Alert archive / Alaska / Storm Warnings in 2009
Storm Warning 55, NWS Juneau, AK
NWS Juneau, AK issued this storm warning at Dec 18, 2009, 9:00 AM AKST. It was in force for 5 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 18, 2009, 9:00 AM AKST (18:00 UTC)
- Expired
- Dec 18, 2009, 2:00 PM AKST
- In force
- 5 hr
- Issued by
- NWS Juneau, AK
The text
As transmitted, in the capitals the NWS used until 2016.
000 FZAK51 PAJK 181801 AAB CWFAJK COASTAL WATERS FORECAST FOR SOUTHEAST ALASKA...UPDATED NATIONAL WEATHER SERVICE JUNEAU AK 900 AM AKST FRI DEC 18 2009 SOUTHEAST ALASKA INSIDE WATERS FROM DIXON ENTRANCE TO SKAGWAY WIND FORECASTS REFLECT THE PREDOMINANT SPEED AND DIRECTION EXPECTED. SEA FORECASTS REPRESENT THE AVERAGE OF THE HIGHEST ONE-THIRD OF THE COMBINED WINDWAVE AND SWELL HEIGHT. PKZ098-190945- 635 AM AKST FRI DEC 18 2009 .SYNOPSIS FOR SOUTHEAST ALASKA INNER CHANNELS COASTAL WATERS... A LOW WILL MOVE N OVER THE PANHANDLE FRIDAY MORNING TRACKING INTO THE YUKON BY FRI AFTERNOON. FLAT RIDGE OF HIGH PRESSURE WILL BUILD OVER THE SOUTHERN PANHANDLE FRIDAY NIGHT. $$ PKZ011-190945- GLACIER BAY- 900 AM AKST FRI DEC 18 2009 ...GALE WARNING TODAY... .TODAY...S WIND 40 KT DIMINISHING TO 25 KT IN THE AFTERNOON. SEAS 8 FT SUBSIDING TO 5 FT. SNOW SHOWERS. .TONIGHT...S WIND 20 KT DIMINISHING LATE. SEAS 4 FT. SNOW SHOWERS. .SAT...SE WIND 15 KT. SEAS 3 FT. SNOW SHOWERS. .SAT NIGHT...S WIND 15 KT. SEAS 3 FT. SNOW. .SUN...SE WIND 20 KT. SEAS 4 FT. .MON...N WIND 20 KT. SEAS 4 FT. .TUE...N WIND 20 KT. SEAS 4 FT. $$ PKZ012-190945- NORTHERN LYNN CANAL- 900 AM AKST FRI DEC 18 2009 ...STORM WARNING THIS MORNING... .TODAY...S WIND 50 KT DIMINISHING TO 30 KT IN THE AFTERNOON. SEAS 10 FT SUBSIDING TO 6 FT IN THE AFTERNOON. SNOW SHOWERS. .TONIGHT...S WIND 20 KT DIMINISHING LATE. SEAS 4 FT. SNOW SHOWERS. .SAT...N WIND 10 KT. SEAS 2 FT OR LESS. SNOW SHOWERS. .SAT NIGHT...N WIND 15 KT. SEAS 3 FT. SNOW. .SUN...N WIND 25 KT. SEAS 4 FT. .MON...N WIND 25 KT. SEAS 5 FT. .TUE...N WIND 20 KT. SEAS 4 FT. $$ PKZ013-190945- SOUTHERN LYNN CANAL- 900 AM AKST FRI DEC 18 2009 ...STORM WARNING THIS MORNING... .TODAY...S WIND 50 KT DIMINISHING TO 30 KT IN THE AFTERNOON. SEAS 10 FT SUBSIDING TO 6 FT IN THE AFTERNOON. SNOW SHOWERS. .TONIGHT...S WIND 20 KT. SEAS 4 FT. SNOW SHOWERS. .SAT...S WIND 10 KT BECOMING N LATE. SEAS 2 FT OR LESS. SNOW SHOWERS. .SAT NIGHT...N WIND 15 KT. SEAS 3 FT. .SUN...N WIND 25 KT. SEAS 4 FT. .MON...N WIND 25 KT. SEAS 5 FT. .TUE...N WIND 20 KT. SEAS 4 FT. $$ PKZ021-190945- ICY