Alert archive / Alaska / Gale Warnings in 2009
Gale Warning 925, NWS Anchorage, AK
NWS Anchorage, AK issued this gale warning at Dec 19, 2009, 4:00 PM AKST. It was in force for 48 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 19, 2009, 4:00 PM AKST (01:00 UTC)
- Expired
- Dec 21, 2009, 4:00 PM AKST
- In force
- 48 hr
- Issued by
- NWS Anchorage, AK
The text
As transmitted, in the capitals the NWS used until 2016.
000 FZAK62 PAFC 200040 OFFALU OFFSHORE WATERS FORECAST NATIONAL WEATHER SERVICE ANCHORAGE AK 400 PM AKST SAT DEC 19 2009 OFFSHORE WATERS FORECAST FOR THE BERING SEA 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. PKZ499-201500- 400 PM AKST SAT DEC 19 2009 .SYNOPSIS FOR CENTRAL BERING SEA... A 964 MB LOW NEAR 55N 174W WILL STRENGTHEN TO 960 MB NEAR 59N 176W SUN AFTERNOON THEN WILL DISSIPATE NEAR 68N 178W MON AFTERNOON. A 966 MB LOW NEAR 52N 172E WILL MOVE EAST AND DISSIPATE NEAR 52N 170W MON AFTERNOON. A DEVELOPING 966 MB LOW NEAR 46N 162W SUN AFTERNOON WILL STRENGTHEN TO 959 MB 56N 161W MON AFTERNOON. $$ PKZ411-201500- BERING SEA OFFSHORE WEST OF 180 AND EAST OF THE INTERNATIONAL DATELINE 400 PM AKST SAT DEC 19 2009 ...GALE WARNING THROUGH SUNDAY... .TONIGHT...NE WIND 40 KT. SEAS 20 FT. SNOW. FREEZING SPRAY. .SUN...NE WIND 35 KT. SEAS 17 FT. SNOW SHOWERS. FREEZING SPRAY. .SUN NIGHT...NW WIND 30 KT. SEAS 14 FT. SNOW SHOWERS. FREEZING SPRAY. .MON...NW WIND 20 KT. SEAS 12 FT. .MON NIGHT...NW WIND 15 KT. SEAS 9 FT. .TUE...SW WIND 15 KT. SEAS 7 FT. .WED...E WIND 15 KT. SEAS 8 FT. .THU...N WIND 15 KT. SEAS 8 FT. $$ PKZ412-201500- BERING SEA OFFSHORE 171W TO 180 AND NORTH OF 56N 400 PM AKST SAT DEC 19 2009 ...GALE WARNING TONIGHT... .TONIGHT...NE WIND 30 TO 40 KT. SEAS 18 FT. SNOW AND RAIN. FREEZING SPRAY WEST OF 175W. .SUN...NW WIND 30 KT. SEAS 15 FT. SNOW SHOWERS. FREEZING SPRAY WEST OF 175W. .SUN NIGHT...SW WIND 20 KT. SEAS 12 FT. SNOW SHOWERS. .MON...NW WIND 25 KT. SEAS 9 FT. .MON NIGHT...W WIND 20 KT. SEAS 11 FT. .TUE...S WIND 20 KT. SEAS 8 FT. .WED...E WIND 20 KT. SEAS 6 FT. .THU...NE WIND 15 KT. SEAS 8 FT. $$ PKZ413-201500- BERING SEA OFFSHORE 171W TO 180 AND SOUTH OF 56N 400 PM AKST SAT DEC 19 2009 ...STORM WARNING TONIGHT... .TONIGHT...SE WIND 40 KT BECOMING SW 50 KT THIS EVENING. WINDS DIMINISHING TO W 40 KT AFTER MIDNIGHT. SEAS 17 FT. SNOW AND RAIN. .SUN...W WIND 25 KT. SEAS 14 FT. SNOW SHOWERS. .SUN NIGHT...W WIND 15 KT. SEAS 11 FT. SNOW. .MON...NW WIND 25 KT. SEAS 11 FT. .MON NIGHT...W