Alert archive / Alaska / Small Craft Advisories in 2011
Small Craft Advisory 929, NWS Anchorage, AK
NWS Anchorage, AK issued this small craft advisory at Dec 22, 2011, 4:00 PM AKST. It was in force for 24 hr.
The area
The counties it named.
The facts
- Issued
- Dec 22, 2011, 4:00 PM AKST (01:00 UTC)
- Expired
- Dec 23, 2011, 4:00 PM AKST
- In force
- 24 hr
- Issued by
- NWS Anchorage, AK
The text
As transmitted, in the capitals the NWS used until 2016.
636 FZAK52 PAFC 222356 CWFALU COASTAL WATERS FORECAST NATIONAL WEATHER SERVICE ANCHORAGE ALASKA 400 PM AKST THU DEC 22 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. PKZ199-231500- 400 PM AKST THU DEC 22 2011 .SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA PENINSULA WATERS AND THE ALEUTIAN ISLANDS... A 1004 MB LOW 165 NM NORTHEAST OF SHEMYA WILL DISSIPATE THU NIGHT. HIGH PRESSURE WILL BUILD INTO THE WESTERN BERING SEA FRI MORNING AND MOVE INTO THE CENTRAL BERING SEA SAT. A 980 MB LOW 215 NM SOUTHWEST OF DUTCH HARBOR WILL MOVE TO 315 NM SOUTH OF CHIGNIK THU NIGHT AT 970 MB. $$ PKZ150-231500- COASTAL WATERS SOUTH OF THE ALASKA PENINSULA SITKINAK TO CASTLE CAPE 400 PM AKST THU DEC 22 2011 ...SMALL CRAFT ADVISORY THROUGH FRIDAY NIGHT... .TONIGHT...N WIND 15 KT INCREASING TO NE 25 KT AFTER MIDNIGHT. SEAS 5 FT BUILDING TO 9 FT. FREEZING SPRAY. .FRI AND FRI NIGHT...N WIND 30 KT. SEAS 12 FT. FREEZING SPRAY. .FRI NIGHT...N WIND 30 KT. SEAS 14 FT. FREEZING SPRAY. .SAT...NW WIND 30 KT. SEAS 12 FT. .SAT NIGHT...NW WIND 35 KT. SEAS 13 FT. .SUN...NW WIND 25 KT. SEAS 9 FT. .MON...NW WIND 30 KT. SEAS 11 FT. .TUE...NW WIND 25 KT. SEAS 10 FT. $$ PKZ155-231500- COASTAL WATERS SOUTH OF THE ALASKA PENINSULA CASTLE CAPE TO CAPE SARICHEF 400 PM AKST THU DEC 22 2011 ...GALE WARNING THROUGH FRIDAY... .TONIGHT...E WIND 20 KT INCREASING TO NE WIND 35 KT TOWARD MIDNIGHT. SEAS 6 FT BUILDING TO 10 FT. FREEZING SPRAY. .FRI...N WIND 35 KT. SEAS 11 FT. FREEZING SPRAY. .FRI NIGHT...NW WIND 30 KT. SEAS 10 FT. FREEZING SPRAY. .SAT...NW WIND 30 KT. SEAS 9 FT. .SAT NIGHT...NW WIND 25 KT. SEAS 7 FT. .SUN...NW WIND 20 KT. SEAS 8 FT. .MON AND TUE...NW WIND 25 KT. SEAS 10 FT. $$ PKZ160-231500- BRISTOL BAY WATERS CAPE NEWENHAM TO PORT HEIDEN 400 PM AKST THU DEC 22 2011 ...HEAVY FREEZING SPRAY WARNING THROUGH FRIDAY NIGHT... ...SMALL CRAFT ADVISORY FRIDAY AND FRIDAY NIGHT... .TONIGHT...N WIND 20 KT. SEAS 4 FT. HEAVY FREEZING SPRAY. .FRI...N WIND 25 KT. SEAS 7 FT. HEAVY FREEZING SPRAY. .FRI NIGHT...NW WIND 25 KT. SEAS 7 FT. HEAVY FREEZING SPRAY. .SAT AND SAT NIGHT...NW WIND 30 KT. SEAS 9 FT. .SUN...NW WIND 25 KT. SEAS 8 FT. .MON AND TUE...N WIND 20 KT. SEAS 6 FT. $$ PKZ165-231500- PORT HEIDEN TO CAPE SARICHEF 400 PM AKST THU DEC 22 2011 ...HEAVY FREEZING SPRAY WARNING FRIDAY NIGHT... ...SMALL CRAFT ADVISORY FRIDAY AND FRIDAY NIGHT... .TONIGHT...NE WIND 20 KT. SEAS 5 FT. FREEZING SPRAY. .FRI...N WIND 25 KT. SEAS 8 FT. FREEZING SPRAY. .FRI NIGHT...NW WIND 30 KT. SEAS 9 FT. SNOW SHOWERS. HEAVY