STRAIT- 635 AM AKST FRI DEC 18 2009 ...GALE WARNING TODAY... .TODAY...SE WIND RISING TO 40 KT THIS MORNING THEN BECOMING SW 25 KT IN THE AFTERNOON. SEAS 6 FT. RAIN IN THE MORNING...THEN RAIN AND SNOW SHOWERS IN THE AFTERNOON. .TONIGHT...SW WIND 20 KT. SEAS 4 FT. RAIN SHOWERS IN THE EVENING CHANGING TO SNOW SHOWERS. .SAT...SW WIND 15 KT. SEAS 3 FT. SNOW SHOWERS. .SAT NIGHT...E WIND 20 KT. SEAS 4 FT. .SUN...SE WIND 20 KT. SEAS 4 FT. .MON...E WIND 20 KT. SEAS 4 FT. .TUE...NE WIND 20 KT. SEAS 4 FT. $$ PKZ022-190945- CROSS SOUND- 635 AM AKST FRI DEC 18 2009 UPDATED ...STORM WARNING TODAY... .REST OF TODAY...SW WIND 50 KT DIMINISHING TO 25 KT MID DAY. SEAS 11 FT. RAIN AND SNOW SHOWERS. .TONIGHT...SW WIND 25 KT BECOMING 20 KT LATE. SEAS 13 FT. SNOW AND RAIN SHOWERS. .SAT...SW WIND 15 KT. SEAS 7 FT. W SWELL. SNOW AND RAIN SHOWERS. .SAT NIGHT...SW WIND 15 KT. SEAS 5 FT. RAIN. .SUN...SE WIND 15 KT. SEAS 5 FT. .MON...NE WIND 15 KT. SEAS 4 FT. .TUE...E WIND 20 KT. SEAS 6 FT. $$ PKZ031-190945- STEPHENS PASSAGE- 900 AM AKST FRI DEC 18 2009 ...GALE WARNING TODAY... .TODAY...SE WIND 40 KT DIMINISHING TO 25 KT IN THE AFTERNOON. SEAS 8 FT SUBSIDING TO 5 FT. SNOW SHOWERS. .TONIGHT...S WIND 25 KT. SEAS 5 FT. SNOW SHOWERS. .SAT...S WIND 20 KT. SEAS 4 FT. SNOW SHOWERS. .SAT NIGHT...SE WIND 15 KT. SEAS 3 FT. .SUN...N WIND 25 KT. SEAS 5 FT. .MON...N WIND 25 KT. SEAS 5 FT. .TUE...N WIND 20 KT. SEAS 4 FT. $$ PKZ032-190945- NORTHERN CHATHAM STRAIT- 900 AM AKST FRI DEC 18 2009 ...GALE WARNING TODAY... .TODAY...S WIND 40 KT DIMINISHING TO 25 KT IN THE AFTERNOON. SEAS 8 FT SUBSIDING TO 5 FT IN THE AFTERNOON. SNOW SHOWERS. .TONIGHT...S WIND 20 KT. SEAS 4 FT. SNOW SHOWERS. .SAT...S WIND 20 KT. SEAS 4 FT. SNOW SHOWERS. .SAT NIGHT...S WIND 15 KT. SEAS 3 FT. .SUN...N WIND 20 KT. SEAS 4 FT. .MON...N WIND 20 KT. SEAS 4 FT. .TUE...N WIND 20 KT. SEAS 4 FT. $$ PKZ033-190945- SOUTHERN CHATHAM STRAIT- 900 AM AKST FRI DEC 18 2009 ...GALE WARNING TODAY... .TODAY...S WIND 45 KT BECOMING SW 25 KT IN THE AFTERNOON. SEAS 9 FT...EXCEPT 13 FT NEAR OCEAN ENTRANCES. SNOW SHOWERS. .TONIGHT...SW WIND 25 KT. SEAS 5 FT...EXCEPT 12 FT NEAR OCEAN ENTRANCES. RAIN AND SNOW SHOWERS IN THE EVENING CHANGING TO SNOW SHOWERS LATE. .SAT...SW WIND 25 KT. SEAS 5 FT...EXCEPT 11 FT NEAR OCEAN ENTRANCES. .SAT NIGHT...SE WIND 15 KT. SEAS 3 FT...EXCEPT 6 FT NEAR OCEAN ENTRANCES. .SUN...N WIND 15 KT. SEAS 3 FT. .MON...N WIND 15 KT. SEAS 3 FT. .TUE...SE WIND 20 KT. SEAS 4 FT. $$ PKZ034-190945- FREDERICK SOUND- 900 AM AKST