Alert archive / Alaska / Gale Warnings in 2011
Gale Warning 19, NWS Anchorage, AK
NWS Anchorage, AK issued this gale warning at Jan 16, 2011, 4:00 AM AKST. It was in force for 4 days. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jan 16, 2011, 4:00 AM AKST (13:00 UTC)
- Expired
- Jan 19, 2011, 4:00 PM AKST
- In force
- 4 days
- Issued by
- NWS Anchorage, AK
The text
As transmitted, in the capitals the NWS used until 2016.
488 FZAK61 PAFC 161247 OFFAER OFFSHORE WATERS FORECAST NATIONAL WEATHER SERVICE ANCHORAGE AK 400 AM AKST SUN JAN 16 2011 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. PKZ399-170300- 400 AM AKST SUN JAN 16 2011 .SYNOPSIS FOR THE WESTERN GULF OF ALASKA... A TROUGH OF LOW PRESSURE OVER THE NORTHERN GULF DEVELOPS INTO A 997 MB LOW NEAR 59N 142W SUN AFTERNOON THEN WEAKENS AND DISSIPATES MON. A 1010 MB LOW MOVES INTO THE CENTRAL GULF OF ALASKA MON THEN MOVES INTO THE EASTERN GULF EARLY TUE. $$ PKZ351-170300- GULF OF ALASKA OFFSHORE NORTH OF 57N AND WEST OF 144W 400 AM AKST SUN JAN 16 2011 ...GALE WARNING THROUGH TONIGHT... .TODAY...W WIND 25 TO 35 KT. SEAS 12 FT. .TONIGHT...W TO SW WIND 25 TO 35 KT. SEAS 12 FT. SNOW AND RAIN SHOWERS. .MON...SW WIND 20 KT. SEAS 14 FT. SNOW. .MON NIGHT...W WIND 20 KT. SEAS 14 FT. .TUE...SW WIND 20 KT. SEAS 10 FT. .WED...SE WIND 35 KT. SEAS 13 FT. .THU...S WIND 20 KT. SEAS 15 FT. $$ PKZ352-170300- GULF OF ALASKA OFFSHORE SOUTH OF 57N NORTH OF 55N AND WEST OF 144W 400 AM AKST SUN JAN 16 2011 .TODAY...N TO W WIND 15 TO 30 KT. SEAS 13 FT. .TONIGHT...SW WIND 25 KT. SEAS 14 FT. RAIN SHOWERS. .MON...SW WIND 20 KT. SEAS 15 FT. SNOW. .MON NIGHT...W WIND 20 KT. SEAS 15 FT. .TUE...S WIND 25 KT. SEAS 10 FT. .WED...SE WIND 35 KT. SEAS 18 FT. .THU...S WIND 25 KT. SEAS 20 FT. $$
8 follow-up statements
429 FZAK61 PAFC 162007 AAA OFFAER OFFSHORE WATERS FORECAST NATIONAL WEATHER SERVICE ANCHORAGE AK 1110 AM AKST SUN JAN 16 2011 UPDATED 351 FOR WIND SPEEDS OFFSHORE WATERS FORECAST FOR THE GULF OF ALASKA WEST OF 144W WIND FORECASTS REFLECT THE PREDOMINANT SPEED AND DIRECTION EXPECTED. SEA FORECASTS REPRESENT AN AVERAGE OF THE HIGHEST ONE-THIRD OF THE COMBINED WIND WAVE AND SWELL HEIGHT. PKZ399-170300- 400 AM AKST SUN JAN 16 2011 .SYNOPSIS FOR THE WESTERN GULF OF ALASKA... A TROUGH OF LOW PRESSURE OVER THE NORTHERN GULF DEVELOPS INTO A 997 MB LOW NEAR 59N 142W SUN AFTERNOON THEN WEAKENS AND DISSIPATES MON. A 1010 MB LOW MOVES INTO THE CENTRAL GULF OF ALASKA MON THEN MOVES INTO THE EASTERN GULF EARLY