Alert archive / Alaska / Gale Warnings in 2011
Gale Warning 1030, NWS Anchorage, AK
NWS Anchorage, AK issued this gale warning at Dec 30, 2011, 4:00 AM AKST. It was in force for 38 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 30, 2011, 4:00 AM AKST (13:00 UTC)
- Expired
- Dec 31, 2011, 6:00 PM AKST
- In force
- 38 hr
- Issued by
- NWS Anchorage, AK
The text
As transmitted, in the capitals the NWS used until 2016.
867 FZAK52 PAFC 301152 CWFALU COASTAL WATERS FORECAST NATIONAL WEATHER SERVICE ANCHORAGE ALASKA 400 AM AKST FRI DEC 30 2011 COASTAL WATERS FORECAST FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA PENINSULA WATERS AND THE ALEUTIAN ISLANDS UP TO 100 NM OUT. 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. PKZ199-310300- 400 AM AKST FRI DEC 30 2011 .SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA PENINSULA WATERS AND THE ALEUTIAN ISLANDS... A 1008 MB LOW 420 NM NORTH OF SHEMYA WILL MOVE TO 130 NM SOUTHWEST OF CAPE NEWENHAM BY LATE SAT NIGHT AND STRENGTHEN TO 994 MB. $$ PKZ150-310300- COASTAL WATERS SOUTH OF THE ALASKA PENINSULA SITKINAK TO CASTLE CAPE 400 AM AKST FRI DEC 30 2011 ...HEAVY FREEZING SPRAY WARNING THROUGH SATURDAY... ...SMALL CRAFT ADVISORY THROUGH SATURDAY... .TODAY...NW WIND 30 KT. SEAS 11 FT. HEAVY FREEZING SPRAY. .TONIGHT...NW WIND 25 KT. SEAS 8 FT. HEAVY FREEZING SPRAY. .SAT...N WIND 25 KT. SEAS 8 FT. HEAVY FREEZING SPRAY. .SAT NIGHT...N WIND 30 KT. SEAS 9 FT. .SUN...NW WIND 30 KT. SEAS 9 FT. .MON...NW WIND 25 KT. SEAS 8 FT. .TUE...NW WIND 20 KT. SEAS 7 FT. $$ PKZ155-310300- COASTAL WATERS SOUTH OF THE ALASKA PENINSULA CASTLE CAPE TO CAPE SARICHEF 400 AM AKST FRI DEC 30 2011 ...SMALL CRAFT ADVISORY TODAY AND SATURDAY... .TODAY...NW WIND 30 KT. SEAS 8 FT. SNOW SHOWERS. FREEZING SPRAY. .TONIGHT...N WIND 20 KT. SEAS 6 FT. FREEZING SPRAY. .SAT...N WIND 25 KT. SEAS 8 FT. FREEZING SPRAY. .SAT NIGHT...SE WIND 20 KT. SEAS 7 FT. .SUN...W WIND 15 KT. SEAS 9 FT. .MON...NW WIND 20 KT. SEAS 8 FT. .TUE...NW WIND 25 KT. SEAS 9 FT. $$ PKZ160-310300- BRISTOL BAY WATERS CAPE NEWENHAM TO PORT HEIDEN 400 AM AKST FRI DEC 30 2011 ...HEAVY FREEZING SPRAY WARNING THROUGH SATURDAY... ...SMALL CRAFT ADVISORY THROUGH TONIGHT... .TODAY...NW WIND 25 KT. SEAS IN ICE FREE WATERS 7 FT. HEAVY FREEZING SPRAY. .TONIGHT...NW WIND 25 KT. SEAS IN ICE FREE WATERS 7 FT. HEAVY FREEZING SPRAY. .SAT...N WIND 20 KT DIMINISHING TO 10 KT IN THE AFTERNOON. SEAS IN ICE FREE WATERS 5 FT SUBSIDING TO 2 FT IN THE AFTERNOON. HEAVY FREEZING SPRAY. .SAT NIGHT...E WIND 25 KT. SEAS IN ICE FREE WATERS 7 FT. .SUN...N WIND 25 KT. SEAS IN ICE FREE WATERS 7 FT. .MON...NW WIND 25 KT. SEAS IN ICE FREE WATERS 6 FT. .TUE...N WIND 15 KT. SEAS IN ICE FREE WATERS 4 FT. $$ PKZ165-310300- PORT HEIDEN TO CAPE SARICHEF 400 AM AKST FRI DEC 30 2011 ...HEAVY FREEZING SPRAY WARNING THROUGH TONIGHT... ...SMALL CRAFT ADVISORY THROUGH SATURDAY... .TODAY...NW WIND 25 KT. SEAS 11 FT. SNOW SHOWERS. HEAVY FREEZING SPRAY. .TONIGHT...NW WIND 25 KT. SEAS 9 FT. SNOW SHOWERS. HEAVY FREEZING SPRAY. .SAT...VARIABLE WIND 10 KT BECOMING S 25 KT IN THE AFTERNOON. FROM PORT MOLLER E...NW WIND 15 KT. SEAS 6 FT. FREEZING SPRAY. .SAT NIGHT...S WIND 30 KT. SEAS 11 FT. .SUN...W WIND 15 KT. SEAS 9 FT. .MON...N WIND 20 KT. SEAS 6 FT. .TUE...NW WIND 15 KT. SEAS 7 FT. $$ PKZ180-310300- SOUTHWEST ALASKA WATERS CAPE NEWENHAM TO DALL POINT 400 AM AKST FRI DEC 30 2011 ...BRISK WIND ADVISORY TODAY... .TODAY...NW WIND 25 KT. .TONIGHT...NW WIND 20 KT. .SAT...N WIND 10 KT. .SAT NIGHT...E WIND 25 KT. .SUN...NE WIND 25 KT. .MON...N WIND 20 KT. .TUE...N WIND 15 KT. $$ PKZ170-310300- EASTERN ALEUTIANS CAPE SARICHEF TO NIKOLSKI 400 AM AKST FRI DEC 30 2011 ...GALE WARNING SATURDAY... .TODAY...NW WIND 20 KT. SEAS 8 FT. SNOW SHOWERS. FREEZING SPRAY. .TONIGHT...N WIND 20 KT. SEAS 7 FT. SNOW. FREEZING SPRAY. .SAT...SW WIND 20 KT INCREASING TO 35 KT IN THE AFTERNOON. SEAS 6 FT BUILDING TO 11 FT IN THE AFTERNOON. SNOW. FREEZING SPRAY. .SAT NIGHT...SW WIND 30 KT. SEAS 12 FT. .SUN...W WIND 20 KT. SEAS 10 FT. .MON...N WIND 20 KT. SEAS 9 FT. .TUE...NW WIND 20 KT. SEAS 11 FT. $$ PKZ171-310300- UNALASKA BAY 400 AM AKST FRI DEC 30 