Alert archive / Alaska / High Wind Warnings in 2010
High Wind Warning 17, NWS Anchorage, AK
NWS Anchorage, AK issued this high wind warning at Nov 16, 2010, 4:30 AM AKST. It took effect at Nov 16, 2010, 6:13 AM AKST. It was in force for 42 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
- Nov 16, 2010, 4:30 AM AKST (13:30 UTC)
- In effect from
- Nov 16, 2010, 6:13 AM AKST
- Expired
- Nov 18, 2010, 12:00 AM AKST
- In force
- 42 hr
- Issued by
- NWS Anchorage, AK
The text
As transmitted, in the capitals the NWS used until 2016.
915 WWAK71 PAFC 161330 NPWAER URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE ANCHORAGE AK 430 AM AKST TUE NOV 16 2010 AKZ111-161430- /X.CAN.PAFC.HW.A.0010.101116T1500Z-101117T0600Z/ MATANUSKA VALLEY- INCLUDING THE CITIES OF...PALMER...WASILLA...SUTTON...CHICKALOON 430 AM AKST TUE NOV 16 2010 ...HIGH WIND WATCH IS CANCELLED... THE NATIONAL WEATHER SERVICE IN ANCHORAGE HAS CANCELLED THE HIGH WIND WATCH. $$ AKZ131-170230- /X.UPG.PAFC.HW.A.0010.101117T0000Z-101118T0000Z/ /X.NEW.PAFC.HW.W.0017.101116T2300Z-101117T2000Z/ NORTHEAST PRINCE WILLIAM SOUND- INCLUDING THE CITIES OF...VALDEZ...THOMPSON PASS 430 AM AKST TUE NOV 16 2010 ...HIGH WIND WARNING IN EFFECT FROM 2 PM THIS AFTERNOON TO 11 AM AKST WEDNESDAY NEAR THOMPSON PASS... THE NATIONAL WEATHER SERVICE IN ANCHORAGE HAS ISSUED A HIGH WIND WARNING...WHICH IS IN EFFECT FROM 2 PM THIS AFTERNOON TO 11 AM AKST WEDNESDAY. THE HIGH WIND WATCH IS NO LONGER IN EFFECT. AN AREA OF HIGH PRESSURE AND COLD AIRMASS BUILDING OVER CENTRAL ALASKA COUPLED WITH LOWER PRESSURE OVER THE NORTHERN GULF OF ALASKA IS CREATING A STRENGTHENING PRESSURE GRADIENT ACROSS NORTHEAST PRINCE WILLIAM SOUND. STRONG NORTHERLY WINDS OF 45 TO 65 MPH WILL DEVELOP...WITH GUSTS TO 85 MPH NEAR THOMPSON PASS TUESDAY AFTERNOON THROUGH WEDNESDAY MORNING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR OCCURRING. PEOPLE ARE URGED TO SECURE LOOSE OBJECTS THAT COULD BE BLOWN AROUND OR DAMAGED BY THE WIND. && $$ AKZ135-170230- /X.UPG.PAFC.HW.A.0010.101117T0000Z-101118T0000Z/ /X.NEW.PAFC.HW.W.0017.101117T0000Z-101117T2100Z/ SOUTHEAST PRINCE WILLIAM SOUND- INCLUDING THE CITY OF...CORDOVA 430 AM AKST TUE NOV 16 2010 ...HIGH WIND WARNING IN EFFECT FROM 3 PM THIS AFTERNOON TO NOON AKST WEDNESDAY THROUGH THE COPPER RIVER DELTA... THE NATIONAL WEATHER SERVICE IN ANCHORAGE HAS ISSUED A HIGH WIND WARNING...WHICH IS IN EFFECT FROM 3 PM THIS AFTERNOON TO NOON AKST WEDNESDAY. THE HIGH WIND WATCH IS NO LONGER IN EFFECT. AN AREA OF HIGH PRESSURE AND COLD AIRMASS BUILDING OVER CENTRAL ALASKA COUPLED WITH LOWER PRESSURE OVER THE NORTHERN GULF OF ALASKA IS CREATING A STRENGTHENING PRESSURE GRADIENT ACROSS SOUTHEAST PRINCE WILLIAM SOUND. THROUGH THE COPPER RIVER DELTA... STRONG NORTHERLY WINDS OF 40 TO 60 MPH WILL DEVELOP...WITH GUSTS TO 80 MPH FROM TUESDAY AFTERNOON THROUGH WEDNESDAY AFTERNOON. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR OCCURRING. PEOPLE ARE URGED TO SECURE LOOSE OBJECTS THAT COULD BE BLOWN AROUND OR DAMAGED BY THE WIND. && $$
