Alert archive / Alaska / Storm Warnings in 2010

Storm Warning 250, NWS Anchorage, AK

December 16, 2010

NWS Anchorage, AK issued this storm warning at Dec 16, 2010, 4:00 AM AKST. 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
Dec 16, 2010, 4:00 AM AKST (13:00 UTC)
Expired
Dec 18, 2010, 4:00 AM AKST
In force
48 hr
Issued by
NWS Anchorage, AK

The text

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

999
FZAK62 PAFC 161254
OFFALU

OFFSHORE WATERS FORECAST
NATIONAL WEATHER SERVICE ANCHORAGE AK
400 AM AKST THU DEC 16 2010

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.

PKZ499-170300-
400 AM AKST THU DEC 16 2010
.SYNOPSIS FOR CENTRAL BERING SEA...

HIGH PRESSURE MOVES FROM THE CENTRAL BERING TO THE EASTERN BERING BY
FRIDAY. A WEATHER FRONT OVER THE WESTERN BERING DISSIPATES ON
THURSDAY OVER THE CENTRAL BERING. ANOTHER WEATHER FRONT MOVES INTO
THE WESTERN BERING ON FRIDAY MORNING.
$$

PKZ411-170300-
BERING SEA OFFSHORE WEST OF 180 AND EAST OF THE INTERNATIONAL
DATELINE
400 AM AKST THU DEC 16 2010

...STORM WARNING FRIDAY...

.TODAY...S WIND 40 KT. SEAS 18 FT. 
.TONIGHT...S WIND 30 KT. SEAS 16 FT. 
.FRI...S WIND 35 KT INCREASING TO 50 KT IN THE AFTERNOON W OF 174E.
SEAS 20 FT. 
.FRI NIGHT...S WIND 40 KT. SEAS 21 FT. 
.SAT...NW WIND 35 KT BECOMING W 20 KT. SEAS 16 FT. 
.SUN...NE WIND 40 KT. SEAS 19 FT. 
.MON...NW WIND 35 KT. SEAS 16 FT.  

$$

PKZ412-170300-
BERING SEA OFFSHORE 171W TO 180 AND NORTH OF 56N
400 AM AKST THU DEC 16 2010

.TODAY...SW WIND 30 KT. SEAS 6 TO 10 FT. 
.TONIGHT...SW WIND 20 TO 30 KT. SEAS 7 TO 12 FT. 
.FRI...VARIABLE WIND 15 KT BECOMING S 20 TO 30 KT IN THE AFTERNOON.
SEAS 10 FT. 
.FRI NIGHT...S WIND 25 TO 35 KT. SEAS 14 FT. 
.SAT...SW WIND 35 KT. SEAS 15 FT. 
.SUN...S WIND 35 KT. SEAS 18 FT. 
.MON...NW WIND 45 KT. SEAS 25 FT.  

$$

PKZ413-170300-
BERING SEA OFFSHORE 171W TO 180 AND SOUTH OF 56N
400 AM AKST THU DEC 16 2010

.TODAY...VARIABLE WIND 15 KT BECOMING SW 20 TO 30 KT IN THE
AFTERNOON. SEAS 6 TO 10 FT. 
.TONIGHT...SW WIND 25 KT. SEAS 6 TO 10 FT. 
.FRI...SW WIND 20 TO 30 KT. SEAS 6 TO 10 FT. 
.FRI NIGHT...S WIND 35 KT. SEAS 12 FT. 
.SAT...S WIND 30 KT. SEAS 12 FT. 
.SUN...S WIND 40 KT. SEAS 19 FT. 
.MON...NW WIND 45 KT. SEAS 24 FT.  

$$

PKZ414-170300-
BERING SEA OFFSHORE EAST OF 171W
400 AM AKST THU DEC 16 2010

.TODAY...N WIND 30 KT. SEAS 7 TO 11 FT. FREEZING SPRAY. 
.TONIGHT...NW WIND 25 KT. SEAS 5 TO 9 FT. FREEZING SPRAY. 
.FRI AND FRI NIGHT...NW WIND 20 KT. SEAS 6 FT. 
.SAT...SW WIND 25 KT. SEAS 7 FT.
.SUN...SW WIND 30 KT. SEAS 14 FT. 
.MON...W WIND 45 KT. SEAS 25 FT.  

$$
5 follow-up statements
999
FZAK62 PAFC 170018
OFFALU

OFFSHORE WATERS FORECAST
NATIONAL WEATHER SERVICE ANCHORAGE AK
400 PM AKST THU DEC 16 2010

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.