FREEZING SPRAY. .SAT...NW WIND 30 KT. SEAS 11 FT. .SAT NIGHT AND SUN...NW WIND 25 KT. SEAS 9 FT. .MON AND TUE...NW WIND 20 KT. SEAS 7 FT. $$ PKZ180-231500- SOUTHWEST ALASKA WATERS CAPE NEWENHAM TO DALL POINT 400 PM AKST THU DEC 22 2011 ...HEAVY FREEZING SPRAY WARNING THROUGH FRIDAY NIGHT... ...SMALL CRAFT ADVISORY THROUGH FRIDAY NIGHT... .TONIGHT...N WIND 25 KT. SEAS IN ICE FREE WATERS 6 FT. HEAVY FREEZING SPRAY. .FRI AND FRI NIGHT...N WIND 30 KT. SEAS IN ICE FREE WATERS 8 FT. HEAVY FREEZING SPRAY. .SAT AND SAT NIGHT...N WIND 30 KT. SEAS IN ICE FREE WATERS 8 FT. .SUN AND MON...N WIND 25 KT. SEAS IN ICE FREE WATERS 6 FT. .TUE...N WIND 20 KT. SEAS IN ICE FREE WATERS 5 FT. $$ PKZ170-231500- EASTERN ALEUTIANS CAPE SARICHEF TO NIKOLSKI 400 PM AKST THU DEC 22 2011 ...SMALL CRAFT ADVISORY THROUGH FRIDAY NIGHT... .TONIGHT...NE WIND 30 KT. SEAS 6 FT BERING SIDE...13 FT PACIFIC SIDE. SNOW. .FRI...N WIND 25 KT. SEAS 9 FT. SNOW SHOWERS. .FRI NIGHT...NW WIND 25 KT. SEAS 10 FT. FREEZING SPRAY. .SAT...N WIND 25 KT. SEAS 10 FT. .SAT NIGHT...NE WIND 25 KT. SEAS 9 FT. .SUN...N WIND 25 KT. SEAS 10 FT. .MON...NW WIND 20 KT. SEAS 9 FT. .TUE...N WIND 15 KT. SEAS 6 FT. $$ PKZ171-231500- UNALASKA BAY 400 PM AKST THU DEC 22 2011 ...SMALL CRAFT ADVISORY FRIDAY NIGHT... .TONIGHT...NE WIND 15 KT. SEAS 3 FT. SNOW. .FRI...N WIND 20 KT. SEAS 7 FT. SNOW SHOWERS. .FRI NIGHT...NW WIND 25 KT. SEAS 6 FT BUILDING TO 10 FT AFTER MIDNIGHT. SNOW SHOWERS. FREEZING SPRAY. .SAT...N WIND 20 KT. SEAS 5 FT. .SAT NIGHT...NE WIND 10 KT. SEAS 3 FT. .SUN...N WIND 15 KT. SEAS 5 FT. .MON...NW WIND 10 KT. SEAS 3 FT. .TUE...N WIND 10 KT. SEAS 3 FT. $$ PKZ172-231500- EASTERN ALEUTIANS NIKOLSKI TO ADAK 400 PM AKST THU DEC 22 2011 ...GALE WARNING TONIGHT... .TONIGHT...N WIND 35 KT. SEAS 12 FT. SNOW. FREEZING SPRAY. .FRI...NW WIND 25 KT. SEAS 9 FT. FREEZING SPRAY. .FRI NIGHT...N WIND 20 KT. SEAS 9 FT. FREEZING SPRAY. .SAT THROUGH SUN...NE WIND 35 KT. SEAS 10 FT. .MON...NE WIND 20 KT. SEAS 8 FT. .TUE...NE WIND 15 KT. SEAS 7 FT. $$ PKZ175-231500- WESTERN ALEUTIANS ADAK TO KISKA 400 PM AKST THU DEC 22 2011 ...SMALL CRAFT ADVISORY THROUGH FRIDAY NIGHT... .TONIGHT...NW WIND 25 KT. SEAS 8 FT. .FRI...NW WIND 25 KT BECOMING N 15 KT IN THE AFTERNOON. SEAS 8 FT. .FRI NIGHT...NE WIND 20 KT BECOMING E 30 KT AFTER MIDNIGHT. SEAS 10 FT. FREEZING SPRAY. .SAT...E WIND 40 KT. SEAS 14 FT. .SAT NIGHT...NE WIND 40 KT. SEAS 15 FT. .SUN...NE WIND 25 KT. SEAS 12 FT. .MON...NE WIND 20 KT. SEAS 8 FT. .TUE...E WIND 25 KT. SEAS 10 FT. $$ PKZ176-231500- WESTERN ALEUTIANS KISKA TO ATTU 400 PM AKST THU DEC 22 2011 ...GALE WARNING FRIDAY NIGHT... .TONIGHT...NW WIND 30 KT. SEAS 12 FT. .FRI...N WIND 20 KT. SEAS 10 FT. .FRI NIGHT...E WIND 25 KT INCREASING TO 40 KT AFTER MIDNIGHT. SEAS 10 FT BUILDING TO 15 FT .SAT...E WIND 40 KT. SEAS 15 FT. .SAT NIGHT...NE WIND 35 KT. SEAS 15 FT. .SUN THROUGH TUE...E WIND 25 KT. SEAS 12 FT. $$ PKZ185-231500- ST MATTHEW ISLAND WATERS 400 PM AKST THU DEC 22 2011 ...HEAVY FREEZING SPRAY WARNING THROUGH FRIDAY NIGHT... ...SMALL CRAFT ADVISORY THROUGH FRIDAY NIGHT... .TONIGHT...N WIND 30 KT. SEAS 9 FT. HEAVY FREEZING SPRAY. .FRI AND FRI NIGHT...N WIND 30 KT. SEAS 9 FT. HEAVY FREEZING SPRAY. .SAT...N WIND 25 KT. SEAS 8 FT. .SAT NIGHT AND SUN...N WIND 30 KT. SEAS 9 FT. .MON AND TUE...N WIND 25 KT. SEAS 8 FT. $$ PKZ179-231500- PRIBILOF ISLANDS NEAR-SHORE WATERS 400 PM AKST THU DEC 22 2011 ...HEAVY FREEZING SPRAY WARNING THROUGH FRIDAY NIGHT... ...SMALL CRAFT ADVISORY THROUGH FRIDAY NIGHT... .TONIGHT...N WIND 15 KT INCREASING TO 25 KT TOWARD MIDNIGHT. SEAS 6 FT. HEAVY FREEZING SPRAY. .FRI...N WIND 25 KT. SEAS 9 FT. HEAVY FREEZING SPRAY. .FRI NIGHT...N WIND 30 KT. SEAS 11 FT. SNOW SHOWERS. HEAVY FREEZING SPRAY. .SAT THROUGH SUN...N WIND 25 KT. SEAS 9 FT. .MON...N WIND 20 KT. SEAS 8 FT. .TUE...N WIND 15 KT. SEAS 6 FT. $$
2 follow-up statements
010 FZAK52 PAFC 231248 CWFALU COASTAL WATERS FORECAST NATIONAL WEATHER SERVICE ANCHORAGE ALASKA 400 AM AKST FRI DEC 23 2011 COASTAL WATERS FORECAST FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA PENINSULA WATERS AND THE ALEUTIAN ISLANDS UP TO 100 NM OUT. WIND FORECASTS REFLECT THE PREDOMINANT SPEED AND DIRECTION EXPECTED. SEA FORECASTS REPRESENT AN AVERAGE OF THE HIGHEST ONE-THIRD OF THE COMBINED WIND WAVE AND SWELL HEIGHT. PKZ199-240300- 400 AM AKST FRI DEC 23 2011 .SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA PENINSULA WATERS AND THE ALEUTIAN ISLANDS... A WEAK WEATHER FRONT OVER THE SOUTHERN BERING MOVES ACROSS THE ALEUTIANS TO THE NORTH PACIFIC BY FRI AFTERNOON. A NORTH PACIFIC LOW INTENSIFIES TO 971 MB FRI NIGHT 500 NM SOUTH OF SHEMYA AND THEN WEAKENS TO 988 MB SAT NIGHT 500 NM SOUTH OF DUTCH HARBOR. $$ PKZ150-240300- COASTAL WATERS SOUTH OF THE ALASKA PENINSULA SITKINAK TO CASTLE CAPE 400 AM AKST FRI DEC 23 2011 ...SMALL CRAFT ADVISORY THROUGH SATURDAY... .TODAY...N WIND 30 KT. SEAS 7 FT. FREEZING SPRAY. .TONIGHT...N WIND 25 KT. STRONGER GUSTS 35 KT OUT OF BAYS AND PASSES. SEAS 12 FT. FREEZING SPRAY. .SAT...NW WIND 25 KT. STRONGER GUSTS 35 KT OUT OF BAYS AND PASSES. SEAS 9 FT. FREEZING SPRAY. .SAT NIGHT AND SUN...NW WIND 30 KT. SEAS 9 FT. .MON AND TUE...NW WIND 25 KT. SEAS 9 FT. $$ PKZ155-240300- COASTAL WATERS SOUTH OF THE ALASKA PENINSULA CASTLE CAPE TO CAPE SARICHEF 400 AM AKST FRI DEC 23 2011 ...SMALL CRAFT ADVISORY THROUGH SATURDAY... .TODAY...N WIND 30 KT. SEAS 9 FT. .TONIGHT AND SAT...NW WIND 25 KT. STRONGER GUSTS 35 KT OUT OF BAYS AND PASSES. SEAS 9 FT. SNOW SHOWERS. FREEZING SPRAY. .SAT NIGHT AND SUN...NW WIND 25 KT. SEAS 8 FT. .MON...NW WIND 25 KT. SEAS 9 FT. .TUE...NW WIND 20 KT. SEAS 6 FT. $$ PKZ160-240300- BRISTOL BAY WATERS CAPE NEWENHAM TO PORT HEIDEN 400 AM AKST FRI DEC 23 2011 ...HEAVY FREEZING SPRAY WARNING THROUGH SATURDAY... ...SMALL CRAFT ADVISORY TONIGHT AND SATURDAY... .TODAY...N WIND 20 KT. SEAS 5 FT. HEAVY FREEZING SPRAY. .TONIGHT AND SAT...NW WIND 25 KT. SEAS 7 FT. HEAVY FREEZING SPRAY. .SAT