Alert archive / Alaska / Gale Warnings in 2013
Gale Warning 425, NWS Anchorage, AK
NWS Anchorage, AK issued this gale warning at Jun 28, 2013, 4:00 PM AKDT. It was in force for 60 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
- Jun 28, 2013, 4:00 PM AKDT (00:00 UTC)
- Expired
- Jul 1, 2013, 4:00 AM AKDT
- In force
- 60 hr
- Issued by
- NWS Anchorage, AK
The text
As transmitted, in the capitals the NWS used until 2016.
692 FZAK62 PAFC 282326 OFFALU OFFSHORE WATERS FORECAST NATIONAL WEATHER SERVICE ANCHORAGE AK 400 PM AKDT FRI JUN 28 2013 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. PKZ499-291500- 400 PM AKDT FRI JUN 28 2013 .SYNOPSIS FOR CENTRAL BERING SEA... A 978 MB LOW NEAR 48N 168E WILL GRADUALLY WEAKEN TO 981 MB NEAR 57N 177W SUN AFTERNOON. A WEATHER FRONT WILL APPROACH THE SOUTHERN BERING SEA THIS EVENING AND REACH THE EASTERN BERING SEA BY SAT AFTERNOON. $$ PKZ411-291500- BERING SEA OFFSHORE WEST OF 180 AND EAST OF THE INTERNATIONAL DATELINE 400 PM AKDT FRI JUN 28 2013 .TONIGHT...E WIND 25 KT. SEAS 6 FT. RAIN. .SAT...SE WIND 15 TO 25 KT. SEAS 8 FT. RAIN. .SAT NIGHT...SE WIND 25 KT BECOMING N 10 TO 20 KT AFTER MIDNIGHT. SEAS 8 TO 13 FT SOUTH OF 56N. SEAS 5 TO 8 FT NORTH OF 56N. RAIN. .SUN AND SUN NIGHT...W WIND 30 KT. SEAS 12 FT. .MON...W WIND 25 KT. SEAS 9 FT. .TUE AND WED...W WIND 20 KT. SEAS 6 FT. $$ PKZ412-291500- BERING SEA OFFSHORE 171W TO 180 AND NORTH OF 56N 400 PM AKDT FRI JUN 28 2013 .TONIGHT...E WIND 15 TO 25 KT. SEAS 6 FT. RAIN AND FOG. .SAT...SE WIND 25 KT SHIFTING TO SW IN THE AFTERNOON. SEAS 7 FT. RAIN AND FOG. .SAT NIGHT...S WIND 20 TO 30 KT. SEAS 8 FT. RAIN. .SUN...S WIND 30 KT. SEAS 13 FT. .SUN NIGHT...W WIND 30 KT. SEAS 14 FT. .MON...W WIND 25 KT. SEAS 12 FT. .TUE AND WED...SW WIND 20 KT. SEAS 7 FT. $$ PKZ413-291500- BERING SEA OFFSHORE 171W TO 180 AND SOUTH OF 56N 400 PM AKDT FRI JUN 28 2013 ...GALE WARNING SATURDAY NIGHT... .TONIGHT...E WIND 15 TO 25 KT BECOMING S TOWARD MORNING. SEAS 6 FT. RAIN AND FOG. .SAT...SW WIND 25 KT. SEAS 7 FT. AREAS OF FOG. .SAT NIGHT...S WIND 35 KT. SEAS 11 FT. RAIN. .SUN AND SUN NIGHT...SW WIND 40 KT. SEAS 16 FT. .MON...W WIND 30 KT. SEAS 13 FT. .TUE AND WED...SW WIND 20 KT. SEAS 7 FT. $$ PKZ414-291500- BERING SEA OFFSHORE EAST OF 171W 400 PM AKDT FRI JUN 28 2013 .TONIGHT...SE WIND 20 TO 30 KT. SEAS 8 FT. RAIN AND FOG. .SAT...S WIND 30 KT. SEAS 9 FT. RAIN AND FOG. .SAT NIGHT...S WIND 20 TO 30 KT. SEAS 8 FT. AREAS OF FOG. .SUN AND SUN NIGHT...S WIND 35 KT. SEAS 15 FT. .MON...SW WIND 30 KT. SEAS 14 FT. .TUE...SW WIND 20 KT. SEAS 8 FT. .WED...SW WIND 20 KT. SEAS 5 FT. $$
