Alert archive / Alaska / Gale Warnings in 2010
Gale Warning 1011, NWS Anchorage, AK
NWS Anchorage, AK issued this gale warning at Dec 23, 2010, 4:00 AM AKST. It was in force for 60 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 23, 2010, 4:00 AM AKST (13:00 UTC)
- Expired
- Dec 25, 2010, 4:00 PM AKST
- In force
- 60 hr
- Issued by
- NWS Anchorage, AK
The text
As transmitted, in the capitals the NWS used until 2016.
885 FZAK62 PAFC 231217 OFFALU OFFSHORE WATERS FORECAST NATIONAL WEATHER SERVICE ANCHORAGE AK 400 AM AKST THU DEC 23 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. PKZ499-240300- 400 AM AKST THU DEC 23 2010 .SYNOPSIS FOR CENTRAL BERING SEA... A WEATHER FRONT OVER THE CENTRAL BERING WILL MOVE INTO WESTERN ALASKA THU AFTERNOON. ANOTHER WEATHER FRONT WILL MOVE INTO THE WESTERN ALEUTIANS FRI AFTERNOON. $$ PKZ411-240300- BERING SEA OFFSHORE WEST OF 180 AND EAST OF THE INTERNATIONAL DATELINE 400 AM AKST THU DEC 23 2010 ...GALE WARNING TONIGHT AND FRIDAY... .TODAY...W WIND 20 KT. SEAS 8 FT. .TONIGHT...NE WIND 25 KT INCREASING TO 35 KT AFTER MIDNIGHT. SEAS 11 FT. .FRI...E WIND 40 KT. SEAS 15 FT. .FRI NIGHT...E WIND 40 KT. SEAS 17 FT. .SAT...E WIND 35 KT. SEAS 15 FT. .SUN...NE WIND 25 KT. SEAS 11 FT. .MON...NE WIND 30 KT. SEAS 13 FT. $$ PKZ412-240300- BERING SEA OFFSHORE 171W TO 180 AND NORTH OF 56N 400 AM AKST THU DEC 23 2010 .TODAY...SW WIND 25 KT. SEAS 8 FT. .TONIGHT...NW WIND 25 KT. SEAS 8 FT. FREEZING SPRAY. .FRI...N WIND 25 KT. SEAS 8 FT. FREEZING SPRAY. .FRI NIGHT AND SAT...N WIND 25 KT. SEAS 8 FT. .SUN...N WIND 30 KT. SEAS 12 FT. .MON...N WIND 25 KT. SEAS 10 FT. $$ PKZ413-240300- BERING SEA OFFSHORE 171W TO 180 AND SOUTH OF 56N 400 AM AKST THU DEC 23 2010 .TODAY...SW WIND 20 KT. SEAS 6 FT. .TONIGHT...NW WIND 20 KT. SEAS 6 FT. .FRI...NE WIND 25 KT. SEAS 8 FT. .FRI NIGHT AND SAT...NE WIND 25 KT. SEAS 9 FT. .SUN...N WIND 25 KT. SEAS 9 FT. .MON...N WIND 20 KT. SEAS 8 FT. $$ PKZ414-240300- BERING SEA OFFSHORE EAST OF 171W 400 AM AKST THU DEC 23 2010 .TODAY...SW WIND 25 KT. SEAS 8 FT. .TONIGHT...NW WIND 25 KT. SEAS 8 FT. FREEZING SPRAY. .FRI...NW WIND 30 KT. SEAS 11 FT. FREEZING SPRAY. .FRI NIGHT THROUGH SUN...N WIND 30 KT. SEAS 12 FT. .MON...N WIND 25 KT. SEAS 9 FT. $$
5 follow-up statements