NIGHT AND SUN...NW WIND 25 KT. SEAS 8 FT. .MON AND TUE...NW WIND 20 KT. SEAS 6 FT. $$ PKZ165-240300- PORT HEIDEN TO CAPE SARICHEF 400 AM AKST FRI DEC 23 2011 ...SMALL CRAFT ADVISORY TONIGHT AND SATURDAY... .TODAY...N WIND 20 KT. SEAS 6 FT. FREEZING SPRAY. .TONIGHT AND SAT...NW WIND 25 KT. SEAS 9 FT. SNOW SHOWERS. FREEZING SPRAY. .SAT NIGHT AND SUN...NW WIND 25 KT. SEAS 10 FT. .MON AND TUE...NW WIND 20 KT. SEAS 8 FT. $$ PKZ180-240300- SOUTHWEST ALASKA WATERS CAPE NEWENHAM TO DALL POINT 400 AM AKST FRI DEC 23 2011 ...HEAVY FREEZING SPRAY WARNING THROUGH SATURDAY... ...SMALL CRAFT ADVISORY THROUGH SATURDAY... .TODAY...N WIND 25 KT. SEAS IN ICE FREE WATERS 6 FT. HEAVY FREEZING SPRAY. .TONIGHT AND SAT...N WIND 25 KT. SEAS IN ICE FREE WATERS 7 FT. HEAVY FREEZING SPRAY. .SAT NIGHT AND SUN...N WIND 25 KT. SEAS IN ICE FREE WATERS 7 FT. .MON AND TUE...N WIND 20 KT. SEAS IN ICE FREE WATERS 5 FT. $$ PKZ170-240300- EASTERN ALEUTIANS CAPE SARICHEF TO NIKOLSKI 400 AM AKST FRI DEC 23 2011 ...SMALL CRAFT ADVISORY TONIGHT AND SATURDAY... .TODAY...NE WIND 30 KT DIMINISHING TO N 20 KT BY AFTERNOON. SEAS 7 FT. SNOW AND RAIN SHOWERS. .TONIGHT...NW WIND 25 KT. SEAS 10 FT. SNOW SHOWERS. FREEZING SPRAY. .SAT...N WIND 25 KT. SEAS 10 FT. FREEZING SPRAY. .SAT NIGHT...N WIND 20 KT. SEAS 8 FT. .SUN...N WIND 25 KT. SEAS 11 FT. .MON...NW WIND 20 KT. SEAS 10 FT. .TUE...NW WIND 15 KT. SEAS 7 FT. $$ PKZ171-240300- UNALASKA BAY 400 AM AKST FRI DEC 23 2011 ...SMALL CRAFT ADVISORY TONIGHT... .TODAY...N WIND 20 KT. SEAS 5 FT. SNOW. .TONIGHT...NW WIND 25 KT. SEAS 8 FT. SNOW SHOWERS. FREEZING SPRAY. .SAT...NW WIND 20 KT IN THE MORNING DIMINISHING TO N 10 KT IN THE AFTERNOON. SEAS 4 FT. FREEZING SPRAY. .SAT NIGHT AND TUE...NE WIND 15 KT. SEAS 5 FT. .MON AND TUE...NW WIND 15 KT. SEAS 5 FT. $$ PKZ172-240300- EASTERN ALEUTIANS NIKOLSKI TO ADAK 400 AM AKST FRI DEC 23 2011 ...SMALL CRAFT ADVISORY THROUGH SATURDAY... .TODAY...NW WIND 25 KT. SEAS 8 FT. SNOW. .TONIGHT...N WIND 20 KT. SEAS 10 FT. .SAT...NE WIND 30 KT EXCEPT N 20 KT EAST OF SEGUAM ISLAND. SEAS 9 FT. .SAT NIGHT AND SUN...NE WIND 30 KT. SEAS 9 FT. .MON AND TUE...NE WIND 20 KT. SEAS 9 FT. $$ PKZ175-240300- WESTERN ALEUTIANS ADAK TO KISKA 400 AM AKST FRI DEC 23 2011 ...SMALL CRAFT ADVISORY THROUGH SATURDAY... .TODAY...N WIND 20 KT. SEAS 8 FT. .TONIGHT...NE WIND 20 KT IN THE EVENING INCREASING TO E 30 KT AFTER MIDNIGHT. SEAS 9 FT. .SAT...E WIND 30 KT. SEAS 10 FT. SNOW AND RAIN. .SAT NIGHT...NE WIND 35 KT. SEAS 11 FT. .SUN...NE WIND 25 KT. SEAS 10 FT. .MON AND TUE...NE WIND 25 KT. SEAS 10 FT. $$ PKZ176-240300- WESTERN ALEUTIANS KISKA TO ATTU 400 AM AKST FRI DEC 23 2011 ...GALE WARNING TONIGHT AND SATURDAY... .TODAY...N WIND 20 KT. SEAS 10 FT. .TONIGHT...E WIND 25 KT INCREASING TO 35 KT AFTER MIDNIGHT. SEAS 9 FT. .SAT...E WIND 35 KT. SEAS 11 FT. .SAT NIGHT AND SUN...E WIND 30 KT. SEAS 11 FT. .MON AND TUE...E WIND 25 KT. SEAS 12 FT. $$ PKZ185-240300- ST MATTHEW ISLAND WATERS 400 AM AKST FRI DEC 23 