5 follow-up statements
759 FZAK62 PAFC 291118 OFFALU OFFSHORE WATERS FORECAST NATIONAL WEATHER SERVICE ANCHORAGE AK 400 AM AKDT SAT JUN 29 2013 OFFSHORE WATERS FORECAST FOR THE BERING SEA WIND FORECASTS REFLECT THE PREDOMINANT SPEED AND DIRECTION EXPECTED. SEA FORECASTS REPRESENT AN AVERAGE OF THE HIGHEST ONE-THIRD OF THE COMBINED WIND WAVE AND SWELL HEIGHT. PKZ499-300300- 400 AM AKDT SAT JUN 29 2013 .SYNOPSIS FOR CENTRAL BERING SEA... A 977 MB LOW NEAR 49N 171E MOVES TO NEAR 55N 180 SAT NIGHT...THEN WEAKENS TO 983 MB AS IT MOVES TO NEAR 59N 170W SUN NIGHT. AN ASSOCIATED WEATHER FRONT MOVES ACROSS THE EASTERN BERING AND REACHES THE SOUTHWEST MAINLAND COAST TONIGHT. $$ PKZ411-300300- BERING SEA OFFSHORE WEST OF 180 AND EAST OF THE INTERNATIONAL DATELINE 400 AM AKDT SAT JUN 29 2013 .TODAY...SE WIND 20 TO 30 KT. W OF 176E...NE WIND 15 TO 25 KT BECOMING SE 15 TO 25 KT BY MIDDAY. SEAS 8 TO 12 FT. RAIN. .TONIGHT...E WIND 25 KT BECOMING NE TO NW 15 TO 30 KT AFTER MIDNIGHT. SEAS 9 TO 13 FT EXCEPT 5 TO 8 FT N OF 56N. RAIN. .SUN...NW WIND 20 TO 30 KT. SEAS 9 TO 13 FT. .SUN NIGHT...W WIND 30 KT. SEAS 12 FT. .MON...W WIND 25 KT. SEAS 10 FT. .TUE...W WIND 15 KT. SEAS 7 FT. .WED...VARIABLE WIND 10 KT. SEAS 6 FT. $$ PKZ412-300300- BERING SEA OFFSHORE 171W TO 180 AND NORTH OF 56N 400 AM AKDT SAT JUN 29 2013 .TODAY...SE WIND 20 KT SHIFTING TO THE SW IN THE AFTERNOON. SEAS 7 FT. PATCHY FOG. .TONIGHT...SE WIND 20 KT INCREASING TO 30 KT BY MIDNIGHT. SEAS 10 FT. .SUN...SE WIND 30 KT...BECOMING NW 15 TO 25 KT IN THE AFTERNOON W OF 175W. SEAS 10 TO 14 FT. RAIN. .SUN NIGHT AND MON...W WIND 30 KT. SEAS 13 FT. .TUE...SW WIND 20 KT. SEAS 8 FT. .WED...W WIND 15 KT. SEAS 5 FT. $$ PKZ413-300300- BERING SEA OFFSHORE 171W TO 180 AND SOUTH OF 56N 400 AM AKDT SAT JUN 29 2013 ...GALE WARNING TONIGHT AND SUNDAY... .TODAY...S WIND 20 TO 30 KT. SEAS 7 TO 10 FT. .TONIGHT...S WIND 35 KT. SEAS 11 TO 15 FT. RAIN. .SUN...SW WIND 30 TO 40 KT. SEAS 13 TO 18 FT. RAIN. .SUN NIGHT...W WIND 35 KT. SEAS 17 FT. .MON...W WIND 30 KT. SEAS 14 FT. .TUE...SW WIND 20 KT. SEAS 8 FT. .WED...W WIND 15 KT. SEAS 6 FT. $$ PKZ414-300300- BERING SEA OFFSHORE EAST OF 171W 400 AM AKDT SAT JUN 29 2013 ...GALE WARNING SUNDAY... .TODAY...S WIND 20 TO 30 KT. SEAS 10 FT. PATCHY FOG. RAIN. .TONIGHT...S WIND 30 KT. SEAS 10 FT. PATCHY FOG. RAIN. .SUN...S WIND 30 TO 40 KT. SEAS 11 TO 15 FT. .SUN NIGHT...SW WIND 35 KT. SEAS 18 FT. .MON...SW WIND 30 KT. SEAS 15 FT. .TUE AND WED...SW WIND 20 KT. SEAS 9 FT. $$