WIND 20 KT. SEAS 11 FT. .TUE...S WIND 15 KT. SEAS 9 FT. .WED...E WIND 20 KT. SEAS 7 FT. .THU...NE WIND 15 KT. SEAS 8 FT. $$ PKZ414-201500- BERING SEA OFFSHORE EAST OF 171W 400 PM AKST SAT DEC 19 2009 ...STORM WARNING TONIGHT... .TONIGHT...SE WIND 40 KT INCREASING TO S 50 KT THIS EVENING THEN DIMINISHING TO S 40 KT AFTER MIDNIGHT. SEAS 19 FT. RAIN AND SNOW. .SUN...S WIND 30 KT. SEAS 16 FT. RAIN AND SNOW. .SUN NIGHT...S WIND 20 KT BECOMING NE 20 KT AFTER MIDNIGHT. SEAS 11 FT. RAIN AND SNOW. .MON...W WIND 35 KT. SEAS 15 FT. .MON NIGHT...S WIND 25 KT. SEAS 14 FT. .TUE...SE WIND 15 KT. SEAS 10 FT. .WED AND THU...NE WIND 20 KT. SEAS 6 FT. $$
4 follow-up statements
000 FZAK62 PAFC 201249 OFFALU OFFSHORE WATERS FORECAST NATIONAL WEATHER SERVICE ANCHORAGE AK 400 AM AKST SUN DEC 20 2009 OFFSHORE WATERS FORECAST FOR THE BERING SEA WIND FORECASTS REFLECT THE PREDOMINANT SPEED AND DIRECTION EXPECTED. SEA FORECASTS REPRESENT AN AVERAGE OF THE HIGHEST ONE-THIRD OF THE COMBINED WIND WAVE AND SWELL HEIGHT. PKZ499-210300- 400 AM AKST SUN DEC 20 2009 .SYNOPSIS FOR CENTRAL BERING SEA... A 959 MB LOW NEAR 57N 174W WILL BECOME A LARGE AND COMPLEX LOW PRESSURE CENTER OVER THE CENTRAL AND EASTERN BERING THAT PERSISTS THROUGH EARLY MON MORNING. $$ PKZ411-210300- BERING SEA OFFSHORE WEST OF 180 AND EAST OF THE INTERNATIONAL DATELINE 400 AM AKST SUN DEC 20 2009 ...GALE WARNING THROUGH MONDAY... .TODAY...N WIND 25 TO 35 KT. SEAS 13 TO 18 FT. FREEZING SPRAY. .TONIGHT...NW WIND 25 TO 35 KT. SEAS 13 TO 18 FT. FREEZING SPRAY. .MON...NW WIND 35 KT. SEAS 19 FT. SNOW. FREEZING SPRAY. .MON NIGHT...NW WIND 25 KT. SEAS 15 FT. .TUE...SW WIND 15 KT. SEAS 11 FT. .WED...VARIABLE WIND 10 KT. SEAS 8 FT. .THU...NE WIND 15 KT. SEAS 8 FT. $$ PKZ412-210300- BERING SEA OFFSHORE 171W TO 180 AND NORTH OF 56N 400 AM AKST SUN DEC 20 2009 ...GALE WARNING TODAY... .TODAY...NW TO SE WIND 35 KT. SEAS 16 FT. FREEZING SPRAY. .TONIGHT...SW WIND 25 KT. SEAS 13 FT. .MON...W WIND 20 KT. SEAS 11 FT. .MON NIGHT...SW WIND 30 KT. SEAS 11 FT. .TUE...S WIND 25 KT. SEAS 11 FT. .WED...VARIABLE WIND 10 KT. SEAS 7 FT. .THU...NE WIND 15 KT. SEAS 8 FT. $$ PKZ413-210300- BERING SEA OFFSHORE 171W TO 180 AND SOUTH OF 56N 400 AM AKST SUN DEC 20 2009 ...GALE WARNING TODAY AND MONDAY... .TODAY...SW WIND 35 TO 45 KT DIMINISHING TO 20 KT IN THE AFTERNOON. SEAS 15 TO 20 FT. .TONIGHT...W WIND 25 KT. SEAS 13 FT. .MON...W WIND 25 TO 35 KT. SEAS 15 FT. SNOW SHOWERS. .MON NIGHT...W WIND 35 KT. SEAS 16 