7 follow-up statements
853 WWAK71 PAFC 161513 NPWAER URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE ANCHORAGE AK 613 AM AKST TUE NOV 16 2010 AKZ131-171030- /X.EXT.PAFC.HW.W.0017.101116T1513Z-101117T2000Z/ NORTHEAST PRINCE WILLIAM SOUND- INCLUDING THE CITIES OF...VALDEZ...THOMPSON PASS 613 AM AKST TUE NOV 16 2010 ...HIGH WIND WARNING NOW IN EFFECT UNTIL 11 AM AKST WEDNESDAY... THE HIGH WIND WARNING IS NOW IN EFFECT UNTIL 11 AM AKST WEDNESDAY. AN AREA OF HIGH PRESSURE AND COLD AIRMASS BUILDING OVER CENTRAL ALASKA COUPLED WITH LOWER PRESSURE OVER THE NORTHERN GULF OF ALASKA IS CREATING A STRENGTHENING PRESSURE GRADIENT ACROSS NORTHEAST PRINCE WILLIAM SOUND. STRONG NORTHERLY WINDS OF 50 TO 65 MPH WITH FREQUENT GUSTS OF 75 TO 90 MPH ARE OCCURRING AND EXPECTED TO CONTINUE THROUGH LATE WEDNESDAY MORNING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR OCCURRING. PEOPLE ARE URGED TO SECURE LOOSE OBJECTS THAT COULD BE BLOWN AROUND OR DAMAGED BY THE WIND. && $$ AKZ135-171030- /X.EXT.PAFC.HW.W.0017.101116T1513Z-101117T2100Z/ SOUTHEAST PRINCE WILLIAM SOUND- INCLUDING THE CITY OF...CORDOVA 613 AM AKST TUE NOV 16 2010 ...HIGH WIND WARNING NOW IN EFFECT UNTIL NOON AKST WEDNESDAY FOR THE COPPER RIVER DELTA... THE HIGH WIND WARNING IS NOW IN EFFECT UNTIL NOON AKST WEDNESDAY. AN AREA OF HIGH PRESSURE AND COLD AIRMASS BUILDING OVER CENTRAL ALASKA COUPLED WITH LOWER PRESSURE OVER THE NORTHERN GULF OF ALASKA IS CREATING A STRENGTHENING PRESSURE GRADIENT ACROSS SOUTHEAST PRINCE WILLIAM SOUND. THROUGH THE COPPER RIVER DELTA... STRONG NORTHERLY WINDS OF 60 TO 75 MPH WITH FREQUENT GUSTS TO 90 MPH ARE EXPECTED THROUGH WEDNESDAY AFTERNOON. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR OCCURRING. PEOPLE ARE URGED TO SECURE LOOSE OBJECTS THAT COULD BE BLOWN AROUND OR DAMAGED BY THE WIND. && $$
161 WWAK71 PAFC 162025 NPWAER URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE ANCHORAGE AK 1125 AM AKST TUE NOV 16 2010 AKZ111-171200- /X.EXB.PAFC.HW.W.0017.101117T0000Z-101117T1200Z/ MATANUSKA VALLEY- INCLUDING THE CITIES OF...PALMER...WASILLA...SUTTON...CHICKALOON 1125 AM AKST TUE NOV 16 2010 ...HIGH WIND WARNING IN EFFECT FROM 3 PM THIS AFTERNOON TO 3 AM AKST WEDNESDAY... THE NATIONAL WEATHER SERVICE IN ANCHORAGE HAS ISSUED A HIGH WIND WARNING...WHICH IS IN EFFECT FROM 3 PM THIS AFTERNOON TO 3 AM AKST WEDNESDAY. AN AREA OF HIGH PRESSURE AND COLD AIRMASS BUILDING OVER CENTRAL ALASKA COUPLED WITH LOWER PRESSURE OVER THE NORTHERN GULF OF ALASKA IS CREATING A STRENGTHENING PRESSURE GRADIENT ACROSS THE MATANUSKA VALLEY. NORTHEAST WINDS ARE EXPECTED TO INCREASE TO 60 TO 80 MPH LATER THIS AFTERNOON. WINDS WILL SLOWLY DIMINISH BELOW WARNING LEVELS EARLY WEDNESDAY