2011 ...HEAVY FREEZING SPRAY WARNING THROUGH SATURDAY... ...SMALL CRAFT ADVISORY THROUGH SATURDAY... .TODAY...N WIND 30 KT. SEAS 9 FT. HEAVY FREEZING SPRAY. .TONIGHT AND SAT...N WIND 25 KT. SEAS 9 FT. HEAVY FREEZING SPRAY. .SAT NIGHT AND SUN...N WIND 30 KT. SEAS 9 FT. .MON AND TUE...N WIND 25 KT. SEAS 9 FT. $$ PKZ179-240300- PRIBILOF ISLANDS NEAR-SHORE WATERS 400 AM AKST FRI DEC 23 2011 ...HEAVY FREEZING SPRAY WARNING THROUGH SATURDAY... ...SMALL CRAFT ADVISORY THROUGH SATURDAY... .TODAY...N WIND 20 KT. SEAS 8 FT. SNOW. HEAVY FREEZING SPRAY. .TONIGHT AND SAT...N WIND 25 KT. SEAS 10 FT. SNOW SHOWERS. HEAVY FREEZING SPRAY. .SAT NIGHT AND SUN...N WIND 25 KT. SEAS 9 FT. .MON AND TUE...N WIND 20 KT. SEAS 8 FT. $$
674 FZAK52 PAFC 240007 CWFALU COASTAL WATERS FORECAST NATIONAL WEATHER SERVICE ANCHORAGE ALASKA 400 PM AKST FRI DEC 23 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. PKZ199-241500- 400 PM AKST FRI DEC 23 2011 .SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA PENINSULA WATERS AND THE ALEUTIAN ISLANDS... HIGH PRESSURE WILL PERSIST OVER THE WESTERN BERING SEA THROUGH SUN. A 970 MB LOW 500 NM SOUTH OF SHEMYA FRI NIGHT WILL MOVE TO 500 NM SOUTH OF DUTCH HARBOR AT 988 MB SAT NIGHT. $$ PKZ150-241500- COASTAL WATERS SOUTH OF THE ALASKA PENINSULA SITKINAK TO CASTLE CAPE 400 PM AKST FRI DEC 23 2011 ...HEAVY FREEZING SPRAY WARNING SATURDAY NIGHT... ...SMALL CRAFT ADVISORY THROUGH SATURDAY NIGHT... .TONIGHT...N WIND 30 KT. SEAS 12 FT. FREEZING SPRAY. .SAT...NW WIND 30 KT. SEAS 11 FT. FREEZING SPRAY. .SAT NIGHT...NW WIND 30 KT. SEAS 10 FT. SNOW SHOWERS. HEAVY FREEZING SPRAY. .SUN...NW WIND 25 KT. SEAS 9 FT. .SUN NIGHT AND MON...NW WIND 30 KT. SEAS 10 FT. .TUE...NW WIND 25 KT. SEAS 8 FT. .WED...N WIND 15 KT. SEAS 6 FT. $$ PKZ155-241500- COASTAL WATERS SOUTH OF THE ALASKA PENINSULA CASTLE CAPE TO CAPE SARICHEF 400 PM AKST FRI DEC 23 2011 ...SMALL CRAFT ADVISORY THROUGH SATURDAY NIGHT... .TONIGHT...NW WIND 30 KT. SEAS 9 FT. SNOW SHOWERS. FREEZING SPRAY. .SAT AND SAT NIGHT...NW WIND 25 KT. SEAS 8 FT. SNOW SHOWERS. FREEZING SPRAY. .SUN...NW WIND 25 KT. SEAS 8 FT. .SUN NIGHT...NW WIND 30 KT. SEAS 10 FT. .MON...NW WIND 25 KT. SEAS 9 FT. .TUE...NW WIND 20 KT. SEAS 7 FT. .WED...N WIND 15 KT. SEAS 6 FT. $$ PKZ160-241500- BRISTOL BAY WATERS CAPE NEWENHAM TO PORT HEIDEN 400 PM AKST FRI DEC 23 2011 ...HEAVY FREEZING SPRAY WARNING THROUGH SATURDAY NIGHT... ...SMALL CRAFT ADVISORY THROUGH SATURDAY NIGHT... .TONIGHT...NW WIND 25 KT. SEAS 6 FT. HEAVY FREEZING SPRAY. .SAT AND SAT NIGHT...NW WIND 30 KT. SEAS 9 FT. HEAVY FREEZING SPRAY. .SUN...NW WIND 30 KT. SEAS 10 FT. .SUN NIGHT AND MON...NW WIND 25 KT. SEAS 9 FT. .TUE...NW WIND 20 KT. SEAS 6 FT. .WED...N WIND 10 KT. SEAS 5 FT. $$ PKZ165-241500- PORT HEIDEN TO CAPE SARICHEF 400 PM AKST FRI DEC 23 2011 ...SMALL CRAFT ADVISORY THROUGH SATURDAY NIGHT... .TONIGHT...NW WIND 25 KT. SEAS 10 FT. SNOW SHOWERS. FREEZING SPRAY. .SAT AND SAT NIGHT...NW WIND 25 KT. SEAS 11 FT. FREEZING