TUE. $$ PKZ351-170300- GULF OF ALASKA OFFSHORE NORTH OF 57N AND WEST OF 144W 1110 AM AKST SUN JAN 16 2011 ...GALE WARNING THROUGH TONIGHT... .TODAY...NW WIND 30 TO 40 KT. SEAS 10 FT. .TONIGHT...W TO SW WIND 30 TO 40 KT. SEAS 11 FT. SNOW AND RAIN SHOWERS. .MON...SW WIND 20 KT. SEAS 14 FT. SNOW. .MON NIGHT...W WIND 20 KT. SEAS 14 FT. .TUE...SW WIND 20 KT. SEAS 10 FT. .WED...SE WIND 35 KT. SEAS 13 FT. .THU...S WIND 20 KT. SEAS 15 FT. $$ PKZ352-170300- GULF OF ALASKA OFFSHORE SOUTH OF 57N NORTH OF 55N AND WEST OF 144W 400 AM AKST SUN JAN 16 2011 .TODAY...N TO W WIND 15 TO 30 KT. SEAS 13 FT. .TONIGHT...SW WIND 25 KT. SEAS 14 FT. RAIN SHOWERS. .MON...SW WIND 20 KT. SEAS 15 FT. SNOW. .MON NIGHT...W WIND 20 KT. SEAS 15 FT. .TUE...S WIND 25 KT. SEAS 10 FT. .WED...SE WIND 35 KT. SEAS 18 FT. .THU...S WIND 25 KT. SEAS 20 FT. $$
292 FZAK61 PAFC 170048 OFFAER OFFSHORE WATERS FORECAST NATIONAL WEATHER SERVICE ANCHORAGE AK 400 PM AKST SUN JAN 16 2011 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. PKZ399-171500- 400 PM AKST SUN JAN 16 2011 .SYNOPSIS FOR THE WESTERN GULF OF ALASKA... A 1004 MB LOW NEAR 57N 154W WILL MOVE TO 58N 146W MON MORNING AT 1009 MB AND THEN TO 59N 140W MON EVENING. A STRONG WEATHER FRONT WILL MOVE INTO THE WESTERN GULF TUE AFTERNOON. $$ PKZ351-171500- GULF OF ALASKA OFFSHORE NORTH OF 57N AND WEST OF 144W 400 PM AKST SUN JAN 16 2011 ...GALE WARNING TONIGHT... .TONIGHT...W WIND 30 TO 40 KT. SEAS 14 FT. SNOW. .MON...SW WIND 25 KT. SEAS 15 FT. .MON NIGHT...W WIND 20 KT. SEAS 15 FT. .TUE...VARIABLE WIND 10 KT. SEAS 13 FT. .TUE NIGHT AND WED...SE WIND 35 KT. SEAS 13 FT. .THU...S WIND 20 KT. SEAS 15 FT. .FRI...S WIND 30 KT. SEAS 14 FT. $$ PKZ352-171500- GULF OF ALASKA OFFSHORE SOUTH OF 57N NORTH OF 55N AND WEST OF 144W 400 PM AKST SUN JAN 16 2011 .TONIGHT...SW WIND 20 TO 30 KT. SEAS 14 FT. .MON...SW WIND 25 KT. SEAS 15 FT. .MON NIGHT...W WIND 20 KT. SEAS 15 FT. .TUE...S WIND 20 KT. SEAS 11 FT. .TUE NIGHT...SE WIND 35 KT. SEAS 11 FT. .WED...SW WIND 30 KT. SEAS 19 FT. .THU...S WIND 25 KT. SEAS 19 FT. .FRI...S WIND 30 KT. SEAS 18 FT. $$
365 FZAK61 PAFC 171240 OFFAER OFFSHORE WATERS FORECAST NATIONAL WEATHER SERVICE ANCHORAGE AK 400 AM AKST MON JAN 17 2011 OFFSHORE WATERS FORECAST FOR THE GULF OF ALASKA WEST OF 144W WIND FORECASTS REFLECT THE PREDOMINANT SPEED AND DIRECTION EXPECTED. SEA FORECASTS REPRESENT AN AVERAGE OF THE HIGHEST ONE-THIRD OF THE COMBINED WIND WAVE AND SWELL HEIGHT. PKZ399-180300- 400 AM AKST MON JAN 17 2011 .SYNOPSIS