MORNING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR OCCURRING. PEOPLE ARE URGED TO SECURE LOOSE OBJECTS THAT COULD BE BLOWN AROUND OR DAMAGED BY THE WIND. && $$ AKZ131-171245- /X.CON.PAFC.HW.W.0017.000000T0000Z-101117T2000Z/ NORTHEAST PRINCE WILLIAM SOUND- INCLUDING THE CITIES OF...VALDEZ...THOMPSON PASS 1125 AM AKST TUE NOV 16 2010 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 11 AM AKST WEDNESDAY... A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 11 AM AKST WEDNESDAY. AN AREA OF HIGH PRESSURE AND COLD AIRMASS BUILDING OVER CENTRAL ALASKA COUPLED WITH LOWER PRESSURE OVER THE NORTHERN GULF OF ALASKA IS CREATING A STRENGTHENING PRESSURE GRADIENT ACROSS NORTHEAST PRINCE WILLIAM SOUND. STRONG NORTHERLY WINDS OF 50 TO 65 MPH WITH FREQUENT GUSTS OF 75 TO 90 MPH ARE OCCURRING AND EXPECTED TO CONTINUE THROUGH LATE WEDNESDAY MORNING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR OCCURRING. PEOPLE ARE URGED TO SECURE LOOSE OBJECTS THAT COULD BE BLOWN AROUND OR DAMAGED BY THE WIND. && $$ AKZ135-171245- /X.CON.PAFC.HW.W.0017.000000T0000Z-101117T2100Z/ SOUTHEAST PRINCE WILLIAM SOUND- INCLUDING THE CITY OF...CORDOVA 1125 AM AKST TUE NOV 16 2010 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL NOON AKST WEDNESDAY FOR THE COPPER RIVER DELTA... A HIGH WIND WARNING REMAINS IN EFFECT UNTIL NOON AKST WEDNESDAY. AN AREA OF HIGH PRESSURE AND COLD AIRMASS BUILDING OVER CENTRAL ALASKA COUPLED WITH LOWER PRESSURE OVER THE NORTHERN GULF OF ALASKA IS CREATING A STRENGTHENING PRESSURE GRADIENT ACROSS SOUTHEAST PRINCE WILLIAM SOUND. THROUGH THE COPPER RIVER DELTA... STRONG NORTHERLY WINDS OF 60 TO 75 MPH WITH FREQUENT GUSTS TO 90 MPH ARE EXPECTED THROUGH WEDNESDAY AFTERNOON. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR OCCURRING. PEOPLE ARE URGED TO SECURE LOOSE OBJECTS THAT COULD BE BLOWN AROUND OR DAMAGED BY THE WIND. && $$
623 WWAK71 PAFC 170524 NPWAER URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE ANCHORAGE AK 824 PM AKST TUE NOV 16 2010 AKZ111-170630- /X.CAN.PAFC.HW.W.0017.000000T0000Z-101117T1200Z/ MATANUSKA VALLEY- INCLUDING THE CITIES OF...PALMER...WASILLA...SUTTON...CHICKALOON 824 PM AKST TUE NOV 16 2010 ...HIGH WIND WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN ANCHORAGE HAS CANCELLED THE HIGH WIND WARNING. THE PRESSURE DIFFERENCE OVER THE MATANUSKA VALLEY IS SLOWLY WEAKENING TONIGHT. EXPECT NORTHEAST WINDS 30 TO 50 MPH TO CONTINUE THROUGH THIS EVENING BUT DIMINISH AFTER MIDNIGHT TO 20 TO 35 MPH. $$ AKZ131-171830- /X.CON.PAFC.HW.W.0017.000000T0000Z-101117T2000Z/ NORTHEAST PRINCE WILLIAM SOUND- INCLUDING THE CITIES OF...VALDEZ...THOMPSON PASS 824 PM AKST TUE NOV 16 2010 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 11 AM AKST WEDNESDAY... A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 11 AM AKST WEDNESDAY. AN AREA OF HIGH PRESSURE AND COLD AIRMASS BUILDING OVER