151 FZAK62 PAFC 240025 OFFALU OFFSHORE WATERS FORECAST NATIONAL WEATHER SERVICE ANCHORAGE AK 400 PM AKST THU DEC 23 2010 OFFSHORE WATERS FORECAST FOR THE BERING SEA WIND FORECASTS REFLECT THE PREDOMINANT SPEED AND DIRECTION EXPECTED. SEA FORECASTS REPRESENT AN AVERAGE OF THE HIGHEST ONE-THIRD OF THE COMBINED WIND WAVE AND SWELL HEIGHT. PKZ499-241500- 400 PM AKST THU DEC 23 2010 .SYNOPSIS FOR CENTRAL BERING SEA... A WEAK FRONTAL SYSTEM OVER THE EASTERN BERING SEA MOVES INTO BRISTOL BAY AND SOUTH OF THE ALASKA PENINSULA LATE TONIGHT. HIGH PRESSURE OVER THE CENTRAL ALEUTIANS WEAKENS AND DRIFTS NORTH TONIGHT AND FRIDAY. $$ PKZ411-241500- BERING SEA OFFSHORE WEST OF 180 AND EAST OF THE INTERNATIONAL DATELINE 400 PM AKST THU DEC 23 2010 ...GALE WARNING THROUGH FRIDAY NIGHT... .TONIGHT...NE WIND 25 KT INCREASING TO 35 KT AFTER MIDNIGHT. NW WIND 25 KT NORTH OF 56 N. SEAS 10 FT BUILDING TO 15 FT AFTER MIDNIGHT. .FRI...E WIND 40 KT. SEAS 17 FT. .FRI NIGHT...E WIND 40 KT. SEAS 17 FT. FREEZING SPRAY. .SAT...E WIND 35 KT. SEAS 16 FT. .SAT NIGHT...E WIND 30 KT. SEAS 13 FT. .SUN THROUGH TUE...NE WIND 25 KT. SEAS 13 FT. $$ PKZ412-241500- BERING SEA OFFSHORE 171W TO 180 AND NORTH OF 56N 400 PM AKST THU DEC 23 2010 .TONIGHT...NW WIND 25 KT. SEAS 10 FT. FREEZING SPRAY. .FRI...N WIND 25 KT. SEAS 10 FT. FREEZING SPRAY. .FRI NIGHT...N WIND 25 KT. SEAS 11 FT. FREEZING SPRAY. .SAT THROUGH TUE...N WIND 30 KT. SEAS 12 FT. $$ PKZ413-241500- BERING SEA OFFSHORE 171W TO 180 AND SOUTH OF 56N 400 PM AKST THU DEC 23 2010 .TONIGHT...NW WIND 20 KT. SEAS 7 FT. .FRI...NE WIND 25 KT. SEAS 9 FT. .FRI NIGHT...NE WIND 25 KT. SEAS 10 FT. FREEZING SPRAY. .SAT AND SAT NIGHT...NE WIND 25 KT. SEAS 10 FT. .SUN...N WIND 25 KT. SEAS 15 FT. .MON...N WIND 20 KT. SEAS 8 FT. .TUE...NE WIND 30 KT. SEAS 11 FT. $$ PKZ414-241500- BERING SEA OFFSHORE EAST OF 171W 400 PM AKST THU DEC 23 2010 ...HEAVY FREEZING SPRAY WARNING FRIDAY NIGHT... .TONIGHT...NW WIND 30 KT. SEAS 13 FT. FREEZING SPRAY. .FRI...NW WIND 30 KT. SEAS 13 FT. FREEZING SPRAY. .FRI NIGHT...N WIND 30 KT. SEAS 13 FT. HEAVY FREEZING SPRAY. .SAT THROUGH SUN...N WIND 30 KT. SEAS 13 FT. .MON THROUGH TUE...N WIND 25 KT. SEAS 8 FT. $$
941 FZAK62 PAFC 241240 OFFALU OFFSHORE WATERS FORECAST NATIONAL WEATHER SERVICE ANCHORAGE AK 400 AM AKST FRI DEC 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. PKZ499-250300- 400 AM AKST FRI DEC 24 2010 .SYNOPSIS FOR CENTRAL BERING SEA... A WEATHER FRONT PERSISTS OVER THE SOUTHWEST BERING THROUGH SUN MORNING. HIGH PRESSURE PERSISTS OVER THE CENTRAL BERING THROUGH SUN. $$ PKZ411-250300- BERING SEA OFFSHORE WEST OF 180 AND EAST OF THE INTERNATIONAL DATELINE 400 AM AKST FRI DEC 24 2010 ...GALE WARNING THROUGH SATURDAY... .TODAY...S OF 56N...E WIND 30 TO 40 KT. SEAS 11 TO 14 FT. N OF 56N...E WIND 15 TO 25 