FOR THE WESTERN GULF OF ALASKA... A 1007 MB LOW NEAR 58N 147W MOVES TO 57N 142W MON EVENING AT 1010 MB AND CONTINUES ONSHORE TUE MORNING. A STRONG WEATHER FRONT MOVES INTO THE WESTERN GULF TUE AFTERNOON. $$ PKZ351-180300- GULF OF ALASKA OFFSHORE NORTH OF 57N AND WEST OF 144W 400 AM AKST MON JAN 17 2011 ...GALE WARNING TODAY... .TODAY...SW WIND 30 TO 40 KT DIMINISHING TO W 10 TO 20 KT IN THE AFTERNOON. SEAS 14 FT. SNOW AND RAIN. .TONIGHT...W WIND 20 KT. SEAS 14 FT. SNOW AND RAIN SHOWERS. .TUE...W WIND 15 KT. SEAS 12 FT. .TUE NIGHT...SE WIND 35 KT. SEAS 10 FT. .WED...S WIND 40 KT. SEAS 16 FT. .THU...SW WIND 20 KT. SEAS 15 FT. .FRI...S WIND 30 KT. SEAS 14 FT. $$ PKZ352-180300- GULF OF ALASKA OFFSHORE SOUTH OF 57N NORTH OF 55N AND WEST OF 144W 400 AM AKST MON JAN 17 2011 ...GALE WARNING TODAY... .TODAY...SW WIND 25 TO 35 KT BECOMING W 15 TO 25 KT IN THE AFTERNOON. SEAS 15 FT. SNOW AND RAIN. .TONIGHT...W WIND 10 TO 20 KT. SEAS 15 FT. .TUE...S TO W WIND 10 TO 20 KT. SEAS 12 FT. .TUE NIGHT...SE WIND 35 KT. SEAS 14 FT. .WED...SW WIND 35 KT. SEAS 20 FT. .THU...SW WIND 20 KT. SEAS 20 FT. .FRI...SW WIND 30 KT. SEAS 18 FT. $$
984 FZAK61 PAFC 180022 OFFAER OFFSHORE WATERS FORECAST NATIONAL WEATHER SERVICE ANCHORAGE AK 400 PM AKST MON JAN 17 2011 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. PKZ399-181500- 400 PM AKST MON JAN 17 2011 .SYNOPSIS FOR THE WESTERN GULF OF ALASKA... A 1009 MB LOW NEAR 58N 145W WILL MOVE ONSHORE NEAR 58N 137W LATE TONIGHT. A WEATHER FRONT MOVES INTO THE WESTERN GULF TUE AFTERNOON. $$ PKZ351-181500- GULF OF ALASKA OFFSHORE NORTH OF 57N AND WEST OF 144W 400 PM AKST MON JAN 17 2011 ...GALE WARNING TUESDAY NIGHT... .TONIGHT...W WIND 20 KT. SEAS 14 FT. SNOW AND RAIN. .TUE...W WIND 15 KT. SEAS 12 FT. .TUE NIGHT...SE WIND 25 KT EXCEPT INCREASING TO 40 KT W OF 147W AFTER MIDNIGHT. SEAS 10 FT. RAIN AND SNOW. .WED...SE WIND 45 KT. SEAS 13 FT. .WED NIGHT...SW WIND 35 KT. SEAS 16 FT. .THU...SW WIND 25 KT. SEAS 16 FT. .FRI...S WIND 30 KT. SEAS 14 FT. .SAT...SW WIND 20 KT. SEAS 13 FT. $$ PKZ352-181500- GULF OF ALASKA OFFSHORE SOUTH OF 57N NORTH OF 55N AND WEST OF 144W 400 PM AKST MON JAN 17 2011 ...GALE WARNING TUESDAY NIGHT... .TONIGHT...W WIND 20 KT. SEAS 15 FT. SNOW AND RAIN. .TUE...S WIND 20 KT. SEAS 12 FT. .TUE NIGHT...SE WIND 30 KT EXCEPT INCREASING TO 40 KT W OF 147W AFTER MIDNIGHT. SEAS 13 FT. PATCHY FOG. RAIN SHOWERS. .WED...S WIND 40 KT. SEAS 20 FT. .WED NIGHT...SW WIND 30 KT. SEAS 21 FT. .THU...SW WIND 25 KT. SEAS 20 FT. .FRI...SW WIND 30 KT. SEAS 18 FT. .SAT...W WIND 20 KT. SEAS 15 FT. $$ JAM JAN 11