CENTRAL ALASKA COUPLED WITH LOWER PRESSURE OVER THE NORTHERN GULF OF ALASKA IS CREATING A STRENGTHENING PRESSURE GRADIENT ACROSS NORTHEAST PRINCE WILLIAM SOUND. STRONG NORTHERLY WINDS OF 50 TO 65 MPH WITH FREQUENT GUSTS OF 75 TO 90 MPH ARE OCCURRING AND EXPECTED TO CONTINUE THROUGH LATE WEDNESDAY MORNING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR OCCURRING. PEOPLE ARE URGED TO SECURE LOOSE OBJECTS THAT COULD BE BLOWN AROUND OR DAMAGED BY THE WIND. && $$ AKZ135-171830- /X.CON.PAFC.HW.W.0017.000000T0000Z-101117T2100Z/ SOUTHEAST PRINCE WILLIAM SOUND- INCLUDING THE CITY OF...CORDOVA 824 PM AKST TUE NOV 16 2010 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL NOON AKST WEDNESDAY... A HIGH WIND WARNING REMAINS IN EFFECT UNTIL NOON AKST WEDNESDAY. AN AREA OF HIGH PRESSURE AND COLD AIRMASS BUILDING OVER CENTRAL ALASKA COUPLED WITH LOWER PRESSURE OVER THE NORTHERN GULF OF ALASKA IS CREATING A STRENGTHENING PRESSURE GRADIENT ACROSS SOUTHEAST PRINCE WILLIAM SOUND. THROUGH THE COPPER RIVER DELTA... STRONG NORTHERLY WINDS OF 60 TO 75 MPH WITH FREQUENT GUSTS TO 90 MPH ARE EXPECTED THROUGH WEDNESDAY AFTERNOON. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR OCCURRING. PEOPLE ARE URGED TO SECURE LOOSE OBJECTS THAT COULD BE BLOWN AROUND OR DAMAGED BY THE WIND. && $$
885 WWAK71 PAFC 171538 NPWAER URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE ANCHORAGE AK 638 AM AKST WED NOV 17 2010 AKZ135-180100- /X.EXT.PAFC.HW.W.0017.000000T0000Z-101118T0100Z/ SOUTHEAST PRINCE WILLIAM SOUND- INCLUDING THE CITY OF...CORDOVA 638 AM AKST WED NOV 17 2010 ...HIGH WIND WARNING NOW IN EFFECT UNTIL 4 PM AKST THIS AFTERNOON FOR THE COPPER RIVER DELTA... THE HIGH WIND WARNING IS NOW IN EFFECT UNTIL 4 PM AKST THIS AFTERNOON. A STRONG PRESSURE GRADIENT CONTINUES ACROSS SOUTHEAST PRINCE WILLIAM SOUND...SUPPORTING NORTHERLY WINDS OF 60 TO 75 MPH WITH GUSTS TO 90 MPH THROUGH THE COPPER RIVER DELTA. THE PRESSURE GRADIENT LOOKS TO WEAKEN BY LATE AFTERNOON AND HELP TO DECREASE THE STRONGEST WINDS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR OCCURRING. PEOPLE ARE URGED TO SECURE LOOSE OBJECTS THAT COULD BE BLOWN AROUND OR DAMAGED BY THE WIND. && $$ AKZ131-172000- /X.CON.PAFC.HW.W.0017.000000T0000Z-101117T2000Z/ NORTHEAST PRINCE WILLIAM SOUND- INCLUDING THE CITIES OF...VALDEZ...THOMPSON PASS 638 AM AKST WED NOV 17 2010 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 11 AM AKST THIS MORNING... A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 11 AM AKST THIS MORNING. A STRONG PRESSURE GRADIENT CONTINUES ACROSS NORTHEAST PRINCE WILLIAM SOUND...SUPPORTING NORTHERLY WINDS OF 50 TO 60 MPH WITH GUSTS TO 80 MPH. THE PRESSURE GRADIENT LOOKS TO WEAKEN BY MID-DAY AND HELP TO DECREASE THE STRONGEST WINDS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR OCCURRING. PEOPLE ARE URGED TO SECURE LOOSE OBJECTS THAT COULD BE BLOWN AROUND OR DAMAGED BY THE WIND. && $$