PKZ499-171500-
400 PM AKST THU DEC 16 2010
.SYNOPSIS FOR CENTRAL BERING SEA...
A FRONT OVER THE WESTERN BERING WILL DISSIPATE AS IT MOVES TO 
THE EASTERN BERING EARLY FRI. A 1000 MB LOW OVER THE NORTHWEST
PACIFIC WILL DEEPEN TO 985 MB AS IT TRACKS ACROSS THE FAR WESTERN
BERING FRI AND INTO RUSSIA FRI NIGHT. THIS WILL PUSH A STRONG 
FRONT ACROSS THE WESTERN BERING ON FRI.
$$

PKZ411-171500-
BERING SEA OFFSHORE WEST OF 180 AND EAST OF THE INTERNATIONAL
DATELINE
400 PM AKST THU DEC 16 2010

...STORM WARNING FRIDAY AND FRIDAY NIGHT...

.TONIGHT...S WIND 30 KT. SEAS 17 FT. PATCHY FOG. RAIN AND SNOW
SHOWERS. 
.FRI...S WIND 40 KT INCREASING TO 50 KT DURING THE MORNING. SEAS 20
FT. PATCHY FOG. RAIN.
.FRI NIGHT...S WIND 50 KT DIMINISHING TO 35 KT IN THE EVENING. SEAS
21 FT. PATCHY FOG. RAIN AND SNOW. 
.SAT...SW WIND 30 KT. SEAS 19 FT. 
.SAT NIGHT...NE WIND 35 KT. SEAS 14 FT. 
.SUN...NE WIND 40 KT. SEAS 18 FT. 
.MON...NW WIND 35 KT. SEAS 16 FT. 
.TUE...SW WIND 35 KT. SEAS 10 FT.  

$$

PKZ412-171500-
BERING SEA OFFSHORE 171W TO 180 AND NORTH OF 56N
400 PM AKST THU DEC 16 2010

...GALE WARNING FRIDAY NIGHT...

.TONIGHT...SW WIND 30 KT DIMINISHING TO 20 KT TOWARDS MORNING. SEAS
13 FT. 
.FRI...SW WIND 20 KT BECOMING S 30 KT IN THE AFTERNOON. SEAS 11 FT. 
.FRI NIGHT...S WIND 30 TO 40 KT. SEAS 16 FT. PATCHY FOG. 
.SAT...SW WIND 35 KT. SEAS 16 FT. 
.SAT NIGHT...SW WIND 25 KT. SEAS 13 FT. 
.SUN...S WIND 35 KT. SEAS 17 FT. 
.MON...NW WIND 45 KT. SEAS 25 FT. 
.TUE...W WIND 35 KT. SEAS 16 FT.  

$$

PKZ413-171500-
BERING SEA OFFSHORE 171W TO 180 AND SOUTH OF 56N
400 PM AKST THU DEC 16 2010

...GALE WARNING FRIDAY AND FRIDAY NIGHT...