069 FZAK61 PAFC 181232 OFFAER OFFSHORE WATERS FORECAST NATIONAL WEATHER SERVICE ANCHORAGE AK 400 AM AKST TUE JAN 18 2011 OFFSHORE WATERS FORECAST FOR THE GULF OF ALASKA WEST OF 144W WIND FORECASTS REFLECT THE PREDOMINANT SPEED AND DIRECTION EXPECTED. SEA FORECASTS REPRESENT AN AVERAGE OF THE HIGHEST ONE-THIRD OF THE COMBINED WIND WAVE AND SWELL HEIGHT. PKZ399-190300- 400 AM AKST TUE JAN 18 2011 .SYNOPSIS FOR THE WESTERN GULF OF ALASKA... A WEAK LOW PRESSURE TROUGH OVER THE NORTHERN GULF OF ALASKA WILL DISSIPATE TUE AFTERNOON. A STRONG FRONT MOVES INTO THE WESTERN GULF TUESDAY NIGHT AND OVER THE NORTHERN GULF WEDNESDAY. $$ PKZ351-190300- GULF OF ALASKA OFFSHORE NORTH OF 57N AND WEST OF 144W 400 AM AKST TUE JAN 18 2011 ...GALE WARNING TONIGHT AND WEDNESDAY... .TODAY...W WIND 10 TO 20 KT. SEAS 12 FT. RAIN SHOWERS. .TONIGHT...E WIND 15 KT INCREASING TO 25 TO 35 KT AFTER MIDNIGHT. SEAS 9 FT. RAIN AND SNOW SHOWERS. .WED...E WIND 35 TO 45 KT. SEAS 11 FT. RAIN AND SNOW. .WED NIGHT...SW WIND 30 TO 40 KT. SEAS 17 FT. .THU...S WIND 20 TO 30 KT. SEAS 16 FT. .FRI AND SAT...SW WIND 25 KT. SEAS 14 FT. $$ PKZ352-190300- GULF OF ALASKA OFFSHORE SOUTH OF 57N NORTH OF 55N AND WEST OF 144W 400 AM AKST TUE JAN 18 2011 ...GALE WARNING TONIGHT AND WEDNESDAY... .TODAY...VARIABLE WIND 15 KT BECOMING E WIND 10 TO 20 KT IN THE AFTERNOON. SEAS 8 TO 12 FT. RAIN AND SNOW SHOWERS. .TONIGHT...SE WIND 25 TO 40 KT. SEAS 11 FT. RAIN. .WED...SE WIND 40 KT BECOMING SW 30 KT IN THE AFTERNOON. SEAS 13 FT BUILDING TO 18 FT IN THE AFTERNOON. RAIN. .WED NIGHT...SW WIND 25 TO 35 KT. SEAS 20 FT. .THU...SW WIND 25 KT. SEAS 19 FT. .FRI...SW WIND 30 KT. SEAS 18 FT. .SAT...SW WIND 25 KT. SEAS 17 FT. $$
281 FZAK61 PAFC 190030 OFFAER OFFSHORE WATERS FORECAST NATIONAL WEATHER SERVICE ANCHORAGE AK 400 PM AKST TUE JAN 18 2011 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. PKZ399-191500- 400 PM AKST TUE JAN 18 2011 .SYNOPSIS FOR THE WESTERN GULF OF ALASKA... A WEATHER FRONT WILL MOVE INTO THE WESTERN GULF TUE NIGHT AND OVER THE NORTHERN GULF WED. A 993 MB LOW WILL DEVELOP NEAR 57N 149W AND MOVE INLAND NEAR 59N 140W THU MORNING AT 996 MB. $$ PKZ351-191500- GULF OF ALASKA OFFSHORE NORTH OF 57N AND WEST OF 144W 400 PM AKST TUE JAN 18 2011 ...GALE WARNING WEDNESDAY AND WEDNESDAY NIGHT... .TONIGHT...E WIND 10 TO 20 KT INCREASING TO 20 TO 30 KT AFTER MIDNIGHT. SEAS 8 TO 12 FT. RAIN. .WED...SE WIND 40 KT. SEAS 