793 WWAK71 PAFC 172002 NPWAER URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE ANCHORAGE AK 1102 AM AKST WED NOV 17 2010 AKZ131-172115- /X.EXP.PAFC.HW.W.0017.000000T0000Z-101117T2000Z/ NORTHEAST PRINCE WILLIAM SOUND- INCLUDING THE CITIES OF...VALDEZ...THOMPSON PASS 1102 AM AKST WED NOV 17 2010 ...HIGH WIND WARNING HAS EXPIRED... THE HIGH WIND WARNING IS NO LONGER IN EFFECT. HIGH WIND WARNING CONDITIONS HAVE ENDED. STRONG GUSTY NORTHEAST TO EAST WINDS WILL CONTINUE ACROSS THE AREA THROUGH THIS EVENING. $$ AKZ135-180100- /X.CON.PAFC.HW.W.0017.000000T0000Z-101118T0100Z/ SOUTHEAST PRINCE WILLIAM SOUND- INCLUDING THE CITY OF...CORDOVA 1102 AM AKST WED NOV 17 2010 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 4 PM AKST THIS AFTERNOON FOR THE COPPER RIVER DELTA... A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 4 PM AKST THIS AFTERNOON FOR THE COPPER RIVER DELTA. A STRONG PRESSURE GRADIENT CONTINUES ACROSS SOUTHEAST PRINCE WILLIAM SOUND...SUPPORTING NORTHERLY WINDS OF 60 TO 75 MPH WITH GUSTS TO 90 MPH THROUGH THE COPPER RIVER DELTA. THE PRESSURE GRADIENT LOOKS TO WEAKEN BY LATE AFTERNOON AND HELP TO DECREASE THE STRONGEST WINDS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR OCCURRING. PEOPLE ARE URGED TO SECURE LOOSE OBJECTS THAT COULD BE BLOWN AROUND OR DAMAGED BY THE WIND. && $$
482 WWAK71 PAFC 172251 NPWAER URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE ANCHORAGE AK 151 PM AKST WED NOV 17 2010 AKZ135-180900- /X.EXT.PAFC.HW.W.0017.000000T0000Z-101118T0900Z/ SOUTHEAST PRINCE WILLIAM SOUND- INCLUDING THE CITY OF...CORDOVA 151 PM AKST WED NOV 17 2010 ...HIGH WIND WARNING NOW IN EFFECT UNTIL MIDNIGHT AKST TONIGHT... THE HIGH WIND WARNING IS NOW IN EFFECT UNTIL MIDNIGHT AKST TONIGHT. A STRONG PRESSURE GRADIENT CONTINUES ACROSS SOUTHEAST PRINCE WILLIAM SOUND...SUPPORTING NORTHERLY WINDS OF 40 TO 55 MPH WITH GUSTS TO 75 MPH THROUGH THE COPPER RIVER DELTA. THE PRESSURE GRADIENT LOOKS TO WEAKEN BY LATE TONIGHT AND HELP TO DECREASE THE STRONGEST WINDS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR OCCURRING. PEOPLE ARE URGED TO SECURE LOOSE OBJECTS THAT COULD BE BLOWN AROUND OR DAMAGED BY THE WIND. && $$
823 WWAK71 PAFC 180904 NPWAER URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE ANCHORAGE AK 1204 AM AKST THU NOV 18 2010 AKZ135-181015- /X.EXP.PAFC.HW.W.0017.000000T0000Z-101118T0900Z/ SOUTHEAST PRINCE WILLIAM SOUND- INCLUDING THE CITY OF...CORDOVA 1204 AM AKST THU NOV 18 2010 ...HIGH WIND WARNING HAS EXPIRED... THE HIGH WIND WARNING FOR SOUTHEAST ALASKA IS NO LONGER IN EFFECT. GUSTY NORTH WINDS HAVE DIMINISHED TO 45 MPH OR LESS. $$
What forecasters said that day
The local office's own words before this high wind 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 high wind warning went out at Nov 15, 5:00 PM AKST, 11 hours 30 minutes earlier.
Area forecast discussion, Nov 15, 5:00 PM AKST, 11 hours 30 minutes before
SOUTHCENTRAL AND SOUTHWEST ALASKA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE ANCHORAGE AK
500 PM AKST MON NOV 15 2010
.ANALYSIS AND UPPER LEVELS...
A COLD CORE UPPER TROUGH IS DROPPING EAST ACROSS MAINLAND ALASKA
USHERING IN BELOW AVERAGE TEMPERATURES TO THE REGION. A LARGE AREA OF
HIGH PRESSURE IS BUILDING OVER THE CENTRAL BERING SEA. AT THE
SURFACE...A 1014 MB LOW IS DEVELOPING IN THE NORTHERN GULF WHICH IS
HELPING TO TIGHTEN THE PRESSURE GRADIENT. THE COMBINATION OF THE
BUILDING HIGH TO THE WEST AND DEVELOPING LOW IN THE GULF WILL RESULT
IN VERY STRONG WINDS THROUGH CHANNELED TERRAIN.
.MODEL DISCUSSION...
MODELS CONTINUE TO BE IN EXCELLENT AGREEMENT THROUGH THE SHORT TERM.
ONLY MINOR ADJUSTMENTS ARE NEEDED TODAY TO THE FORECASTS.
.SHORT TERM FORECAST...
THE FOCUS FOR THE DAY IS THE UPCOMING WIND STORM ACROSS SOUTH CENTRAL
ALASKA. COLD AIR IS FILTERING SOUTH AND EAST OVER THE REGION WHILE
THE PRESSURE GRADIENT INCREASES. GAP WINDS HAVE ALREADY BEGUN TO
INCREASE...BUT THE STRONGEST WINDS ARE EXPECTED LATE TONIGHT THROUGH
WEDNESDAY. THESE WINDS WILL INCREASE AS A RESULT OF THE UPPER TROUGH
SWINGING THROUGH SOUTHCENTRAL TONIGHT AND ADDING UPPER LEVEL SUPPORT.
WARNING LEVEL WINDS ARE POSSIBLE IN MANY ZONES. SINCE THERE IS AN
ABUNDANCE OF TRANSPORTABLE SNOW THROUGH THOMPSON PASS...WE ARE
EXPECTING A GROUND BLIZZARD LATER THIS AFTERNOON THROUGH TUESDAY
AFTERNOON. AT THAT POINT...THE TROUGH AXIS MOVES THROUGH AND WINDS
INCREASE AND WILL BEGIN MIXING DOWN TO VALDEZ.
MOST OTHER AREAS HAVE RECENT LIGHT SNOW FALL SO BLOWING AND DRIFTING
SNOW IS POSSIBLE...ALTHOUGH BLIZZARD CONDITIONS ARE NOT EXPECTED
OUTSIDE OF THOMPSON PASS.