FRI DEC 18 2009 ...GALE WARNING TODAY... .TODAY...SW WIND 40 KT DIMINISHING TO 25 KT IN THE AFTERNOON. SEAS 8 FT SUBSIDING TO 5 FT. SNOW SHOWERS. .TONIGHT...SW WIND 25 KT. SEAS 5 FT. SNOW AND RAIN SHOWERS. .SAT...SW WIND 20 KT. SEAS 4 FT. .SAT NIGHT...SE WIND 15 KT. SEAS 3 FT. .SUN...NE WIND 20 KT. GUSTS TO 35 KT OUT OF INTERIOR PASSES. SEAS 4 FT. .MON...NE WIND 20 KT. SEAS 4 FT. .TUE...SE WIND 20 KT. SEAS 4 FT. $$ PKZ035-190945- SUMNER STRAIT- 900 AM AKST FRI DEC 18 2009 ...GALE WARNING TODAY... .TODAY...SW WIND 40 KT DIMINISHING TO 25 KT THIS AFTERNOON. SEAS 8 FT SUBSIDING TO 5 FT. SEAS 10 FT NEAR OCEAN ENTRANCES. RAIN AND SNOW SHOWERS. .TONIGHT...SW WIND 20 KT BECOMING E LATE. SEAS 4 FT...EXCEPT 8 FT NEAR OCEAN ENTRANCES. RAIN AND SNOW SHOWERS. .SAT...E WIND 20 KT. SEAS 4 FT...EXCEPT 7 FT NEAR OCEAN ENTRANCES. .SAT NIGHT...E WIND 15 KT. SEAS 3 FT. .SUN...NE WIND 20 KT. SEAS 4 FT. .MON...E WIND 20 KT. SEAS 4 FT. .TUE...E WIND 20 KT. SEAS 4 FT. $$ PKZ036-190945- CLARENCE STRAIT- 635 AM AKST FRI DEC 18 2009 ...STORM WARNING THIS MORNING... .TODAY...SE WIND 55 KT. STRONGEST WINDS N PART. WIND DIMINISHING TO 25 KT IN THE AFTERNOON. SEAS 7 FT SUBSIDING TO 5 FT IN THE AFTERNOON. NEAR OCEAN ENTRANCES...SEAS 13 FT SUBSIDING TO 8 FT IN THE AFTERNOON. RAIN IN THE MORNING...THEN RAIN SHOWERS IN THE AFTERNOON. .TONIGHT...SE WIND 25 KT. SEAS 5 FT. NEAR OCEAN ENTRANCES...SEAS 8 FT SUBSIDING TO 6 FT LATE. RAIN SHOWERS IN THE EVENING. .SAT...SE WIND 25 KT. SEAS 5 FT. .SAT NIGHT...SE WIND 25 KT. SEAS 5 FT. .SUN...SW WIND 25 KT. SEAS 5 FT. .MON...SE WIND 20 KT. SEAS 4 FT. .TUE...SE WIND 20 KT. SEAS 4 FT. $$
1 follow-up statement
000 FZAK51 PAJK 182316 AAC CWFAJK COASTAL WATERS FORECAST FOR SOUTHEAST ALASKA...UPDATED NATIONAL WEATHER SERVICE JUNEAU AK 2 PM AKST FRI DEC 18 2009 SOUTHEAST ALASKA INSIDE WATERS FROM DIXON ENTRANCE TO SKAGWAY WIND FORECASTS REFLECT THE PREDOMINANT SPEED AND DIRECTION EXPECTED. SEA FORECASTS REPRESENT THE AVERAGE OF THE HIGHEST ONE-THIRD OF THE COMBINED WINDWAVE AND SWELL HEIGHT. PKZ098-190945- 635 AM AKST FRI DEC 18 2009 .SYNOPSIS FOR SOUTHEAST ALASKA INNER CHANNELS COASTAL WATERS... A LOW WILL MOVE N OVER THE PANHANDLE FRIDAY MORNING TRACKING INTO THE YUKON BY FRI AFTERNOON. FLAT RIDGE OF HIGH PRESSURE WILL BUILD OVER THE SOUTHERN PANHANDLE FRIDAY NIGHT. $$ PKZ011-190945- GLACIER BAY- 2 PM AKST FRI DEC 18 2009 UPDATED ...SMALL CRAFT ADVISORY TODAY... .TODAY...S WIND TO 25 KT. SEAS 5 FT. SNOW SHOWERS. .TONIGHT...S WIND 20 KT DIMINISHING LATE. SEAS 