14 FT. PATCHY FOG. RAIN. .WED NIGHT...SW WIND 35 KT. SEAS 16 FT. PATCHY FOG. RAIN. .THU...SW WIND 25 KT. SEAS 16 FT. .THU NIGHT...S WIND 25 KT. SEAS 14 FT. .FRI...SW WIND 20 KT. SEAS 13 FT. .SAT...SW WIND 25 KT. SEAS 14 FT. .SUN...S WIND 30 KT. SEAS 13 FT. $$ PKZ352-191500- GULF OF ALASKA OFFSHORE SOUTH OF 57N NORTH OF 55N AND WEST OF 144W 400 PM AKST TUE JAN 18 2011 ...GALE WARNING THROUGH WEDNESDAY... .TONIGHT... E WIND 15 TO 25 KT INCREASING TO 25 TO 35 KT AFTER MIDNIGHT. SEAS 9 TO 13 FT. PATCHY FOG. RAIN. .WED...SE WIND 35 KT. SEAS 13 FT BUILDING TO 18 FT IN THE AFTERNOON. PATCHY FOG. RAIN SHOWERS. .WED NIGHT...SW WIND 30 KT. SEAS 20 FT. .THU...S WIND 25 KT. SEAS 19 FT. .THU NIGHT...SW WIND 30 KT. SEAS 18 FT. .FRI AND SAT...SW WIND 25 KT. SEAS 17 FT. .SUN...S WIND 30 KT. SEAS 13 FT. $$ JAM JAN 11
601 FZAK61 PAFC 191643 OFFAER OFFSHORE WATERS FORECAST NATIONAL WEATHER SERVICE ANCHORAGE AK 400 AM AKST WED JAN 19 2011 OFFSHORE WATERS FORECAST FOR THE GULF OF ALASKA WEST OF 144W WIND FORECASTS REFLECT THE PREDOMINANT SPEED AND DIRECTION EXPECTED. SEA FORECASTS REPRESENT AN AVERAGE OF THE HIGHEST ONE-THIRD OF THE COMBINED WIND WAVE AND SWELL HEIGHT. PKZ399-200300- 400 AM AKST WED JAN 19 2011 .SYNOPSIS FOR THE WESTERN GULF OF ALASKA... A WEATHER FRONT OVER THE WESTERN GULF THIS MORNING WILL MOVE OVER THE NORTHERN GULF THIS AFTERNOON...AND OVER THE EASTERN GULF COAST TONIGHT. A 993 MB LOW WILL DEVELOP NEAR 57N 145W TODAY AND WILL MOVE INLAND NEAR 59N 140W THURSDAY MORNING AT 994 MB. HIGH PRESSURE WILL BUILD IN OVER THE GULF OF ALASKA THURSDAY. $$ PKZ351-200300- GULF OF ALASKA OFFSHORE NORTH OF 57N AND WEST OF 144W 400 AM AKST WED JAN 19 2011 ...GALE WARNING THROUGH TONIGHT... .TODAY...E WIND 40 KT. SEAS 16 FT. PATCHY FOG. RAIN. .TONIGHT...SW WIND 35 KT. SEAS 17 FT. PATCHY FOG. RAIN. .THU...W WIND 25 KT BECOMING SW 15 KT IN THE AFTERNOON. SEAS 17 FT. .THU NIGHT...S WIND 25 KT. SEAS 14 FT. .FRI...SW WIND 25 KT. SEAS 14 FT. .SAT...SW WIND 25 KT. SEAS 14 FT. .SUN...S WIND 35 KT. SEAS 14 FT. $$ PKZ352-200300- GULF OF ALASKA OFFSHORE SOUTH OF 57N NORTH OF 55N AND WEST OF 144W 400 AM AKST WED JAN 19 2011 ...GALE WARNING THROUGH TONIGHT... .TODAY...SE WIND 35 KT. SEAS 18 FT. PATCHY FOG. RAIN. .TONIGHT...SW WIND 35 KT. SEAS 21 FT. .THU...SW WIND 25 KT. SEAS 20 FT. RAIN. .THU NIGHT...SW WIND 30 KT. SEAS 18 FT. .FRI...SW WIND 35 KT. SEAS 17 FT. .SAT...S WIND 35 KT. SEAS 16 FT. .SUN...S WIND 30 KT. SEAS 14 FT. $$