KT. SEAS 8 FT. FREEZING SPRAY N OF 56N. .TONIGHT...S OF 56N...E WIND 30 TO 40 KT. SEAS 12 TO 16 FT. N OF 56N...E WIND 15 TO 25 KT. SEAS 8 TO 12 FT. FREEZING SPRAY N OF 56N. .SAT...E WIND 25 TO 35 KT. SEAS 16 FT. FREEZING SPRAY N OF 56N. .SAT NIGHT...E WIND 30 KT. SEAS 15 FT. .SUN AND MON...NE WIND 30 KT. SEAS 12 FT. .TUE...NE WIND 30 KT. SEAS 15 FT. $$ PKZ412-250300- BERING SEA OFFSHORE 171W TO 180 AND NORTH OF 56N 400 AM AKST FRI DEC 24 2010 ...HEAVY FREEZING SPRAY WARNING TONIGHT AND SATURDAY... .TODAY...N WIND 20 TO 30 KT. SEAS 10 TO 14 FT. FREEZING SPRAY. .TONIGHT AND SAT...N WIND 20 TO 30 KT. SEAS 10 TO 14 FT. HEAVY FREEZING SPRAY. .SAT NIGHT THROUGH MON...N WIND 30 KT. SEAS 15 FT. .TUE...NE WIND 30 KT. SEAS 11 FT. $$ PKZ413-250300- BERING SEA OFFSHORE 171W TO 180 AND SOUTH OF 56N 400 AM AKST FRI DEC 24 2010 .TODAY...W OF 176W...E WIND 30 KT. E OF 176W...NW WIND 25 KT. SEAS 9 FT. .TONIGHT AND SAT...W OF 176W...E WIND 25 KT. E OF 176W...NW WIND 25 KT. SEAS 12 FT. FREEZING SPRAY. .SAT NIGHT AND SUN...NE WIND 25 KT. SEAS 14 FT. .MON...N WIND 20 KT. SEAS 12 FT. .TUE...NE WIND 30 KT. SEAS 13 FT. $$ PKZ414-250300- BERING SEA OFFSHORE EAST OF 171W 400 AM AKST FRI DEC 24 2010 ...GALE WARNING THROUGH SATURDAY... ...HEAVY FREEZING SPRAY WARNING THROUGH SATURDAY... .TODAY...N WIND 35 KT. SEAS 15 FT. HEAVY FREEZING SPRAY N OF 56N. .TONIGHT AND SAT...N WIND 35 KT. SEAS 16 FT. HEAVY FREEZING SPRAY N OF 56N. .SAT NIGHT AND SUN...N WIND 35 KT. SEAS 17 FT. .MON...N WIND 25 KT. SEAS 12 FT. .TUE...NE WIND 25 KT. SEAS 8 FT. $$
845 FZAK62 PAFC 250035 OFFALU OFFSHORE WATERS FORECAST NATIONAL WEATHER SERVICE ANCHORAGE AK 400 PM AKST FRI DEC 24 2010 OFFSHORE WATERS FORECAST FOR THE BERING SEA WIND FORECASTS REFLECT THE PREDOMINANT SPEED AND DIRECTION EXPECTED. SEA FORECASTS REPRESENT AN AVERAGE OF THE HIGHEST ONE-THIRD OF THE COMBINED WIND WAVE AND SWELL HEIGHT. PKZ499-251500- 400 PM AKST FRI DEC 24 2010 .SYNOPSIS FOR CENTRAL BERING SEA... HIGH PRESSURE PERSISTS OVER THE CENTRAL BERING THROUGH SUN WITH BRISK NORTHERLY WINDS OVER THE EASTERN BERING SEA AND EASTERLY WINDS OVER THE WESTERN BERING SEA. $$ PKZ411-251500- BERING SEA OFFSHORE WEST OF 180 AND EAST OF THE INTERNATIONAL DATELINE 400 PM AKST FRI DEC 24 2010 ...GALE WARNING THROUGH SATURDAY... .TONIGHT...S OF 56N...E WIND 40 KT. SEAS 16 FT. N OF 56N...E WIND 30 KT. SEAS 12 FT. FREEZING SPRAY N OF 56N. .SAT...S OF 56N...E WIND 35 KT. SEAS 16 FT. N OF 56N...E WIND 25 KT. SEAS 12 FT. FREEZING SPRAY. .SAT NIGHT...E WIND 30 KT. SEAS 14 FT. FREEZING