SPRAY. .SUN THROUGH MON...NW WIND 25 KT. SEAS 12 FT. .TUE...NW WIND 20 KT. SEAS 8 FT. .WED...N WIND 15 KT. SEAS 6 FT. $$ PKZ180-241500- SOUTHWEST ALASKA WATERS CAPE NEWENHAM TO DALL POINT 400 PM AKST FRI DEC 23 2011 ...HEAVY FREEZING SPRAY WARNING THROUGH SATURDAY NIGHT... ...SMALL CRAFT ADVISORY THROUGH SATURDAY NIGHT... .TONIGHT...N WIND 30 KT. SEAS IN ICE FREE WATERS 8 FT. HEAVY FREEZING SPRAY. .SAT AND SAT NIGHT...NW WIND 30 KT. SEAS IN ICE FREE WATERS 8 FT. HEAVY FREEZING SPRAY. .SUN AND SUN NIGHT...N WIND 25 KT. SEAS IN ICE FREE WATERS 7 FT. .MON AND TUE...N WIND 20 KT. SEAS IN ICE FREE WATERS 6 FT. .WED...N WIND 15 KT. SEAS IN ICE FREE WATERS 4 FT. $$ PKZ170-241500- EASTERN ALEUTIANS CAPE SARICHEF TO NIKOLSKI 400 PM AKST FRI DEC 23 2011 ...SMALL CRAFT ADVISORY THROUGH SATURDAY NIGHT... .TONIGHT...NW WIND 25 KT. SEAS 11 FT. SNOW SHOWERS. FREEZING SPRAY. .SAT...N WIND 25 KT. SEAS 11 FT. FREEZING SPRAY. .SAT NIGHT...N WIND 20 KT. SEAS 9 FT. FREEZING SPRAY. .SUN...N WIND 25 KT. SEAS 12 FT. .SUN NIGHT...NW WIND 25 KT. SEAS 13 FT. .MON...NW WIND 20 KT. SEAS 9 FT. .TUE...NW WIND 15 KT. SEAS 7 FT. .WED...NE WIND 15 KT. SEAS 6 FT. $$ PKZ171-241500- UNALASKA BAY 400 PM AKST FRI DEC 23 2011 .TONIGHT...NW WIND 15 KT. SEAS 4 FT. SNOW SHOWERS. FREEZING SPRAY. .SAT...NW WIND 20 KT. SEAS 4 FT. FREEZING SPRAY. .SAT NIGHT...N WIND 15 KT. SEAS 4 FT. FREEZING SPRAY. .SUN...N WIND 20 KT. SEAS 7 FT. .SUN NIGHT...NW WIND 20 KT. SEAS 7 FT. .MON...NW WIND 15 KT. SEAS 5 FT. .TUE...NW WIND 10 KT. SEAS 3 FT. .WED...N WIND 10 KT. SEAS 5 FT. $$ PKZ172-241500- EASTERN ALEUTIANS NIKOLSKI TO ADAK 400 PM AKST FRI DEC 23 2011 ...GALE WARNING SATURDAY... .TONIGHT...N WIND 20 KT. SEAS 10 FT. FREEZING SPRAY. .SAT...NE WIND 35 KT. E OF SEGUAM ISLAND...NE WIND 15 KT INCREASING TO 25 KT IN THE AFTERNOON. SEAS 10 FT. FREEZING SPRAY. .SAT NIGHT...NE WIND 30 KT. SEAS 10 FT. SNOW SHOWERS. FREEZING SPRAY. .SUN...N WIND 25 KT. SEAS 9 FT. .SUN NIGHT...NE WIND 20 KT. SEAS 8 FT. .MON...NE WIND 25 KT. SEAS 10 FT. .TUE...NE WIND 15 KT. SEAS 7 FT. .WED...NE WIND 20 KT. SEAS 9 FT. $$ PKZ175-241500- WESTERN ALEUTIANS ADAK TO KISKA 400 PM AKST FRI DEC 23 2011 ...GALE WARNING SATURDAY AND SATURDAY NIGHT... .TONIGHT...NE WIND 20 KT BECOMING E 30 KT AFTER MIDNIGHT. SEAS 9 FT. .SAT...E WIND 35 KT. SEAS 11 FT. SNOW SHOWERS. .SAT NIGHT...NE WIND 35 KT DIMINISHING TO 25 KT AFTER MIDNIGHT. SEAS 11 FT. .SUN...NE WIND 20 KT. SEAS 9 FT. .SUN NIGHT...E WIND 25 KT. SEAS 10 FT. .MON...NE WIND 30 KT. SEAS 13 FT. .TUE...NE WIND 20 KT. SEAS 9 FT. .WED...NE WIND 25 KT. SEAS 10 FT. $$ PKZ176-241500- WESTERN ALEUTIANS KISKA TO ATTU 400 PM AKST FRI DEC 23 2011 ...GALE WARNING THROUGH SATURDAY... .TONIGHT...E WIND 25 KT INCREASING TO 35 KT AFTER MIDNIGHT. SEAS 9 FT. .SAT...E WIND 35 KT. SEAS 13 FT. .SAT NIGHT...E WIND 30 KT. SEAS 11 FT. .SUN THROUGH TUE...E WIND 25 KT. SEAS 10 FT. .WED...NE WIND 25 KT. SEAS 11 FT. $$ PKZ185-241500- ST MATTHEW ISLAND WATERS 400 PM AKST FRI DEC 