.TONIGHT...SW WIND 25 KT. SEAS 9 FT. 
.FRI...SW WIND 25 KT...EXCEPT INCREASING TO 35 KT W OF 175W IN THE
AFTERNOON. SEAS 10 FT. PATCHY FOG. 
.FRI NIGHT...S WIND 25 KT...EXCEPT 35 KT W OF 175W. SEAS 11 FT.
PATCHY FOG. 
.SAT AND SAT NIGHT...S WIND 30 KT. SEAS 12 FT. 
.SUN...SW WIND 40 KT. SEAS 18 FT. 
.MON...NW WIND 45 KT. SEAS 24 FT. 
.TUE...W WIND 35 KT. SEAS 15 FT.  

$$

PKZ414-171500-
BERING SEA OFFSHORE EAST OF 171W
400 PM AKST THU DEC 16 2010

.TONIGHT...NW WIND 25 KT. SEAS 9 FT. FREEZING SPRAY E OF 166W. 
.FRI AND FRI NIGHT...NW WIND 20 KT. SEAS 6 FT. 
.SAT AND SAT NIGHT...SW WIND 25 KT. SEAS 7 FT. 
.SUN...SW WIND 30 KT. SEAS 15 FT. 
.MON...W WIND 45 KT. SEAS 25 FT. 
.TUE...NW WIND 45 KT. SEAS 24 FT.  

$$

JAM DEC 10
344 
FZAK62 PAFC 171304
OFFALU

OFFSHORE WATERS FORECAST
NATIONAL WEATHER SERVICE ANCHORAGE AK
400 AM AKST FRI DEC 17 2010

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.

PKZ499-180300-
400 AM AKST FRI DEC 17 2010
.SYNOPSIS FOR CENTRAL BERING SEA...

A FRONT OVER THE WESTERN BERING WILL DISSIPATE AS IT MOVES OVER THE
CENTRAL BERING BY FRI AFTERNOON. A DEVELOPING NORTH PACIFIC LOW WILL
MOVE TO 53N 173E SAT NIGHT AT 988 MB. 

$$

PKZ411-180300-
BERING SEA OFFSHORE WEST OF 180 AND EAST OF THE INTERNATIONAL
DATELINE
400 AM AKST FRI DEC 17 2010

...STORM WARNING THROUGH TONIGHT...

.TODAY...S WIND 50 KT. S WIND 40 KT EAST OF 176 E. SEAS 21 FT. PATCHY
FOG. RAIN.
.TONIGHT...S WIND 50 KT DIMINISHING TO 40 KT AFTER MIDNIGHT. SEAS
21 FT. PATCHY FOG. RAIN SHOWERS. 
.SAT...S WIND 35 KT. N WIND 25 KT WEST OF 176 E. SEAS 19 FT. RAIN
SHOWERS. 
.SAT NIGHT...E WIND 35 KT. SEAS 16 FT. 
.SUN...N WIND 40 KT. SEAS 18 FT. 
.MON...NW WIND 30 KT. SEAS 11 FT. 
.TUE...SE WIND 20 KT. SEAS 7 FT.  

$$

PKZ412-180300-
BERING SEA OFFSHORE 171W TO 180 AND NORTH OF 56N
400 AM AKST FRI DEC 17 2010

...GALE WARNING TONIGHT AND SATURDAY...

.TODAY...VARIABLE WIND 15 KT BECOMING S 15 TO 30 KT IN THE AFTERNOON.
SEAS 12 FT. 
.TONIGHT THROUGH SAT...S WIND 25 TO 40 KT. SEAS 16 FT. PATCHY FOG. 
.SAT NIGHT...S WIND 30 KT. SEAS 15 FT. 
.SUN...SW WIND 35 KT. SEAS 19 FT. 
.MON...NW WIND 40 KT. SEAS 20 FT. 
.TUE...NW WIND 25 KT. SEAS 10 FT.  

$$

PKZ413-180300-
BERING SEA OFFSHORE 171W TO 180 AND SOUTH OF 56N
400 AM AKST FRI DEC 17 2010

...GALE WARNING THROUGH SATURDAY...

