RIVER
VALLEY) TO HAVE SOME GUSTY WINDS. HOWEVER...THERE IS STILL SOME
UNCERTAINTY TO THE LOW TRACK WHICH WILL DIRECTLY IMPACT THE
PRESSURE GRADIENT AND WIND GUST STRENGTH.

&&

.SHORT TERM FORECAST SOUTHWEST ALASKA (DAYS 1 AND 2)...
LOW STRATUS AND PATCHY FOG WILL BECOME PROMINENT OVER PARTS OF
THE KUSKOKWIM DELTA AND BRISTOL BAY ZONE OVERNIGHT...AS LINGERING
SHOWERS OVER THE MAINLAND TODAY HELPED TO REPLENISH LOW LEVEL
MOISTURE OVER THE AREA. AS THE UPPER LEVEL WAVE OVER THE KUSKOKWIM
DELTA EXITS TO THE NORTH TOMORROW MORNING...PRECIPITATION OVER THE
MAINLAND WILL TAPER OFF THROUGH WEDNESDAY MORNING. WET AND WARMER
CONDITIONS WILL THEN BUILD BACK MAINLY OVER THE ALASKA PENINSULA
WEDNESDAY...AS A GALE FORCE NORTH PACIFIC LOW TRACKS JUST SOUTH OF
KODIAK ISLAND. PRECIPITATION OVER THE BRISTOL BAY ZONE WILL TAPER
OFF BY THURSDAY MORNING...AS THE AFOREMENTIONED LOW TRACKS
FURTHER EASTWARD AND INTO THE GULF OF ALASKA.

&&

.SHORT TERM FORECAST BERING SEA/ALEUTIANS (DAYS 1 AND 2)...
A VERTICALLY STACKED SYSTEM OVER THE WESTERN ALEUTIANS WILL CROSS
INTO THE NORTHERN PACIFIC...BEFORE REFORMING INTO A GALE FORCE
LOW SOUTH OF THE CENTRAL ALEUTIANS OVERNIGHT TONIGHT. THIS SYSTEM
WILL CONTINUE AN EASTWARD TRACK JUST SOUTH OF THE ALEUTIAN
CHAIN...BEFORE TRACKING INTO THE GULF OF ALASKA BY THURSDAY
MORNING. WET AND WINDY CONDITIONS ARE EXPECTED TO ACCOMPANY THIS
SYSTEM AS IT PROGRESSES EASTWARD THROUGH MIDWEEK. AN AREA OF COLD
AIR ADVECTION BEHIND THE PASSING LOW WILL HELP GENERATE SOME
STRONGER GUSTS AND SNOW SHOWERS BEHIND THE SYSTEM...WHICH WILL BE
REINFORCED BY A RIDGE BUILDING INTO THE WESTERN BERING TUESDAY
AFTERNOON. AREAS THAT ARE PRONE TO EXPERIENCING GAP WINDS...SUCH
AS AREAS AROUND THE AKPEN AND EASTERN ALEUTIANS...ARE LIKELY TO
EXPERIENCE STRONGER GAP FLOW AS THIS SYSTEM TRACKS THROUGH THEIR
AREA. A GALE FORCE LOW DROPPING DOWN FROM KAMCHATKA PENINSULA WITH
AN ASSOCIATED WEATHER FRONT WILL BRING THE NEXT ROUND OF
PRECIPITATION TO THE WESTERN ALEUTIANS BY WEDNESDAY. GUSTY
SOUTHERLY WINDS ASSOCIATED WITH THIS SYSTEM WILL BRING IN SOME
WARMER TEMPERATURES FROM THE NORTHERN PACIFIC...CAUSING THE
PRECIPITATION TYPE TO SWITCH OVER TO RAIN AS THE WARM FRONT
PASSES THROUGH THE AREA.

&&

.LONG TERM FORECAST (DAYS 3 THROUGH 7)...
THE LATTER PART OF THE WEEK WILL BE CHARACTERIZED FAIRLY QUIET
WEATHER ACROSS THE SOUTHERN MAINLAND. THERE WILL BE A NEAR GALE
FORCE FRONT MOVING UP TOWARD THE NORTHERN GULF THURSDAY BEFORE
WEAKENING LATE THURSDAY INTO FRIDAY. THIS WILL KEEP RAIN AND RAIN
SHOWERS...MAINLY OVER THE WATER BUT WESTERN PRINCE WILLIAM SOUND
COULD SEE NUMEROUS SHOWERS WITH THIS FEATURES. COLDER UPPER LEVEL
TEMPERATURES ALOFT COULD SUPPORT INSTABILITY SHOWERS OVER THE
COASTAL MOUNTAINS WITH INCREASING CYCLONIC FLOW. THIS SYSTEM WILL
WEAKEN IN THE GULF AND MOVE TOWARD THE PANHANDLE FRIDAY. AT THIS
POINT THE PATTERN TURNS MORE AMPLIFIED OUT WEST...BUT IT IS
UNCLEAR HOW MUCH THIS WILL AFFECT THE PATTERN OVER THE MAINLAND.
EXPECT A CONTINUATION OF ABOVE NORMAL TEMPERATURES AND DRIER
CONDITIONS THROUGH EARLY NEXT WEEK.

&&

.AFC WATCHES/WARNINGS/ADVISORIES...
PUBLIC...NONE.
MARINE...GALE WARNING 173 174.
 HEAVY FREEZING SPRAY 179 185.
FIRE WEATHER...NONE.

&&

SYNOPSIS AND MODEL DISCUSSION...SB
SOUTHCENTRAL ALASKA...MC
SOUTHWEST ALASKA/BERING SEA/ALEUTIANS...TP
LONG TERM...ML

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 31, 3:11 AM AKDTGale WarningAFC49 hr
Mar 31, 3:11 AM AKDTHeavy Freezing Spray WarningAFC61 hr
Mar 31, 3:20 AM AKDTGale WarningAFC61 hr
Mar 31, 3:20 AM AKDTSmall Craft AdvisoryAFC4 days
Mar 31, 7:24 AM AKDTGale WarningAFC56 hr
Mar 31, 7:24 AM AKDTSmall Craft AdvisoryAFC45 hr
Mar 31, 2:53 PM AKDTGale WarningAFC49 hr
Mar 31, 2:53 PM AKDTSmall Craft AdvisoryAFC4 days
Mar 31, 2:57 PM AKDTGale WarningAFC37 hr
Mar 31, 2:57 PM AKDTHeavy Freezing Spray WarningAFC12 hr
Mar 31, 3:23 PM AKDTBrisk Wind AdvisoryAFC37 hr
Mar 31, 3:23 PM AKDTSmall Craft AdvisoryAFC60 hr

Nearby

Gale Warnings in Alaska, 2015Every gale warning 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.