23 2011 ...HEAVY FREEZING SPRAY WARNING THROUGH SATURDAY NIGHT... ...SMALL CRAFT ADVISORY THROUGH SATURDAY NIGHT... .TONIGHT...N WIND 30 KT. SEAS 10 FT. HEAVY FREEZING SPRAY. .SAT AND SAT NIGHT...N WIND 30 KT. SEAS 9 FT. HEAVY FREEZING SPRAY. .SUN...N WIND 30 KT. SEAS 10 FT. .SUN NIGHT THROUGH TUE...N WIND 25 KT. SEAS 10 FT. .TUE...N WIND 25 KT. SEAS 10 FT. .WED...N WIND 20 KT. SEAS 8 FT. $$ PKZ179-241500- PRIBILOF ISLANDS NEAR-SHORE WATERS 400 PM AKST FRI DEC 23 2011 ...HEAVY FREEZING SPRAY WARNING THROUGH SATURDAY NIGHT... ...SMALL CRAFT ADVISORY THROUGH SATURDAY NIGHT... .TONIGHT...N WIND 25 KT. SEAS 10 FT. SNOW SHOWERS. HEAVY FREEZING SPRAY. .SAT...N WIND 25 KT. SEAS 10 FT. HEAVY FREEZING SPRAY. .SAT NIGHT...N WIND 25 KT. SEAS 10 FT. SNOW SHOWERS. HEAVY FREEZING SPRAY. .SUN...N WIND 25 KT. SEAS 11 FT. .SUN NIGHT...NW WIND 25 KT. SEAS 11 FT. .MON...N WIND 20 KT. SEAS 9 FT. .TUE...N WIND 15 KT. SEAS 7 FT. .WED...N WIND 20 KT. SEAS 8 FT. $$
What forecasters said that day
The local office's own words before this small craft advisory 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 small craft advisory went out at Dec 22, 5:15 AM AKST, 10 hours 45 minutes earlier.
Area forecast discussion, Dec 22, 5:15 AM AKST, 10 hours 45 minutes before
SOUTHCENTRAL AND SOUTHWEST ALASKA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE ANCHORAGE AK
515 AM AKST THU DEC 22 2011
.ANALYSIS AND UPPER LEVELS...
THE MOST SIGNIFICANT FEATURE EVIDENT ON MORNING SATELLITE IMAGERY IS
THE LARGE LOW SOUTH OF THE GULF OF ALASKA AND A HIGH AMPLITUDE RIDGE
THAT IS LOCATED DOWNSTREAM OVER THE COAST OF BRITISH COLUMBIA. WATER
VAPOR IMAGERY SHOWS A PRONOUNCED DECAY AND NORTHWARD ELONGATION OF
THE CIRCULATION AROUND THE LOW AS IT ENCOUNTERS THIS RIDGE. THIS WILL
BE THE PRIMARY FORECAST CHALLENGE OF THE DAY AS MOISTURE SPREADS
NORTHWARD AND WESTWARD ACROSS SOUTHCENTRAL ALASKA. FURTHER
WEST...THERE SATELLITE IMAGERY SHOWS A WEAK LOW JUST SOUTH OF THE
CENTRAL ALEUTIANS. THIS LOW IS LOCATED WELL NORTH OF A 170 KT JET
STREAM THAT IS FLOWING ZONALLY FROM WEST TO EAST. THE APPEARANCE OF
THE LOW IS ALREADY DEGRADING AS A NEW LOW DEVELOPS FURTHER SOUTH AND
CLOSER TO THE JET STREAM ENERGY.
.MODEL DISCUSSION...
MODELS ARE IN EXCELLENT OVERALL AGREEMENT WITH THE NEW SYNOPTIC
PATTERN THAT IS NOW IN PLACE ACROSS THE REGION. THERE REMAINS A BIT
OF DIFFERENCE ON WHERE EXACTLY THE GULF LOW MAKES LANDFALL THIS
EVENING. THE EC IS THE FURTHEST WEST BRINGING THE LOW DIRECTLY INTO
PRINCE WILLIAM SOUND. THE GFS IS THE FURTHEST EAST...WITH A LANDFALL
LOCATION EAST OF CORDOVA. THE NAM/GEM/UKMET ARE ALL SOMEWHERE IN THE
MIDDLE OF THESE TWO POSITIONS. WHILE THIS IS GENERALLY GOOD GUIDANCE
CLUSTERING THE EXACT POSITION WILL MAKE SIGNIFICANT DIFFERENCE WITH
HOW MUCH SNOW SPREADS WESTWARD INTO THE ANCHORAGE BOWL AND MATANUSKA
VALLEY TONIGHT. AT PRESENT...THE ECMWF CONTINUES TO SHOW THE BEST
RUN-TO-RUN CONSISTENCY AND IS THE PREFERRED MODEL.
.SHORT TERM FORECAST...