2011 .TODAY...NW WIND 10 KT WITH GUSTS TO 20 KT. SEAS 2 FT. SNOW SHOWERS. .TONIGHT...N WIND 15 KT BECOMING NW 10 KT AFTER MIDNIGHT. SEAS 3 FT. FREEZING SPRAY. .SAT...S WIND 20 KT. SEAS 3 FT. SNOW. FREEZING SPRAY. .SAT NIGHT...SW WIND 20 KT. SEAS 3 FT. .SUN...W WIND 15 KT. SEAS 3 FT. .MON...N WIND 15 KT. SEAS 4 FT. .TUE...NW WIND 15 KT. SEAS 4 FT. $$ PKZ172-310300- EASTERN ALEUTIANS NIKOLSKI TO ADAK 400 AM AKST FRI DEC 30 2011 ...GALE WARNING SATURDAY... .TODAY...N WIND 20 KT. SEAS 7 FT. FREEZING SPRAY. .TONIGHT...W WIND 25 KT. SEAS 9 FT. SNOW. FREEZING SPRAY. .SAT...W WIND 35 KT. SEAS 14 FT. SNOW. FREEZING SPRAY. .SAT NIGHT...SW WIND 25 KT. SEAS 10 FT. .SUN...NE WIND 20 KT. SEAS 8 FT. .MON...N WIND 20 KT. SEAS 10 FT. .TUE...W WIND 20 KT. SEAS 13 FT. $$ PKZ175-310300- WESTERN ALEUTIANS ADAK TO KISKA 400 AM AKST FRI DEC 30 2011 ...SMALL CRAFT ADVISORY TONIGHT AND SATURDAY... .TODAY...NW WIND 20 KT. SEAS 6 FT. SNOW. FREEZING SPRAY. .TONIGHT...W WIND 30 KT. SEAS 10 FT. SNOW. FREEZING SPRAY. .SAT...W WIND 25 KT. SEAS 9 FT. SNOW SHOWERS. FREEZING SPRAY. .SAT NIGHT...N WIND 15 KT. SEAS 8 FT. .SUN...NE WIND 25 KT. SEAS 11 FT. .MON...NW WIND 20 KT. SEAS 8 FT. .TUE...S WIND 25 KT. SEAS 10 FT. $$ PKZ176-310300- WESTERN ALEUTIANS KISKA TO ATTU 400 AM AKST FRI DEC 30 2011 ...SMALL CRAFT ADVISORY TONIGHT AND SATURDAY... .TODAY...NW WIND 20 KT. SEAS 7 FT. SNOW. FREEZING SPRAY. .TONIGHT...NW WIND 25 KT. SEAS 8 FT. SNOW. FREEZING SPRAY. .SAT...NW WIND 25 KT. SEAS 9 FT. FREEZING SPRAY. .SAT NIGHT...NE WIND 25 KT. SEAS 9 FT. .SUN...N WIND 25 KT. SEAS 12 FT. .MON...NW WIND 20 KT. SEAS 9 FT. .TUE...E WIND 30 KT. SEAS 11 FT. $$ PKZ185-310300- ST MATTHEW ISLAND WATERS 400 AM AKST FRI DEC 30 2011 ...HEAVY FREEZING SPRAY WARNING THROUGH SATURDAY... ...SMALL CRAFT ADVISORY TODAY... .TODAY...N WIND 25 KT. SEAS IN ICE FREE WATERS 6 FT. SNOW. HEAVY FREEZING SPRAY. .TONIGHT AND SAT...N WIND 20 KT. SEAS IN ICE FREE WATERS 4 FT. SNOW. HEAVY FREEZING SPRAY. .SAT NIGHT...NE WIND 20 KT. SEAS IN ICE FREE WATERS 7 FT. .SUN...NE WIND 25 KT. SEAS IN ICE FREE WATERS 9 FT. .MON AND TUE...N WIND 20 KT. SEAS IN ICE FREE WATERS 7 FT. $$ PKZ179-310300- PRIBILOF ISLANDS NEAR-SHORE WATERS 400 AM AKST FRI DEC 30 2011 ...HEAVY FREEZING SPRAY WARNING THROUGH SATURDAY... ...SMALL CRAFT ADVISORY TODAY AND SATURDAY... .TODAY...NW WIND 25 KT. SEAS 9 FT. SNOW SHOWERS. HEAVY FREEZING SPRAY. .TONIGHT...NW WIND 15 KT. SEAS 5 FT SUBSIDING TO 3 FT AFTER MIDNIGHT. SNOW. HEAVY FREEZING SPRAY. .SAT...E WIND 25 KT. SEAS 6 FT BUILDING TO 9 FT IN THE AFTERNOON. SNOW. HEAVY FREEZING SPRAY. .SAT NIGHT...NE WIND 30 KT. SEAS 11 FT. .SUN...N WIND 25 KT. SEAS 9 FT. .MON...N WIND 15 KT. SEAS 7 FT. .TUE...NW WIND 15 KT. SEAS 5 FT. $$
3 follow-up statements
972 FZAK52 PAFC 301534 AAA CWFALU COASTAL WATERS FORECAST...UPDATED NATIONAL WEATHER SERVICE ANCHORAGE ALASKA 630 AM AKST FRI DEC 30 2011 UPDATED ZONES 155 165 175 180 COASTAL WATERS FORECAST FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA PENINSULA WATERS AND THE ALEUTIAN ISLANDS UP TO 100 NM OUT. WIND FORECASTS REFLECT THE PREDOMINANT SPEED AND DIRECTION EXPECTED. SEA FORECASTS REPRESENT AN AVERAGE OF THE HIGHEST ONE-THIRD OF THE COMBINED WIND WAVE AND SWELL HEIGHT. PKZ199-310300- 400 AM AKST FRI DEC 30 2011 .SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA PENINSULA WATERS AND THE ALEUTIAN ISLANDS... A 1008 MB LOW 420 NM NORTH OF SHEMYA WILL MOVE TO 130 NM SOUTHWEST OF CAPE NEWENHAM BY LATE SAT NIGHT AND STRENGTHEN TO 994 MB. $$ PKZ150-310300- COASTAL WATERS SOUTH OF THE ALASKA PENINSULA SITKINAK TO CASTLE CAPE 400 AM AKST FRI DEC 30 2011 ...HEAVY FREEZING SPRAY WARNING THROUGH SATURDAY... ...SMALL CRAFT ADVISORY THROUGH SATURDAY... .TODAY...NW WIND 30 KT. SEAS 11 FT. HEAVY FREEZING SPRAY. .TONIGHT...NW WIND 25 KT. SEAS 8 FT. HEAVY FREEZING SPRAY. .SAT...N WIND 25 KT. SEAS 8 FT. HEAVY FREEZING SPRAY. .SAT NIGHT...N WIND 30 KT. SEAS 9 FT. .SUN...NW WIND 30 KT. SEAS 9 FT. .MON...NW WIND 25 KT. SEAS 8 FT. .TUE...NW WIND 20 KT. SEAS 7 FT. $$ PKZ155-310300- COASTAL WATERS SOUTH OF THE ALASKA PENINSULA CASTLE CAPE TO CAPE SARICHEF 630 AM AKST FRI DEC 30 2011 ...SMALL