4 FT. SNOW SHOWERS. .SAT...SE WIND 15 KT. SEAS 3 FT. SNOW SHOWERS. .SAT NIGHT...S WIND 15 KT. SEAS 3 FT. SNOW. .SUN...SE WIND 20 KT. SEAS 4 FT. .MON...N WIND 20 KT. SEAS 4 FT. .TUE...N WIND 20 KT. SEAS 4 FT. $$ PKZ012-190945- NORTHERN LYNN CANAL- 2 PM AKST FRI DEC 18 2009 UPDATED ...GALE WARNING THROUGH TONIGHT... .TODAY...S WIND 40 KT. SEAS 9 FT. SNOW SHOWERS. .TONIGHT...S WIND 40 KT DIMINISHING LATE. SEAS 9 FT SUBSIDING LATE. SNOW SHOWERS. .SAT...N WIND 10 KT. SEAS 2 FT OR LESS. SNOW SHOWERS. .SAT NIGHT...N WIND 15 KT. SEAS 3 FT. SNOW. .SUN...N WIND 25 KT. SEAS 4 FT. .MON...N WIND 25 KT. SEAS 5 FT. .TUE...N WIND 20 KT. SEAS 4 FT. $$ PKZ013-190945- SOUTHERN LYNN CANAL- 2 PM AKST FRI DEC 18 2009 UPDATED ...GALE WARNING TODAY... .TODAY...S WIND 35 KT. SEAS 6 FT. SNOW SHOWERS. .TONIGHT...S WIND 20 KT. SEAS 4 FT. SNOW SHOWERS. .SAT...S WIND 10 KT BECOMING N LATE. SEAS 2 FT OR LESS. SNOW SHOWERS. .SAT NIGHT...N WIND 15 KT. SEAS 3 FT. .SUN...N WIND 25 KT. SEAS 4 FT. .MON...N WIND 25 KT. SEAS 5 FT. .TUE...N WIND 20 KT. SEAS 4 FT. $$ PKZ021-190945- ICY STRAIT- 2 PM AKST FRI DEC 18 2009 UPDATED ...SMALL CRAFT ADVISORY TODAY... .TODAY...SW WIND 25 KT. SEAS 6 FT. SNOW SHOWERS. .TONIGHT...SW WIND 20 KT. SEAS 4 FT. RAIN SHOWERS IN THE EVENING CHANGING TO SNOW SHOWERS. .SAT...SW WIND 15 KT. SEAS 3 FT. SNOW SHOWERS. .SAT NIGHT...E WIND 20 KT. SEAS 4 FT. .SUN...SE WIND 20 KT. SEAS 4 FT. .MON...E WIND 20 KT. SEAS 4 FT. .TUE...NE WIND 20 KT. SEAS 4 FT. $$ PKZ022-190945- CROSS SOUND- 2 PM AM AKST FRI DEC 18 2009 UPDATED ...GALE WARNING THROUGH TONIGHT... .REST OF TODAY...SW WIND 40 KT. SEAS 11 FT.SNOW SHOWERS. .TONIGHT...SW WIND 40 KT BECOMING 25 KT LATE. SEAS 13 FT. SNOW AND RAIN SHOWERS. .SAT...SW WIND 15 KT. SEAS 7 FT. W SWELL. SNOW AND RAIN SHOWERS. .SAT NIGHT...SW WIND 15 KT. SEAS 5 FT. RAIN. .SUN...SE WIND 15 KT. SEAS 5 FT. .MON...NE WIND 15 KT. SEAS 4 FT. .TUE...E WIND 20 KT. SEAS 6 FT. $$ PKZ031-190945- STEPHENS PASSAGE- 2 PM AKST FRI DEC 18 2009 UPDATED ...SMALL CRAFT ADVISORY THROUGH TONIGHT... .TODAY...S WIND 25 KT. SEAS 5 FT. SNOW SHOWERS. .TONIGHT...S WIND 25 KT. SEAS 5 FT. SNOW SHOWERS. .SAT...S WIND 20 KT. SEAS 4 FT. SNOW SHOWERS. .SAT NIGHT...SE WIND 15 KT. SEAS 3 FT. .SUN...N WIND 25 KT. SEAS 5 FT. .MON...N WIND 25 KT. SEAS 5 FT. .TUE...N WIND 20 KT. SEAS 4 FT. $$ PKZ032-190945- NORTHERN CHATHAM STRAIT- 2 PM AKST FRI DEC 18 2009 UPDATED ...SMALL CRAFT ADVISORY TODAY... .TODAY...S WIND 25 KT. SEAS 5 FT. SNOW SHOWERS. .TONIGHT...S WIND 20 KT. SEAS 4 FT. SNOW