SPRAY N OF 56N. .SUN...NE WIND 30 KT. SEAS 13 FT. .SUN NIGHT...NE WIND 25 KT. SEAS 12 FT. .MON...NE WIND 30 KT. SEAS 12 FT. .TUE...NE WIND 35 KT. SEAS 15 FT. .WED...NE WIND 30 KT. SEAS 16 FT. $$ PKZ412-251500- BERING SEA OFFSHORE 171W TO 180 AND NORTH OF 56N 400 PM AKST FRI DEC 24 2010 ...GALE WARNING SATURDAY NIGHT... ...HEAVY FREEZING SPRAY WARNING THROUGH SATURDAY NIGHT... .TONIGHT...N WIND 20 TO 30 KT. SEAS 10 TO 14 FT. HEAVY FREEZING SPRAY AFTER MIDNIGHT. .SAT...N WIND 20 TO 30 KT. SEAS 10 TO 14 FT. HEAVY FREEZING SPRAY. .SAT NIGHT...N WIND 25 TO 35 KT. SEAS 12 TO 16 FT. HEAVY FREEZING SPRAY. .SUN...N WIND 35 KT. SEAS 16 FT. .SUN NIGHT AND MON...N WIND 30 KT. SEAS 16 FT. .TUE AND WED...NE WIND 30 KT. SEAS 12 FT. $$ PKZ413-251500- BERING SEA OFFSHORE 171W TO 180 AND SOUTH OF 56N 400 PM AKST FRI DEC 24 2010 ...GALE WARNING TONIGHT... .TONIGHT...E OF 176W...N WIND 35 KT DIMINISHING TO 25 KT AFTER MIDNIGHT. W OF 176W...E WIND 25 KT. SEAS 12 FT. FREEZING SPRAY. .SAT...E OF 176W...N WIND 25 KT. W OF 176W...E WIND 25 KT. SEAS 13 FT. FREEZING SPRAY. .SAT NIGHT...NE WIND 30 KT. SEAS 14 FT. FREEZING SPRAY. .SUN...N WIND 30 KT. SEAS 15 FT. .SUN NIGHT AND MON...N WIND 25 KT. SEAS 15 FT. .TUE...NE WIND 35 KT. SEAS 13 FT. .WED...NE WIND 30 KT. SEAS 16 FT. $$ PKZ414-251500- BERING SEA OFFSHORE EAST OF 171W 400 PM AKST FRI DEC 24 2010 ...GALE WARNING THROUGH SATURDAY NIGHT... ...HEAVY FREEZING SPRAY WARNING THROUGH SATURDAY NIGHT... .TONIGHT...N WIND 40 KT. SEAS 16 FT. SNOW SHOWERS. HEAVY FREEZING SPRAY N OF 56N. .SAT...N WIND 35 KT. SEAS 17 FT. SNOW SHOWERS. HEAVY FREEZING SPRAY N OF 56N. .SAT NIGHT...N WIND 40 KT. SEAS 18 FT. SNOW SHOWERS. HEAVY FREEZING SPRAY. .SUN AND SUN NIGHT...N WIND 35 KT. SEAS 18 FT. .MON...N WIND 30 KT. SEAS 14 FT. .TUE...NE WIND 25 KT. SEAS 8 FT. .WED...NE WIND 30 KT. SEAS 11 FT. $$ JAM DEC 10
876 FZAK62 PAFC 251233 OFFALU OFFSHORE WATERS FORECAST NATIONAL WEATHER SERVICE ANCHORAGE AK 400 AM AKST SAT DEC 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 SAT DEC 25 2010 .SYNOPSIS FOR CENTRAL BERING SEA... STRONG NORTHERLY WINDS WILL PERSIST OVER THE EASTERN BERING THROUGH MON. A STATIONARY WEATHER FRONT PERSISTS OVER THE SOUTHWEST BERING THROUGH MON MORNING. $$ PKZ411-260300- BERING SEA OFFSHORE WEST OF 180 AND EAST OF THE INTERNATIONAL DATELINE 400 AM AKST SAT DEC 25 2010 ...GALE WARNING TODAY... .TODAY...S OF 56N...E WIND 25 TO 35 KT. SEAS 13 TO 17 FT. N OF 56N...NE WIND 15 TO 25 KT. SEAS 10 FT. FREEZING SPRAY N OF 56N. .TONIGHT AND SUN...E WIND 20 