CRAFT ADVISORY SATURDAY... .TODAY...NW WIND 20 KT. GUSTS TO 30 KT OUT OF BAYS AND PASSES. SEAS 6 FT. SNOW SHOWERS. FREEZING SPRAY. .TONIGHT...N WIND 20 KT. SEAS 6 FT. FREEZING SPRAY. .SAT...N WIND 25 KT. SEAS 8 FT. FREEZING SPRAY. .SAT NIGHT...SE WIND 20 KT. SEAS 7 FT. .SUN...W WIND 15 KT. SEAS 9 FT. .MON...NW WIND 20 KT. SEAS 8 FT. .TUE...NW WIND 25 KT. SEAS 9 FT. $$ PKZ160-310300- BRISTOL BAY WATERS CAPE NEWENHAM TO PORT HEIDEN 400 AM AKST FRI DEC 30 2011 ...HEAVY FREEZING SPRAY WARNING THROUGH SATURDAY... ...SMALL CRAFT ADVISORY THROUGH TONIGHT... .TODAY...NW WIND 25 KT. SEAS IN ICE FREE WATERS 7 FT. HEAVY FREEZING SPRAY. .TONIGHT...NW WIND 25 KT. SEAS IN ICE FREE WATERS 7 FT. HEAVY FREEZING SPRAY. .SAT...N WIND 20 KT DIMINISHING TO 10 KT IN THE AFTERNOON. SEAS IN ICE FREE WATERS 5 FT SUBSIDING TO 2 FT IN THE AFTERNOON. HEAVY FREEZING SPRAY. .SAT NIGHT...E WIND 25 KT. SEAS IN ICE FREE WATERS 7 FT. .SUN...N WIND 25 KT. SEAS IN ICE FREE WATERS 7 FT. .MON...NW WIND 25 KT. SEAS IN ICE FREE WATERS 6 FT. .TUE...N WIND 15 KT. SEAS IN ICE FREE WATERS 4 FT. $$ PKZ165-310300- PORT HEIDEN TO CAPE SARICHEF 630 AM AKST FRI DEC 30 2011 ...HEAVY FREEZING SPRAY WARNING THROUGH TONIGHT... ...SMALL CRAFT ADVISORY THROUGH SATURDAY... .TODAY...NW WIND 20 KT. SEAS 10 FT. SNOW SHOWERS. HEAVY FREEZING SPRAY. .TONIGHT...NW WIND 20 KT. SEAS 9 FT. SNOW SHOWERS. HEAVY FREEZING SPRAY. .SAT...VARIABLE WIND 10 KT BECOMING S 25 KT IN THE AFTERNOON. FROM PORT MOLLER E...NW WIND 15 KT. SEAS 6 FT. FREEZING SPRAY. .SAT NIGHT...S WIND 30 KT. SEAS 11 FT. .SUN...W WIND 15 KT. SEAS 9 FT. .MON...N WIND 20 KT. SEAS 6 FT. .TUE...NW WIND 15 KT. SEAS 7 FT. $$ PKZ180-310300- SOUTHWEST ALASKA WATERS CAPE NEWENHAM TO DALL POINT 630 AM AKST FRI DEC 30 2011 .TODAY...NW WIND 20 KT. .TONIGHT...NW WIND 20 KT. .SAT...N WIND 10 KT. .SAT NIGHT...E WIND 25 KT. .SUN...NE WIND 25 KT. .MON...N WIND 20 KT. .TUE...N WIND 15 KT. $$ PKZ170-310300- EASTERN ALEUTIANS CAPE SARICHEF TO NIKOLSKI 400 AM AKST FRI DEC 30 2011 ...GALE WARNING SATURDAY... .TODAY...NW WIND 20 KT. SEAS 8 FT. SNOW SHOWERS. FREEZING SPRAY. .TONIGHT...N WIND 20 KT. SEAS 7 FT. SNOW. FREEZING SPRAY. .SAT...SW WIND 20 KT INCREASING TO 35 KT IN THE AFTERNOON. SEAS 6 FT BUILDING TO 11 FT IN THE AFTERNOON. SNOW. FREEZING SPRAY. .SAT NIGHT...SW WIND 30 KT. SEAS 12 FT. .SUN...W WIND 20 KT. SEAS 10 FT. .MON...N WIND 20 KT. SEAS 9 FT. .TUE...NW WIND 20 KT. SEAS 11 FT. $$ PKZ171-310300- UNALASKA BAY 400 AM AKST FRI DEC 30 2011 .TODAY...NW WIND 10 KT WITH GUSTS TO 20 KT. SEAS 2 FT. SNOW SHOWERS. .TONIGHT...N WIND 15 KT BECOMING NW 10 KT AFTER MIDNIGHT. SEAS 3 FT. FREEZING SPRAY. .SAT...S WIND 20 KT. SEAS 3 FT. SNOW. FREEZING SPRAY. .SAT NIGHT...SW WIND 20 KT. SEAS 3 FT. .SUN...W WIND 15 KT. SEAS 3 FT. .MON...N WIND 15 KT. SEAS 4 FT. .TUE...NW WIND 15 KT. SEAS 4 FT. $$ PKZ172-310300- EASTERN ALEUTIANS NIKOLSKI TO ADAK 400 AM AKST FRI DEC 30 2011 ...GALE WARNING SATURDAY... .TODAY...N WIND 20 KT. SEAS 7 FT. FREEZING SPRAY. .TONIGHT...W WIND 25 KT. SEAS 9 FT. SNOW. FREEZING SPRAY. .SAT...W WIND 35 KT. SEAS 14 FT. SNOW. FREEZING SPRAY. .SAT NIGHT...SW WIND 25 KT. SEAS 10 FT. .SUN...NE WIND 20 KT. SEAS 8 FT. .MON...N WIND 20 KT. SEAS 10 FT. .TUE...W WIND 20 KT. SEAS 13 FT. $$ PKZ175-310300- WESTERN ALEUTIANS ADAK TO KISKA 630 AM AKST FRI DEC 30 2011 ...SMALL CRAFT ADVISORY THROUGH SATURDAY... .TODAY...NW WIND 15 KT BECOMING SW 25 KT IN THE AFTERNOON. SEAS 6 FT. SNOW. FREEZING SPRAY. .TONIGHT...SW WIND 30 KT. SEAS 10 FT. SNOW. FREEZING SPRAY. .SAT...W WIND 25 KT. SEAS 9 FT. SNOW SHOWERS. FREEZING SPRAY. .SAT NIGHT...N WIND 15 KT. SEAS 8 FT. .SUN...NE WIND 25 KT. SEAS 11 FT. .MON...NW WIND 20 KT. SEAS 8 FT. .TUE...S WIND 25 KT. SEAS 10 FT. $$ PKZ176-310300- WESTERN ALEUTIANS KISKA TO ATTU 400 AM AKST FRI DEC 30 2011 ...SMALL CRAFT ADVISORY TONIGHT AND SATURDAY... .TODAY...NW WIND 20 KT. SEAS 7 FT. SNOW. FREEZING SPRAY. .TONIGHT...NW WIND 25 KT. SEAS 8 FT. SNOW. FREEZING SPRAY. .SAT...NW WIND 25 KT. SEAS 9 FT. FREEZING SPRAY. .SAT NIGHT...NE WIND 25 KT. SEAS 9 FT. .SUN...N WIND 25 KT. SEAS 12 FT. .MON...NW WIND 20 KT. SEAS 9 FT. .TUE...E WIND 30 KT. SEAS 11 FT. $$ PKZ185-310300- ST MATTHEW ISLAND WATERS 400 AM AKST FRI DEC 30 2011 ...HEAVY FREEZING SPRAY WARNING THROUGH SATURDAY... ...SMALL CRAFT ADVISORY TODAY... .TODAY...N WIND 25 KT. SEAS IN ICE FREE WATERS 6 FT. SNOW. HEAVY FREEZING SPRAY. .TONIGHT AND SAT...N WIND 20 KT. SEAS IN ICE FREE WATERS 4 FT. SNOW. HEAVY FREEZING SPRAY. .SAT NIGHT...NE WIND 20 KT. SEAS IN ICE FREE WATERS 7 FT. .SUN...NE WIND 25 KT. SEAS IN ICE FREE WATERS 9 FT. .MON AND TUE...N WIND 20 KT. SEAS IN ICE FREE WATERS 7 FT. $$ PKZ179-310300- PRIBILOF ISLANDS NEAR-SHORE WATERS 400 AM AKST FRI DEC 30 2011 ...HEAVY FREEZING SPRAY WARNING THROUGH SATURDAY... ...SMALL CRAFT ADVISORY TODAY AND SATURDAY... .TODAY...NW WIND 25 KT. SEAS 9 FT. SNOW SHOWERS. HEAVY FREEZING SPRAY. .TONIGHT...NW WIND 15 KT. SEAS 5 FT SUBSIDING TO 3 FT AFTER MIDNIGHT. SNOW. HEAVY FREEZING SPRAY. .SAT...E WIND 25 KT. SEAS 6 FT BUILDING TO 9 FT IN THE AFTERNOON. SNOW. HEAVY FREEZING SPRAY. .SAT NIGHT...NE WIND 30 KT. SEAS 11 FT. .SUN...N WIND 25 KT. SEAS 9 FT. .MON...N WIND 15 KT. SEAS 7 FT. .TUE...NW WIND 15 KT. SEAS 5 FT. $$
436 FZAK52 PAFC 310048 CWFALU COASTAL WATERS FORECAST NATIONAL WEATHER SERVICE ANCHORAGE ALASKA 400 PM AKST FRI DEC 30 2011 COASTAL WATERS FORECAST FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA PENINSULA WATERS AND THE ALEUTIAN ISLANDS UP TO 100 NM OUT. 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. PKZ199-311500- 400 PM AKST FRI DEC 30 2011 .SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA PENINSULA WATERS AND THE ALEUTIAN ISLANDS... A 1003 MB LOW 380 NM NORTH OF SHEMYA WILL MOVE TO 150 NM SOUTHWEST OF SAINT PAUL SAT NIGHT AND THEN DISSIPATE ON SUN. A 1000 MB LOW WILL FROM 95 NM EAST OF SAINT PAUL SAT EVENING AND DISSIPATE NEAR PORT HEIDEN SUN AFTERNOON. $$ PKZ150-311500- COASTAL WATERS SOUTH OF THE ALASKA PENINSULA SITKINAK TO CASTLE CAPE 400 PM AKST FRI DEC 30 2011 ...HEAVY FREEZING SPRAY WARNING THROUGH SATURDAY NIGHT... ...SMALL CRAFT ADVISORY THROUGH SATURDAY NIGHT... .TONIGHT...NW WIND 25 KT. SEAS 8 FT. HEAVY FREEZING SPRAY. .SAT...N WIND 25 KT. SEAS 7 FT. HEAVY FREEZING SPRAY. .SAT NIGHT...N WIND 30 KT. SEAS 7 FT. HEAVY FREEZING SPRAY. .SUN...NW WIND 25 KT. SEAS 9 FT. .SUN NIGHT...W WIND 30 KT. SEAS 9 FT. .MON...NW WIND 25 KT. SEAS 8 FT. .TUE...NW WIND 20 KT. SEAS 11 FT. .WED...NW WIND 25 KT. SEAS 11 FT. $$ PKZ155-311500- COASTAL WATERS SOUTH OF THE ALASKA PENINSULA CASTLE CAPE TO CAPE SARICHEF 400 PM AKST FRI DEC 30 2011 ...SMALL CRAFT ADVISORY SATURDAY... .TONIGHT...N WIND 20 KT. SEAS 6 FT. FREEZING SPRAY. .SAT...N WIND 25 KT. SEAS 5 FT. FREEZING SPRAY. .SAT NIGHT...E WIND 20 KT BECOMING SW AFTER MIDNIGHT. SEAS 7 FT. SNOW. FREEZING SPRAY. .SUN...W WIND 15 KT. SEAS 9 FT. .SUN NIGHT...W WIND 15 KT. SEAS 8 FT. .MON...NW WIND 20 KT. SEAS 8 FT. .TUE...NW WIND 25 KT. SEAS 9 FT. .WED...SE WIND 25 KT. SEAS 7 FT. $$ PKZ160-311500- BRISTOL BAY WATERS CAPE NEWENHAM TO PORT HEIDEN 400 PM AKST FRI DEC 30 2011 ...HEAVY FREEZING SPRAY WARNING THROUGH SATURDAY NIGHT... ...SMALL CRAFT ADVISORY TONIGHT AND SATURDAY NIGHT... .TONIGHT...NW WIND 25 KT. SEAS IN ICE FREE WATERS 6 FT. HEAVY FREEZING SPRAY. .SAT...N WIND 20 KT DIMINISHING TO 10 KT IN THE AFTERNOON. SEAS IN ICE FREE WATERS 5 FT SUBSIDING TO 2 FT. HEAVY FREEZING SPRAY. .SAT NIGHT...E WIND 25 KT. SEAS IN ICE FREE WATERS 2 FT BUILDING TO 7 FT AFTER MIDNIGHT. SNOW. HEAVY FREEZING SPRAY. .SUN...E WIND 25 KT. SEAS IN ICE FREE WATERS 7 FT. .SUN NIGHT...NW WIND 25 KT. SEAS IN ICE FREE WATERS 6 FT. .MON...NW WIND 25 KT. SEAS IN ICE FREE WATERS 6 FT. .TUE...N WIND 15 KT. SEAS IN ICE FREE WATERS 4 FT. .WED...NE WIND 20 KT. SEAS IN ICE FREE WATERS 7 FT. $$ PKZ165-311500- PORT HEIDEN TO CAPE SARICHEF 400 PM AKST FRI DEC 30 2011 ...HEAVY FREEZING SPRAY WARNING TONIGHT... ...SMALL CRAFT ADVISORY THROUGH SATURDAY NIGHT... .TONIGHT...NW WIND 25 KT. SEAS 9 FT. SNOW SHOWERS. HEAVY FREEZING SPRAY. .SAT...VARIABLE WIND 10 KT BECOMING S 25 KT IN THE AFTERNOON. FROM PORT MOLLER E...NW WIND 15 KT. SEAS 6 FT. FREEZING SPRAY. .SAT NIGHT...S WIND 30 KT SHIFTING TO THE WEST AFTER MIDNIGHT. SEAS 11 FT. SNOW. FREEZING SPRAY. .SUN...SW WIND 15 KT. SEAS 9 