FT. .TUE...S WIND 15 KT. SEAS 12 FT. .WED...E WIND 15 KT. SEAS 8 FT. .THU...NE WIND 15 KT. SEAS 8 FT. $$ PKZ414-210300- BERING SEA OFFSHORE EAST OF 171W 400 AM AKST SUN DEC 20 2009 ...GALE WARNING TODAY... .TODAY...S WIND 45 KT BECOMING S 20 KT. SEAS 14 TO 18 FT. .TONIGHT...SW WIND 15 KT BECOMING NW 25 KT AFTER MIDNIGHT. SEAS 12 FT. .MON...W WIND 25 KT. SEAS 11 FT. .MON NIGHT...S WIND 30 KT. SEAS 10 FT. .TUE...S WIND 25 KT. SEAS 11 FT. .WED...E WIND 15 KT. SEAS 8 FT. .THU...NE WIND 25 KT. SEAS 8 FT. $$
000 FZAK62 PAFC 210006 OFFALU OFFSHORE WATERS FORECAST NATIONAL WEATHER SERVICE ANCHORAGE AK 400 PM AKST SUN DEC 20 2009 OFFSHORE WATERS FORECAST FOR THE BERING SEA 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. PKZ499-211500- 400 PM AKST SUN DEC 20 2009 .SYNOPSIS FOR CENTRAL BERING SEA... A 960 MB LOW NEAR 50N 165W WILL STRENGTHEN TO 948 MB NEAR 60N 176W MON AFTERNOON THEN WILL WEAKEN TO 969 MB NEAR 61N 175E TUE AFTERNOON. A 970 MB LOW NEAR 49N 178E WILL DISSIPATE NEAR 49N 173W SUN NIGHT. $$ PKZ411-211500- BERING SEA OFFSHORE WEST OF 180 AND EAST OF THE INTERNATIONAL DATELINE 400 PM AKST SUN DEC 20 2009 ...GALE WARNING THROUGH MONDAY... .TONIGHT...NW WIND 35 KT. SEAS 19 FT. .MON...NW WIND 35 KT. SEAS 18 FT. SNOW SHOWERS. .MON NIGHT...NW WIND 25 KT. SEAS 16 FT. SNOW SHOWERS. .TUE...W WIND 20 KT. SEAS 13 FT. .TUE NIGHT...SW WIND 20 KT. SEAS 11 FT. .WED...S WIND 15 KT. SEAS 9 FT. .THU...E WIND 15 KT. SEAS 9 FT. .FRI...NE WIND 20 KT. SEAS 8 FT. $$ PKZ412-211500- BERING SEA OFFSHORE 171W TO 180 AND NORTH OF 56N 400 PM AKST SUN DEC 20 2009 .TONIGHT...W WIND 25 KT. SEAS 16 FT. .MON...W WIND 25 KT. SEAS 12 FT. RAIN AND SNOW SHOWERS. .MON NIGHT...SW WIND 30 KT. SEAS 13 FT. .TUE...SW WIND 25 KT. SEAS 12 FT. .TUE NIGHT...S WIND 15 KT. SEAS 9 FT. .WED...VARIABLE WIND 10 KT. SEAS 8 FT. .THU...NE WIND 15 KT. SEAS 8 FT. .FRI...N WIND 15 KT. SEAS 9 FT. $$ PKZ413-211500- BERING SEA OFFSHORE 171W TO 180 AND SOUTH OF 56N 400 PM AKST SUN DEC 20 2009 ...GALE WARNING MONDAY AND MON NIGHT... .TONIGHT...W WIND 25 KT. SEAS 14 FT. RAIN AND SNOW SHOWERS. .MON...W WIND 35 KT. SEAS 14 FT. SNOW AND RAIN SHOWERS. .MON NIGHT...SW WIND 35 KT. SEAS 14 FT. SNOW AND RAIN SHOWERS. .TUE...SW WIND 20 KT. SEAS 12 FT. .TUE NIGHT...SW WIND 15 KT. SEAS 10 FT. .WED...E WIND 15 KT. SEAS 8 FT. .THU...N WIND 20 KT. SEAS 9 FT. .FRI...NE WIND 15 KT. SEAS 9 FT. $$ PKZ414-211500- BERING SEA OFFSHORE EAST OF 171W 400 PM AKST SUN DEC 20 2009 ...GALE WARNING TONIGHT... .TONIGHT...SE WIND 35 KT BECOMING NW AFTER MIDNIGHT. SEAS 14 FT. RAIN. .MON...SW WIND 30 KT. SEAS 12 FT. RAIN AND SNOW SHOWERS. .MON NIGHT...S WIND 25 KT. SEAS 10 FT. .TUE...S WIND 25 KT. SEAS 10 FT. .TUE NIGHT...S WIND 20 KT. SEAS 8 FT. .WED...NE WIND 20 KT. SEAS 7 FT. .THU...NE WIND 25 KT. SEAS 11 FT. .FRI...N WIND 20 KT. SEAS 10 FT. $$