120 FZAK62 PAFC 292230 OFFALU OFFSHORE WATERS FORECAST NATIONAL WEATHER SERVICE ANCHORAGE AK 400 PM AKDT SAT JUN 29 2013 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. PKZ499-301500- 400 PM AKDT SAT JUN 29 2013 .SYNOPSIS FOR CENTRAL BERING SEA... A 978 MB LOW NEAR 52N 176E WILL SLOWLY WEAKEN TO 987 MB NEAR 61N 170W MON AFTERNOON. THE ASSOCIATED WEATHER FRONT OVER THE EASTERN BERING WILL DISSIPATE ALONG THE SOUTHWEST MAINLAND COAST LATE TONIGHT. $$ PKZ411-301500- BERING SEA OFFSHORE WEST OF 180 AND EAST OF THE INTERNATIONAL DATELINE 400 PM AKDT SAT JUN 29 2013 .TONIGHT...E OF 176E...SE WIND 25 KT BECOMING W AFTER MIDNIGHT. W OF 176E...NE WIND 15 KT BECOMING NW 25 KT AFTER MIDNIGHT. SEAS 12 FT. RAIN SHOWERS. .SUN...NW WIND 20 TO 30 KT. SEAS 12 FT. RAIN. .SUN NIGHT...W WIND 20 TO 30 KT. SEAS 12 FT. .MON...W WIND 25 KT. SEAS 9 FT. .MON NIGHT...W WIND 20 KT. SEAS 7 FT. .TUE...W WIND 15 KT. SEAS 7 FT. .WED...VARIABLE WIND 10 KT. SEAS 6 FT. .THU...W WIND 15 KT. SEAS 6 FT. $$ PKZ412-301500- BERING SEA OFFSHORE 171W TO 180 AND NORTH OF 56N 400 PM AKDT SAT JUN 29 2013 .TONIGHT...SE WIND 20 KT INCREASING TO 30 KT AFTER MIDNIGHT. SEAS 10 FT. .SUN...SE WIND 30 KT EXCEPT VARIABLE 10 KT W OF 176W. SEAS 13 FT. PATCHY FOG. RAIN. .SUN NIGHT...W WIND 20 TO 30 KT. SEAS 13 FT. RAIN. .MON...W WIND 30 KT. SEAS 13 FT. .MON NIGHT...W WIND 25 KT. SEAS 9 FT. .TUE...W WIND 20 KT. SEAS 7 FT. .WED...W WIND 15 KT. SEAS 5 FT. .THU...W WIND 15 KT. SEAS 7 FT. $$ PKZ413-301500- BERING SEA OFFSHORE 171W TO 180 AND SOUTH OF 56N 400 PM AKDT SAT JUN 29 2013 ...GALE WARNING THROUGH SUNDAY NIGHT... .TONIGHT...S WIND 25 TO 35 KT. SEAS 14 FT. PATCHY FOG. RAIN. .SUN...SW WIND 40 KT. SEAS 16 FT. PATCHY FOG. RAIN. .SUN NIGHT...W WIND 35 KT. SEAS 16 FT. .MON...W WIND 30 KT. SEAS 14 FT. .MON NIGHT...W WIND 25 KT. SEAS 9 FT. .TUE...SW WIND 20 KT. SEAS 8 FT. .WED...W WIND 15 KT. SEAS 6 FT. .THU...VARIABLE WIND 10 KT. SEAS 6 FT. $$ PKZ414-301500- BERING SEA OFFSHORE EAST OF 171W 400 PM AKDT SAT JUN 29 2013 ...GALE WARNING THROUGH SUNDAY NIGHT... .TONIGHT...S WIND 25 TO 35 KT. SEAS 9 FT. PATCHY FOG. RAIN. .SUN...S WIND 35 KT. SEAS 14 FT. PATCHY FOG. .SUN NIGHT...S WIND 35 KT. SEAS 16 FT. PATCHY FOG. RAIN. .MON...SW WIND 30 KT. SEAS 15 FT. .MON NIGHT...W WIND 25 KT. SEAS 12 FT. .TUE AND WED...SW WIND 20 KT. SEAS 8 FT. .THU...VARIABLE WIND 10 KT. SEAS 5 FT. $$