FT. .SUN NIGHT...NW WIND 15 KT. SEAS 6 FT. .MON...N WIND 20 KT. SEAS 6 FT. .TUE...NW WIND 15 KT. SEAS 7 FT. .WED...E WIND 25 KT. SEAS 12 FT. $$ PKZ180-311500- SOUTHWEST ALASKA WATERS CAPE NEWENHAM TO DALL POINT 400 PM AKST FRI DEC 30 2011 ...BRISK WIND ADVISORY SATURDAY NIGHT... .TONIGHT...NW WIND 20 KT. .SAT...N WIND 10 KT. .SAT NIGHT...E WIND 25 KT. .SUN...NE WIND 25 KT. .SUN NIGHT...N WIND 25 KT. .MON...N WIND 20 KT. .TUE...N WIND 15 KT. .WED...NE WIND 20 KT. $$ PKZ170-311500- EASTERN ALEUTIANS CAPE SARICHEF TO NIKOLSKI 400 PM AKST FRI DEC 30 2011 ...GALE WARNING SATURDAY... .TONIGHT...N WIND 20 KT. SEAS 7 FT. SNOW. FREEZING SPRAY. .SAT...SW WIND 20 KT INCREASING TO 35 KT IN THE AFTERNOON. SEAS 4 FT BUILDING TO 8 FT IN THE AFTERNOON. SNOW. .SAT NIGHT...SW WIND 30 KT. SEAS 12 FT. SNOW SHOWERS. .SUN...W WIND 15 KT. SEAS 10 FT. .SUN NIGHT...NW WIND 20 KT. SEAS 6 FT. .MON...N WIND 20 KT. SEAS 12 FT. .TUE...NW WIND 20 KT. SEAS 11 FT. .WED...SE WIND 25 KT. SEAS 10 FT. $$ PKZ171-311500- UNALASKA BAY 400 PM AKST FRI DEC 30 2011 .TONIGHT...N WIND 15 KT BECOMING NW 10 KT AFTER MIDNIGHT. SEAS 3 FT. .SAT...S WIND 20 KT. SEAS 3 FT. SNOW. .SAT NIGHT...SW WIND 20 KT. SEAS 3 FT. SNOW SHOWERS. .SUN...W WIND 10 KT. SEAS 2 FT. .SUN NIGHT...NW WIND 15 KT. SEAS 3 FT. .MON...N WIND 15 KT. SEAS 4 FT. .TUE...NW WIND 15 KT. SEAS 4 FT. .WED...SE WIND 15 KT. SEAS 5 FT. $$ PKZ172-311500- EASTERN ALEUTIANS NIKOLSKI TO ADAK 400 PM AKST FRI DEC 30 2011 ...GALE WARNING SATURDAY... .TONIGHT...W WIND 25 KT. SEAS 6 FT. SNOW. FREEZING SPRAY. .SAT...W WIND 35 KT. SEAS 10 FT. SNOW. FREEZING SPRAY. .SAT NIGHT...SW WIND 25 KT DIMINISHING TO 15 KT AFTER MIDNIGHT. SEAS 10 FT. SNOW SHOWERS. FREEZING SPRAY. .SUN...NE WIND 15 KT. SEAS 7 FT. .SUN NIGHT...NE WIND 20 KT. SEAS 12 FT. .MON...N WIND 20 KT. SEAS 16 FT. .TUE...W WIND 20 KT. SEAS 13 FT. .WED...SE WIND 25 KT. SEAS 15 FT. $$ PKZ175-311500- WESTERN ALEUTIANS ADAK TO KISKA 400 PM AKST FRI DEC 30 2011 ...SMALL CRAFT ADVISORY THROUGH SATURDAY NIGHT... .TONIGHT...W WIND 30 KT. SEAS 8 FT. SNOW. FREEZING SPRAY. .SAT...W WIND 25 KT. SEAS 9 FT. SNOW SHOWERS. FREEZING SPRAY. .SAT NIGHT...NW WIND 15 KT. SEAS 8 FT. SNOW SHOWERS. FREEZING SPRAY. .SUN...NE WIND 25 KT. SEAS 9 FT. .SUN NIGHT...N WIND 25 KT. SEAS 11 FT. .MON...NW WIND 20 KT. SEAS 13 FT. .TUE...S WIND 25 KT. SEAS 11 FT. .WED...E WIND 25 KT. SEAS 18 FT. $$ PKZ176-311500- WESTERN ALEUTIANS KISKA TO ATTU 400 PM AKST FRI DEC 30 2011 ...SMALL CRAFT ADVISORY THROUGH SATURDAY NIGHT... .TONIGHT...NW WIND 25 KT. SEAS 8 FT. SNOW. FREEZING SPRAY. .SAT...NW WIND 25 KT. SEAS 9 FT. FREEZING SPRAY. .SAT NIGHT...NE WIND 25 KT. SEAS 9 FT. FREEZING SPRAY. .SUN...N WIND 25 KT. SEAS 10 FT. .SUN NIGHT...N WIND 25 KT. SEAS 12 FT. .MON...NW WIND 20 KT. SEAS 13 FT. .TUE...E WIND 30 KT. SEAS 11 FT. .WED...E WIND 30 KT. SEAS 19 FT. $$ PKZ185-311500- ST MATTHEW ISLAND WATERS 400 PM AKST FRI DEC 30 2011 ...HEAVY FREEZING SPRAY WARNING THROUGH SATURDAY NIGHT... .TONIGHT...N WIND 20 KT. SEAS IN ICE FREE WATERS 4 FT. SNOW. HEAVY FREEZING SPRAY. .SAT...N WIND 20 KT. SEAS IN ICE FREE WATERS 7 FT. SNOW. HEAVY FREEZING SPRAY. .SAT NIGHT...NE WIND 20 KT. SEAS IN ICE FREE WATERS 7 FT. HEAVY FREEZING SPRAY. .SUN...NE WIND 25 KT. SEAS IN ICE FREE WATERS 7 FT. .SUN NIGHT THROUGH TUE...N WIND 20 KT. SEAS IN ICE FREE WATERS 5 FT. .WED...NE WIND 25 KT. SEAS IN ICE FREE WATERS 6 FT. $$ PKZ179-311500- PRIBILOF ISLANDS NEAR-SHORE WATERS 400 PM AKST FRI DEC 30 2011 ...HEAVY FREEZING SPRAY WARNING TONIGHT AND SATURDAY NIGHT... ...SMALL CRAFT ADVISORY SATURDAY AND SATURDAY NIGHT... .TONIGHT...NW WIND 15 KT. SEAS 6 FT SUBSIDING TO 3 FT AFTER MIDNIGHT. SNOW. HEAVY FREEZING SPRAY. .SAT...E WIND 25 KT. SEAS 5 FT BUILDING TO 9 FT IN THE AFTERNOON. SNOW. FREEZING SPRAY. .SAT NIGHT...NE WIND 30 KT. SEAS 10 FT. SNOW. HEAVY FREEZING SPRAY. .SUN...N WIND 20 KT. SEAS 9 FT. .SUN NIGHT...NE WIND 25 KT. SEAS 7 FT. .MON...N WIND 15 KT. SEAS 7 FT. .TUE...NW WIND 15 KT. SEAS 11 FT. .WED...NE WIND 25 KT. SEAS 7 FT. $$