SHOWERS. .SAT...S WIND 20 KT. SEAS 4 FT. SNOW SHOWERS. .SAT NIGHT...S WIND 15 KT. SEAS 3 FT. .SUN...N WIND 20 KT. SEAS 4 FT. .MON...N WIND 20 KT. SEAS 4 FT. .TUE...N WIND 20 KT. SEAS 4 FT. $$ PKZ033-190945- SOUTHERN CHATHAM STRAIT- 2 PM AKST FRI DEC 18 2009 UPDATED ...SMALL CRAFT ADVISORY THROUGH TONIGHT... .TODAY...SW WIND 30 KT. SEAS 9 FT...EXCEPT 13 FT NEAR OCEAN ENTRANCES. SNOW SHOWERS. .TONIGHT...SW WIND 25 KT. SEAS 5 FT...EXCEPT 12 FT NEAR OCEAN ENTRANCES. RAIN AND SNOW SHOWERS IN THE EVENING CHANGING TO SNOW SHOWERS LATE. .SAT...SW WIND 25 KT. SEAS 5 FT...EXCEPT 11 FT NEAR OCEAN ENTRANCES. .SAT NIGHT...SE WIND 15 KT. SEAS 3 FT...EXCEPT 6 FT NEAR OCEAN ENTRANCES. .SUN...N WIND 15 KT. SEAS 3 FT. .MON...N WIND 15 KT. SEAS 3 FT. .TUE...SE WIND 20 KT. SEAS 4 FT. $$ PKZ034-190945- FREDERICK SOUND- 2 PM AKST FRI DEC 18 2009 UPDATED ...SMALL CRAFT ADVISORY THROUGH TONIGHT... .TODAY...SW WIND 30 KT. SEAS 6 FT. SNOW SHOWERS. .TONIGHT...SW WIND 25 KT. SEAS 5 FT. SNOW AND RAIN SHOWERS. .SAT...SW WIND 20 KT. SEAS 4 FT. .SAT NIGHT...SE WIND 15 KT. SEAS 3 FT. .SUN...NE WIND 20 KT. GUSTS TO 35 KT OUT OF INTERIOR PASSES. SEAS 4 FT. .MON...NE WIND 20 KT. SEAS 4 FT. .TUE...SE WIND 20 KT. SEAS 4 FT. $$ PKZ035-190945- SUMNER STRAIT- 2 PM AKST FRI DEC 18 2009 UPDATED ...SMALL CRAFT ADVISORY THROUGH TONIGHT... .TODAY...SW WIND 25 KT. SEAS 5 FT. SEAS 10 FT NEAR OCEAN ENTRANCES. SNOW SHOWERS. .TONIGHT...W WIND 25 KT DIMINISHING LATE. SEAS 5 FT...EXCEPT 8 FT NEAR OCEAN ENTRANCES. SNOW SHOWERS. .SAT...E WIND 20 KT. SEAS 4 FT...EXCEPT 7 FT NEAR OCEAN ENTRANCES. .SAT NIGHT...E WIND 15 KT. SEAS 3 FT. .SUN...NE WIND 20 KT. SEAS 4 FT. .MON...E WIND 20 KT. SEAS 4 FT. .TUE...E WIND 20 KT. SEAS 4 FT. $$ PKZ036-190945- CLARENCE STRAIT- 2 PM AKST FRI DEC 18 2009 UPDATED ...SMALL CRAFT ADVISORY THROUGH TONIGHT... .TODAY...SW WIND 25 KT. SEAS 5 FT. NEAR OCEAN ENTRANCES...SEAS 13 FT SUBSIDING TO 8 FT IN THE AFTERNOON. SNOW SHOWERS. .TONIGHT...SW WIND 25 KT. SEAS 5 FT. NEAR OCEAN ENTRANCES...SEAS 8 FT SUBSIDING TO 6 FT LATE. RAIN SHOWERS IN THE EVENING. .SAT...SE WIND 25 KT. SEAS 5 FT. .SAT NIGHT...SE WIND 25 KT. SEAS 5 FT. .SUN...SW WIND 25 KT. SEAS 5 FT. .MON...SE WIND 20 KT. SEAS 4 FT. .TUE...SE WIND 20 KT. SEAS 4 FT. $$
What forecasters said that day
The local office's own words before this storm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Juneau, AK wrote its last area forecast discussion before this storm warning went out at Dec 18, 5:35 AM AKST, 3 hours 25 minutes earlier.