794 FZAK62 PAFC 301153 OFFALU OFFSHORE WATERS FORECAST NATIONAL WEATHER SERVICE ANCHORAGE AK 400 AM AKDT SUN JUN 30 2013 OFFSHORE WATERS FORECAST FOR THE BERING SEA WIND FORECASTS REFLECT THE PREDOMINANT SPEED AND DIRECTION EXPECTED. SEA FORECASTS REPRESENT AN AVERAGE OF THE HIGHEST ONE-THIRD OF THE COMBINED WIND WAVE AND SWELL HEIGHT. PKZ499-010300- 400 AM AKDT SUN JUN 30 2013 .SYNOPSIS FOR CENTRAL BERING SEA... A 978 MB LOW NEAR 55N 180 WILL MOVE TO 62N 168W AS IT WEAKENS TO 990 MB MON NIGHT. $$ PKZ411-010300- BERING SEA OFFSHORE WEST OF 180 AND EAST OF THE INTERNATIONAL DATELINE 400 AM AKDT SUN JUN 30 2013 .TODAY...W WIND 20 TO 30 KT. SEAS 8 TO 12 FT. RAIN. .TONIGHT...W WIND 20 TO 30 KT. SEAS 8 TO 12 FT. .MON AND MON NIGHT...W WIND 15 TO 25 KT. SEAS 9 FT. .TUE...W WIND 20 KT. SEAS 7 FT. .WED AND THU...VARIABLE WIND 10 KT. SEAS 5 FT. $$ PKZ412-010300- BERING SEA OFFSHORE 171W TO 180 AND NORTH OF 56N 400 AM AKDT SUN JUN 30 2013 .TODAY...S WIND 20 TO 30 KT EXCEPT VARIABLE 15 KT W OF 176W. SEAS 10 TO 14 FT. PATCHY FOG. RAIN. .TONIGHT...W WIND 15 TO 30 KT. SEAS 10 TO 14 FT. PATCHY FOG. RAIN. .MON...W WIND 15 TO 30 KT. SEAS 8 TO 13 FT. .MON NIGHT...W WIND 25 KT. SEAS 10 FT. .TUE...W WIND 20 KT. SEAS 7 FT. .WED AND THU...VARIABLE WIND 10 KT. SEAS 5 FT. $$ PKZ413-010300- BERING SEA OFFSHORE 171W TO 180 AND SOUTH OF 56N 400 AM AKDT SUN JUN 30 2013 ...GALE WARNING THROUGH MONDAY... .TODAY...SW WIND 30 TO 40 KT. SEAS 12 TO 17 FT. RAIN. .TONIGHT...W WIND 35 KT. SEAS 12 TO 17 FT. .MON...W WIND 35 KT DIMINISHING TO 25 KT IN THE AFTERNOON. SEAS 10 TO 14 FT. .MON NIGHT...W WIND 25 KT. SEAS 10 FT. .TUE...SW WIND 25 KT. SEAS 8 FT. .WED...W WIND 15 KT. SEAS 6 FT. .THU...VARIABLE WIND 10 KT. SEAS 3 FT. $$ PKZ414-010300- BERING SEA OFFSHORE EAST OF 171W 400 AM AKDT SUN JUN 30 2013 ...GALE WARNING THROUGH MONDAY... .TODAY...S WIND 35 KT EXCEPT 25 KT N OF 57N. SEAS 14 FT. PATCHY FOG. RAIN. .TONIGHT...S WIND 35 KT EXCEPT 25 KT N OF 57N. SEAS 17 FT. PATCHY FOG. RAIN. .MON...SW WIND 35 KT EXCEPT 25 KT N OF 56N. SEAS 16 FT. PATCHY FOG. RAIN. .MON NIGHT...W WIND 25 KT. SEAS 12 FT. .TUE...SW WIND 20 KT. SEAS 9 FT. .WED...SW WIND 15 KT. SEAS 6 FT. .THU...VARIABLE WIND 10 KT. SEAS 4 FT. $$