BY WEDNESDAY THE AREA OF HIGH PRESSURE WILL BE CENTERED OVER THE
MAINLAND...JUST NORTH OF THE ALASKA RANGE. AT THIS POINT...THE GULF
OF ALASKA LOW WILL WEAKEN AND MERGE WITH ANOTHER LOW TOWARD THE
PANHANDLE. AS THAT LOW DISSIPATES...THE PRESSURE GRADIENT WILL WEAKEN
SO WIND SPEEDS WILL DIMINISH LATE WEDNESDAY. TEMPERATURES WILL SLOWLY
REBOUND MIDWEEK IN RESPONSE TO THE RELATIVELY WARM AIRMASS UNDER THE
RIDGE OF HIGH PRESSURE...SO NEAR CLIMATOLOGICAL NORMS FOR HIGHS AND
BELOW AVERAGE FOR OVERNIGHT LOW TEMPERATURES LATE IN THE WEEK.
SOUTHWEST ALASKA...A 5000 FOOT STRATUS DECK IS BLANKETING THE
SOUTHWEST MAINLAND. ONLY A FEW FLURRIES ARE FALLING AROUND THIS AREA
TODAY. WINDS WILL GENERALLY INCREASE DURING THE AFTERNOON AS THE
RIDGE BUILDS TO THE WEST. DRIER AIR WILL ALSO FILTER ACROSS THE
REGION RESULTING IN A FEW CLEAR AND COLD DAYS. THE BRISK NORTHERLY
WINDS WILL ALSO REDUCE WIND CHILL READINGS.
HIGH CLOUDS WILL INVADE THE COAST TUESDAY AFTERNOON BUT THE RIDGE
WILL MAINTAIN THE HOLD OF THE REGION THROUGH THE END OF THE WEEK.
BERING SEA/ALEUTIANS...A VERY QUIET PATTERN OUT WEST THANKS TO THE
BUILDING RIDGE OF HIGH PRESSURE. A FRONT IS APPROACHING THE FAR
WESTERN ALEUTIANS BUT THE RIDGE WILL PROVE TO BE TOO
STRONG...STALLING THE FRONT OVER THE WESTERN BERING. LATER IN THE
WEEK AS THE RIDGE AXIS MOVES TO SOUTHWEST ALASKA...A REINVIGORATED
FRONTAL BOUNDARY WILL PUSH INTO THE WESTERN AND CENTRAL ALEUTIANS.
.LONG TERM FORECAST...
THE BLOCKING UPPER RIDGE IN THE BERING SLOWLY MOVE EAST TO THE
MAINLAND LATE IN THE WEEK. THIS LOOKS TO HELP BREAK THE COLD-SNAP
OVER THE MAINLAND. RESULTING ONSHORE FLOW HOWEVER BRINGS INCREASED
MOISTURE AND CHANCES OF PRECIPITATION.
.AER/ALU...WATCH/WARNING SUMMARY
PUBLIC...BLIZZARD WARNING 131
HIGH WIND WATCH 111 131 135.
MARINE...STORM 126 127 128 130 150
GALE 120 121 129 132 138 155 160 172 175 176 185.
FIRE WEATHER...NONE.
AB NOV 10The office that day
Everything else NWS Anchorage, AK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 15, 4:00 PM AKST | Gale Warning | AFC | 6 days | |
| Nov 15, 4:00 PM AKST | Gale Warning | AFC | 36 hr | |
| Nov 15, 4:00 PM AKST | Small Craft Advisory | AFC | 24 hr | |
| Nov 15, 4:00 PM AKST | Storm Warning | AFC | 24 hr | |
| Nov 16, 4:00 AM AKST | Gale Warning | AFC | 8 hr | |
| Nov 16, 4:00 AM AKST | Small Craft Advisory | AFC | 12 hr | |
| Nov 16, 4:00 AM AKST | Small Craft Advisory | AFC | 60 hr | |
| Nov 16, 11:55 AM AKST | Storm Warning | AFC | 16 hr |
Nearby
High Wind Warnings in Alaska, 2010Every high wind warning in 2010
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.