Alert archive / Alaska / Storm Warnings in 2015

Storm Warning 164, NWS Anchorage, AK

December 11, 2015

NWS Anchorage, AK issued this storm warning at Dec 11, 2015, 3:47 AM AKST. It was in force for 59 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
Dec 11, 2015, 3:47 AM AKST (12:47 UTC)
Expired
Dec 13, 2015, 2:58 PM AKST
In force
59 hr
Issued by
NWS Anchorage, AK

The text

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

571 
FZAK62 PAFC 111247
OFFALU

OFFSHORE WATERS FORECAST
NATIONAL WEATHER SERVICE ANCHORAGE AK
347 AM AKST FRI DEC 11 2015

OFFSHORE WATERS FORECAST FOR THE BERING SEA

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.

PKZ499-120315-
347 AM AKST FRI DEC 11 2015
.SYNOPSIS FOR CENTRAL BERING SEA...
A WEAK FRONT ACROSS THE WESTERN BERING MOVES INTO THE CENTRAL
BERING BY THIS AFTERNOON. A 959 MB LOW NEAR 47N 171E TONIGHT MOVES
TO 55N 178W AT 930 MB SAT NIGHT.

$$

PKZ411-120315-
BERING SEA OFFSHORE WEST OF 180 AND EAST OF THE INTERNATIONAL
DATELINE-
347 AM AKST FRI DEC 11 2015

...STORM WARNING SATURDAY...

.TODAY...N TO E WIND 10 TO 25 KT. SEAS 6 TO 10 FT. FREEZING SPRAY
N OF 56N.
.TONIGHT...N TO E WIND 10 TO 20 KT. SEAS 6 TO 10 FT. FREEZING SPRAY.
.SAT...N TO E WIND 25 TO 40 KT INCREASING TO 45 TO 60 KT IN THE AFTERNOON.
SEAS 9 TO 14 FT BUILDING TO 15 TO 25 FT IN THE AFTERNOON. SNOW AND
RAIN.
.SAT NIGHT...NE WIND 45 TO 60 KT. SEAS 21 TO 33 FT.
.SUN...NW WIND 40 TO 55 KT. SEAS 22 TO 32 FT.
.MON THROUGH TUE...W WIND 30 TO 45 KT. SEAS 12 TO 20 FT.

$$

PKZ412-120315-
BERING SEA OFFSHORE 171W TO 180 AND NORTH OF 56N-
347 AM AKST FRI DEC 11 2015

...STORM WARNING SATURDAY...

.TODAY...N TO E WIND 10 TO 25 KT. SEAS 6 TO 11 FT. FREEZING SPRAY.
.TONIGHT...E WIND 20 TO 35 KT. SEAS 7 FT. FREEZING SPRAY.
.SAT...E WIND 30 TO 45 KT INCREASING TO 45 TO 60 KT IN THE AFTERNOON.
SEAS 10 TO 15 FT BUILDING TO 14 TO 22 FT IN THE AFTERNOON.
FREEZING SPRAY N OF 57 N.
.SAT NIGHT...E WIND 50 TO 65 KT. SEAS 15 TO 30 FT.
.SUN THROUGH MON...SW WIND 40 TO 55 KT. SEAS 18 TO 33 FT.
.TUE...W WIND 20 TO 30 KT. SEAS 9 TO 17 FT.

$$

PKZ413-120315-
BERING SEA OFFSHORE 171W TO 180 AND SOUTH OF 56N-
347 AM AKST FRI DEC 11 2015

...HURRICANE FORCE WIND WARNING SATURDAY...

.TODAY...E WIND 10 TO 25 KT. SEAS TO 10 FT. FREEZING SPRAY N OF
55N.
.TONIGHT...E WIND 15 TO 30 KT. SEAS 6 TO 10 FT. FREEZING SPRAY N
OF 54N.
.SAT...E WIND 30 TO 45 KT INCREASING TO 50 TO 65 KT IN THE AFTERNOON.
SEAS 10 TO 15 FT BUILDING TO 14 TO 24 FT. SNOW AND RAIN.
.SAT NIGHT...SE WIND 45 TO 60 KT. SEAS 20 TO 35 FT.
.SUN...SW WIND 50 TO 65 KT. SEAS 23 TO 38 FT.
.MON...W WIND 30 TO 45 KT. SEAS 13 TO 28 FT.
.TUE...W WIND 20 TO 30 KT. SEAS 10 TO 14 FT.

$$

PKZ414-120315-
BERING SEA OFFSHORE EAST OF 171W-
347 AM AKST FRI DEC 11 2015

...GALE WARNING SATURDAY...

.TODAY...N WIND 20 TO 30 KT. SEAS 8 TO 11 FT. SNOW. FREEZING SPRAY.
.TONIGHT...N WIND 15 TO 30 KT. SEAS 7 TO 11 FT. FREEZING SPRAY.
.SAT...NE WIND 15 TO 25 KT BECOMING E 25 TO 40 KT IN THE AFTERNOON.
SEAS 8 TO 14 FT. FREEZING SPRAY.
.SAT NIGHT...SE WIND 40 TO 55 KT. SEAS 11 TO 19 FT.
.SUN...S WIND 45 TO 60 KT. SEAS 21 TO 36 FT.
.MON...SW WIND 30 TO 45 KT. SEAS 16 TO 31 FT.
.TUE...W WIND 10 TO 25 KT. SEAS 9 TO 14 FT.

$$
7 follow-up statements
723 
FZAK62 PAFC 112357
OFFALU

OFFSHORE WATERS FORECAST
NATIONAL WEATHER SERVICE ANCHORAGE AK
257 PM AKST FRI DEC 11 2015

OFFSHORE WATERS FORECAST FOR THE BERING SEA

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.

PKZ499-121445-
257 PM AKST FRI DEC 11 2015
.SYNOPSIS FOR CENTRAL BERING SEA...
A FRONT OVER THE EASTERN BERING DISSIPATES SAT MORNING. ANOTHER
FRONT OVER THE CENTRAL BERING REMAINS STATIONARY THROUGH SAT
MORNING...THEN GETS ABSORBED. A 959 MB LOW NEAR 48N 173E LATE FRI
NIGHT MOVES TO 56N 177W AT 928 MB LATE SAT NIGHT...THEN TO 58N
174W AT 936 MB SUN AFTERNOON.

$$

PKZ411-121445-
BERING SEA OFFSHORE WEST OF 180 AND EAST OF THE INTERNATIONAL
DATELINE-
257 PM AKST FRI DEC 11 2015

...STORM WARNING SATURDAY AND SATURDAY NIGHT...

.TONIGHT...E WIND 15 TO 25 KT. SEAS 6 FT. 
.SAT...N TO E WIND 25 TO 40 KT INCREASING TO 35 TO 50 KT IN THE
AFTERNOON. SEAS 10 TO 18 FT. SNOW AND RAIN.
.SAT NIGHT...N WIND 45 TO 60 KT. SEAS 17 TO 32 FT BUILDING TO 23
TO 33 FT AFTER MIDNIGHT. RAIN AND SNOW.
.SUN...NW WIND 40 TO 55 KT. SEAS 24 TO 32 FT.
.SUN NIGHT...NW WIND 40 TO 55 KT. SEAS 21 TO 29 FT.
.MON THROUGH TUE...W WIND 25 TO 40 KT. SEAS 13 TO 21 FT.
.WED...SW WIND 15 TO 25 KT. SEAS 6 TO 11 FT.

$$

PKZ412-121445-
BERING SEA OFFSHORE 171W TO 180 AND NORTH OF 56N-
257 PM AKST FRI DEC 11 2015

...HURRICANE FORCE WIND WARNING SATURDAY NIGHT...