TO 30 KT. SEAS 14 FT. FREEZING SPRAY N OF 56N. .SUN NIGHT...NE WIND 25 KT. SEAS 13 FT. .MON...NE WIND 35 KT. SEAS 13 FT. .TUE...NE WIND 45 KT. SEAS 20 FT. .WED...NE WIND 40 KT. SEAS 23 FT. $$ PKZ412-260300- BERING SEA OFFSHORE 171W TO 180 AND NORTH OF 56N 400 AM AKST SAT DEC 25 2010 ...HEAVY FREEZING SPRAY WARNING THROUGH SUNDAY... .TODAY...N WIND 20 TO 30 KT. SEAS 14 TO 18 FT. HEAVY FREEZING SPRAY. .TONIGHT AND SUN...N WIND 20 TO 30 KT. SEAS 14 TO 18 FT. HEAVY FREEZING SPRAY. .SUN NIGHT...N WIND 30 KT. SEAS 18 FT. .MON...N WIND 25 KT. SEAS 14 FT. .TUE AND WED...NE WIND 35 KT. SEAS 15 FT. $$ PKZ413-260300- BERING SEA OFFSHORE 171W TO 180 AND SOUTH OF 56N 400 AM AKST SAT DEC 25 2010 .TODAY...NE WIND 20 TO 30 KT. SEAS 13 FT. FREEZING SPRAY. .TONIGHT AND SUN...NE WIND 20 TO 30 KT. SEAS 13 FT. FREEZING SPRAY. .SUN NIGHT...N WIND 25 KT. SEAS 17 FT. .MON...N WIND 30 KT. SEAS 14 FT. .TUE...E WIND 45 KT. SEAS 17 FT. .WED...NE WIND 35 KT. SEAS 18 FT. $$ PKZ414-260300- BERING SEA OFFSHORE EAST OF 171W 400 AM AKST SAT DEC 25 2010 ...GALE WARNING THROUGH SUNDAY... ...HEAVY FREEZING SPRAY WARNING THROUGH SUNDAY... .TODAY...N WIND 35 KT. SEAS 16 FT. SNOW SHOWERS. HEAVY FREEZING SPRAY. .TONIGHT AND SUN...N WIND 25 TO 35 KT. SEAS 14 TO 18 FT. SNOW SHOWERS. HEAVY FREEZING SPRAY. .SUN NIGHT...N WIND 30 KT. SEAS 18 FT. .MON...N WIND 25 KT. SEAS 13 FT. .TUE AND WED...NE WIND 30 KT. SEAS 10 FT. $$
763 FZAK62 PAFC 260005 OFFALU OFFSHORE WATERS FORECAST NATIONAL WEATHER SERVICE ANCHORAGE AK 400 PM AKST SAT DEC 25 2010 OFFSHORE WATERS FORECAST FOR THE BERING SEA WIND FORECASTS REFLECT THE PREDOMINANT SPEED AND DIRECTION EXPECTED. SEA FORECASTS REPRESENT AN AVERAGE OF THE HIGHEST ONE-THIRD OF THE COMBINED WIND WAVE AND SWELL HEIGHT. PKZ499-261500- 400 PM AKST SAT DEC 25 2010 .SYNOPSIS FOR CENTRAL BERING SEA... STRONG NORTHERLY WINDS WILL PERSIST OVER THE EASTERN BERING THROUGH MON. A STATIONARY WEATHER FRONT PERSISTS OVER THE SOUTHWEST BERING THROUGH MON MORNING. $$ PKZ411-261500- BERING SEA OFFSHORE WEST OF 180 AND EAST OF THE INTERNATIONAL DATELINE 400 PM AKST SAT DEC 25 2010 .TONIGHT...E WIND 30 KT. SEAS 14 FT. FREEZING SPRAY. .SUN AND SUN NIGHT...NE WIND 25 KT. SEAS 13 FT. FREEZING SPRAY. .MON...NE WIND 20 KT. SEAS 11 FT. .MON NIGHT...NE WIND 30 KT. SEAS 13 FT. .TUE...NE WIND 40 KT. SEAS 18 FT. .WED...NE WIND 40 KT. SEAS 22 FT. .THU...NE WIND 35 KT. SEAS 20 FT. $$ PKZ412-261500- BERING SEA OFFSHORE 171W TO 180 AND NORTH OF 56N 400 PM AKST SAT DEC 25 2010 ...GALE WARNING THROUGH SUNDAY... ...HEAVY