300 FZAK52 PAFC 311156 CWFALU COASTAL WATERS FORECAST NATIONAL WEATHER SERVICE ANCHORAGE ALASKA 400 AM AKST SAT DEC 31 2011 COASTAL WATERS FORECAST FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA PENINSULA WATERS AND THE ALEUTIAN ISLANDS UP TO 100 NM OUT. WIND FORECASTS REFLECT THE PREDOMINANT SPEED AND DIRECTION EXPECTED. SEA FORECASTS REPRESENT AN AVERAGE OF THE HIGHEST ONE-THIRD OF THE COMBINED WIND WAVE AND SWELL HEIGHT. PKZ199-010300- 400 AM AKST SAT DEC 31 2011 .SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA PENINSULA WATERS AND THE ALEUTIAN ISLANDS... A 1000 MB LOW 400 NM NORTH OF SHEMYA WILL MOVE TO 90 NM SOUTHEAST OF CAPE NEWENHAM AT 995 MB SUN AFTERNOON THEN INTO THE GULF OF ALASKA SUN NIGHT. A 1007 MB LOW WILL DEVELOP 260 NM NORTHWEST OF SHEMYA SUN AFTERNOON. $$ PKZ150-010300- COASTAL WATERS SOUTH OF THE ALASKA PENINSULA SITKINAK TO CASTLE CAPE 400 AM AKST SAT DEC 31 2011 ...HEAVY FREEZING SPRAY WARNING THROUGH TONIGHT... ...SMALL CRAFT ADVISORY THROUGH TONIGHT... .TODAY...N WIND 25 KT. SEAS 6 FT. HEAVY FREEZING SPRAY. .TONIGHT...N WIND 25 KT. SEAS 6 FT. HEAVY FREEZING SPRAY. .SUN...NW WIND 20 KT. SEAS 6 FT. FREEZING SPRAY. .SUN NIGHT...W WIND 25 KT. SEAS 8 FT. .MON THROUGH WED...NW WIND 25 KT. SEAS 9 FT. $$ PKZ155-010300- COASTAL WATERS SOUTH OF THE ALASKA PENINSULA CASTLE CAPE TO CAPE SARICHEF 400 AM AKST SAT DEC 31 2011 ...SMALL CRAFT ADVISORY THROUGH SUNDAY... .TODAY...N WIND 25 KT. SEAS 6 FT. FREEZING SPRAY. .TONIGHT...S WIND 25 KT. FROM THE SHUMAGIN ISLANDS E...NE WIND 20 KT IN THE EVENING BECOMING VARIABLE 10 KT. SEAS 6 FT. FREEZING SPRAY. .SUN...SW WIND 20 KT. SEAS 10 FT. FROM THE SHUMAGIN ISLANDS E...SEAS 3 FT BUILDING TO 7 FT IN THE AFTERNOON. .SUN NIGHT...W WIND 15 KT. SEAS 9 FT. .MON...NW WIND 20 KT. SEAS 5 FT. .TUE...NW WIND 25 KT. SEAS 9 FT. .WED...NE WIND 20 KT. SEAS 8 FT. $$ PKZ160-010300- BRISTOL BAY WATERS CAPE NEWENHAM TO PORT HEIDEN 400 AM AKST SAT DEC 31 2011 ...HEAVY FREEZING SPRAY WARNING THROUGH SUNDAY... ...SMALL CRAFT ADVISORY TONIGHT... .TODAY...N WIND 15 KT BECOMING NE 10 KT IN THE AFTERNOON. SEAS IN ICE FREE WATERS 4 FT. HEAVY FREEZING SPRAY. .TONIGHT...E WIND 25 KT. SEAS IN ICE FREE WATERS 4 FT. SNOW. HEAVY FREEZING SPRAY. .SUN...SE WIND 20 KT BECOMING SW 15 KT IN THE AFTERNOON. SEAS IN ICE FREE WATERS 7 FT. HEAVY FREEZING SPRAY. .SUN NIGHT AND MON...NW WIND 20 KT. SEAS IN ICE FREE WATERS 6 FT. .TUE...N WIND 20 KT. SEAS IN ICE FREE WATERS 4 FT. .WED...NE WIND 15 KT. SEAS IN ICE FREE WATERS 4 FT. $$ PKZ165-010300- PORT HEIDEN TO CAPE SARICHEF 400 AM AKST SAT DEC 31 2011 ...HEAVY FREEZING SPRAY WARNING THROUGH TONIGHT... ...SMALL CRAFT ADVISORY THROUGH TONIGHT... .TODAY...VARIABLE WIND 10 KT BECOMING S 25 KT IN THE AFTERNOON. FROM PORT MOLLER E...NW WIND 15 KT IN THE MORNING BECOMING VARIABLE 10 KT. SEAS 6 FT. HEAVY FREEZING SPRAY. .TONIGHT...S WIND 25 KT. SEAS 8 FT. SNOW. HEAVY FREEZING SPRAY. .SUN...SW WIND 20 KT. SEAS 6 FT. FREEZING SPRAY. .SUN NIGHT...NW WIND 15 KT. SEAS 6 FT. .MON...N WIND 20 KT. SEAS 6 FT. .TUE...NW WIND 20 KT. SEAS 7 FT. .WED...NE WIND 15 KT. SEAS 6 FT. $$ PKZ180-010300- SOUTHWEST ALASKA WATERS CAPE NEWENHAM TO DALL POINT 400 AM AKST SAT DEC 31 2011 ...BRISK WIND ADVISORY TONIGHT AND SUNDAY... .TODAY...N WIND 10 KT BECOMING NE 15 KT IN THE AFTERNOON. .TONIGHT...E WIND 25 KT. .SUN...NE WIND 25 KT. .SUN NIGHT AND MON...N WIND 20 KT. .TUE...N WIND 15 KT. .WED...NE WIND 15 KT. $$ PKZ170-010300- EASTERN ALEUTIANS CAPE SARICHEF TO NIKOLSKI 400 AM AKST SAT DEC 31 2011 ...GALE WARNING TODAY... .TODAY...SW WIND 20 KT INCREASING TO 35 KT IN THE AFTERNOON. SEAS 8 FT. SNOW. FREEZING SPRAY. .TONIGHT...SW WIND 30 KT. SEAS 12 FT. SNOW SHOWERS. FREEZING SPRAY. .SUN...W WIND 20 KT. SEAS 10 FT. SNOW. FREEZING SPRAY. .SUN NIGHT...NW WIND 15 KT. SEAS 7 FT. .MON...N WIND 20 KT. SEAS 7 FT. .TUE...W WIND 25 KT. SEAS 9 FT. .WED...E WIND 20 KT. SEAS 10 FT. $$ PKZ171-010300- UNALASKA BAY 400 AM AKST SAT DEC 31 2011 ...SMALL CRAFT ADVISORY THROUGH TONIGHT... .TODAY...SW WIND 15 KT BECOMING S 25 KT IN THE AFTERNOON. SEAS 3 FT. SNOW. FREEZING SPRAY. .TONIGHT...SW WIND 25 KT. SEAS 3 FT. SNOW SHOWERS. FREEZING SPRAY. .SUN...W WIND 10 KT IN THE MORNING BECOMING VARIABLE LESS THAN 10 KT. SEAS 2 FT. SNOW. .SUN NIGHT...NW WIND 10 KT. SEAS 3 FT. .MON...N