.TODAY...SW WIND 15 TO 25 KT INCREASING TO 20 TO 35 KT IN THE
AFTERNOON. SEAS 10 FT. PATCHY FOG. 
.TONIGHT...S WIND 25 TO 35 KT. SEAS 12 FT. PATCHY FOG. 
.SAT...S WIND 35 KT. SEAS 14 FT. PATCHY FOG. RAIN.
.SAT NIGHT THROUGH SUN...S WIND 40 KT. SEAS 18 FT. 
.MON...NW WIND 40 KT. SEAS 18 FT. 
.TUE...NE WIND 20 KT. SEAS 7 FT.  

$$

PKZ414-180300-
BERING SEA OFFSHORE EAST OF 171W
400 AM AKST FRI DEC 17 2010

.TODAY...W WIND 20 KT. SEAS 7 FT. PATCHY FOG. 
.TONIGHT...NW WIND 20 KT. SEAS 7 FT. PATCHY FOG.
.SAT...SW WIND 25 KT. SEAS 8 FT. PATCHY FOG. 
.SAT NIGHT...SW WIND 25 KT. SEAS 11 FT. 
.SUN THROUGH MON...SW WIND 35 KT. SEAS 18 FT. 
.TUE...N WIND 35 KT. SEAS 16 FT.  

$$
834 
FZAK62 PAFC 180018
OFFALU

OFFSHORE WATERS FORECAST
NATIONAL WEATHER SERVICE ANCHORAGE AK
400 PM AKST FRI DEC 17 2010

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.

PKZ499-181500-
400 PM AKST FRI DEC 17 2010
.SYNOPSIS FOR CENTRAL BERING SEA...
A STRONG FRONT OVER THE WESTERN BERING WILL WEAKEN AS IT MOVES TO 
THE EASTERN BERING SAT NIGHT. A PACIFIC LOW WILL TRACK TO 54N 174E
SUN AFTERNOON AT 997 MB.
$$

PKZ411-181500-
BERING SEA OFFSHORE WEST OF 180 AND EAST OF THE INTERNATIONAL
DATELINE
400 PM AKST FRI DEC 17 2010

...STORM WARNING TONIGHT...

.TONIGHT...S WIND 50 KT DIMINISHING TO 40 KT IN THE AFTERNOON. SEAS
22 FT. PATCHY FOG. RAIN SHOWERS. 
.SAT...S WIND 35 KT...EXCEPT BECOMING N 25 KT W OF 176E IN THE
AFTERNOON. SEAS 19 FT. RAIN SHOWERS. 
.SAT NIGHT...NE WIND 35 KT. SEAS 17 FT. RAIN AND SNOW. 
.SUN...NE WIND 40 KT. SEAS 14 FT. 
.SUN NIGHT...NE WIND 35 KT. SEAS 14 FT. 
.MON...SE WIND 25 KT. SEAS 12 FT. 
.TUE...E WIND 20 KT. SEAS 9 FT. 
.WED...S WIND 20 KT. SEAS 7 FT.  

$$

PKZ412-181500-
BERING SEA OFFSHORE 171W TO 180 AND NORTH OF 56N
400 PM AKST FRI DEC 17 2010

...GALE WARNING THROUGH SATURDAY NIGHT...

.TONIGHT...W OF 175W...S WIND INCREASING TO 40 KT. SEAS 17 FT. E OF
175W...S WIND 25 KT. SEAS 12 FT. PATCHY FOG. 
.SAT...S WIND 35 KT. SEAS 17 FT. PATCHY FOG. RAIN.
.SAT NIGHT...SW WIND 35 KT. SEAS 15 FT. PATCHY FOG. RAIN AND SNOW. 
.SUN AND SUN NIGHT...NE WIND 35 KT. SEAS 15 FT. 
.MON...E WIND 30 KT. SEAS 13 FT. 
.TUE...N WIND 25 KT. SEAS 9 FT. 
.WED...W WIND 20 KT. SEAS 7 FT.  

$$

PKZ413-181500-
BERING SEA OFFSHORE 171W TO 180 AND SOUTH OF 56N
400 PM AKST FRI DEC 17 2010

...GALE WARNING THROUGH SATURDAY NIGHT...