000 FZAK62 PAFC 211231 OFFALU OFFSHORE WATERS FORECAST NATIONAL WEATHER SERVICE ANCHORAGE AK 400 AM AKST MON DEC 21 2009 OFFSHORE WATERS FORECAST FOR THE BERING SEA WIND FORECASTS REFLECT THE PREDOMINANT SPEED AND DIRECTION EXPECTED. SEA FORECASTS REPRESENT AN AVERAGE OF THE HIGHEST ONE-THIRD OF THE COMBINED WIND WAVE AND SWELL HEIGHT. PKZ499-220300- 400 AM AKST MON DEC 21 2009 .SYNOPSIS FOR CENTRAL BERING SEA... A COMPLEX LOW PRESSURE CENTER IN THE CENTRAL BERING WILL CONSOLIDATE INTO A 955 MB LOW AT 61N 178W THIS EVENING. THE LOW THEN WEAKENS TO 974 MB AT 59N 171E EARLY WED MORNING. $$ PKZ411-220300- BERING SEA OFFSHORE WEST OF 180 AND EAST OF THE INTERNATIONAL DATELINE 400 AM AKST MON DEC 21 2009 ...GALE WARNING TODAY... .TODAY...NW WIND 25 TO 35 KT. SEAS 20 FT. SNOW SHOWERS. FREEZING SPRAY. .TONIGHT...NW WIND 25 KT. SEAS 17 FT. SNOW SHOWERS. FREEZING SPRAY. .TUE...W WIND 25 KT. SEAS 13 FT. FREEZING SPRAY. .TUE NIGHT...SW WIND 25 KT. SEAS 12 FT. .WED...SW WIND 20 KT. SEAS 11 FT. .THU...SE WIND 20 KT. SEAS 10 FT. .FRI...NE WIND 20 KT. SEAS 9 FT. $$ PKZ412-220300- BERING SEA OFFSHORE 171W TO 180 AND NORTH OF 56N 400 AM AKST MON DEC 21 2009 .TODAY...NW WIND 25 KT. SEAS 11 FT. SNOW AND RAIN SHOWERS. .TONIGHT...SW WIND 25 KT. SEAS 12 FT. FREEZING SPRAY. .TUE...SW WIND 30 KT DIMINISHING TO 20 KT IN THE AFTERNOON. SEAS 11 FT. FREEZING SPRAY. .TUE NIGHT THROUGH WED...S WIND 20 KT. SEAS 9 FT. .THU...NE WIND 20 KT. SEAS 9 FT. .FRI...N WIND 20 KT. SEAS 9 FT. $$ PKZ413-220300- BERING SEA OFFSHORE 171W TO 180 AND SOUTH OF 56N 400 AM AKST MON DEC 21 2009 ...GALE WARNING TODAY... .TODAY...W WIND 25 TO 35 KT. SEAS 14 FT. SNOW AND RAIN SHOWERS. .TONIGHT...SW WIND 20 TO 30 KT. SEAS 14 FT. SNOW SHOWERS. FREEZING SPRAY. .TUE...W WIND 20 KT. SEAS 12 FT. FREEZING SPRAY. .TUE NIGHT...SW WIND 20 KT. SEAS 10 FT. .WED...SW WIND 15 KT. SEAS 9 FT. .THU THROUGH FRI...NW WIND 20 KT. SEAS 8 FT. $$ PKZ414-220300- BERING SEA OFFSHORE EAST OF 171W 400 AM AKST MON DEC 21 2009 .TODAY...W WIND 25 KT. SEAS 11 FT. SNOW AND RAIN. .TONIGHT...SW WIND 25 KT. SEAS 10 FT. .TUE...S WIND 25 KT. SEAS 10 FT. .TUE NIGHT...S WIND 15 KT. SEAS 9 FT. .WED...E WIND 25 KT. SEAS 7 FT. .THU...NE WIND 30 KT. SEAS 10 FT. .FRI...N WIND 20 KT. SEAS 9 FT. $$