872 FZAK62 PAFC 302300 OFFALU OFFSHORE WATERS FORECAST NATIONAL WEATHER SERVICE ANCHORAGE AK 400 PM AKDT SUN JUN 30 2013 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. PKZ499-011500- 400 PM AKDT SUN JUN 30 2013 .SYNOPSIS FOR CENTRAL BERING SEA... A 979 MB LOW NEAR 58N 175W WILL WEAKEN TO 984 MB NEAR 62N 171W MON AFTERNOON. THE LOW WILL THEN REMAIN NEARLY STATIONARY AND WEAKEN TO 993 MB BY TUE AFTERNOON. $$ PKZ411-011500- BERING SEA OFFSHORE WEST OF 180 AND EAST OF THE INTERNATIONAL DATELINE 400 PM AKDT SUN JUN 30 2013 .TONIGHT...W WIND 20 TO 30 KT. SEAS 8 TO 12 FT. .MON...W WIND 25 KT. SEAS 9 FT. .MON NIGHT...W WIND 15 TO 25 KT. SEAS 9 FT. .TUE...W WIND 20 KT. SEAS 7 FT. .TUE NIGHT AND WED...VARIABLE WIND 10 KT. SEAS 5 FT. .THU AND FRI...VARIABLE WIND 10 KT. SEAS 4 FT. $$ PKZ412-011500- BERING SEA OFFSHORE 171W TO 180 AND NORTH OF 56N 400 PM AKDT SUN JUN 30 2013 .TONIGHT...W WIND 20 TO 30 KT. SEAS 11 TO 16 FT. PATCHY FOG. RAIN. .MON...W WIND 20 TO 30 KT. SEAS 10 TO 14 FT. .MON NIGHT...W WIND 15 TO 25 KT. SEAS 10 FT. .TUE...W WIND 25 KT. SEAS 8 FT. .TUE NIGHT...SW WIND 15 KT. SEAS 7 FT. .WED...VARIABLE WIND 10 KT. SEAS 5 FT. .THU...VARIABLE WIND 10 KT. SEAS 4 FT. .FRI...VARIABLE WIND 10 KT. SEAS 3 FT. $$ PKZ413-011500- BERING SEA OFFSHORE 171W TO 180 AND SOUTH OF 56N 400 PM AKDT SUN JUN 30 2013 ...GALE WARNING THROUGH MONDAY... .TONIGHT...W WIND 35 KT. SEAS 17 FT. .MON...W WIND 25 TO 35 KT. SEAS 16 FT. .MON NIGHT...W WIND 25 KT. SEAS 10 FT. .TUE...SW WIND 25 KT. SEAS 9 FT. .TUE NIGHT...SW WIND 20 KT. SEAS 7 FT. .WED...VARIABLE WIND 10 KT. SEAS 5 FT. .THU AND FRI...VARIABLE WIND 10 KT. SEAS 3 FT. $$ PKZ414-011500- BERING SEA OFFSHORE EAST OF 171W 400 PM AKDT SUN JUN 30 2013 ...GALE WARNING THROUGH MONDAY... .TONIGHT...SW WIND 25 TO 35 KT. SEAS 18 FT. PATCHY FOG. RAIN. .MON...SW WIND 25 TO 35 KT. SEAS 16 FT. PATCHY FOG. RAIN. .MON NIGHT...SW WIND 20 TO 30 KT. SEAS 13 FT. .TUE...W WIND 25 KT. SEAS 9 FT. .TUE NIGHT...SW WIND 20 KT. SEAS 8 FT. .WED...SW WIND 15 KT. SEAS 6 FT. .THU AND FRI...VARIABLE WIND 10 KT. SEAS 4 FT. $$
481 FZAK62 PAFC 011151 OFFALU OFFSHORE WATERS FORECAST NATIONAL WEATHER SERVICE ANCHORAGE AK 400 AM AKDT MON JUL 1 2013 OFFSHORE WATERS FORECAST FOR THE BERING SEA WIND FORECASTS REFLECT THE PREDOMINANT SPEED AND DIRECTION EXPECTED. SEA FORECASTS REPRESENT AN AVERAGE OF THE HIGHEST ONE-THIRD OF THE COMBINED WIND WAVE AND SWELL HEIGHT. PKZ499-020300- 400 AM AKDT MON JUL 1 2013 .SYNOPSIS FOR CENTRAL BERING SEA... A 983 MB LOW NEAR 60N 170W WILL MOVE TO NEAR 64N 170W AS IT WEAKENS TO 998 MB TUE NIGHT. $$ PKZ411-020300- BERING SEA OFFSHORE WEST OF 180 AND EAST OF THE INTERNATIONAL DATELINE 400 AM AKDT MON JUL 1 2013 .TODAY...W WIND 25 KT. SEAS 9 FT. .TONIGHT...W WIND 25 KT. SEAS 9 FT. .TUE...SW