Area forecast discussion, Dec 18, 5:35 AM AKST, 3 hours 25 minutes before
SOUTHEAST ALASKA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE JUNEAU AK
535 AM AKST FRI DEC 18 2009
.SHORT TERM...WEATHER FRONT MOVING NORTHEAST THROUGH PANHANDLE
FRIDAY MORNING. STRONG WINDS OVER THE SOUTHERN HALF WILL BE
TAPERING OFF THROUGH THIS MORNING. LOOK FOR FEW HOUR BURST OF
STRONG WINDS AS HIGH PRESSURE RAPIDLY BUILDS IN BEHIND THE FRONT
AND WORKS ITS WAY NORTH THROUGH THE INNER CHANNELS. THESE GUSTY
WINDS SHOULD BE FINISHED BY AFTERNOON. WIND ADVISORIES SHOULD BE
ENDING THIS MORNING AS WELL.
COLD AIR IS WORKING ITS WAY INTO SOUTHEAST ALASKA TODAY. HIGH
TEMPERATURES WILL BE THIS MORNING AS TEMPERATURES WILL HOLD
STEADY OR FALL THROUGH THE DAY. CONTINUED COOLING YET FOR TONIGHT
AS THE POOL OF COLDER AIR MOVES ACROSS THE REGION THROUGH
TONIGHT.
SNOW WARNING AND ADVISORY FOR THE NORTHERN LYNN CANAL REGION WAS
ALLOWED TO EXPIRE THIS MORNING AS ADDITIONAL SIGNIFICANT (MORE
THAN 3 INCHES) ACCUMULATIONS WERE NOT EXPECTED TO FALL. FLOW
PATTERN SHIFTING TO A MORE WESTERLY COMPONENT IS NOT AS FAVORABLE
FOR THERE DUE TO TERRAIN BLOCKING THE FLOW.
SNOW SHOWERS ALREADY STARTING TO MAKE APPEARANCES ON THE COASTAL
SITES THIS MORNING SO EXPECT UNMIXED PRECIPITATION UNTIL NOON AT
THE LATEST FOR THE PANHANDLE AS SNOW MOVES IN.
FORECAST GRID UPDATES WERE DONE USING THE NAM SOLUTION THIS
MORNING DUE THE FINER GRID RESOLUTION THROUGH THE MORNING...THE
MODELS WERE FAIRLY CLOSE THIS MORNING.
&&
.LONG TERM...BEGINS AS SFC HIGH PRESSURE CENTERED JUST WEST OF
QUEEN CHARLOTTE ISLAND CONTINUES TO BRING WEAK ONSHORE FLOW INTO
THE PANHANDLE FROM THE WEST THROUGH SUNDAY. EXPECT SNOW SHOWERS
IN THE NORTHERN ZONES AND RAIN AND SNOW SHOWERS IN THE SOUTHERN
ZONES SATURDAY AND DIMINISHING THROUGH THE DAY SUNDAY AS THE HIGH
CONTINUES TO MOVE TO THE NORTH.
THE HIGH PRESSURE RIDGE DEVELOPS TWO CENTERS WITH ONE OVER THE
YUKON AND THE OTHER SITUATED IN WESTERN BC FROM SUNDAY THROUGH
TUESDAY OF NEXT WEEK. POPS AT CHANCE OR LOWER ACROSS MOST OF THE
PANHANDLE THROUGH MONDAY AND TUESDAY WITH THE EXCEPTION OF
WESTERN PORTION OF PKZ 17 WHICH WILL REMAIN IN WEAK ONSHORE FLOW
TO THE WEST OF THE HIGH PRESSURE RIDGE. GAP WINDS WILL BRING SCA
AND GALES AND IN ADDITION LOWER TEMPS THROUGH THE INNER CHANNELS.