133 FZAK61 PAFC 200031 OFFAER OFFSHORE WATERS FORECAST NATIONAL WEATHER SERVICE ANCHORAGE AK 400 PM AKST WED JAN 19 2011 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. PKZ399-201500- 400 PM AKST WED JAN 19 2011 .SYNOPSIS FOR THE WESTERN GULF OF ALASKA... A 994 MB LOW NEAR 58N 147W MOVES TO 60N 140W TONIGHT AND DISSIPATES THU MORNING. A 984 MB LOW NEAR 55N 159W THU AFTERNOON WEAKENS TO 992 MB NEAR 59N 148W FRI MORNING AND DISSIPATES. $$ PKZ351-201500- GULF OF ALASKA OFFSHORE NORTH OF 57N AND WEST OF 144W 400 PM AKST WED JAN 19 2011 .TONIGHT...SW WIND 30 KT. SEAS 16 FT. PATCHY FOG. RAIN. .THU...W WIND 25 KT BECOMING S 20 KT IN THE AFTERNOON. SEAS 16 FT. RAIN. .THU NIGHT...SW WIND 30 KT AFTER MIDNIGHT. SEAS 14 FT. RAIN. .FRI...SW WIND 25 KT. SEAS 14 FT. .FRI NIGHT AND SAT...SW WIND 30 KT. SEAS 16 FT. .SUN...S WIND 30 KT. SEAS 13 FT. .MON...S WIND 25 KT. SEAS 12 FT. $$ PKZ352-201500- GULF OF ALASKA OFFSHORE SOUTH OF 57N NORTH OF 55N AND WEST OF 144W 400 PM AKST WED JAN 19 2011 ...GALE WARNING THURSDAY NIGHT... .TONIGHT...SW WIND 30 KT. SEAS 21 FT. .THU...S WIND 25 KT. SEAS 20 FT. RAIN. .THU NIGHT...SW WIND 35 KT. SEAS 18 FT. .FRI THROUGH SAT...SW WIND 30 KT. SEAS 18 FT. .SUN AND MON...S WIND 30 KT. SEAS 15 FT. $$ JAM JAN 11
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 Jan 15, 1:30 PM AKST, 14 hours 30 minutes earlier.
Area forecast discussion, Jan 15, 1:30 PM AKST, 14 hours 30 minutes before
SOUTHCENTRAL AND SOUTHWEST ALASKA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE ANCHORAGE AK
130 PM AKST SAT JAN 15 2011
.MODEL DISCUSSION...MODELS IN GOOD AGREEMENT ON WEAK NORTHERN GULF
TROUGH THAT CONTINUES TO DEVELOP TODAY. SHOULD BOTTOM OUT AROUND 998
MB SUN EVENING AND HELP KEEP PRESSURE GRADIENT OVER COPPER RIVER
BASIN STRONG. ALL MODELS ALSO HINTING AT SOME TYPE OF WEAK LOW
FORMING MON NE OF KODIAK ISLAND WHICH COULD GENERATE SOME SNOW
SHOWERS ON SO. KENAI PEN MON EVENING AND TUE.
THE MAJOR WEATHER ISSUE IS THE DEVELOPMENT OF A VERY STRONG LOW
SW OF THE ATTU ON SUN. ALL MODELS PORTRAIT A DEEP LOW WITH A MAX
CENTRAL PRESSURE IN THE 945 TO 935 MB RANGE EARLY MON. SOME MODEL
DIFFERENCE ON NATURE OF SECONDARY LOW THAT FORMS TO THE EAST ALONG
175W MON MORNING...GFS TENDS TO BE DEEPER SOLUTION WITH NAM CLOSE
BEHIND. THIS LOW IS THEN PROGED TO MOVE INTO WESTERN ALEUTIANS NEAR
DATELINE LATE TUE MORNING AROUND 945 MB. DESPITE THE MODEL
DIFFERENCES THE MESSAGE IS CLEAR...A SERIES OF POWERFUL STORMS WILL
MOVE INTO THE WESTERN AND CENTRAL ALEUTIANS BEGINNING SUN EVENING.