WIND 10 TO 20 KT. SEAS 6 FT. PATCHY FOG. .TUE NIGHT...W WIND 15 KT. SEAS 6 FT. .WED...NW WIND 15 KT. SEAS 5 FT. .THU AND FRI...VARIABLE WIND 10 KT. SEAS 5 FT. $$ PKZ412-020300- BERING SEA OFFSHORE 171W TO 180 AND NORTH OF 56N 400 AM AKDT MON JUL 1 2013 .TODAY...W WIND 20 TO 30 KT. SEAS 13 FT. .TONIGHT...W WIND 15 TO 25 KT. SEAS 10 FT. .TUE...W WIND 25 KT. SEAS 9 FT. .TUE NIGHT...SW WIND 15 KT. SEAS 7 FT. .WED THROUGH FRI...VARIABLE WIND 10 KT. SEAS 4 FT. $$ PKZ413-020300- BERING SEA OFFSHORE 171W TO 180 AND SOUTH OF 56N 400 AM AKDT MON JUL 1 2013 .TODAY...W WIND 30 KT. SEAS 10 TO 14 FT. .TONIGHT...W WIND 25 KT. SEAS 9 FT. .TUE...SW WIND 15 TO 25 KT. SEAS 9 FT. .TUE NIGHT...W WIND 15 KT. SEAS 7 FT. .WED...SW WIND 15 KT. SEAS 6 FT. .THU AND FRI...VARIABLE WIND 10 KT. SEAS 4 FT. $$ PKZ414-020300- BERING SEA OFFSHORE EAST OF 171W 400 AM AKDT MON JUL 1 2013 ...GALE WARNING TODAY... .TODAY...SW WIND 25 TO 35 KT EXCEPT 15 KT N OF 58N. SEAS 10 TO 16 FT. PATCHY FOG. RAIN. .TONIGHT...SW WIND 15 TO 25 KT. SEAS 8 TO 12 FT. PATCHY FOG. .TUE...W WIND 15 TO 25 KT. SEAS 9 FT. .TUE NIGHT...SW WIND 20 KT. SEAS 8 FT. .WED...SW WIND 15 KT. SEAS 6 FT. .THU...S WIND 15 KT. SEAS 4 FT. .FRI...VARIABLE WIND 10 KT. SEAS 3 FT. $$
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 Jun 28, 1:30 PM AKDT, 2 hours 30 minutes earlier.
Area forecast discussion, Jun 28, 1:30 PM AKDT, 2 hours 30 minutes before
SOUTHCENTRAL AND SOUTHWEST ALASKA FORECAST DISCUSSION NATIONAL WEATHER SERVICE ANCHORAGE AK 130 PM AKDT FRI JUN 28 2013 .ANALYSIS AND UPPER LEVELS... THE OVERALL WEATHER PATTERN IS IN THE EARLY STAGES OF A MAJOR TRANSITION. A CLOSED HIGH REMAINS OVER EASTERN SECTIONS OF INTERIOR ALASKA...BUT IS BEING SLOWLY PUSHED INTO CANADA. WEAK DISTURBANCES MOVING THROUGH THE EASTERLY FLOW AROUND THE PERIPHERY OF THE HIGH IS HELPING TO MAINTAIN ISOLATED THUNDERSTORM ACTIVITY ACROSS THE COPPER RIVER BASIN. EARLIER THIS MORNING A MORE SIGNIFICANT SHORTWAVE KICKED OFF A SIGNIFICANT ROUND OF THUNDERSTORMS AND HEAVY RAIN AROUND PRINCE WILLIAM SOUND. AT THE SURFACE...WEAK HIGH PRESSURE REMAINS IN PLACE OVER THE NORTHERN GULF...WITH SOUTHWEST FLOW MAINTAINING COPIOUS AMOUNTS OF LOW-LEVEL MOISTURE ACROSS SOUTHCENTRAL. MEANWHILE...WEAK DIFFLUENT FLOW ALOFT IS GENERATING MINOR SYNOPTIC-SCALE LIFT ACROSS UPPER COOK INLET. AS A RESULT...LOW CLOUDS AND DRIZZLE AROUND ANCHORAGE AND THE MAT-SU VALLEY SHOW NO SIGNS OF BURNING OFF WITH DIURNAL HEATING TODAY. OUT WEST...A LONGWAVE