BY MID WEEK THE RIDGE BEGINS TO BREAK DOWN AS A SERIES OF WEAK
FRONTAL SYSTEMS ERODE THE RIDGE THROUGH FRIDAY. BY LATE WEEK A
965 MB LOW PRESSURE SYSTEM MOVES OUT OF THE NORTHERN PACIFIC
TOWARD COLD BAY. VERY LARGE CIRCULATION AROUND THIS LOW
ENCOMPASSES THE ENTIRE GULF OF ALASKA...MOST OF THE BERING SEA
AND PORTIONS OF THE NORTHERN PACIFIC WITH THIS SYSTEM.
MODELS ARE IN GOOD AGREEMENT ON THE RIDGE THROUGH MIDDLE OF NEXT
WEEK BUT BEGIN TO DIFFER ON TIMING OF RIDGE BREAK DOWN AND
POSITION AND STRENGTH OF LARGE LOW TOWARD THE END OF NEXT WEEK.
MADE ONLY MINOR CHANGES TO INHERITED GRIDS THROUGH DAY 4 WITH
LATEST GFS AS IT CONTINUES TO HANDLE CURRENT SYSTEM IN THE GULF
VERY WELL. NUDGED HPC BASED GRIDS FROM DAY 5 TO THE END OF THE
PERIOD WITH LATEST ECMWF AS IT CONTINUES TO HAVE THE BEST RUN TO
RUN CONTINUITY IN THE LONG RANGE IS ALSO MORE CONSISTENT WITH HPC
TRENDS ON LATE WEEK LOW PRESSURE SYSTEM TRACK. NUDGING TO ECMWF
CAPTURED THE TRACK AND TREND OF HPC GRIDS BUT IN ADDITION IT
INCREASED ATTENDING WIND AND WAVES IN THE LONG RANGE GRIDS WITH
APPROACHING LARGE SCALE LOW PRESSURE SYSTEM. FORECAST IS ABOVE
AVERAGE THROUGH TUESDAY AND DROPS TO BELOW AVERAGE FROM WEDNESDAY
THROUGH THE END OF THE LONG TERM.
&&
.AJK WATCHES/WARNINGS/ADVISORIES...
PUBLIC...WIND ADVISORY UNTIL 8 AM AKST THIS MORNING FOR AKZ023-026-028-
029.
MARINE...STORM WARNING FOR PKZ036.
GALE WARNING FOR PKZ011>013-021-022-031>035-041>043-051-053.
SMALL CRAFT ADVISORY FOR PKZ052.
&&
BEZENEK/CCCThe office that day
Everything else NWS Juneau, AK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 17, 3:41 PM AKST | Winter Weather Advisory | AJK | 13 hr | |
| Dec 17, 4:00 PM AKST | Gale Warning | AJK | 12 hr | |
| Dec 17, 4:00 PM AKST | Gale Warning | AJK | 22 hr | |
| Dec 17, 4:00 PM AKST | Gale Warning | AJK | 22 hr | |
| Dec 17, 4:00 PM AKST | Small Craft Advisory | AJK | 12 hr | |
| Dec 17, 7:42 PM AKST | Winter Storm Warning | AJK | 9 hr | |
| Dec 18, 12:32 AM AKST | High Wind Warning | AJK | 4 hr | |
| Dec 18, 4:00 AM AKST | Gale Warning | AJK | 10 hr | |
| Dec 18, 4:00 AM AKST | Small Craft Advisory | AJK | 12 hr | |
| Dec 18, 4:00 AM AKST | Storm Warning | AJK | 10 hr | |
| Dec 18, 6:35 AM AKST | Storm Warning | AJK | 7 hr | |
| Dec 18, 1:35 PM AKST | Small Craft Advisory | AJK | 2 hr | |
| Dec 18, 2:00 PM AKST | Gale Warning | AJK | 14 hr | |
| Dec 18, 2:00 PM AKST | Small Craft Advisory | AJK | 14 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.