.TONIGHT...S WIND 35 KT. SEAS 12 FT. PATCHY FOG. 
.SAT AND SAT NIGHT...S WIND 35 KT. SEAS BUILDING TO 17 FT. PATCHY
FOG. RAIN.
.SUN...S WIND 35 KT. SEAS 18 FT. 
.SUN NIGHT...W WIND 35 KT. SEAS 18 FT. 
.MON...SE WIND 30 KT. SEAS 12 FT. 
.TUE...N WIND 25 KT. SEAS 10 FT. 
.WED...SW WIND 20 KT. SEAS 7 FT.  

$$

PKZ414-181500-
BERING SEA OFFSHORE EAST OF 171W
400 PM AKST FRI DEC 17 2010

.TONIGHT...W WIND 20 KT. SEAS 6 FT. PATCHY FOG. 
.SAT...SW WIND 25 KT. SEAS 8 FT. PATCHY FOG. 
.SAT NIGHT...SW WIND 30 KT. SEAS 12 FT. PATCHY FOG.
.SUN...SW WIND 30 KT. SEAS 15 FT. 
.SUN NIGHT...NW WIND 30 KT. SEAS 16 FT. 
.MON...NE WIND 30 KT. SEAS 13 FT. 
.TUE...N WIND 35 KT. SEAS 15 FT. 
.WED...NW WIND 25 KT. SEAS 10 FT.  

$$

JAM DEC 10
360 
FZAK62 PAFC 180233 CCA
OFFALU

OFFSHORE WATERS FORECAST...CORRECTED
NATIONAL WEATHER SERVICE ANCHORAGE AK
400 PM AKST FRI DEC 17 2010

CORRECTED ZONE 411

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.

PKZ499-181500-
400 PM AKST FRI DEC 17 2010
.SYNOPSIS FOR CENTRAL BERING SEA...
A STRONG FRONT OVER THE WESTERN BERING WILL WEAKEN AS IT MOVES TO 
THE EASTERN BERING SAT NIGHT. A PACIFIC LOW WILL TRACK TO 54N 174E
SUN AFTERNOON AT 997 MB.
$$

PKZ411-181500-
BERING SEA OFFSHORE WEST OF 180 AND EAST OF THE INTERNATIONAL
DATELINE
400 PM AKST FRI DEC 17 2010

...STORM WARNING TONIGHT...

.TONIGHT...S WIND 50 KT DIMINISHING TO 40 KT AFTER MIDNIGHT. SEAS
22 FT. PATCHY FOG. RAIN SHOWERS. 
.SAT...S WIND 35 KT...EXCEPT BECOMING N 25 KT W OF 176E IN THE
AFTERNOON. SEAS 19 FT. RAIN SHOWERS. 
.SAT NIGHT...NE WIND 35 KT. SEAS 17 FT. RAIN AND SNOW. 
.SUN...NE WIND 40 KT. SEAS 14 FT. 
.SUN NIGHT...NE WIND 35 KT. SEAS 14 FT. 
.MON...SE WIND 25 KT. SEAS 12 FT. 
.TUE...E WIND 20 KT. SEAS 9 FT. 
.WED...S WIND 20 KT. SEAS 7 FT.  

$$

PKZ412-181500-
BERING SEA OFFSHORE 171W TO 180 AND NORTH OF 56N
400 PM AKST FRI DEC 17 2010

...GALE WARNING THROUGH SATURDAY NIGHT...

.TONIGHT...W OF 175W...S WIND INCREASING TO 40 KT. SEAS 17 FT. E OF
175W...S WIND 25 KT. SEAS 12 FT. PATCHY FOG. 
.SAT...S WIND 35 KT. SEAS 17 FT. PATCHY FOG. RAIN.
.SAT NIGHT...SW WIND 35 KT. SEAS 15 FT. PATCHY FOG. RAIN AND SNOW. 
.SUN AND SUN NIGHT...NE WIND 35 KT. SEAS 15 FT. 
.MON...E WIND 30 KT. SEAS 13 FT. 
.TUE...N WIND 25 KT. SEAS 9 FT. 
.WED...W WIND 20 KT. SEAS 7 FT.  

$$

PKZ413-181500-
BERING SEA OFFSHORE 171W TO 180 AND SOUTH OF 56N
400 PM AKST FRI DEC 17 2010

...GALE WARNING THROUGH SATURDAY NIGHT...

.TONIGHT...S WIND 35 KT. SEAS 12 FT. PATCHY FOG. 
.SAT AND SAT NIGHT...S WIND 35 KT. SEAS BUILDING TO 17 FT. PATCHY
FOG. RAIN.
.SUN...S WIND 35 KT. SEAS 18 FT. 
.SUN NIGHT...W WIND 35 KT. SEAS 18 FT. 
.MON...SE WIND 30 KT. SEAS 12 FT. 
.TUE...N WIND 25 KT. SEAS 10 FT. 
.WED...SW WIND 20 KT. SEAS 7 FT.  

$$

PKZ414-181500-
BERING SEA OFFSHORE EAST OF 171W
400 PM AKST FRI DEC 17 2010

.TONIGHT...W WIND 20 KT. SEAS 6 FT. PATCHY FOG. 
.SAT...SW WIND 25 KT. SEAS 8 FT. PATCHY FOG. 
.SAT NIGHT...SW WIND 30 KT. SEAS 12 FT. PATCHY FOG.
.SUN...SW WIND 30 KT. SEAS 15 FT. 
.SUN NIGHT...NW WIND 30 KT. SEAS 16 FT. 
.MON...NE WIND 30 KT. SEAS 13 FT. 
.TUE...N WIND 35 KT. SEAS 15 FT. 
.WED...NW WIND 25 KT. SEAS 10 FT.  

$$

JAM DEC 10
243 
FZAK62 PAFC 181307
OFFALU

OFFSHORE WATERS FORECAST
NATIONAL WEATHER SERVICE ANCHORAGE AK
400 AM AKST SAT DEC 18 2010

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.

PKZ499-190300-
400 AM AKST SAT DEC 18 2010
.SYNOPSIS FOR CENTRAL BERING SEA...

A STRONG FRONT OVER THE WESTERN BERING WILL WEAKEN AS IT MOVES TO 
THE EASTERN BERING SAT NIGHT. A PACIFIC LOW WILL TRACK TO 54N 173E
SUN NIGHT AT 1000 MB.

$$

PKZ411-190300-
BERING SEA OFFSHORE WEST OF 180 AND EAST OF THE INTERNATIONAL
DATELINE
400 AM AKST SAT DEC 18 2010

...GALE WARNING THROUGH SUNDAY...

.TODAY...SW WIND 45 KT BECOMING NW 35 KT IN THE AFTERNOON. SEAS
20 FT. RAIN SHOWERS. 
.TONIGHT...NE WIND 35 KT. SEAS 17 FT. PATCHY FOG. RAIN SHOWERS. 
.SUN...NE WIND 45 KT. SEAS 21 FT. PATCHY FOG. 
.SUN NIGHT...E WIND 45 KT. SEAS 21 FT. 
.MON...N WIND 40 KT. SEAS 17 FT. 
.TUE...E WIND 30 KT. SEAS 12 FT. 
.WED...S WIND 20 KT. SEAS 8 FT.  

$$

PKZ412-190300-
BERING SEA OFFSHORE 171W TO 180 AND NORTH OF 56N
400 AM AKST SAT DEC 18 2010

...GALE WARNING THROUGH TONIGHT...

.TODAY...S WIND 40 KT. SEAS 16 FT. PATCHY FOG. RAIN SHOWERS. 
.TONIGHT...W WIND 35 KT. SEAS 16 FT. PATCHY FOG. RAIN.
.SUN...NE WIND 30 KT. SEAS 13 FT. PATCHY FOG. RAIN.
.SUN NIGHT THROUGH MON...E WIND 35 KT. SEAS 14 FT. 
.TUE...N WIND 30 KT. SEAS 13 FT. 
.WED...SW WIND 20 KT. SEAS 8 FT.  

$$

PKZ413-190300-
BERING SEA OFFSHORE 171W TO 180 AND SOUTH OF 56N
400 AM AKST SAT DEC 18 2010

...GALE WARNING THROUGH SUNDAY...