TROUGH OVER THE WESTERN BERING IS GENERATING BROAD SOUTHWEST FLOW ALOFT OVER MOST OF THE REGION. AS A RESULT...INCREASING AMOUNTS OF MOISTURE ARE STREAMING INLAND ALL THE WAY TO THE KUSKOKWIM VALLEY. MEANWHILE...A RELATIVELY WEAK FRONT IS IMPACTING THE EASTERN ALEUTIANS AND AKPEN TODAY WITH RAIN AND WIND...BUT IS STRUGGLING TO MIX THE ATMOSPHERE ENOUGH TO GET RID OF ENTRENCHED MARINE FOG. A MORE POTENT STORM IS TAKING SHAPE IN THE NORTHWEST PACIFIC...PRIMED TO MOVE INTO THE WESTERN BERING EARLY SATURDAY. .MODEL DISCUSSION... MODELS REMAIN IN GOOD OVERALL AGREEMENT ON THE EVOLUTION OF MAJOR SYNOPTIC WEATHER FEATURES THROUGHOUT THE SHORT TERM FORECAST. NONE OF THE MODELS ARE DOING PARTICULARLY WELL WITH THE AREAS OF CONVECTION EAST OF THE ALASKA RANGE...WHICH IS LIKELY DUE TO THE FACT THAT THE TRIGGER FOR THESE SHOWERS AND THUNDERSTORMS ARE VERY WEAK SHORTWAVES THAT THE MODELS OFTEN STRUGGLE TO RESOLVE. OUT WEST...THERE ARE SOME MODEL DISCREPANCIES THAT DEVELOP AS THE NEW UPPER LOW AND LONGWAVE TROUGH BECOME ESTABLISHED OVER THE WEEKEND. THE NAM IS AN OUTLIER KEEPING THE REMNANTS OF THE UPPER RIDGE OVER THE MAINLAND INTACT LONGER...AND AS A RESULT THE UPPER LOW OVER THE BERING IS DISPLACED FURTHER NORTH AND WEST. WHILE THE OTHER MODELS HAVE SOME DIFFERENCES...ALL FLATTEN THE ANTECEDENT RIDGE A BIT FASTER...AND THUS THE UPPER LOW (AND CORRESPONDING SURFACE LOW POSITION) MOVES FURTHER EAST. THE HIGHER RESOLUTION OF THE NAM WAS USEFUL OVER THE EASTERN DOMAIN TODAY...BUT THE NAM WAS REJECTED OVER THE WESTERN DOMAIN DURING FORECAST PREP TODAY IN FAVOR OF AN ECMWF/GFS COMBINATION. .SHORT TERM FORECAST... SOUTHCENTRAL...WEAK DIFFLUENT FLOW ALOFT SHOULD KEEP LOW CLOUDINESS AROUND MUCH OF THE REGION UNTIL A HIGHLY AMPLIFIED RIDGE MOVES INTO THE AREA FROM THE WEST ON SATURDAY. OVERALL FLOW WILL BECOME MUCH MORE NORTHERLY AND OFFSHORE TOMORROW...BUT TRAPPED LOW-LEVEL MOISTURE MAY CAUSE FOG/STRATUS TO LINGER INTO THE AFTERNOON HOURS. ASSUMING SOME CLEARING SKIES...TEMPERATURES ACROSS THE AREA SHOULD REBOUND NICELY TOMORROW WITH WARM AIR STILL IN PLACE FROM THE PAST FEW WEEKS. BY SUNDAY...HIGH CLOUDS START TO OVERTAKE THE AREA FROM THE STORM MOVING THROUGH THE BERING...WITH WIDESPREAD RAIN LIKELY BY SOMETIME MONDAY AFTERNOON. WEAK AFTERNOON/EVENING SEA BREEZES ARE LIKELY BOTH DAYS THIS WEEKEND ACROSS THE MAJORITY OF THE COASTAL AREAS. SOUTHWEST...WIDESPREAD CLOUDINESS THIS MORNING IS BREAKING UP WITH DIURNAL HEATING ACROSS PARTS OF BRISTOL BAY AND