WIND 15 KT. SEAS 5 FT. .TUE...W WIND 15 KT. SEAS 4 FT. .WED...E WIND 10 KT. SEAS 3 FT. $$ PKZ172-010300- EASTERN ALEUTIANS NIKOLSKI TO ADAK 400 AM AKST SAT DEC 31 2011 ...GALE WARNING TODAY... .TODAY...SW WIND 35 KT. SEAS 12 FT. SNOW. FREEZING SPRAY. .TONIGHT...SW WIND 25 KT DIMINISHING TO 15 KT AFTER MIDNIGHT. SEAS 10 FT. FREEZING SPRAY. .SUN...N WIND 15 KT. SEAS 8 FT. SNOW. .SUN NIGHT...NE WIND 20 KT. SEAS 11 FT. .MON...N WIND 25 KT. SEAS 12 FT. .TUE...W WIND 20 KT. SEAS 9 FT. .WED...E WIND 20 KT. SEAS 11 FT. $$ PKZ175-010300- WESTERN ALEUTIANS ADAK TO KISKA 400 AM AKST SAT DEC 31 2011 ...SMALL CRAFT ADVISORY THROUGH SUNDAY... .TODAY...W WIND 25 KT. SEAS 10 FT. FREEZING SPRAY. .TONIGHT...NW WIND 15 KT. SEAS 8 FT. FREEZING SPRAY. .SUN...NE WIND 20 KT. SEAS 8 FT. FREEZING SPRAY. .SUN NIGHT...NE WIND 25 KT. SEAS 11 FT. .MON...NW WIND 20 KT. SEAS 9 FT. .TUE...SW WIND 25 KT. SEAS 12 FT. .WED...E WIND 25 KT. SEAS 12 FT. $$ PKZ176-010300- WESTERN ALEUTIANS KISKA TO ATTU 400 AM AKST SAT DEC 31 2011 ...SMALL CRAFT ADVISORY THROUGH SUNDAY... .TODAY...NW WIND 20 KT. SEAS 10 FT. FREEZING SPRAY. .TONIGHT AND SUN...N WIND 20 KT. SEAS 8 FT. FREEZING SPRAY. .SUN NIGHT...N WIND 25 KT. SEAS 10 FT. .MON...NW WIND 25 KT. SEAS 11 FT. .TUE...SE WIND 30 KT. SEAS 13 FT. .WED...E WIND 30 KT. SEAS 14 FT. $$ PKZ185-010300- ST MATTHEW ISLAND WATERS 400 AM AKST SAT DEC 31 2011 ...HEAVY FREEZING SPRAY WARNING THROUGH SUNDAY... ...SMALL CRAFT ADVISORY THROUGH SUNDAY... .TODAY...NE WIND 15 KT E OF SAINT MATTHEW ISLAND...NE 25 KT W OF SAINT MATTHEW ISLAND. SEAS IN ICE FREE WATERS 8 FT. HEAVY FREEZING SPRAY. .TONIGHT AND SUN...NE WIND 20 KT. SEAS IN ICE FREE WATERS 8 FT. HEAVY FREEZING SPRAY. .SUN NIGHT...N WIND 20 KT. SEAS IN ICE FREE WATERS 7 FT. .MON...N WIND 20 KT. SEAS IN ICE FREE WATERS 6 FT. .TUE...N WIND 15 KT. SEAS IN ICE FREE WATERS 5 FT. .WED...N WIND 20 KT. SEAS IN ICE FREE WATERS 6 FT. $$ PKZ179-010300- PRIBILOF ISLANDS NEAR-SHORE WATERS 400 AM AKST SAT DEC 31 2011 ...HEAVY FREEZING SPRAY WARNING TONIGHT AND SUNDAY... ...SMALL CRAFT ADVISORY TONIGHT AND SUNDAY... .TODAY...SE WIND 10 KT INCREASING TO 20 KT IN THE AFTERNOON. SEAS 4 FT BUILDING TO 7 FT IN THE AFTERNOON. SNOW. FREEZING SPRAY IN THE AFTERNOON. .TONIGHT AND SUN...N WIND 20 KT. SEAS 8 FT. SNOW. HEAVY FREEZING SPRAY. .SUN NIGHT AND MON...N WIND 20 KT. SEAS 7 FT. .TUE AND WED...N WIND 15 KT. SEAS 5 FT. $$
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 29, 11:10 AM AKST, 16 hours 50 minutes earlier.
Area forecast discussion, Dec 29, 11:10 AM AKST, 16 hours 50 minutes before
SOUTHCENTRAL AND SOUTHWEST ALASKA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE ANCHORAGE AK
1110 AM AKST THU DEC 29 2011
.ANALYSIS AND UPPER LEVELS...LONG-WAVE TROUGH REMAINS IN PLACE
WITH A NEARLY ZONAL JET WELL TO THE SOUTH OVER THE NORTH PACIFIC.
A LARGE UPPER LEVEL CLOSED LOW WITH TWO MAIN CENTERS IS POSITIONED
OVER THE MAINLAND. ONE OF THESE LOWS IS NEAR BETHEL THIS MORNING
ROTATING EAST-SOUTHEAST. THERE VERY LITTLE MOISTURE OVER SOUTHWEST
ALASKA FOR THIS LOW/SHORT-WAVE TO WORK...SO EXPECT LITTLE OR NO
PRECIPITATION OVER THE REGION AS THIS MOVES THROUGH. THE LOW HAS
DRAGGED DOWN POLAR AIR WITH IT. THERE WAS NO SOUNDING IN BETHEL
THIS MORNING...BUT THE MCGRATH SOUNDING SHOWS -27 DEGREES CELSIUS
AT AROUND 800 MB. BETHEL IS LIKELY A FEW DEGREES COLDER THAN THIS.
ANOTHER WEAK WAVE WITHIN THE CYCLONIC FLOW ALOFT IS MOVING ACROSS
THE ALASKA PENINSULA AND KODIAK ISLAND AND WILL THEN ROTATE
NORTHEASTWARD TOWARD SOUTHCENTRAL ALASKA. WINDS ARE BEGINNING TO
PICK UP IN THE KODIAK ISLAND REGION AS COLDER AIR ADVECTS ACROSS
THE ALASKA PENINSULA. A SURFACE LOW HAS SET UP IN PRINCE WILLIAM
SOUND. MIDDLETON ISLAND RADAR SHOWS SHOWERS STREAMING NORTHEASTWARD
FROM THE GULF TO EASTERN PRINCE WILLIAM SOUND...WHICH IS INDICATIVE
OF THE LARGE DIFFERENCE IN TEMPERATURE BETWEEN THE AIR OVER THE
GULF AND THE WATER. BROAD CYCLONIC FLOW OVER THE BERING SEA WITH
WEAK EMBEDDED WAVES AND LOW LEVEL COLD AIR ADVECTION CONTINUES TO
PRODUCE SNOW SHOWERS AND OCCASIONAL STRONG GUSTY WINDS. A WEAK
LOW HAS FORMED OVER THE FAR WESTERN BERING AND IS HEADING EASTWARD.