.TONIGHT...SE WIND 20 TO 35 KT. SEAS 6 TO 11 FT. FREEZING SPRAY.
.SAT...SE WIND 30 TO 45 KT BECOMING E 45 TO 60 KT IN THE
AFTERNOON. SEAS 11 TO 19 FT. 
.SAT NIGHT...E WIND 50 TO 70 KT. SEAS 17 TO 32 FT BUILDING TO 23
TO 32 FT AFTER MIDNIGHT. RAIN AND SNOW.
.SUN...E WIND 40 TO 55 KT. SEAS 21 TO 35 FT.
.SUN NIGHT...W WIND 40 TO 55 KT. SEAS 20 TO 35 FT.
.MON...W WIND 35 TO 50 KT. SEAS 15 TO 30 FT.
.TUE THROUGH WED...W WIND 15 TO 30 KT. SEAS 8 TO 13 FT.

$$

PKZ413-121445-
BERING SEA OFFSHORE 171W TO 180 AND SOUTH OF 56N-
257 PM AKST FRI DEC 11 2015

...HURRICANE FORCE WIND WARNING SATURDAY NIGHT...

.TONIGHT...SE WIND 20 TO 35 KT. SEAS 7 TO 12 FT.
.SAT...SE WIND 30 TO 45 KT INCREASING TO 45 TO 60 KT IN THE
AFTERNOON. SEAS 8 TO 13 FT BUILDING TO 15 TO 23 FT IN THE
AFTERNOON. RAIN AND SNOW.
.SAT NIGHT...S WIND 50 TO 65 KT. GUSTS TO 85 KT AFTER MIDNIGHT E
OF 176E. SEAS 19 TO 27 FT BUILDING TO 25 TO 40 FT AFTER MIDNIGHT.
RAIN.
.SUN...W WIND 50 TO 65 KT. SEAS 27 TO 42 FT.
.SUN NIGHT...SW WIND 50 TO 60 KT. SEAS 27 TO 42 FT.
.MON...W WIND 35 TO 50 KT. SEAS 15 TO 30 FT.
.TUE THROUGH WED...W WIND 20 TO 30 KT. SEAS 9 TO 13 FT.

$$

PKZ414-121445-
BERING SEA OFFSHORE EAST OF 171W-
257 PM AKST FRI DEC 11 2015

...STORM WARNING SATURDAY NIGHT...

.TONIGHT...N WIND 10 TO 25 KT. SEAS 6 TO 10 FT. FREEZING SPRAY.
.SAT...NE WIND 10 TO 25 KT BECOMING E 25 TO 40 KT IN THE
AFTERNOON. SEAS 5 TO 10 FT. FREEZING SPRAY.
.SAT NIGHT...SE WIND 40 TO 55 KT. SEAS 8 TO 13 FT BUILDING TO 13
TO 28 FT AFTER MIDNIGHT. SNOW BECOMING RAIN. FREEZING SPRAY IN
THE EVENING.
.SUN...S WIND 45 TO 60 KT. SEAS 21 TO 36 FT.
.SUN NIGHT...SW WIND 40 TO 55 KT. SEAS 30 TO 43 FT.
.MON...SW WIND 35 TO 50 KT. SEAS 18 TO 33 FT.
.TUE THROUGH WED...NW WIND 15 TO 30 KT. SEAS 8 TO 13 FT.

$$
916 
FZAK62 PAFC 120729 AAA
OFFALU

OFFSHORE WATERS FORECAST...UPDATED
NATIONAL WEATHER SERVICE ANCHORAGE AK
1029 PM AKST FRI DEC 11 2015

OFFSHORE WATERS FORECAST FOR THE BERING SEA

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.

PKZ499-122015-
1029 PM AKST FRI DEC 11 2015
.SYNOPSIS FOR CENTRAL BERING SEA...
A FRONT OVER THE EASTERN BERING DISSIPATES SAT MORNING. ANOTHER
FRONT OVER THE CENTRAL BERING REMAINS STATIONARY THROUGH SAT
MORNING...THEN GETS ABSORBED. A 959 MB LOW NEAR 48N 173E LATE FRI
NIGHT MOVES TO 56N 177W AT 928 MB LATE SAT NIGHT...THEN TO 58N
174W AT 936 MB SUN AFTERNOON.

$$

PKZ411-122015-
BERING SEA OFFSHORE WEST OF 180 AND EAST OF THE INTERNATIONAL
DATELINE-
1029 PM AKST FRI DEC 11 2015

...STORM WARNING SATURDAY AND SATURDAY NIGHT...

.TONIGHT...E WIND 15 TO 25 KT. SEAS 6 FT.  
.SAT...N TO E WIND 25 TO 40 KT INCREASING TO 35 TO 50 KT IN THE
AFTERNOON. SEAS 10 TO 18 FT. SNOW AND RAIN. 
.SAT NIGHT...N WIND 45 TO 60 KT. SEAS 18 TO 33 FT. RAIN AND SNOW.
.SUN...NW WIND 40 TO 55 KT. SEAS 24 TO 32 FT. 
.SUN NIGHT...NW WIND 40 TO 55 KT. SEAS 21 TO 29 FT. 
.MON THROUGH TUE...W WIND 25 TO 40 KT. SEAS 13 TO 21 FT. 
.WED...SW WIND 15 TO 25 KT. SEAS 6 TO 11 FT.

$$

PKZ412-122015-
BERING SEA OFFSHORE 171W TO 180 AND NORTH OF 56N-
1029 PM AKST FRI DEC 11 2015

...HURRICANE FORCE WIND WARNING SATURDAY NIGHT...

.TONIGHT...SE WIND 20 TO 35 KT. SEAS 6 TO 11 FT. FREEZING SPRAY. 
.SAT...SE WIND 30 TO 45 KT BECOMING E 45 TO 60 KT IN THE
AFTERNOON. SEAS 11 TO 19 FT.  
.SAT NIGHT...E WIND 50 TO 70 KT. SEAS 19 TO 32 FT. RAIN AND SNOW.
.SUN...E WIND 40 TO 55 KT. SEAS 21 TO 35 FT. 
.SUN NIGHT...W WIND 40 TO 55 KT. SEAS 20 TO 35 FT. 
.MON...W WIND 35 TO 50 KT. SEAS 15 TO 30 FT. 
.TUE THROUGH WED...W WIND 15 TO 30 KT. SEAS 8 TO 13 FT.

$$

PKZ413-122015-
BERING SEA OFFSHORE 171W TO 180 AND SOUTH OF 56N-
1029 PM AKST FRI DEC 11 2015

...HURRICANE FORCE WIND WARNING SATURDAY NIGHT...

