Alert archive / Alaska / Storm Warnings in 2020

Storm Warning 21, NWS Anchorage, AK

February 1, 2020

NWS Anchorage, AK issued this storm warning at Feb 1, 2020, 3:30 PM AKST. It was in force for 24 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
Feb 1, 2020, 3:30 PM AKST (00:30 UTC)
Expired
Feb 2, 2020, 3:49 PM AKST
In force
24 hr
Issued by
NWS Anchorage, AK

The text

As transmitted.

184 
FZAK62 PAFC 020030
OFFALU

Offshore Waters Forecast
National Weather Service Anchorage AK
330 PM AKST Sat Feb 1 2020

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.

PKZ499-021415-
330 PM AKST Sat Feb 1 2020
.SYNOPSIS FOR CENTRAL BERING SEA...

A 946 mb North Pacific low at 49N 175E moves to 51N 175W at 966 mb
Mon afternoon. Its front continues across the eastern Bering Sat 
evening and moves inland early Sun morning.

$$

PKZ411-021415-
Bering Sea Offshore West of 180 and East of the International
Dateline-
330 PM AKST Sat Feb 1 2020

...STORM WARNING THROUGH SUNDAY...

.TONIGHT...NE wind 40 to 55 kt. Seas 18 to 32 ft. Freezing spray N 
of 57N. Snow with rain S of 56N.
.SUN...NE wind 35 to 50 kt. Seas 24 to 34 ft. Freezing spray N of 57
N. Snow with rain S of 56N.
.SUN NIGHT...NE wind 30 to 45 kt. Seas 21 to 32 ft. Freezing
spray. Snow.
.MON...N wind 25 to 40 kt. Seas 17 to 25 ft.
.MON NIGHT...N wind 20 to 35 kt. Seas 15 to 20 ft.
.TUE THROUGH WED...NW wind 15 to 30 kt. Seas 12 to 18 ft.
.THU...NE wind 15 to 30 kt. Seas 12 to 19 ft.

$$

PKZ412-021415-
Bering Sea Offshore 171W to 180 and North of 56N-
330 PM AKST Sat Feb 1 2020

...STORM WARNING SUNDAY...

.TONIGHT...NE to SE wind 30 to 45 kt. Seas 13 to 21 ft. Snow and 
rain.
.SUN...NE wind 35 to 50 kt. Seas 14 to 26 ft. Rain and snow.
.SUN NIGHT...NE wind 25 to 40 kt. Seas 13 to 21 ft. Freezing
spray N of 58N. Snow with rain S of 58N in the evening.
.MON...NE wind 25 to 40 kt. Seas 11 to 19 ft.
.MON NIGHT...NE wind 15 to 30 kt. Seas 10 to 18 ft.
.TUE...NE wind 15 to 30 kt. Seas 8 to 13 ft.
.WED...N wind 10 to 25 kt. Seas 8 to 13 ft.
.THU...NE wind 15 to 30 kt. Seas 9 to 14 ft.

$$

PKZ413-021415-
Bering Sea Offshore 171W to 180 and South of 56N-
330 PM AKST Sat Feb 1 2020

...GALE WARNING TONIGHT...

.TONIGHT...E wind 25 to 40 kt becoming S 20 to 30 kt. Seas 14 to 22 
ft. Rain.
.SUN...S wind 10 to 25 kt becoming E. Seas 12 to 18 ft.
.SUN NIGHT...S to E wind 10 to 25 kt. Seas 11 to 18 ft.
.MON...E wind 10 to 25 kt. Seas 10 to 16 ft.
.MON NIGHT...N wind 10 to 25 kt. Seas 9 to 14 ft.
.TUE THROUGH THU...SW wind 15 to 30 kt. Seas 8 to 13 ft.

$$

PKZ414-021415-
Bering Sea Offshore East of 171W-
330 PM AKST Sat Feb 1 2020

...GALE WARNING TONIGHT...

.TONIGHT...SE wind 25 to 40 kt. Seas in ice free waters 6 to 11
ft. Rain and snow.
.SUN...E to S wind 15 to 30 kt. Seas in ice free waters 5 to 10 ft.
Rain and snow.
.SUN NIGHT...S wind 10 to 25 kt. Seas in ice free waters 4 to 9
ft.
.MON...S wind 10 to 20 kt. Seas in ice free waters 3 to 8 ft.
.MON NIGHT...SE wind 10 to 20 kt. Seas in ice free waters 3 to 8
ft.
.TUE...SE wind 10 to 25 kt. Seas in ice free waters 3 to 8 ft.
.WED...SW wind 10 to 25 kt. Seas in ice free waters 4 to 9 ft.
.THU...N wind up to 15 kt. Seas in ice free waters 3 to 6 ft.

$$
2 follow-up statements
996 
FZAK62 PAFC 021213
OFFALU

Offshore Waters Forecast
National Weather Service Anchorage AK
313 AM AKST Sun Feb 2 2020

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.

PKZ499-030215-
313 AM AKST Sun Feb 2 2020
.SYNOPSIS FOR CENTRAL BERING SEA...

Sun morning there is a 940 mb North Pacific low at 50N 175E. This
low will move to 51N 174W at 966 mb Mon afternoon. Tue morning
there is a new low of 970 mb at 46N 162E. 

$$

PKZ411-030215-
Bering Sea Offshore West of 180 and East of the International
Dateline-
313 AM AKST Sun Feb 2 2020

...STORM WARNING TODAY...

.TODAY...NE wind 35 to 50 kt. Seas 24 to 34 ft. Freezing spray.
Snow and rain.
.TONIGHT...NE wind 30 to 45 kt. Seas 21 to 32 ft. Freezing spray.
Snow.
.MON...N wind 25 to 40 kt. Seas 17 to 25 ft. Freezing spray. Snow.
.MON NIGHT...N wind 20 to 35 kt. Seas 15 to 20 ft.
.TUE THROUGH WED...NW wind 15 to 30 kt. Seas 12 to 18 ft.
.THU...NE wind 15 to 30 kt. Seas 12 to 19 ft.

$$

PKZ412-030215-
Bering Sea Offshore 171W to 180 and North of 56N-
313 AM AKST Sun Feb 2 2020

...STORM WARNING TODAY...

.TODAY...NE wind 35 to 50 kt. Seas 14 to 26 ft. Rain and snow.
.TONIGHT...NE wind 25 to 40 kt. Seas 13 to 21 ft. Freezing spray.
Snow and rain.
.MON...NE wind 25 to 40 kt. Seas 11 to 19 ft. Freezing spray.
Snow.
.MON NIGHT...NE wind 15 to 30 kt. Seas 10 to 18 ft.
.TUE...NE wind 15 to 30 kt. Seas 8 to 13 ft.
.WED...N wind 10 to 25 kt. Seas 8 to 13 ft.
.THU...NE wind 15 to 30 kt. Seas 9 to 14 ft.

$$

PKZ413-030215-
Bering Sea Offshore 171W to 180 and South of 56N-
313 AM AKST Sun Feb 2 2020

.TODAY...SE wind 10 to 25 kt. Seas 12 to 18 ft.
.TONIGHT...E wind 10 to 25 kt. Seas 11 to 18 ft.
.MON...E wind 10 to 25 kt. Seas 10 to 16 ft. Snow showers and rain
showers.
.MON NIGHT...N wind 10 to 25 kt. Seas 9 to 14 ft.
.TUE THROUGH THU...SW wind 15 to 30 kt. Seas 9 to 14 ft.

$$

PKZ414-030215-
Bering Sea Offshore East of 171W-
313 AM AKST Sun Feb 2 2020

.TODAY...S wind 15 to 30 kt. Seas in ice free waters 5 to 10 ft.
Rain and snow.
.TONIGHT...S wind 10 to 25 kt. Seas in ice free waters 4 to 9 ft.
.MON...SE wind 10 to 20 kt. Seas in ice free waters 3 to 8 ft.
.MON NIGHT...SE wind 10 to 20 kt. Seas in ice free waters 3 to 8 ft.
.TUE...SE wind 10 to 25 kt. Seas in ice free waters 4 to 9 ft.
.WED...SW wind 10 to 25 kt. Seas in ice free waters 4 to 9 ft.
.THU...N wind up to 15 kt. Seas in ice free waters 3 to 6 ft.

$$
999 
FZAK62 PAFC 030049
OFFALU

Offshore Waters Forecast
National Weather Service Anchorage AK
349 PM AKST Sun Feb 2 2020

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.

PKZ499-031515-
349 PM AKST Sun Feb 2 2020
.SYNOPSIS FOR CENTRAL BERING SEA...

A 951 mb low at 49N 177E moves to 56N 169W at 975 mb Tue 
afternoon. Its front moves over the Aleutians and Bering into 
Western Alaska through Tue afternoon. A 972 mb low forms at 57N 
176W Mon morning and moves to 56N 180 at 977 mb by Tue afternoon.

$$

PKZ411-031515-
Bering Sea Offshore West of 180 and East of the International
Dateline-
349 PM AKST Sun Feb 2 2020

...GALE WARNING THROUGH MONDAY...

.TONIGHT...NE wind 30 to 45 kt. Seas 20 to 31 ft. Freezing spray N of
56N. Snow, except rain S of 56N.
.MON...N wind 25 to 35 kt. Seas 17 to 25 ft. Freezing spray. Snow.
.MON NIGHT...N wind 20 to 30 kt. Seas 15 to 20 ft. Freezing spray.
Snow.
.TUE...NW wind 15 to 30 kt. Seas 14 to 17 ft.
.TUE NIGHT...NW wind 15 to 30 kt. Seas 11 to 16 ft.
.WED...NW wind 15 to 30 kt. Seas 11 to 17 ft.
.THU...NE wind 15 to 30 kt. Seas 12 to 19 ft.
.FRI...NE wind 30 to 40 kt. Seas 16 to 24 ft.

$$

PKZ412-031515-
Bering Sea Offshore 171W to 180 and North of 56N-
349 PM AKST Sun Feb 2 2020

...GALE WARNING TONIGHT...

.TONIGHT...S to E wind 25 to 40 kt. Seas 13 to 21 ft. Freezing spray
N of 58N. Rain S of 58N and snow.
.MON...E wind 15 to 30 kt. