Alert archive / Alaska / Storm Warnings in 2010

Storm Warning 216, NWS Anchorage, AK

November 24, 2010

NWS Anchorage, AK issued this storm warning at Nov 24, 2010, 7:05 AM AKST. It was in force for 21 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
Nov 24, 2010, 7:05 AM AKST (16:05 UTC)
Expired
Nov 25, 2010, 4:00 AM AKST
In force
21 hr
Issued by
NWS Anchorage, AK

The text

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

939 
FZAK62 PAFC 241609 AAA
OFFALU

OFFSHORE WATERS FORECAST...UPDATED
NATIONAL WEATHER SERVICE ANCHORAGE AK
705 AM AKST WED NOV 24 2010

UPDATED ALL ZONES 

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.

PKZ499-250300-
400 AM AKST WED NOV 24 2010
.SYNOPSIS FOR CENTRAL BERING SEA...
A 997 MB LOW AT 60N 175E MOVES TO 60N 175W WED EVENING AND THEN
DISSIPATES ON THU. A 995 MB LOW AT 51N 163E EARLY THU MORNING AND
THEN MOVES TO 57N 180 LATE THU NIGHT AT 1001 MB AND THEN MOVES ON
SHORE NEAR KIPNUK FRI AFTERNOON AT 1000 MB. A FRONT MOVES THROUGH THE
BERING ON THU.

$$

PKZ411-250300-
BERING SEA OFFSHORE WEST OF 180 AND EAST OF THE INTERNATIONAL
DATELINE
705 AM AKST WED NOV 24 2010

...STORM WARNING TODAY...

.TODAY...N OF 56N...W WIND 40 TO 50 KT. SEAS 10 FT BUILDING TO 
20 FT IN THE AFTERNOON. S OF 56N...W WIND 20 TO 30 KT. SEAS 10 FT. 
RAIN AND SNOW. 
.TONIGHT...W WIND 20 TO 35 KT SHIFTING TO S AFTER MIDNIGHT. 
SEAS 10 TO 20 FT. 
.THU...S WIND 35 KT. SEAS 15 FT. PATCHY FOG. 
.THU NIGHT...SW WIND 35 KT. SEAS 18 FT. 
.FRI...NW WIND 25 KT. SEAS 13 FT. 
.SAT AND SUN...S WIND 30 KT. SEAS 11 FT. 

$$

PKZ412-250300-
BERING SEA OFFSHORE 171W TO 180 AND NORTH OF 56N
705 AM AKST WED NOV 24 2010

...STORM WARNING THROUGH TONIGHT...

.TODAY...W WIND 20 TO 30 KT INCREASING TO 40 TO 50 KT IN THE
AFTERNOON. SEAS 10 TO 18 FT. SNOW.
.TONIGHT...W WIND 40 TO 50 KT. SEAS 24 FT. SNOW.
.THU...W WIND 25 KT BECOMING S 25 TO 35 KT IN THE AFTERNOON. 
SEAS 24 FT. 
.THU NIGHT...SW WIND 30 KT. SEAS 13 FT. 
.FRI AND SAT...NW WIND 30 KT. SEAS 12 FT. 
.SUN...SE WIND 25 KT. SEAS 9 FT.  

$$

PKZ413-250300-
BERING SEA OFFSHORE 171W TO 180 AND SOUTH OF 56N
705 AM AKST WED NOV 24 2010

...GALE WARNING THROUGH THURSDAY...

.TODAY...NW WIND 20 TO 30 INCREASING TO 30 TO 40 KT IN THE AFTERNOON.
SEAS 10 TO 16 FT. RAIN AND SNOW. 
.TONIGHT...NW WIND 30 TO 45 KT DIMINISHING TO 15 TO 30 KT AFTER
MIDNIGHT. SEAS 12 TO 20 FT. PATCHY FOG. 
.THU...W WIND 25 KT BECOMING S 25 TO 35 KT IN THE AFTERNOON. 
SEAS 19 FT. PATCHY FOG. 
.THU NIGHT...SW WIND 35 KT. SEAS 16 FT. 
.FRI...W WIND 30 KT. SEAS 16 FT. 
.SAT...N WIND 20 KT. SEAS 12 FT. 
.SUN...S WIND 25 KT. SEAS 9 FT.  

$$

PKZ414-250300-
BERING SEA OFFSHORE EAST OF 171W
705 AM AKST WED NOV 24 2010

...GALE WARNING THROUGH THURSDAY...

.TODAY...NW WIND 40 KT DIMINISHING TO 25 KT IN THE AFTERNOON. 
SEAS 19 FT SUBSIDING TO 11 FT. 
.TONIGHT...NW WIND 45 KT. SEAS BUILDING TO 21 FT. SNOW.
.THU...NW WIND 40 KT DIMINISHING TO 25 KT IN THE AFTERNOON. 
SEAS 21 FT SUBSIDING TO 12 FT. 
.THU NIGHT...SW WIND 25 TO 35 KT. SEAS 12 FT. 
.FRI...W WIND 30 KT. SEAS 13 FT. 
.SAT AND SUN...NW WIND 25 KT. SEAS 11 FT. 
 

$$
2 follow-up statements
499 
FZAK62 PAFC 250002
OFFALU

OFFSHORE WATERS FORECAST
NATIONAL WEATHER SERVICE ANCHORAGE AK
400 PM AKST WED NOV 24 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.

PKZ499-251500-
400 PM AKST WED NOV 24 2010
.SYNOPSIS FOR CENTRAL BERING SEA...

A 997 MB LOW AT 60N 176W DISSIPATES NEAR 58N 166W TONIGHT. A 995 MB
LOW NEAR 56N 167E THU AFTERNOON MOVES TO 60N 172W AT 999 MB FRI
AFTERNOON.

$$

PKZ411-251500-
BERING SEA OFFSHORE WEST OF 180 AND EAST OF THE INTERNATIONAL
DATELINE
400 PM AKST WED NOV 24 2010

...STORM WARNING TONIGHT...

.TONIGHT...N OF 56N...W WIND 50 KT BECOMING SW 30 KT AFTER MIDNIGHT.
SEAS 19 FT. S OF 56N...W WIND 25 KT. SEAS 12 FT. 
.THU...S WIND 40 KT. SEAS 14 FT. PATCHY FOG. RAIN.
.THU NIGHT...SW WIND 40 KT. SEAS 19 FT. PATCHY FOG. RAIN.
.FRI...N WIND 35 KT. SEAS 19 FT. 
.FRI NIGHT...N WIND 30 KT. SEAS 15 FT. 
.SAT...S WIND 25 KT. SEAS 10 FT. 
.SUN...S WIND 30 KT. SEAS 13 FT. 
.MON...S WIND 15 KT. SEAS 11 FT.  

$$

PKZ412-251500-
BERING SEA OFFSHORE 171W TO 180 AND NORTH OF 56N
400 PM AKST WED NOV 24 2010

...STORM WARNING TONIGHT...

.TONIGHT...W WIND 50 KT. SEAS 23 FT. SNOW.
.THU...W WIND 35 KT. SEAS 14 TO 19 FT. RAIN AND SNOW. 
.THU NIGHT...SW WIND 40 KT. SEAS 16 FT. PATCHY FOG. RAIN AND SNOW. 
.FRI AND FRI NIGHT...NW WIND 40 KT. SEAS 17 FT.  
.SAT...NW WIND 30 KT. SEAS 12 FT. 
.SUN...SE WIND 25 KT. SEAS 9 FT. 
.MON...VARIABLE WIND 10 KT. SEAS 8 FT.  

$$

PKZ413-251500-
BERING SEA OFFSHORE 171W TO 180 AND SOUTH OF 56N
400 PM AKST WED NOV 24 2010

...STORM WARNING TONIGHT...

.TONIGHT...W WIND 50 KT. SEAS 20 FT. PATCHY FOG. 
.THU AND THU NIGHT...SW WIND 40 KT. SEAS 19 FT. PATCHY FOG. 
.FRI...W WIND 40 KT. SEAS 19 FT. 
.FRI NIGHT...N WIND 35 KT. SEAS 17 FT. 
.SAT...N WIND 25 KT. SEAS 11 FT. 
.SUN...S WIND 25 KT. SEAS 9 FT. 
.MON...VARIABLE WIND 10 KT. SEAS 6 FT.  

$$

PKZ414-251500-
BERING SEA OFFSHORE EAST OF 171W
400 PM AKST WED NOV 24 2010

...STORM WARNING TONIGHT...

.TONIGHT...W WIND 50 KT. SEAS 21 FT. SNOW.
.THU...NW WIND 40 KT. SEAS 21 FT. 
.THU NIGHT AND FRI...SW WIND 40 KT. SEAS 16 FT.  
.FRI NIGHT...NW WIND 35 KT. SEAS 16 FT. 
.SAT...NW WIND 30 KT. SEAS 13 FT. 
.SUN...N WIND 25 KT. SEAS 10 FT. 
.MON...NE WIND 20 KT. SEAS 7 FT.  

$$
016 
FZAK62 PAFC 251307
OFFALU

OFFSHORE WATERS FORECAST
NATIONAL WEATHER SERVICE ANCHORAGE AK
400 AM AKST THU NOV 25 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.

PKZ499-260300-
400 AM AKST THU NOV 25 2010
.SYNOPSIS FOR CENTRAL BERING SEA...
HIGH PRESSURE OVER THE BERING GIVES WAY TO A 993 MB LOW NEAR 55N 165E
LATE THU MORNING. THIS SYSTEM THEN MOVES TO 60N 173W LATE FRI MORNING
AT 999 MB AND CONTINUES TO DISSIPATE AS IT MOVES INTO SOUTHWESTERN
ALASKA FRI EVENING. WEAK HIGH PRESSURE FORMS OVER THE WESTERN BERING
SAT.
$$

PKZ411-260300-
BERING SEA OFFSHORE WEST OF 180 AND EAST OF THE INTERNATIONAL
DATELINE
400 AM AKST THU NOV 25 2010

...GALE WARNING THROUGH TONIGHT...

.TODAY...S WIND 45 KT. SEAS 16 FT. PATCHY FOG. RAIN.
.TONIGHT...SW WIND 40 KT. SEAS 19 FT. PATCHY FOG. RAIN.
.FRI...NW WIND 30 KT. SEAS 19 FT. 
.FRI NIGHT...NW WIND 25 KT. SEAS 15 FT. 
.SAT AND SUN...S WIND 35 KT. SEAS 12 FT. 
.MON...S WIND 25 KT. SEAS 14 FT.  

$$

PKZ412-260300-
BERING SEA OFFSHORE 171W TO 180 AND NORTH OF 56N
400 AM AKST THU NOV 25 2010

...GALE WARNING THROUGH FRIDAY...

.TODAY...NW WIND 35 KT BECOMING W 25 KT IN THE AFTERNOON. SEAS 23 FT
SUBSIDING TO 17 FT IN THE AFTERNOON. RAIN AND SNOW. 
.TONIGHT...SW WIND 35 KT. SEAS 16 FT. PATCHY FOG. RAIN.
.FRI...W WIND 35 KT. SEAS 18 FT. PATCHY FOG. 
.FRI NIGHT...NW WIND 30 KT. SEAS 18 FT. 
.SAT...N WIND 25 KT. SEAS 12 FT. 
.SUN...SE WIND 25 KT. SEAS 9 FT. 
.MON...S WIND 20 KT. SEAS 13 FT.  

$$

PKZ413-260300-
BERING SEA OFFSHORE 171W TO 180 AND SOUTH OF 56N
400 AM AKST THU NOV 25 2010

...GALE WARNING THROUGH FRIDAY...

.TODAY...W WIND 20 TO 35 KT BECOMING SW IN THE AFTERNOON. SEAS 20 FT.

.TONIGHT...SW WIND 40 KT. SEAS 17 FT. PATCHY FOG. 
.FRI...SW WIND 40 KT. SEAS 18 FT. PATCHY FOG. 
.FRI NIGHT...N WIND 30 KT. SEAS 17 FT. 
.SAT...NE WIND 25 KT. SEAS 11 FT. 
.SUN...SE WIND 25 KT. SEAS 9 FT. 
.MON...SW WIND 20 KT. SEAS 10 FT.  

$$

PKZ414-260300-
BERING SEA OFFSHORE EAST OF 171W
400 AM AKST THU NOV 25 2010

...GALE WARNING THROUGH FRIDAY...