FREEZING SPRAY WARNING THROUGH SUNDAY NIGHT... .TONIGHT...N WIND 35 KT. SEAS 17 FT. SNOW SHOWERS. HEAVY FREEZING SPRAY. .SUN...N WIND 35 KT. SEAS 17 FT. SNOW SHOWERS. HEAVY FREEZING SPRAY. .SUN NIGHT...N WIND 30 KT. SEAS 17 FT. SNOW SHOWERS. HEAVY FREEZING SPRAY. .MON AND MON NIGHT...N WIND 25 KT. SEAS 13 FT. .TUE...NE WIND 30 KT. SEAS 13 FT. .WED AND THU...NE WIND 35 KT. SEAS 15 FT. $$ PKZ413-261500- BERING SEA OFFSHORE 171W TO 180 AND SOUTH OF 56N 400 PM AKST SAT DEC 25 2010 ...GALE WARNING TONIGHT... .TONIGHT...N WIND 25 TO 35 KT. SEAS 16 FT. FREEZING SPRAY. .SUN AND SUN NIGHT...N WIND 25 KT. SEAS 16 FT. FREEZING SPRAY. .MON...N WIND 20 KT. SEAS 15 FT. .MON NIGHT...NE WIND 20 KT. SEAS 11 FT. .TUE...E WIND 40 KT. SEAS 16 FT. .WED...NE WIND 35 KT. SEAS 16 FT. .THU...NE WIND 30 KT. SEAS 16 FT. $$ PKZ414-261500- BERING SEA OFFSHORE EAST OF 171W 400 PM AKST SAT DEC 25 2010 ...GALE WARNING TONIGHT... ...HEAVY FREEZING SPRAY WARNING THROUGH SUNDAY NIGHT... .TONIGHT...N WIND 35 KT. SEAS 14 TO 18 FT. SNOW SHOWERS. HEAVY FREEZING SPRAY. .SUN...N WIND 30 KT. SEAS 14 TO 18 FT. SNOW SHOWERS. HEAVY FREEZING SPRAY. .SUN NIGHT...N WIND 30 KT. SEAS 13 TO 17 FT. SNOW SHOWERS. HEAVY FREEZING SPRAY. .MON...N WIND 25 KT. SEAS 15 FT. .MON NIGHT...NW WIND 20 KT. SEAS 12 FT. .TUE...NE WIND 20 KT. SEAS 8 FT. .WED AND THU...NE WIND 30 KT. SEAS 10 FT. $$
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 Dec 22, 5:00 PM AKST, 11 hours earlier.
Area forecast discussion, Dec 22, 5:00 PM AKST, 11 hours before
SOUTHCENTRAL AND SOUTHWEST ALASKA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE ANCHORAGE AK
500 PM AKST WED DEC 22 2010
.ANALYSIS AND UPPER LEVELS...
.UPPER LEVELS...THE UPPER LOW SOUTH OF THE GULF REMAIN HAS REMAINED
NEARLY STATIONARY TODAY. THE UPPER RIDGE OVER THE BERING CONTINUES TO
MOVE EAST TOWARD WESTERN ALASKA. AN UPPER TROUGH NEAR THE KAMCHATKA
PENINSULA CONTINUES TO STRENGTHEN.
.AT THE SURFACE...A LARGE SURFACE LOW CENTERED SOUTH OF THE EASTERN
GULF DOMINATES THE NORTHEAST PACIFIC AND THE GULF. RAIN AND SNOW
SHOWERS CONTINUE TO MOVE THROUGH THE SOUTHERN GULF. A STRONG PRESSURE
GRADIENT PERSISTS ALONG THE CENTRAL GULF COAST IS PRODUCING GUSTY
WINDS THROUGH CHANNELED TERRAIN ALONG THE CHUGACH MOUNTAINS. GUSTY
WINDS HAVE ALSO DEVELOPED THROUGH THE SUSITNA VALLEY, MATANUSKA
VALLEY AND THE COOK INLET. STRONG WINDS PERSIST OVER BRISTOL BAY AND
THE ALASKA PENINSULA THROUGH TODAY, BUT WILL SLOWLY DIMINISH THIS
EVENING. A NEW WEATHER FRONT HAS MOVED INTO THE WESTERN BERING
OVERNIGHT.