.MODEL DISCUSSION...THERE IS FAIRLY LARGE MODEL SPREAD WITH THE
SYSTEM CROSSING THE BERING SEA. THE TREND HAS BEEN TOWARD DEVELOPING
A SECOND STRONGER LOW OUT AHEAD OF THE INITIAL LOW...BUT MODELS
DISAGREE ON THE POSITION AND STRENGTH. WILL TREND TOWARD THE ECMWF
SOLUTION TO HELP RESOLVE THIS LOW AND STRENGTHEN WINDS. THE OTHER
BIG PROBLEM AREA IN THE SHORT-TERM IS HANDLING OF SYSTEMS MOVING
OUT OF THE NORTHEAST PACIFIC INTO THE GULF AS THE UPPER FLOW
AMPLIFIES. NONE OF THE MODELS SHOW ANY CONSISTENCY...BUT THERE
IS A TREND TOWARD A MORE EASTWARD TRACK AND THE FORECAST WILL BE
ADJUSTED TO REFLECT THIS TREND.
.SHORT TERM FORECAST...
SOUTHCENTRAL ALASKA...THE SHORT-WAVE ALONG THE ALASKA PENINSULA
ALONG WITH THE UPPER LOW NEAR BETHEL WILL MOVE ACROSS SOUTHCENTRAL
TONIGHT THROUGH FRIDAY NIGHT. THE SURFACE LOW IN PRINCE WILLIAM
SOUND WILL HELP ADVECT MOISTURE OVER THE COASTAL RANGE TO INLAND
AREAS WHICH WILL COMBINE WITH THE UPPER LEVEL UPWARD MOTION TO
PRODUCE AREAS OF SNOW. THE ATMOSPHERE HAS CONTINUED TO COOL OVER
THE PAST 24 HOURS. THE AIR TEMPERATURES IN THE LAYER OF UPWARD
MOTION IS KEY TO DETERMINING SNOW CRYSTALS TYPE AND MORE IMPORTANTLY
THE RESULTANT SNOW TO WATER RATIOS. RECENT SNOWFALL IN ANCHORAGE
AND OTHER INLAND AREAS OF SOUTHCENTRAL HAS BEEN VERY LIGHT AND
FLUFFY WITH SNOW TO WATER RATIOS RANGING FROM 20:1 TO 40:1 OR
HIGHER. THIS IS BECAUSE TEMPERATURES IN THE CLOUDS SUPPORTED
PRIMARILY DENDRITES WHICH ARE VERY EFFECTIVE AT PRODUCING
ACCUMULATION. THE 12Z ANCHORAGE SOUNDING SHOWS TEMPERATURES OF
-20 DEGREES CELSIUS AND COLDER FROM 4500 FEET UP WHICH WOULD
FAVOR PLATES AND COLUMNS. THIS WILL RESULT IN MUCH SMALLER AND
FINER SNOWFLAKES WHICH DON'T PRODUCE AS MUCH ACCUMULATION. LOCAL
SNOW RATIO TOOLS SUGGEST A SNOW-WATER RATIO IN THE 10:1 TO 15:1
RANGE. BOTTOM LINE...EXPECT SUB-ADVISORY SNOW AMOUNTS ACROSS THE
AREA. THE PRINCE WILLIAM SOUND REGION...WHICH IS MARGINALLY WARMER
AND DOMINATED BY CONVECTIVE PRECIPITATION WILL CONTINUE TO SEE MORE
INTENSE SNOW AND HIGHER ACCUMULATION AMOUNTS. THESE SHORT-WAVES
WILL EXIT TO THE NORTH FRIDAY NIGHT AND A RIDGE WILL PUSH UP FROM
THE SOUTH AHEAD OF A STRONG SYSTEM OVER THE NORTHEAST PACIFIC WHICH
WILL LEAD TO A DRYING TREND AS WE HEAD INTO THE WEEKEND.
CONFIDENCE IS BELOW AVERAGE WITH HANDLING OF SYSTEM MOVING UP FROM
THE PACIFIC INTO THE GULF THIS WEEKEND...BUT BASED ON THE POSSIBLE
SCENARIOS APPEARS LIKELY THAT SNOW WILL MOVE BACK INTO THE REGION
SATURDAY NIGHT INTO SUNDAY...ESPECIALLY FROM PRINCE WILLIAM SOUND
TO THE COPPER RIVER BASIN.
SOUTHWEST ALASKA...DRY AND VERY COLD CONDITIONS WILL PERSIST OVER
MOST OF SOUTHWEST ALASKA THROUGH THE WEEKEND. COLD ADVECTION SNOW
SHOWERS ALONG THE IMMEDIATE COAST WILL SHUT OFF FRIDAY NIGHT AND
SATURDAY AS FLOW SHIFTS AHEAD OF A LOW MOVING ACROSS THE BERING.
BERING SEA/ALEUTIANS...THE LOW OVER THE FAR WESTERN BERING WILL
BRING A TEMPORARY CHANGE TO THE NORTHERLY WINDS AND SNOW SHOWERS
WHICH HAVE DOMINATED THE REGION. THIS LOW WILL TRACK EASTWARD
ACROSS THE MIDDLE OF THE BERING SEA TONIGHT THROUGH SUNDAY. A
SHOWERY PATTERN WILL THEN RESUME BEHIND THE LOW.
.LONG TERM FORECAST...UPPER LOW WILL MEANDER AROUND THE ALASKA
REGION THROUGH EARLY NEXT WEEK WITH ARCTIC AIR REMAINING FIRMLY
ENTRENCHED. WITHOUT MUCH CHANGE IN PATTERN STORMS WILL CONTINUE
TO TRACK FROM THE PACIFIC TO THE GULF...ALTHOUGH THE DETAILS OF
INDIVIDUAL STORMS IS VERY DIFFICULT TO NAIL DOWN THIS FAR OUT
IN TIME.
.AER/ALU...WATCH/WARNING SUMMARY
PUBLIC...NONE.
MARINE...GALE WARNING...130 132.
HEAVY FREEZING SPRAY WARNING...120 121 129 130 132 138 141
150 160 165 179 185.
FIRE WEATHER...NONE.
SEB DEC 11The office that day
Everything else NWS Anchorage, AK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 29, 4:00 PM AKST | Brisk Wind Advisory | AFC | 15 hr | |
| Dec 29, 4:00 PM AKST | Gale Warning | AFC | 24 hr | |
| Dec 29, 4:00 PM AKST | Small Craft Advisory | AFC | 50 hr | |
| Dec 29, 4:00 PM AKST | Small Craft Advisory | AFC | 12 hr | |
| Dec 29, 4:00 PM AKST | Heavy Freezing Spray Warning | AFC | 50 hr | |
| Dec 29, 4:00 PM AKST | Heavy Freezing Spray Warning | AFC | 12 hr | |
| Dec 29, 4:00 PM AKST | Heavy Freezing Spray Warning | AFC | 50 hr | |
| Dec 29, 7:03 PM AKST | Winter Weather Advisory | AFC | 14 hr | |
| Dec 30, 4:00 AM AKST | Small Craft Advisory | AFC | 12 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.