.TODAY...S WIND 45 KT. SEAS 17 FT. PATCHY FOG. RAIN.
.TONIGHT...SW WIND 40 KT BECOMING W 30 KT AFTER MIDNIGHT. SEAS
17 FT. PATCHY FOG. RAIN.
.SUN...E WIND 40 KT. SEAS 12 FT. PATCHY FOG. RAIN.
.SUN NIGHT...E WIND 35 KT BECOMING W 25 KT AFTER MIDNIGHT. SEAS 9 FT.

.MON...W WIND 25 KT. SEAS 11 FT. 
.TUE...NE WIND 30 KT. SEAS 13 FT. 
.WED...S WIND 20 KT. SEAS 7 FT.  

$$

PKZ414-190300-
BERING SEA OFFSHORE EAST OF 171W
400 AM AKST SAT DEC 18 2010

...GALE WARNING TONIGHT...

.TODAY...SW WIND 30 KT. SEAS 9 FT. PATCHY FOG. 
.TONIGHT...SW WIND 30 TO 40 KT. SEAS 13 KT. PATCHY FOG. 
.SUN...NW WIND 30 KT BECOMING NE 20 KT IN THE AFTERNOON. SEAS 13 FT
SUBSIDING TO 7 FT IN THE AFTERNOON. PATCHY FOG. 
.SUN NIGHT...NE WIND 20 KT. SEAS 7 FT. 
.MON...NE WIND 25 KT. SEAS 10 FT. 
.TUE THROUGH WED...NW WIND 30 KT. SEAS 11 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 15, 12:05 PM AKST, 15 hours 55 minutes earlier.

Area forecast discussion, Dec 15, 12:05 PM AKST, 15 hours 55 minutes before
SOUTHCENTRAL AND SOUTHWEST ALASKA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE ANCHORAGE AK
1205 PM AKST WED DEC 15 2010

.ANALYSIS AND UPPER LEVELS...A STABLE HIGH AMPLITUDE PATTERN IS
IN PLACE WITH BLOCKING RIDGE OVER THE BERING SEA AND DEEP LOW
OVER THE GULF. WINDS PEAKED ACROSS SOUTHCENTRAL THIS MORNING
AND WILL VERY SLOWLY DIMINISH TODAY AND TONIGHT AS THE GULF LOW
SINKS SOUTHWARD AND THE PRESSURE GRADIENT SLACKENS. THE GRADIENT
IS TIGHTENING ALONG THE ALASKA PENINSULA AND EASTERN ALEUTIANS AS
RIDGE SLIDES EASTWARD A BIT...SO WINDS THERE HAVE INCREASED THIS
MORNING. KODIAK ISLAND IS THE ONLY LAND AREA OBSERVING PRECIP THIS
MORNING AS SNOW SHOWERS ALONG THE PERIPHERY OF THE GULF LOW PASS
THROUGH.

.MODEL DISCUSSION...MODELS GENERALLY IN VERY GOOD AGREEMENT
THROUGH THE NEXT FEW DAYS. THERE ARE SOME DIFFERENCES WITH TRACK
OF LOW APPROACHING THE WESTERN ALEUTIANS SATURDAY. SINCE NONE OF
THE MODELS ARE VERY CONSISTENT WITH THIS WILL TAKE A BLEND OF THE
SOLUTIONS FOR NOW.

.SHORT TERM FORECAST...