000 FZAK62 PAFC 220006 OFFALU OFFSHORE WATERS FORECAST NATIONAL WEATHER SERVICE ANCHORAGE AK 400 PM AKST MON DEC 21 2009 OFFSHORE WATERS FORECAST FOR THE BERING SEA 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. PKZ499-221500- 400 PM AKST MON DEC 21 2009 .SYNOPSIS FOR CENTRAL BERING SEA... A 955 MB LOW AT 59N 170W MOVES TO 61N 179W AT 958 MB LATE TONIGHT...THEN MERGES INTO A COMPLEX 972 MB LOW CENTERED AROUND 58N 178E ON TUE. THIS COMPLEX LOW REMAINS NEARLY STATIONARY AS IT WEAKENS TO 982 MB ON WED. $$ PKZ411-221500- BERING SEA OFFSHORE WEST OF 180 AND EAST OF THE INTERNATIONAL DATELINE 400 PM AKST MON DEC 21 2009 .TONIGHT...NW WIND 30 KT. SEAS 17 FT. SNOW SHOWERS. FREEZING SPRAY. .TUE...W WIND 30 KT. SEAS 14 FT. FREEZING SPRAY. .TUE NIGHT...W WIND 30 KT. SEAS 13 FT. .WED...SW WIND 25 KT. SEAS 12 FT. .WED NIGHT...S WIND 30 KT. SEAS 11 FT. .THU...SE WIND 20 KT. SEAS 10 FT. .FRI...NE WIND 25 KT. SEAS 10 FT. .SAT...N WIND 20 KT. SEAS 11 FT. $$ PKZ412-221500- BERING SEA OFFSHORE 171W TO 180 AND NORTH OF 56N 400 PM AKST MON DEC 21 2009 ...GALE WARNING TUESDAY... .TONIGHT...SW WIND 30 KT. SEAS 11 FT. .TUE...SW WIND 35 KT DIMINISHING TO 25 KT IN THE AFTERNOON. SEAS 12 FT. RAIN SHOWERS. .TUE NIGHT...S WIND 25 KT. SEAS 9 FT. .WED...SW WIND 25 KT. SEAS 11 FT. .WED NIGHT...NE WIND 15 KT. SEAS 10 FT. .THU...NE WIND 25 KT. SEAS 10 FT. .FRI...NE WIND 20 KT. SEAS 10 FT. .SAT...SE WIND 15 KT. SEAS 9 FT. $$ PKZ413-221500- BERING SEA OFFSHORE 171W TO 180 AND SOUTH OF 56N 400 PM AKST MON DEC 21 2009 ...GALE WARNING TONIGHT... .TONIGHT...SW WIND 35 KT. SEAS 15 FT. SNOW SHOWERS. .TUE...W WIND 20 KT. SEAS 13 FT. RAIN SHOWERS. .TUE NIGHT...SW WIND 20 KT. SEAS 10 FT. .WED...W WIND 15 KT. SEAS 10 FT. .WED NIGHT...NE WIND 20 KT. SEAS 10 FT. .THU...N WIND 25 KT. SEAS 9 FT. .FRI...N WIND 20 KT. SEAS 9 FT. .SAT...E WIND 15 KT. SEAS 7 FT. $$ PKZ414-221500- BERING SEA OFFSHORE EAST OF 171W 400 PM AKST MON DEC 21 2009 .TONIGHT...SW WIND 25 KT. SEAS 10 FT. .TUE...S WIND 30 KT. SEAS 11 FT. RAIN AND SNOW SHOWERS. .TUE NIGHT...S WIND 20 KT. SEAS 9 FT. .WED...E WIND 15 KT. SEAS 7 FT. .WED NIGHT...NE WIND 35 KT. SEAS 12 FT. .THU...NE WIND 30 KT. SEAS 11 FT. .FRI...N WIND 25 KT. SEAS 10 FT. .SAT...SE WIND 20 KT. SEAS 7 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 19, 6:05 AM AKST, 9 hours 55 minutes earlier.