.TONIGHT...SE WIND 20 TO 35 KT. SEAS 7 TO 12 FT. 
.SAT...SE WIND 30 TO 45 KT INCREASING TO 45 TO 60 KT IN THE
AFTERNOON. SEAS 8 TO 13 FT BUILDING TO 15 TO 23 FT IN THE
AFTERNOON. RAIN AND SNOW. 
.SAT NIGHT...S WIND 50 TO 65 KT. GUSTS TO 85 KT AFTER MIDNIGHT E
OF 176E. SEAS 19 TO 27 FT BUILDING TO 25 TO 40 FT AFTER MIDNIGHT.
RAIN. 
.SUN...W WIND 50 TO 65 KT. SEAS 27 TO 42 FT. 
.SUN NIGHT...SW WIND 50 TO 60 KT. SEAS 27 TO 42 FT. 
.MON...W WIND 35 TO 50 KT. SEAS 15 TO 30 FT. 
.TUE THROUGH WED...W WIND 20 TO 30 KT. SEAS 9 TO 13 FT.

$$

PKZ414-122015-
BERING SEA OFFSHORE EAST OF 171W-
1029 PM AKST FRI DEC 11 2015

...STORM WARNING SATURDAY NIGHT...

.TONIGHT...N WIND 10 TO 25 KT. SEAS 6 TO 10 FT. FREEZING SPRAY. 
.SAT...NE WIND 10 TO 25 KT BECOMING E 25 TO 40 KT IN THE
AFTERNOON. SEAS 5 TO 10 FT. FREEZING SPRAY. 
.SAT NIGHT...SE WIND 40 TO 55 KT. SEAS 8 TO 13 FT BUILDING TO
13 TO 28 FT AFTER MIDNIGHT. SNOW BECOMING RAIN. FREEZING SPRAY IN
THE EVENING. 
.SUN...S WIND 45 TO 60 KT. SEAS 21 TO 36 FT. 
.SUN NIGHT...SW WIND 40 TO 55 KT. SEAS 30 TO 43 FT. 
.MON...SW WIND 35 TO 50 KT. SEAS 18 TO 33 FT. 
.TUE THROUGH WED...NW WIND 15 TO 30 KT. SEAS 8 TO 13 FT.

$$
196 
FZAK62 PAFC 121250
OFFALU

OFFSHORE WATERS FORECAST
NATIONAL WEATHER SERVICE ANCHORAGE AK
350 AM AKST SAT DEC 12 2015

OFFSHORE WATERS FORECAST FOR THE BERING SEA

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.

PKZ499-130230-
350 AM AKST SAT DEC 12 2015
.SYNOPSIS FOR CENTRAL BERING SEA...
A 956 MB LOW NEAR 48N 172E WILL TRACK TO 55N 177W AT 929 MB
TONIGHT...THEN TO 60N 172W AT 949 MB SUN NIGHT. 

$$

PKZ411-130230-
BERING SEA OFFSHORE WEST OF 180 AND EAST OF THE INTERNATIONAL
DATELINE-
350 AM AKST SAT DEC 12 2015

...STORM WARNING THROUGH SUNDAY...

.TODAY...VARIABLE WIND 20 KT BECOMING N TO E 40 TO 55 KT IN THE
AFTERNOON. SEAS 5 TO 10 FT BUILDING TO 13 TO 21 FT IN THE AFTERNOON.
SNOW AND RAIN.
.TONIGHT...N WIND 45 TO 60 KT. SEAS 22 TO 35 FT. RAIN AND SNOW.
.SUN...NW WIND 35 TO 50 KT. SEAS 23 TO 35 FT. SNOW AND RAIN.
.SUN NIGHT...NW WIND 35 TO 50 KT. SEAS 20 TO 27 FT.
.MON THROUGH TUE...W WIND 25 TO 40 KT. SEAS 13 TO 21 FT.
.WED...SW WIND 15 TO 25 KT. SEAS 6 TO 11 FT.

$$

PKZ412-130230-
BERING SEA OFFSHORE 171W TO 180 AND NORTH OF 56N-
350 AM AKST SAT DEC 12 2015

...HURRICANE FORCE WIND WARNING THROUGH TONIGHT...

.TODAY...SE WIND 30 TO 45 KT BECOMING E 50 TO 65 KT IN THE
AFTERNOON. SEAS 15 FT BUILDING TO 17 TO 30 FT. SNOW. FREEZING
SPRAY.
.TONIGHT...E WIND 50 TO 65 KT. SEAS 17 TO 33 FT. SNOW. FREEZING
SPRAY.
.SUN...E WIND 40 TO 55 KT BECOMING NW IN THE AFTERNOON. SEAS 22 TO
35 FT. RAIN AND SNOW.
.SUN NIGHT...W WIND 40 TO 55 KT. SEAS 17 TO 31 FT.
.MON...W WIND 35 TO 50 KT. SEAS 14 TO 26 FT.
.TUE THROUGH WED...W WIND 15 TO 30 KT. SEAS 8 TO 13 FT.

$$

PKZ413-130230-
BERING SEA OFFSHORE 171W TO 180 AND SOUTH OF 56N-
350 AM AKST SAT DEC 12 2015

...HURRICANE FORCE WIND WARNING THROUGH TONIGHT...

.TODAY...SE WIND 30 TO 45 KT INCREASING TO 50 TO 65 KT IN THE AFTERNOON.
SEAS 9 TO 14 FT BUILDING TO 14 TO 27 FT. RAIN AND SNOW.
.TONIGHT...S WIND 50 TO 65 KT. SEAS 25 TO 40 FT. RAIN.
.SUN...W WIND 45 TO 60 KT. SEAS 26 TO 41 FT. RAIN AND SNOW.
.SUN NIGHT...W WIND 45 TO 60 KT. SEAS 26 TO 41 FT.
.MON...W WIND 35 TO 50 KT. SEAS 14 TO 29 FT.
.TUE THROUGH WED...W WIND 20 TO 30 KT. SEAS 9 TO 13 FT.

$$

PKZ414-130230-
BERING SEA OFFSHORE EAST OF 171W-
350 AM AKST SAT DEC 12 2015

...STORM WARNING TONIGHT AND SUNDAY...

.TODAY...NE WIND 10 TO 25 KT BECOMING E 30 TO 45 KT IN THE AFTERNOON.
SEAS 6 TO 12 FT BUILDING TO 12 TO 20 FT. FREEZING SPRAY.
.TONIGHT...SE WIND 40 TO 55 KT. SEAS 17 TO 35 FT. RAIN AND SNOW.
FREEZING SPRAY.
.SUN...S WIND 45 TO 60 KT. SEAS 23 TO 38 FT. RAIN AND SNOW.
.SUN NIGHT...SW WIND 45 TO 55 KT. SEAS 29 TO 42 FT.
.MON...SW WIND 35 TO 50 KT. SEAS 17 TO 32 FT.
.TUE THROUGH WED...NW WIND 15 TO 30 KT. SEAS 8 TO 13 FT.

$$
842 
FZAK62 PAFC 122355
OFFALU

OFFSHORE WATERS FORECAST
NATIONAL WEATHER SERVICE ANCHORAGE AK
255 PM AKST SAT DEC 12 2015

OFFSHORE WATERS FORECAST FOR THE BERING SEA

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.