SOUTHCENTRAL...AS MENTIONED ABOVE...THE LARGE LOW APPROACHING THE
GULF WILL WEAKEN TODAY AS IT INTERACTS WITH A STRONG DOWNSTREAM
RIDGE. HIGH CONFIDENCE THAT A TRIPLE POINT LOW WILL DEVELOP IN THE
NORTHERN GULF AND MOVE TO NEAR (OR IN) PRINCE WILLIAM SOUND BY THIS
EVENING. SNOW WILL DEVELOP OVER SOUTHEASTERN PORTIONS OF THE COPPER
RIVER BASIN THIS MORNING AND SPREAD NORTH AND WEST THROUGHOUT THE
DAY. IT LOOKS LIKE A GOOD BET THAT MUCH OF THE BASIN WILL SEE 6 TO 12
INCHES OF SNOW BY FRIDAY MORNING. MEANWHILE...THOMPSON PASS WILL ALSO
SEE SOME DECENT ACCUMULATIONS AND COMBINED WITH MODERATE NORTHERLY
WINDS THROUGH THE MOUNTAINS SHOULD PRODUCE BLIZZARD CONDITIONS
BEGINNING THIS MORNING AND LASTING THROUGH THIS EVENING. THE TRICKIER
FORECAST IS HOW FAR WEST THE SIGNIFICANT SNOWFALL SPREADS. SNOW
SHOULD DEVELOP ACROSS THE ANCHORAGE BOWL AND MATANUSKA VALLEY THIS
AFTERNOON AND CONTINUE THROUGH MUCH OF THE NIGHT TONIGHT. THE MOST
LIKELY SCENARIO AT THIS TIME IS THAT THE ANCHORAGE AREA WILL SEE A
FEW INCHES OF SNOW...THOUGH IT IS IMPORTANT TO NOTE THAT SMALL
DEVIATIONS IN THE TRACK OF THE SURFACE LOW INTO PRINCE WILLIAM SOUND
WILL HAVE A SIGNIFICANT EFFECT ON HOW MUCH SNOW ACCUMULATES.
CONDITIONS WILL BE MONITORED THROUGHOUT THE DAY. STAY TUNED TO THE
LATEST FORECAST.
SOUTHWEST AND BERING SEA REGION...BENIGN WEATHER WILL CONTINUE FOR
THE FORESEEABLE FUTURE WITH ISOLATED SNOW SHOWERS ACROSS MUCH OF THE
REGION AND COOLING TEMPERATURES. BY CHRISTMAS DAY TEMPERATURES WILL
BE BITTERLY COLD ACROSS THE SOUTHWEST MAINLAND. FURTHER WEST...THE
WEAK LOW SOUTH OF ATKA THIS MORNING WILL CLIP THE DUTCH HARBOR AREA
WITH A BIT OF WIND AND SNOW TODAY...HOWEVER OVERALL IMPACTS WILL BE
MINOR AS THE LOW RAPIDLY WEAKENS AND THE ENERGY IS CARRIED EASTWARD
WITH THE JET STREAM.
.LONG TERM FORECAST...
COLD PATTERN SETTLING IN THROUGH AT LEAST THE MIDDLE OF NEXT WEEK
ACROSS THE MAINLAND. THE MOST ACTIVE WEATHER WILL BE LARGELY CONFINED
TO THE GULF COAST DURING THIS PERIOD AS THE STORM TRACK KEEPS LOWS
SOUTH OF THE ALEUTIANS AND THE RIDGE OVER CANADA STEERS THEM
NORTHWARD TOWARD PRINCE WILLIAM SOUND. EXPECT COLDER THAN NORMAL
TEMPERATURES THROUGHOUT MUCH OF THE STATE...WITH A CHANCE FOR SNOW
EVERY FEW DAYS ACROSS MOST OF SOUTHCENTRAL.
.AER/ALU...WATCH/WARNING SUMMARY
PUBLIC...BLIZZARD WARNING 131
SNOW ADVISORY 141
MARINE...GALE 120 129 130 132 155 172
HEAVY FREEZING SPRAY 160 165 179 180 185
FIRE WEATHER...NONE
AMD DEC 11In the hours before
Special weather statement, Dec 22, 4:00 PM AKST, 0 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ANCHORAGE AK 4 PM AKST THU DEC 22 2011 AKZ101-111-230330- ...MODERATE SNOWFALL ACROSS THE ANCHORAGE BOWL AND MATANUSKA VALLEY TONIGHT... A STRONG STORM SYSTEM MOVING INTO WESTERN PRINCE WILLIAM SOUND IS PRODUCING SNOW ACROSS MUCH OF THE ANCHORAGE BOWL AND MATANUSKA VALLEY THIS AFTERNOON. SNOW ACROSS THE AREA MAY BRIEFLY DIMINISH BEFORE INCREASING IN INTENSITY THIS EVENING. SNOW SHOULD TAPER OFF TO SNOW SHOWERS BY MID MORNING FRIDAY. STORM TOTAL SNOWFALL OF 3 TO 8 INCHES IS EXPECTED BEFORE THE STORM ENDS...THE GREATEST AMOUNTS WILL BE ALONG AND NEAR THE MOUNTAINS.
The 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 | 48 hr | |
| Dec 22, 4:00 PM AKST | Storm Warning | AFC | 12 hr | |
| Dec 22, 4:00 PM AKST | Heavy Freezing Spray Warning | AFC | 9 days | |
| Dec 22, 10:10 PM AKST | Gale Warning | AFC | 6 hr | |
| Dec 23, 4:00 AM AKST | Gale Warning | AFC | 4 days | |
| Dec 23, 4:00 AM AKST | Small Craft Advisory | AFC | 48 hr | |
| Dec 23, 4:00 AM AKST | Small Craft Advisory | AFC | 4 days | |
| Dec 23, 4:00 AM AKST | Heavy Freezing Spray Warning | AFC | 9 days |
Nearby
Small Craft Advisories in Alaska, 2011Every small craft advisory in 2011
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.