Area forecast discussion, Dec 19, 6:05 AM AKST, 9 hours 55 minutes before
AREA FORECAST DISCUSSION
SOUTHCENTRAL AND SOUTHWEST ALASKA
605 AM AKST SAT DEC 19 2009
.ANALYSIS AND UPPER LEVELS...
AN UPPER LEVEL LOW IS CURRENTLY CENTERED AT THE NORTHERN EDGE OF THE
BERING SEA. AN ASSOCIATED TROUGH STRETCHES FROM THE CENTER OF THIS
LOW SOUTHEASTWARD ACROSS THE CENTER OF MAINLAND ALASKA AND INTO THE
NORTHERN TIP OF BRITISH COLUMBIA. FARTHER WEST...A WEAK RIDGE IS
CENTERED ALONG THE WEST EDGE OF THE ALASKA PENINSULA. FARTHER WEST A
BROAD TROUGH REGION SPREADS FROM THE CENTRAL ALEUTIAN ISLANDS WEST
TOWARDS RUSSIA WITH MULTIPLE LOWS. TWO SMALL CONNECTED LOWS OF ABOUT
EQUAL STRENGTH ARE NEAR THE WESTERN ALEUTIAN ISLANDS WITH ONE LOW
OVER SHEMYA. A TROUGH SPREADS EASTWARD TOWARDS BRISTOL BAY. AN UPPER
LEVEL LOW IS FORMING AT THE PERIPHERY OF THIS TROUGH JUST NORTH OF
DUTCH HARBOR. AT THE SURFACE...A SURFACE RIDGE IS BUILDING OVER MUCH
OF MAINLAND ALASKA AND THE EASTERN GULF AS THE BERING LOW RETROGRADES
FARTHER WEST. A SURFACE LOW IS CENTERED OVER SHEMYA WHILE A POTENT
WARM FRONT STRETCHES FROM THIS LOW ACROSS BRISTOL BAY AND THE GULF. A
SECOND SURFACE LOW IS CENTERED OVER ATKA.
MODEL DISCUSSION...
MODELS FAIRLY CONSISTENT IN THE SHORT TERM SO NAM RELIED UPON DUE TO
ITS HIGHER RESOLUTION. MODELS BEGIN TO DIVERGE ON THE POSITION OF
THE BERING LOWS BY MONDAY AND THEREFORE CONFIDENCE IS MEDIUM TO LOW
FOR THE LONG TERM. THE GFS WAS RELIED ON FOR THE LONG TERM DUE TO THE
GREATER RUN TO RUN CONSISTENCY.
.SHORT TERM FORECAST...
.SOUTHCENTRAL...
AN APPROACHING WARM FRONT WILL BRING THE CHANCE OF WIDESPREAD SNOW
ALONG THE SOUTH CENTRAL GULF COAST SATURDAY ALONG WITH STRONG
WINDS...PARTICULARLY THROUGH TURNAGAIN ARM AND PORTAGE VALLEY WHERE
BLIZZARD CONDITIONS ARE EXPECTED. SNOW WILL BE HEAVIEST IN THE
SUSITNA VALLEY WEST OF THE PARKS HIGHWAY SATURDAY AND SUNDAY...WHERE
ADVISORY LEVEL ACCUMULATION IS EXPECTED. HOWEVER...DOWNSLOPING SHOULD
KEEP THE ANCHORAGE BOWL AND EASTERN MAT-SU VALLEY MAINLY IN SNOW
FLURRIES. TEMPERATURES WILL WARM CONSIDERABLY AFTER THE FRONT MOVES
ACROSS THE COAST SATURDAY AND THE INTERIOR SATURDAY NIGHT INTO
SUNDAY. SNOWSHOWERS WILL PERSIST ALONG THE COAST SUNDAY AFTER THE
PASSAGE OF THE FRONT DUE TO STRONG
ONSHORE FLOW.