SOUTHCENTRAL/SOUTHWEST...COLD ADVECTION HAS ENDED AND SURFACE
PRESSURE GRADIENT WILL BEGIN TO SLACKEN THIS AFTERNOON AS GULF
LOW TRACKS SOUTHWARD INTO THE NORTHEAST PACIFIC. THIS WILL ALLOW
WINDS TO DIMINISH ENOUGH TO TAKE DOWN THE HIGH WIND WARNINGS
CURRENTLY IN EFFECT FOR THE MATANUSKA VALLEY AND EASTERN PRINCE
WILLIAM SOUND. AFTER INITIALLY SLACKENING THE PRESSURE GRADIENT
WILL REMAIN RELATIVELY TIGHT AND WILL HOLD STEADY THROUGH THE END
OF THE WEEK AS A STRONG SURFACE HIGH PERSISTS OVER INTERIOR ALASKA
AND LOW PRESSURE REMAINS DOWN OVER THE NORTHEAST PACIFIC. SURFACE
WINDS WILL DECOUPLE FROM STRONGER WINDS ALOFT FOR MUCH OF THE REGION
TONIGHT...WHICH WILL ALLOW TEMPERATURES TO FALL. MEANWHILE...GAP
WINDS WILL CONTINUE ESPECIALLY ALONG THE GULF COAST. A SERIES OF
NORTHERLY JETS MOVING DOWN THE EAST SIDE OF THE UPPER RIDGE WILL
PROVIDE SUPPORT FOR OCCASIONALLY STRONGER WINDS THROUGH THESE GAPS.

BERING/ALEUTIANS...A SERIES OF STORMS WILL RIDE UP AND OVER THE
BERING SEA RIDGE THE NEXT FEW DAYS GRADUALLY SQUASHING THE RIDGE
TO THE SOUTH. THIS WILL ALLOW A SYSTEM TO MAKE EASTWARD PROGRESS
ACROSS THE BERING THIS WEEKEND.

.LONG TERM FORECAST...AFTER A BRIEF CHANGE IN THE UPPER PATTERN
THIS WEEKEND WITH ZONAL FLOW FROM THE BERING TO MAINLAND ALASKA
MODELS INDICATE THE RIDGE WILL REBUILD OVER THE BERING SEA AS WE
HEAD THROUGH NEXT WEEK. THEREFORE...MAINLAND ALASKA WILL HAVE A
CHANCE OF A QUICK SHOT OF SNOW THIS WEEKEND AND THEN COLD AND DRY
WILL RETURN. CHANCES ARE THERE WILL BE ANOTHER WINDS EVENT MID
TO LATE NEXT WEEK AS THE RIDGE AMPLIFIES AND ARCTIC AIR ONCE AGAIN
PLUNGES SOUTHWARD ACROSS MAINLAND ALASKA.

.AER/ALU...WATCH/WARNING SUMMARY
PUBLIC...HIGH WIND WARNING 111 131 135.
MARINE...STORM WARNING...127 132.
         GALE WARNING...120 121 126 128 129 130 138 140 150 155 160
                        165 170 176.
         HEAVY FREEZING SPRAY WARNING...121 125 126 127 128 129 130
                                        138 140 141 150 160 180.
FIRE WEATHER...NONE.

SEB DEC 10

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 15, 4:00 PM AKSTGale WarningAFC24 hr
Dec 15, 4:00 PM AKSTGale WarningAFC36 hr
Dec 15, 4:00 PM AKSTSmall Craft AdvisoryAFC36 hr
Dec 15, 4:00 PM AKSTStorm WarningAFC12 hr
Dec 16, 4:00 AM AKSTGale WarningAFC3 days
Dec 16, 4:00 AM AKSTGale WarningAFC5 days
Dec 16, 4:00 AM AKSTSmall Craft AdvisoryAFC24 hr
Dec 16, 4:00 AM AKSTSmall Craft AdvisoryAFC3 hr
Dec 16, 4:00 AM AKSTHeavy Freezing Spray WarningAFC3 days
Dec 16, 6:55 AM AKSTGale WarningAFC9 hr

Nearby

Storm Warnings in Alaska, 2010Every storm warning in 2010

Sources

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