PKZ499-131445-
255 PM AKST SAT DEC 12 2015
.SYNOPSIS FOR CENTRAL BERING SEA...
A 933 MB LOW NEAR 52N 178E WILL TRACK TO 58N 174W AT 938 MB
SUN AFTERNOON...THEN TO 62N 173W AT 960 MB MON AFTERNOON.

$$

PKZ411-131445-
BERING SEA OFFSHORE WEST OF 180 AND EAST OF THE INTERNATIONAL
DATELINE-
255 PM AKST SAT DEC 12 2015

...STORM WARNING THROUGH SUNDAY...

.TONIGHT...E TO N WIND 45 TO 60 KT. SEAS 20 TO 33 FT. RAIN AND
SNOW.
.SUN...NW WIND 40 TO 55 KT. SEAS 22 TO 30 FT. SNOW AND RAIN.
.SUN NIGHT...NW WIND 30 TO 45 KT. SEAS 18 TO 27 FT. SNOW SHOWERS.
.MON...W WIND 20 TO 30 KT. SEAS 13 TO 20 FT.
.MON NIGHT...W WIND 15 TO 25 KT. SEAS 11 TO 14 FT.
.TUE THROUGH WED...SW WIND 25 TO 40 KT. SEAS 8 TO 13 FT.
.THU...S WIND 35 TO 45 KT. SEAS 14 TO 22 FT.

$$

PKZ412-131445-
BERING SEA OFFSHORE 171W TO 180 AND NORTH OF 56N-
255 PM AKST SAT DEC 12 2015

...HURRICANE FORCE WIND WARNING TONIGHT...

.TONIGHT...E WIND 50 TO 70 KT. SEAS 23 TO 34 FT. RAIN AND SNOW.
FREEZING SPRAY.
.SUN...E OF 176E...SE TO SW WIND 40 TO 55 KT. W OF 176W...NE TO NW
WIND 30 TO 50 KT. SEAS 21 TO 31 FT. RAIN AND SNOW.
.SUN NIGHT...W WIND 40 TO 55 KT. SEAS 16 TO 31 FT. RAIN AND SNOW
SHOWERS.
.MON...W WIND 30 TO 45 KT. SEAS 16 TO 28 FT.
.MON NIGHT...W WIND 20 TO 35 KT. SEAS 13 TO 20 FT.
.TUE THROUGH WED...NW WIND 15 TO 30 KT. SEAS 8 TO 13 FT.
.THU...S WIND 25 TO 40 KT. SEAS 11 TO 19 FT.

$$

PKZ413-131445-
BERING SEA OFFSHORE 171W TO 180 AND SOUTH OF 56N-
255 PM AKST SAT DEC 12 2015

...HURRICANE FORCE WIND WARNING THROUGH SUNDAY...

.TONIGHT...SE TO SW WIND 50 TO 70 KT. SEAS 19 TO 27 FT BUILDING
TO 24 TO 37 FT AFTER MIDNIGHT. RAIN.
.SUN...W WIND 50 TO 70 KT. SEAS 25 TO 40 FT. RAIN AND SNOW
SHOWERS.
.SUN NIGHT...W WIND 45 TO 60 KT DIMINISHING TO 35 TO 50 KT AFTER
MIDNIGHT. SEAS 26 TO 41 FT. SNOW AND RAIN SHOWERS.
.MON...W WIND 30 TO 45 KT. SEAS 16 TO 31 FT.
.MON NIGHT...W WIND 15 TO 30 KT. SEAS 12 TO 19 FT.
.TUE THROUGH WED...W WIND 15 TO 30 KT. SEAS 9 TO 14 FT.
.THU...S WIND 30 TO 45 KT. SEAS 13 TO 21 FT.

$$

PKZ414-131445-
BERING SEA OFFSHORE EAST OF 171W-
255 PM AKST SAT DEC 12 2015

...HURRICANE FORCE WIND WARNING SUNDAY...

.TONIGHT...SE WIND 40 TO 60 KT. SEAS 6 TO 12 FT BUILDING TO 13 TO
23 FT AFTER MIDNIGHT. SNOW AND RAIN. FREEZING SPRAY IN THE
EVENING N OF 57N.
.SUN...S WIND 45 TO 65 KT. SEAS 22 TO 37 FT. RAIN AND SNOW
SHOWERS.
.SUN NIGHT...SW WIND 45 TO 60 KT BECOMING 50 KT AFTER MIDNIGHT.
SEAS 27 TO 42 FT. RAIN AND SNOW SHOWERS.
.MON...SW WIND 35 TO 50 KT. SEAS 23 TO 35 FT.
.MON NIGHT...SW WIND 25 TO 40 KT. SEAS 16 TO 24 FT.
.TUE...SW WIND 10 TO 25 KT. SEAS 8 TO 13 FT.
.WED...NW WIND 20 TO 35 KT. SEAS 9 TO 14 FT.
.THU...SW WIND 25 TO 40 KT. SEAS 10 TO 18 FT.

$$
751 
FZAK62 PAFC 130739
OFFALU

OFFSHORE WATERS FORECAST
NATIONAL WEATHER SERVICE ANCHORAGE AK
1039 PM AKST SAT DEC 12 2015

UPDATED 411 412 413 414

OFFSHORE WATERS FORECAST FOR THE BERING SEA

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.

PKZ499-132015-
1039 PM AKST SAT DEC 12 2015
.SYNOPSIS FOR CENTRAL BERING SEA...
A 933 MB LOW NEAR 52N 178E WILL TRACK TO 58N 174W AT 938 MB
SUN AFTERNOON...THEN TO 62N 173W AT 960 MB MON AFTERNOON.

$$

PKZ411-132015-
BERING SEA OFFSHORE WEST OF 180 AND EAST OF THE INTERNATIONAL
DATELINE-
1039 PM AKST SAT DEC 12 2015

UPDATED

...STORM WARNING THROUGH SUNDAY...

.TONIGHT...E TO N WIND 45 TO 60 KT. SEAS 25 TO 38 FT. RAIN AND
SNOW.
.SUN...NW WIND 40 TO 55 KT. SEAS 22 TO 30 FT. SNOW AND RAIN. 
.SUN NIGHT...NW WIND 30 TO 45 KT. SEAS 18 TO 27 FT. SNOW SHOWERS.
.MON...W WIND 20 TO 30 KT. SEAS 13 TO 20 FT. 
.MON NIGHT...W WIND 15 TO 25 KT. SEAS 11 TO 14 FT. 
.TUE THROUGH WED...SW WIND 25 TO 40 KT. SEAS 8 TO 13 FT. 
.THU...S WIND 35 TO 45 KT. SEAS 14 TO 22 FT.

$$

PKZ412-132015-
BERING SEA OFFSHORE 171W TO 180 AND NORTH OF 56N-
1039 PM AKST SAT DEC 12 2015

UPDATED

...HURRICANE FORCE WIND WARNING TONIGHT...