.SOUTHWEST ALASKA...
AN APPROACHING FRONT FROM THE SOUTHWEST WILL BRING BOTH THE
POSSIBILITY OF HEAVY SNOW AND STRONG EAST AND SOUTHEAST WINDS ALONG
THE WESTERN CAPES OF BRISTOL BAY. THIS WILL RESULT IN BLOWING SNOW
THROUGHOUT THE REGION SATURDAY WITH BLIZZARD CONDITIONS ALONG THE
WESTERN CAPES POSSIBLY NOSING INTO THE KUSKOKWIM DELTA LATE SATURDAY
INTO SUNDAY. TEMPERATURES SHOULD INCREASE DRAMATICALLY AFTER THE
FRONT PASSES RESULTING IN POTENTIAL MIXED OR FREEZING PRECIPITATION.
HEAVIEST AMOUNTS OF SNOW WILL FALL ON EAST FACING SLOPES THROUGH
SUNDAY.
.BERING SEA/ALEUTIANS...
A SERIES OF PROGRESSING LOWS WILL GENERATE GALE AND STORM FORCE WINDS
ACROSS MUCH OF THE ALEUTIAN ISLANDS SATURDAY. IN ADDITION...RAIN AND
SNOW IS EXPECTED ACROSS MUCH OF THE ALEUTIAN CHAIN DUE TO WARMER
TEMPERATURES.
.LONG TERM FORECAST...
MODELS ARE INDICATING THAT THE LARGE TROUGH REGION OVER THE BERING
SEA AND THE RIDGE OVER THE MAINLAND AND EASTERN GULF WILL PERSIST
THROUGHOUT MUCH OF THE WEEK. AS A RESULT...STORMY CONDITIONS ARE
LIKELY TO PERSIST ALONG THE ALEUTIAN ISLANDS AND SOUTHWEST WHILE
ONSHORE FLOW WILL KEEP SNOWSHOWERS A POSSIBILITY ALONG THE GULF
COAST.
.AER/ALU...WATCH/WARNING SUMMARY
PUBLIC...BLIZZARD WARNING...125 161
BLIZZARD WATCH...155
WINTER STORM WATCH...161
MARINE...STORM...411 414 150 155 170 172
GALE...351 352 412 414 120 125 130 132 138 140 160 165 171
175 176 179 180 185
HEAVY FREEZING SPRAY...121 129 130 140 141 185
ELN/JAM DEC 09The office that day
Everything else NWS Anchorage, AK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 19, 4:00 PM AKST | Gale Warning | AFC | 48 hr | |
| Dec 19, 4:00 PM AKST | Gale Warning | AFC | 12 hr | |
| Dec 19, 4:00 PM AKST | Small Craft Advisory | AFC | 3 hr | |
| Dec 19, 4:00 PM AKST | Storm Warning | AFC | 12 hr | |
| Dec 19, 4:00 PM AKST | Storm Warning | AFC | 48 hr | |
| Dec 19, 4:14 PM AKST | Blizzard Warning | AFC | 18 hr | |
| Dec 19, 4:14 PM AKST | Winter Weather Advisory | AFC | 13 hr | |
| Dec 19, 5:55 PM AKST | Storm Warning | AFC | 10 hr | |
| Dec 19, 6:55 PM AKST | Gale Warning | AFC | 45 hr | |
| Dec 20, 4:00 AM AKST | Gale Warning | AFC | 48 hr | |
| Dec 20, 4:00 AM AKST | Gale Warning | AFC | 12 hr | |
| Dec 20, 4:00 AM AKST | Small Craft Advisory | AFC | 60 hr | |
| Dec 20, 4:00 AM AKST | Small Craft Advisory | AFC | 38 hr | |
| Dec 20, 4:00 AM AKST | Storm Warning | AFC | 36 hr | |
| Dec 20, 4:00 AM AKST | Storm Warning | AFC | 60 hr | |
| Dec 20, 5:08 AM AKST | High Wind Warning | AFC | 34 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.