.TODAY...NW WIND 45 KT DIMINISHING TO 35 KT IN THE AFTERNOON. SEAS 22
FT. 
.TONIGHT...SW WIND 35 KT. SEAS 16 FT. 
.FRI...SW WIND 35 KT. SEAS 14 FT. PATCHY FOG. 
.FRI NIGHT...W WIND 30 KT. SEAS 15 FT. 
.SAT AND SUN...N WIND 25 KT. SEAS 12 FT. 
.MON...S WIND 20 KT. SEAS 5 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 Nov 24, 5:00 AM AKST, 2 hours 5 minutes earlier.

Area forecast discussion, Nov 24, 5:00 AM AKST, 2 hours 5 minutes before
SOUTHCENTRAL AND SOUTHWEST ALASKA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE ANCHORAGE AK
500 AM AKST WED NOV 24 2010

.MODEL DISCUSSION...MODELS IN GOOD AGREEMENT ON LOW OVER AK PEN WHICH
IS MOVING TOWARD MIDDLETON ISLAND TONIGHT. SOME VARIANCE IN MODEL
SPREAD ON SYSTEM THAT MOVES INTO THE WESTERN BERING THU
AFTERNOON...IN ANY CASE THE LOW FILLS FAIRLY RAPIDLY AS IT MOVES
TOWARDS ST PAUL ON FRI.

.ANALYSIS AND UPPER LEVELS...CURRENT PRIMARY WEATHER IS WITH THE LOW
OVER THE AK PEN. MODELS HAVE BEEN CONSISTENT OVER THE LAST SEVERAL
DAYS BRINGING IT INTO THE VICINITY OF MIDDLETON ISLAND LATE WED
NIGHT. MAIN FRONT ASSOCIATED WITH THIS SYSTEM HAS MOVED ACROSS
SOUTHCENTRAL THIS MORNING BUT PLENTY OF SHOWERS AND SECONDARY FRONT
YET TO MOVE ON SHORE.

.SHORT TERM FORECAST...
BERING REGION...WEAK FRONT IN CENTRAL BERING TODAY WITH ZONAL FLOW
BEHIND. NEXT MAJOR SYSTEM IS THU NIGHT AS FRONT MOVES THROUGH WESTERN
BERING. PRIMARILY STRATUS WITH OCCASIONAL SHOWERS FOR MOST OF
AREA...SOME CONTINUED RAIN ALONG THE AK PEN TODAY.

SOUTHWEST...RAIN OR SNOW TODAY WITH TEMPS IN THE LOWER 30S. DO EXPECT
COOLING TREND STARTING THIS AFTERNOON FROM THE WEST AS LOW CENTER
CONTINUES ITS JOURNEY TO THE EAST.  MOSTLY CLOUDY ON THU WITH
ISOLATED SNOW SHOWERS.

SOUTHCENTRAL...RAIN SHOWERS TODAY OVER MOST OF AREA. AS LOW MOVES
INTO THE NORTHERN GULF THU MORNING CAN WILL SEE COOLING SO PROBABLY
LOOKING AT SNOW SHOWERS WED PM WITH REASONABLE CHANCE OF SNOW ON THU
WITH COLD ADVECTION ACROSS COOK INLET.

.LONG TERM FORECAST...SHORTWAVE MOVES FROM NORTHERN BERING INTO GULF
ON SAT SO LAND AREAS WILL REMAIN UNSETTLED WITH POTENTIAL FOR SNOW
THROUGH SUN MORNING. MODELS WANT TO BUILD A RIDGE OVER THE BERING ON
SUN WHICH LOOKS AS IT WILL REMAIN FOR MOST OF THE WEEK WITH
ASSOCIATED TROUGH OVER THE EASTERN GULF. MOST REGIONS SEASONAL TEMPS
WITH SOME CLEARING AS WELL.

.AER/ALU...WATCH/WARNING SUMMARY
PUBLIC...NONE
MARINE...GALES 130 132 150 155 160 165 180 170 171 175 185 179
FIRE WEATHER...NONE

JMP NOV 10

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 23, 4:00 PM AKSTGale WarningAFC5 days
Nov 24, 4:00 AM AKSTGale WarningAFC60 hr
Nov 24, 4:00 AM AKSTGale WarningAFC4 days
Nov 24, 4:00 AM AKSTSmall Craft AdvisoryAFC51 hr
Nov 24, 4:00 AM AKSTSmall Craft AdvisoryAFC12 hr
Nov 24, 6:35 AM AKSTSmall Craft AdvisoryAFC9 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.