.TONIGHT...E WIND 50 TO 70 KT. SEAS 25 TO 39 FT. RAIN AND SNOW.
FREEZING SPRAY. 
.SUN...E OF 176E...SE TO SW WIND 40 TO 55 KT. W OF 176W...NE TO
NW WIND 30 TO 50 KT. SEAS 21 TO 31 FT. RAIN AND SNOW. 
.SUN NIGHT...W WIND 40 TO 55 KT. SEAS 16 TO 31 FT. RAIN AND SNOW
SHOWERS. 
.MON...W WIND 30 TO 45 KT. SEAS 16 TO 28 FT. 
.MON NIGHT...W WIND 20 TO 35 KT. SEAS 13 TO 20 FT. 
.TUE THROUGH WED...NW WIND 15 TO 30 KT. SEAS 8 TO 13 FT. 
.THU...S WIND 25 TO 40 KT. SEAS 11 TO 19 FT.

$$

PKZ413-132015-
BERING SEA OFFSHORE 171W TO 180 AND SOUTH OF 56N-
1039 PM AKST SAT DEC 12 2015

UPDATED 

...HURRICANE FORCE WIND WARNING THROUGH SUNDAY...

.TONIGHT...SE TO SW WIND 50 TO 70 KT. SEAS 19 TO 27 FT BUILDING
TO 27 TO 40 FT AFTER MIDNIGHT. RAIN.
.SUN...W WIND 50 TO 70 KT. SEAS 28 TO 43 FT. RAIN AND SNOW
SHOWERS. 
.SUN NIGHT...W WIND 45 TO 60 KT DIMINISHING TO 35 TO 50 KT AFTER
MIDNIGHT. SEAS 26 TO 41 FT. SNOW AND RAIN SHOWERS. 
.MON...W WIND 30 TO 45 KT. SEAS 16 TO 31 FT. 
.MON NIGHT...W WIND 15 TO 30 KT. SEAS 12 TO 19 FT. 
.TUE THROUGH WED...W WIND 15 TO 30 KT. SEAS 9 TO 14 FT. 
.THU...S WIND 30 TO 45 KT. SEAS 13 TO 21 FT.

$$

PKZ414-132015-
BERING SEA OFFSHORE EAST OF 171W-
1039 PM AKST SAT DEC 12 2015

UPDATED

...HURRICANE FORCE WIND WARNING SUNDAY...

.TONIGHT...SE WIND 40 TO 60 KT. SEAS 6 TO 12 FT BUILDING TO 20 TO
30 FT AFTER MIDNIGHT. SNOW AND RAIN. FREEZING SPRAY IN THE
EVENING N OF 57N.
.SUN...S WIND 45 TO 65 KT. SEAS 28 TO 43 FT SUBSIDING TO 22 TO 37
FT IN THE AFTERNOON. RAIN AND SNOW SHOWERS.
.SUN NIGHT...SW WIND 45 TO 60 KT BECOMING 50 KT AFTER MIDNIGHT.
SEAS 27 TO 42 FT. RAIN AND SNOW SHOWERS. 
.MON...SW WIND 35 TO 50 KT. SEAS 23 TO 35 FT. 
.MON NIGHT...SW WIND 25 TO 40 KT. SEAS 16 TO 24 FT. 
.TUE...SW WIND 10 TO 25 KT. SEAS 8 TO 13 FT. 
.WED...NW WIND 20 TO 35 KT. SEAS 9 TO 14 FT. 
.THU...SW WIND 25 TO 40 KT. SEAS 10 TO 18 FT.

$$
282 
FZAK62 PAFC 131231
OFFALU

OFFSHORE WATERS FORECAST
NATIONAL WEATHER SERVICE ANCHORAGE AK
331 AM AKST SUN DEC 13 2015

OFFSHORE WATERS FORECAST FOR THE BERING SEA

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.

PKZ499-140245-
331 AM AKST SUN DEC 13 2015
.SYNOPSIS FOR CENTRAL BERING SEA...
A 931 MB LOW NEAR 55N 177W WILL TRACK TO 60N 171W AT 952 MB
TONIGHT...THEN TO 63N 173W AT 972 MB MON NIGHT.

$$

PKZ411-140245-
BERING SEA OFFSHORE WEST OF 180 AND EAST OF THE INTERNATIONAL
DATELINE-
331 AM AKST SUN DEC 13 2015

...STORM WARNING TODAY...

.TODAY...N WIND 40 TO 55 KT BECOMING W IN THE AFTERNOON. SEAS 25
TO 35 FT. SNOW AND RAIN. FREEZING SPRAY.
.TONIGHT...W WIND 30 TO 45 KT. SEAS 20 TO 30 FT. SNOW SHOWERS.
FREEZING SPRAY.
.MON...W WIND 20 TO 30 KT. SEAS 14 TO 20 FT. SNOW SHOWERS. FREEZING
SPRAY.
.MON NIGHT...W WIND 15 TO 25 KT. SEAS 10 TO 15 FT.
.TUE...W WIND 10 TO 25 KT. SEAS 7 TO 12 FT.
.WED...SW WIND 25 TO 40 KT. SEAS 10 TO 13 FT.
.THU...S WIND 35 TO 45 KT. SEAS 14 TO 22 FT.

$$

PKZ412-140245-
BERING SEA OFFSHORE 171W TO 180 AND NORTH OF 56N-
331 AM AKST SUN DEC 13 2015

...STORM WARNING THROUGH TONIGHT...

.TODAY...E TO S WIND 35 TO 50 KT BECOMING N TO S IN THE
AFTERNOON. SEAS 21 TO 31 FT. RAIN AND SNOW.
.TONIGHT...W WIND 35 TO 50 KT. SEAS 16 TO 31 FT. RAIN AND SNOW SHOWERS.
.MON...W WIND 30 TO 45 KT. SEAS 15 TO 28 FT. SNOW AND RAIN SHOWERS.
FREEZING SPRAY.
.MON NIGHT...W WIND 25 TO 40 KT. SEAS 12 TO 20 FT.
.TUE THROUGH WED...NW WIND 20 TO 35 KT. SEAS 9 TO 14 FT.
.THU...S WIND 25 TO 40 KT. SEAS 11 TO 19 FT.

$$

PKZ413-140245-
BERING SEA OFFSHORE 171W TO 180 AND SOUTH OF 56N-
331 AM AKST SUN DEC 13 2015

...HURRICANE FORCE WIND WARNING TODAY...

.TODAY...W WIND 50 TO 70 KT. SEAS 30 TO 50 FT. RAIN AND SNOW.
.TONIGHT...W WIND 45 TO 60 KT DIMINISHING TO 35 TO 50 KT AFTER
MIDNIGHT. SEAS 30 TO 50 FT. SNOW SHOWERS AND RAIN SHOWERS.
.MON...W WIND 30 TO 45 KT. SEAS 16 TO 33 FT. SNOW SHOWERS.
.MON NIGHT...W WIND 20 TO 30 KT. SEAS 12 TO 19 FT.
.TUE THROUGH WED...W WIND 15 TO 30 KT. SEAS 8 TO 13 FT.
.THU...S WIND 30 TO 45 KT. SEAS 13 TO 21 FT.

$$

PKZ414-140245-
BERING SEA OFFSHORE EAST OF 171W-
331 AM AKST SUN DEC 13 2015

...HURRICANE FORCE WIND WARNING TODAY...