THE KUSKOKWIM VALLEY. SOME SHOWER ACTIVITY WILL DEVELOP BY LATER THIS AFTERNOON...BUT WITH THE THERMAL TROUGH RETREATING INTO THE INTERIOR OF THE STATE DO NOT ANTICIPATE MUCH RISK OF THUNDERSTORMS TODAY OR FOR THE FORESEEABLE FUTURE. BY MIDDAY TOMORROW STEADY RAIN AND GUSTY WINDS WILL HAVE MOVED INTO THE DELTA...SPREADING INLAND OVERNIGHT AND INTO SUNDAY MORNING. THIS WILL BRING SIGNIFICANT RELIEF TO THE HOT AND DRY CONDITIONS THAT HAVE LED TO WIDESPREAD WILDFIRE ACTIVITY. BERING SEA AND ALEUTIANS...WEAK FRONT BRINGING RAIN AND WIND TO THE PRIBILOFS AND EASTERN ALEUTIANS/AKPEN WILL MEANDER TO THE NORTHEAST AND BE ABSORBED BY TOMORROW MORNING BY A STRONGER FRONT ASSOCIATED WITH THE DEVELOPING BERING STORM. WINDS ALONG THE FRONT ITSELF WILL TOP OUT NEAR MIN-GALES. MEANWHILE...WINDS ASSOCIATED WITH THE LOW CENTER ITSELF MOVING THROUGH THE BERING SATURDAY NIGHT AND SUNDAY WILL BE SLIGHTLY STRONGER AND MUCH MORE WIDESPREAD COMPARED TO THE FRONT. THE LOW WILL MOVE INTO THE NORTHERN BERING BY SUNDAY NIGHT...SETTING THE REGION UP IN CONTINUED MOIST SOUTHWESTERLY FLOW WITH PRECIPITATION BECOMING MORE SHOWERY BUT REMAINING UNSETTLED. .LONG TERM FORECAST... AS MENTIONED ABOVE...A MAJOR PATTERN CHANGE IS TAKING SHAPE THAT WILL AFFECT VIRTUALLY THE ENTIRE STATE. BROAD SOUTHWEST FLOW ALOFT WILL ALLOW AMPLE MOISTURE TO PENETRATE FAR INTO INTERIOR PORTIONS OF THE STATE BY THE START OF NEXT WEEK. THIS NEW PATTERN FEATURING A LONGWAVE TROUGH OVER THE BERING SEA WILL LIKELY REMAIN IN PLACE THROUGH AT LEAST THE END OF NEXT WEEK. TEMPERATURES OVER THE MAINLAND WILL DRAMATICALLY RETURN TO NEAR OR EVEN BELOW NORMAL AS WIDESPREAD CLOUDINESS LARGELY LIMITS DIURNAL HEATING. .AER/ALU...WATCH/WARNING SUMMARY PUBLIC...NONE MARINE...GALE 170 172 175 176 180 FIRE WEATHER...NONE DIXON JUN 13
The office that day
Everything else NWS Anchorage, AK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 28, 4:00 PM AKDT | Gale Warning | AFC | 60 hr | |
| Jun 28, 4:00 PM AKDT | Small Craft Advisory | AFC | 12 hr | |
| Jun 28, 4:00 PM AKDT | Small Craft Advisory | AFC | 4 days | |
| Jun 29, 4:00 AM AKDT | Gale Warning | AFC | 60 hr | |
| Jun 29, 4:00 AM AKDT | Gale Warning | AFC | 24 hr | |
| Jun 29, 4:00 AM AKDT | Small Craft Advisory | AFC | 5 days | |
| Jun 29, 7:45 AM AKDT | Fire Weather Watch | AFC | 8 hr | |
| Jun 29, 11:10 AM AKDT | Gale Warning | AFC | 17 hr | |
| Jun 29, 12:10 PM AKDT | Gale Warning | AFC | 52 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.