.MODEL DISCUSSION...
MODELS REMAIN IN VERY GOOD AGREEMENT THROUGH FRIDAY. THE NAM IS
PREFERRED IN OVER SOUTHCENTRAL ALASKA DUE TO SUPERIOR HANDLING OF
PRESSURE GRADIENT ALONG GULF COAST AND THE GFS WAS USED IN THE
WESTERN DOMAIN.
.SHORT TERM FORECAST...
.SOUTHCENTRAL ALASKA...MOSTLY CLEAR SKIES AND COLD TEMPERATURES WILL
REMAIN OVER THE INTERIOR SECTIONS THROUGH FRIDAY. STRONG WINDS
THROUGH CHANNELED TERRAIN ALONG THE CENTRAL GULF COAST WILL CONTINUE
THROUGH EARLY THURSDAY MORNING THEN GRADUALLY DIMINISH INTO THURSDAY
NIGHT AND FRIDAY. THE GUSTY WINDS THROUGH THE SUSITNA VALLEY WILL
ALSO DIMINISH THURSDAY NIGHT.
.SOUTHWEST MAINLAND...STRONG WINDS OVER BRISTOL BAY AND THE ALASKA
PENINSULA WILL SLOWLY DIMINISH THROUGH THURSDAY. A WEATHER FRONT OVER
SIBERIA AND THE WESTERN BERING SEA WILL MOVE INTO THE
YUKON-KUSKOKWIM DELTA THURSDAY AFTERNOON THEN DISSIPATE OVER THE
SOUTHWEST INTERIOR THURSDAY NIGHT. SNOW WILL MOVE INTO THE KUSKOKWIM
DELTA COAST THURSDAY MORNING THEN SPREAD INTO WESTERN BRISTOL BAY AND
THE ALASKA PENINSULA BY THURSDAY EVENING. THE SNOW WILL BECOME SNOW
SHOWERS THURSDAY NIGHT AS THE FRONT STALLS THEN DISSIPATES OVER THE
AREAS THURSDAY NIGHT.
.BERING SEA...THE WEATHER FRONT OVER THE WESTERN BERING WILL MOVE
EAST ACROSS THE NORTH BERING TONIGHT AND THURSDAY MORNING. THE RIDGE
OVER THE EASTERN BERING WILL FLATTEN WITH THE FRONT, THEN REBUILD
OVER THE WESTERN BERING THURSDAY AND INTO THE CENTRAL BERING FRIDAY.
.LONG TERM FORECAST...
THE OVERALL PATTERN DOES NOT CHANGE MUCH FROM FRIDAY NIGHT THROUGH
SUNDAY. THE SURFACE LOW SOUTH OF THE GULF WILL DRIFT INTO THE
SOUTHERN GULF SUNDAY AND MOVE THE SNOW SHOWERS INTO THE CENTRAL GULF
COAST AND PRINCE WILLIAM SOUND OVER THE WEEKEND. THE RIDGE OVER THE
CENTRAL BERING PERSIST THROUGH THE WEEKEND. NORTHERLY FLOW OVER
WESTERN ALASKA WILL CLEAR MOST OF THE CLOUDS SOUTHWEST ALASKA
SATURDAY AND SUNDAY.
.AER/ALU...WATCH/WARNING SUMMARY
PUBLIC...HIGH WIND WARNING NEAR WHITTIER.
MARINE...STORM 150
GALE 130 132 138 155 160 165 170 185
FIRE WEATHER...NONE
NM DEC 10The office that day
Everything else NWS Anchorage, AK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 22, 4:00 PM AKST | Gale Warning | AFC | 4 days | |
| Dec 22, 4:00 PM AKST | Small Craft Advisory | AFC | 43 hr | |
| Dec 22, 4:00 PM AKST | Heavy Freezing Spray Warning | AFC | 9 days | |
| Dec 22, 9:35 PM AKST | Gale Warning | AFC | 6 hr | |
| Dec 23, 4:00 AM AKST | Gale Warning | AFC | 3 days | |
| Dec 23, 4:00 AM AKST | Small Craft Advisory | AFC | 24 hr | |
| Dec 23, 4:00 AM AKST | Small Craft Advisory | AFC | 24 hr | |
| Dec 23, 4:00 AM AKST | Heavy Freezing Spray Warning | AFC | 5 days |
Nearby
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.