.TODAY...S WIND 45 TO 65 KT. SEAS 25 TO 43 FT. RAIN AND SNOW
SHOWERS.
.TONIGHT...SW WIND 40 TO 55 KT. SEAS 25 TO 40 FT. RAIN AND SNOW
SHOWERS.
.MON...SW WIND 35 TO 50 KT. SEAS 22 TO 35 FT. SNOW AND RAIN SHOWERS.
.MON NIGHT...SW WIND 25 TO 40 KT. SEAS 16 TO 24 FT.
.TUE...SW WIND 20 TO 35 KT. SEAS 9 TO 14 FT.
.WED...NW WIND 20 TO 35 KT. SEAS 9 TO 14 FT.
.THU...SW WIND 25 TO 40 KT. SEAS 10 TO 18 FT.

$$
202 
FZAK62 PAFC 132358
OFFALU

OFFSHORE WATERS FORECAST
NATIONAL WEATHER SERVICE ANCHORAGE AK
258 PM AKST SUN DEC 13 2015

OFFSHORE WATERS FORECAST FOR THE BERING SEA

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.

PKZ499-141430-
258 PM AKST SUN DEC 13 2015
.SYNOPSIS FOR CENTRAL BERING SEA...
A 940 MB LOW NEAR 58N 173W WILL TRACK TO 62N 171W AT 961 MB
MON AFTERNOON...THEN TO 65N 172W AT 982 MB TUE AFTERNOON. A 1003
MB LOW DEVELOPS NEAR 49N 175W MON MORNING AND MOVES INLAND FROM
BRISTOL BAY AT 996 MB TUE MORNING. A 1001 MB LOW DEVELOPS NEAR
51N 160W TUE AFTERNOON.

$$

PKZ411-141430-
BERING SEA OFFSHORE WEST OF 180 AND EAST OF THE INTERNATIONAL
DATELINE-
258 PM AKST SUN DEC 13 2015

...GALE WARNING TONIGHT...

.TONIGHT...W WIND 30 TO 45 KT. SEAS 18 TO 26 FT. SNOW SHOWERS.
FREEZING SPRAY W OF 176E.
.MON...W WIND 20 TO 30 KT. SEAS 13 TO 19 FT. SNOW SHOWERS.
FREEZING SPRAY.
.MON NIGHT...W WIND 15 TO 25 KT. SEAS 10 TO 14 FT. SNOW SHOWERS.
FREEZING SPRAY.
.TUE...W WIND 10 TO 25 KT. SEAS 7 TO 10 FT.
.TUE NIGHT...NW WIND 15 TO 30 KT. SEAS 7 TO 11 FT.
.WED...SW WIND 20 TO 35 KT. SEAS 8 TO 13 FT.
.THU...S WIND 25 TO 40 KT. SEAS 13 TO 21 FT.
.FRI...W WIND 25 TO 40 KT. SEAS 22 TO 29 FT.

$$

PKZ412-141430-
BERING SEA OFFSHORE 171W TO 180 AND NORTH OF 56N-
258 PM AKST SUN DEC 13 2015

...STORM WARNING TONIGHT...

.TONIGHT...N TO W WIND 40 TO 55 KT. SEAS 16 TO 31 FT. RAIN
AND SNOW SHOWERS.
.MON...W WIND 30 TO 45 KT. SEAS 15 TO 28 FT. SNOW AND RAIN
SHOWERS.
.MON NIGHT...W WIND 20 TO 30 KT. SEAS 11 TO 19 FT. SNOW SHOWERS.
FREEZING SPRAY.
.TUE...SW WIND 10 TO 25 KT. SEAS 8 TO 13 FT.
.TUE NIGHT...W WIND 10 TO 20 KT. SEAS 7 FT.
.WED...W WIND 15 TO 25 KT. SEAS 7 TO 12 FT.
.THU...S WIND 25 TO 40 KT. SEAS 11 TO 19 FT.
.FRI...W WIND 35 TO 45 KT. SEAS 21 TO 30 FT.

$$

PKZ413-141430-
BERING SEA OFFSHORE 171W TO 180 AND SOUTH OF 56N-
258 PM AKST SUN DEC 13 2015

...STORM WARNING TONIGHT...

.TONIGHT...W WIND 40 TO 55 KT. SEAS 24 TO 38 FT. SNOW AND RAIN
SHOWERS.
.MON...W WIND 30 TO 45 KT DIMINISHING TO 25 TO 35 KT IN THE
AFTERNOON. SEAS 15 TO 30 FT. SNOW SHOWERS.
.MON NIGHT...W WIND 20 TO 30 KT. SEAS 11 TO 18 FT. SNOW SHOWERS.
.TUE...SW WIND 15 TO 25 KT. SEAS 8 TO 11 FT.
.TUE NIGHT...W WIND 15 TO 25 KT. SEAS 8 FT.
.WED...W WIND 20 TO 30 KT. SEAS 9 TO 14 FT.
.THU...S WIND 25 TO 40 KT. SEAS 12 TO 20 FT.
.FRI...W WIND 45 KT. SEAS 22 TO 31 FT.

$$

PKZ414-141430-
BERING SEA OFFSHORE EAST OF 171W-
258 PM AKST SUN DEC 13 2015

...STORM WARNING THROUGH MONDAY...

.TONIGHT...SW WIND 40 TO 50 KT. SEAS 25 TO 40 FT. RAIN SHOWERS AND
SNOW SHOWERS.
.MON...SW WIND 35 TO 50 KT. SEAS 23 TO 35 FT. SNOW SHOWERS AND
RAIN SHOWERS.
.MON NIGHT...SW WIND 25 TO 40 KT DIMINISHING TO 20 TO 30 KT AFTER
MIDNIGHT. SEAS 15 TO 23 FT. SNOW SHOWERS.
.TUE...SW WIND 10 TO 25 KT. SEAS 9 TO 14 FT.
.TUE NIGHT...S WIND UP TO 20 KT. SEAS 6 TO 9 FT.
.WED...NW WIND 15 TO 30 KT. SEAS 8 TO 13 FT.
.THU...S WIND 25 TO 40 KT. SEAS 9 TO 17 FT.
.FRI...SW WIND 40 KT. SEAS 17 TO 28 FT.

$$

What forecasters said that day

The local office's own words before this storm 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 storm warning went out at Dec 10, 4:28 PM AKST, 11 hours 19 minutes earlier.

Area forecast discussion, Dec 10, 4:28 PM AKST, 11 hours 19 minutes before
SOUTHCENTRAL AND SOUTHWEST ALASKA FORECAST DISCUSSION...UPDATED
NATIONAL WEATHER SERVICE ANCHORAGE AK
428 PM AKST THU DEC 10 2015

.ANALYSIS AND UPPER LEVELS...
SOUTHCENTRAL...THE WEATHER REMAINS RELATIVELY QUIET THIS AFTERNOON
ACROSS MUCH OF MAINLAND SOUTHCENTRAL. THE ONLY REALLY ACTIVE
WEATHER IS OCCURRING NEAR KODIAK ISLAND AS A LOW THAT HAS BEEN
MEANDERING OFF THE COAST FOR THE PAST COUPLE DAYS CONTINUES TO
BRING RAIN TO THE AREA. THE MAIN WEATHER STORY FOR THE ANCHORAGE
AREA CONTINUES TO BE THE PERSISTENT INVERSION THAT HAS BEEN
PRESENT SINCE SUNDAY AFTERNOON ON THE ANCHORAGE SOUNDING.
CONTINUED WARMING OF THE LOWER LEVELS OF THE ATMOSPHERE HAS
ALLOWED SOME STATIONS IN THE MOUNTAINS EAST OF ANCHORAGE TO GET
ABOVE FREEZING. WHERE THE SPOTTY PRECIPITATION HAS BEEN ABLE TO
TRAVERSE THE MOUNTAINS...SUCH AS HOMER...BRIEF FREEZING RAIN HAS
BEEN REPORTED.