.ANALYSIS AND UPPER LEVELS...DEEP COLD AIR CONTINUES TO RESIDE OVER
THE EASTERN HALF OF THE STATE WITH RELATIVELY WARMER AIR TO THE WEST
DUE TO VERY HIGH PRESSURE. EXPECTING STRONG NORTHERLY WINDS OUT OF
SOUTHERN COPPER RIVER BASIN TO CONTINUE THROUGH SUN NIGHT AND THEN
DIMINISH. CONTINUED COLD AND CLEAR EAST OF 155W OVER WEEKEND.
.SHORT TERM FORECAST...
SOUTHCENTRAL...LITTLE CHANGE IN STORE THROUGH MON. COLD IN AREAS OF
LIGHT WINDS. NORTH WINDS IN MTN PASSES TO CONTINUE.
SOUTHWEST...SHOULD REMAIN GENERALLY CLEAR AND COLD. COLDEST TEMPS IN
LOW LYING AREAS.
BERING SEA...WEAK SURFACE LOW FORMING OVER PRIBILOF ISLANDS DUE TO
UPPER LEVEL LOW MOVING FROM THE EAST SHOULD GENERATE SOME SCATTERED
SNOW SHOWERS THIS AFTERNOON THROUGH SUNDAY OVER THE CENTRAL BERING.
ALSO SOME COOLER SURFACE TEMPS WITH THIS BRIEF DISTURBANCE.
FIRST STRONG FRONT SHOULD IMPACT WESTERN ALEUTIANS SUN EVENING
AND INTO EASTERN ALEUTIANS MON EVENING. RIGHT NOW WE ARE ADVERTISING
50 TO 55 KT WINDS IN THE MARINE ZONES BUT COULD BE PUSHED HIGHER AS
MODELS ATTEMPTED TO ZERO IN ON SOLUTION.
.LONG TERM FORECAST...MAJOR EVENT IS FRONT AND ASSOCIATED LOWS IN THE
WESTERN BERING CONTINUING THROUGH WED. MAIN FRONT ALTHOUGH WEAKENED
MOVES OVER AK PEN EARLY WED WITH CONSIDERABLE PUNCH. THERE IS SOME
POTENTIAL FOR THIS FRONT TO REACH COOK INLET WED NIGHT BRING CLOUDS
AND WARMER TEMPS.
.AER/ALU...WATCH/WARNING SUMMARY
PUBLIC...WIND CHILL ADV 145 131
MARINE...GALES: 172 185 STRMS: 175 176
FIRE WEATHER...NADA
JMP JAN 11The office that day
Everything else NWS Anchorage, AK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 15, 4:00 PM AKST | Gale Warning | AFC | 12 hr | |
| Jan 15, 4:00 PM AKST | Gale Warning | AFC | 12 hr | |
| Jan 15, 4:00 PM AKST | Small Craft Advisory | AFC | 48 hr | |
| Jan 15, 4:00 PM AKST | Small Craft Advisory | AFC | 48 hr | |
| Jan 15, 4:00 PM AKST | Storm Warning | AFC | 24 hr | |
| Jan 16, 4:00 AM AKST | Gale Warning | AFC | 24 hr | |
| Jan 16, 4:00 AM AKST | Gale Warning | AFC | 12 hr | |
| Jan 16, 4:00 AM AKST | Gale Warning | AFC | 24 hr | |
| Jan 16, 4:00 AM AKST | Small Craft Advisory | AFC | 12 hr | |
| Jan 16, 4:00 AM AKST | Storm Warning | AFC | 12 hr | |
| Jan 16, 4:00 AM AKST | Storm Warning | AFC | 60 hr |
Nearby
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.