SOUTHWEST...DRY CONDITIONS ALSO PERSIST OVER MUCH OF SOUTHWEST
ALASKA THIS AFTERNOON AS WELL. WEAK SURFACE RIDGING HAS HELPED
DRAW COLD AIR A GOOD WAY DOWN THE ALASKA PENINSULA WITH FREQUENT
SUB-ZERO TEMPERATURES BEING REPORTED AWAY FROM THE COAST AND
SINGLE DIGITS TO TEENS NEAR THE COAST. BOTH KING SALMON AND
BETHELS 12Z SOUNDINGS INDICATE THAT IN A SIMILAR MANNER AS
SOUTHCENTRAL... THE COLD AIR IS VERY SHALLOW AS TEMPERATURES NEAR
THE FREEZING MARK 2000 FEET ABOVE GROUND LEVEL IN BOTH SOUNDINGS.
THE ONE EXCEPTION TO THE DRY WEATHER RULE HAS BEEN CAPE NEWENHAM
WHICH HAS BEEN REPORTING NEAR-BLIZZARD CONDITIONS IN A NARROW
AREA OF MODERATE TO HEAVY SNOW ASSOCIATED WITH A NEARLY STATIONARY
LOW CENTERED OFF THE COAST. THIS LOW IS IN AN AREA OF UPPER-LEVEL
DIFFLUENCE AHEAD OF A WEAK UPPER-LEVEL TROUGH...WHICH IS KEEPING
THE LOW INVIGORATED.

BERING...MANY AREAS OF THE BERING ARE WAITING WITH BAITED BREATH
IN THE CALM BEFORE THE STORM. CURRENTLY...SNOW SHOWER ACTIVITY IS
PERSISTING OVER THE EASTERN BERING...MOVING AROUND THE WEST SIDE
OF THE LOW OFF THE COAST OF CAPE NEWENHAM. BROAD...WEAK HIGH
PRESSURE IS IN PLACE OVER MUCH OF THE WESTERN BERING...WITH
RELATIVELY LITTLE ACTIVE WEATHER OCCURRING PRESENTLY. A STORM
CURRENTLY CENTERED OVER HONSHU ISLAND IN JAPAN WILL BE THE NEXT
BIG WEATHER MAKER OVER THE ENTIRE BERING THIS WEEKEND.&&

.MODEL DISCUSSION(THROUGH SUN AFTERNOON)...
OUT WEST...MODELS OVERALL ARE ADEQUATELY HANDLING THE WEAKENING
LOW OVER THE EASTERN BERING SEA. MODEL CONSENSUS IS BETTER ON THE
12Z MODEL RUNS WITH THE MAIN LOW FEATURE TO IMPACT THE BERING
SEA/ALEUTIANS AND SW ALASKA THIS WEEKEND. THE 12Z GFS OVERALL IS
THE PREFERRED SOLUTION WITH THIS DEVELOPING LOW.

IN THE EAST...MODELS ARE IN GENERALLY GOOD AGREEMENT ACROSS THE
GULF. SOME MINOR DIFFERENCES DO EXIST IN THE PRESSURE FIELDS WITH
THE PLACEMENT OF MESOSCALE FEATURES ACROSS THE KENAI PEN AND COOK
INLET REGION. OVERALL WILL LEAN TOWARD A GFS/ECMWF BLEND FOR THE
MAIN FEATURES. WILL ALSO INCORPORATE A LITTLE NAM TO CAPTURE THE
FINER SCALE FEATURES. NOTE...THE MODELS MAY BE UNDER DOING THE
QPF FIELDS FRI NIGHT/SAT MORNING AND RESULTING SNOWFALL POTENTIAL
ACROSS THE ANCHORAGE BOWL.

&&

.SHORT TERM FORECAST SOUTHCENTRAL ALASKA (DAYS 1 AND 2)...
THE LOW IN THE GULF CONTINUES TO WEAKEN AS IT TRACKS TOWARDS THE
BARREN ISLANDS BUT IS STILL BRINGING IN SOME LIGHT SHOWERS TO THE
GULF COAST. ON FRIDAY A TROUGH WILL PUSH IN FROM THE SOUTHWEST
FROM A LOW OVER THE EASTERN BERING THAT WILL BRING IN ANOTHER PUSH
OF MOISTURE TO THE SOUTHCENTRAL. THERE WILL ALSO BE COLD AIR
ADVECTION WITH THIS PUSH THAT WILL AID IN SNOW DEVELOPMENT. THE
MOST CHALLENGING PART OF THE FORECAST IS WITH THE POTENTIAL FOR AN
EASTERLY PUSH OVER THE ANCHORAGE AREA. THERE IS DISAGREEMENT
AMONGST THE GUIDANCE AS TO HOW STRONG THE EASTERLY PUSH WOULD BE
BUT IT BRINGS ABOUT THE POTENTIAL FOR CONVERGENCE OVER THE
ANCHORAGE AREA FRIDAY NIGHT. IF THIS BANDING HAPPENS HEAVIER
SNOWFALL COULD OCCUR...BUT CONFIDENCE IS CURRENTLY LOW FOR THIS
SOLUTION. HOWEVER...THERE IS STILL ENOUGH OF A PUSH FROM THE
TROUGH FOR SNOW TO MAKE IT INTO ANCHORAGE AND THE MATANUSKA
VALLEY FRIDAY NIGHT INTO SATURDAY MORNING.

&&

.SHORT TERM FORECAST SOUTHWEST ALASKA (DAYS 1 AND 2)...
SNOW IS RETURNING TO THE MAINLAND THIS AFTERNOON AND EVENING AS A
COUPLE DISTURBANCES ALOFT COMBINE OVER THE BRISTOL BAY AREA. A
BAND OF SNOW WILL SETUP EAST OF DILLINGHAM TONIGHT...SLOWLY
PUSHING EASTWARD THROUGH THE OVERNIGHT HOURS INTO FRIDAY. LIGHT
SNOW WILL ALSO DEVELOP OVER THE KUSKOKWIM DELTA TONIGHT BUT
ACCUMULATION IS NOT EXPECTED. WINDS WILL CONTINUE TO WEAKEN AND
TEMPERATURES WILL MODERATE SLIGHTLY WITH THE INCOMING
PRECIPITATION. FRIDAY NIGHT INTO SATURDAY...THE UPPER LEVEL SYSTEM
WILL LINGER OVERHEAD KEEPING THE CHANCE FOR SHOWERS IN THE
FORECAST BEFORE DRYING OUT ON SATURDAY NIGHT.

&&

.SHORT TERM FORECAST BERING SEA/ALEUTIANS (DAYS 1 AND 2)...
SNOW SHOWERS WILL CONTINUE TO ENCOMPASS THE CENTRAL AND EASTERN
BERING SEA WITH NORTHERLY WINDS. THESE SHOWERS WILL SLOWLY PUSH
EASTWARD THROUGH SATURDAY WHILE WEAKENING. LATE TOMORROW NIGHT A
VERY STRONG LOW PRESSURE SYSTEM MOVES TOWARD THE WESTERN
ALEUTIANS. THE INITIAL FRONT WILL BRING A MIX OF RAIN AND SNOW AS
WELL AS SOLID STORM FORCE WINDS.

&&

.LONG TERM FORECAST (DAYS 3 THROUGH 7)...
AN ACTIVE WEATHER PATTERN WILL START TO TAKE SHAPE OVER THE AREA
AS WE HEAD INTO THE WEEKEND...WITH THE MAIN FEATURE BEING A STRONG
FRONTAL SYSTEM ASSOCIATED WITH A DEEPENING NORTH PACIFIC LOW
ENTERING THE BERING SEA SATURDAY. AS THIS SYSTEM SPREADS VERY
WINDY AND WET CONDITIONS NORTH AND EASTWARD THROUGH THE BERING AND
ALEUTIANS OVER THE WEEKEND...THE MORE CLEAR AND DRY CONDITIONS
OVER THE SOUTHWEST MAINLAND WILL WRAP UP BY SUNDAY MORNING AS THE
FRONT STARTS TO PUSH IN OVER THE AREA. AS THE LOW CENTER TRACKS
INTO THE CENTRAL BERING AND PROGRESSES NORTHWARD...WE EXPECT THE
STRONGEST WINDS TO REMAIN ON THE WESTERN AND SOUTHERN FLANK OF THE
SYSTEM WITH A FAIR AMOUNT OF COLD AIR ADVECTION HELPING TO MIX
GUSTIER WINDS DOWN FROM ALOFT. THE STRONG WESTERLY WINDS ALONG THE
SOUTHERN FLANK OF THE SYSTEM HAVE RAISED SOME CONCERN FOR COASTAL
FLOODING ALONG THE BRISTOL BAY AND KUSKOKWIM DELTA COAST FOR THE
BEGINNING OF NEXT WEEK. CURRENTLY WE ARE EXPECTING MINIMAL IMPACTS
TO THE COASTAL AREAS WITH MINIMAL AMOUNTS OF ICE PILING UP...
HOWEVER THIS IS SOMETHING WE WILL CONTINUE TO MONITOR AS THE
SYSTEM EVOLVES OVER THE NEXT FEW DAYS. FORECAST CONFIDENCE IS
BEGINNING TO RISE AS MODELS ARE STARTING TO COME INTO BETTER
AGREEMENT WITH THE STRENGTH OF THE SYSTEM...HOWEVER...THE MODELS
ARE STILL STRUGGLING WITH THE EXACT TRACK OF THIS SYSTEM. THE GFS
IS NOW SHOWING A MORE EASTERLY SOLUTION WHEN IT HAS BEEN SHOWING
THE FURTHEST WEST SOLUTION FOR THE PAST FEW DAYS....AND THE EC DID
THE POLAR OPPOSITE WITH BECOMING THE WESTERN MOST SOLUTION WHEN IT
HAD BEEN THE MORE EASTERLY SOLUTION IN PRIOR RUNS. IT IS SAFE TO
SAY THAT THE MODELS ARE STILL IN THE PROCESS OF WORKING OUT THE
TRACK DETAILS...LEAVING FORECAST CONFIDENCE ON THE LOWER END OF
THE SPECTRUM.

FURTHER EAST...AN AREA OF LOW PRESSURE SITUATED OVER THE GULF
BEGINS TO WEAKEN AND PUSH EASTWARD BY SUNDAY...AS A RIDGE TO THE
WEST DEVELOPS AHEAD OF A DEEPENING LOW PUSHING INTO THE BERING
SEA. SHOWERY CONDITIONS OVER SOUTHCENTRAL SATURDAY WILL DIMINISH
BY SUNDAY MORNING AS THE RIDGE BUILDS IN FROM THE WEST...THEN MORE
STRATIFORM PRECIPITATION AND WINDY CONDITIONS WILL PICK BACK UP
AS THE FRONTAL SYSTEM MENTIONED ABOVE TRACKS THROUGH THE SOUTHERN
MAINLAND OVERNIGHT SUNDAY AND INTO MONDAY. AS THE FRONT PUSHES
FURTHER INLAND DURING THE EARLY PART OF THE WEEK...SHOWERY
CONDITIONS WILL REMAIN OVER MUCH OF SOUTHCENTRAL AS MULTIPLE WAVES
COMING OFF THE STRONG BERING LOW WORK THEIR WAY OVER THE AREA FROM
THE SOUTHWEST.

&&

.AFC WATCHES/WARNINGS/ADVISORIES...
PUBLIC...NONE.
MARINE...GALE 178
         HEAVY FREEZING SPRAY 161 180 181 185.

&&

SYNOPSIS AND MODEL DISCUSSION...RC/JW
SOUTHCENTRAL ALASKA...DK
SOUTHWEST ALASKA/BERING SEA/ALEUTIANS...ML
LONG TERM...TP

In the hours before

Local storm report, Dec 11, 1:08 AM AKST, 2 hours 39 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ANCHORAGE AK
108 AM AKST FRI DEC 11 2015

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0107 AM     SNOW             KING SALMON             58.74N 156.54W
12/11/2015  M6.0 INCH                           AK   NWS EMPLOYEE

            SIX INCHES NEW SNOWFALL IN LAST SEVEN HOURS. STILL
            SNOWING AT TIME OF REPORT.

&&

RDUELL

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 10, 3:11 PM AKSTSmall Craft AdvisoryAFC13 hr
Dec 10, 3:29 PM AKSTGale WarningAFC12 hr
Dec 10, 3:29 PM AKSTSmall Craft AdvisoryAFC23 hr
Dec 10, 3:29 PM AKSTHeavy Freezing Spray WarningAFC36 hr
Dec 11, 3:47 AM AKSTGale WarningAFC11 hr
Dec 11, 3:47 AM AKSTHurricane Force Wind WarningAFC59 hr
Dec 11, 3:56 AM AKSTGale WarningAFC11 hr
Dec 11, 3:56 AM AKSTStorm WarningAFC24 hr
Dec 11, 4:00 AM AKSTGale WarningAFC11 hr
Dec 11, 4:00 AM AKSTSmall Craft AdvisoryAFC59 hr
Dec 11, 4:53 AM AKSTHigh Wind WatchAFC11 hr
Dec 11, 2:57 PM AKSTGale WarningAFC13 hr
Dec 11, 2:57 PM AKSTHurricane Force Wind WarningAFC37 hr
Dec 11, 2:57 PM AKSTHurricane Force Wind WarningAFC13 hr
Dec 11, 2:57 PM AKSTSmall Craft AdvisoryAFC13 hr
Dec 11, 2:57 PM AKSTStorm WarningAFC24 hr
Dec 11, 2:57 PM AKSTStorm WarningAFC13 hr
Dec 11, 2:57 PM AKSTHeavy Freezing Spray WarningAFC48 hr

Nearby

Storm Warnings in Alaska, 2015Every storm 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.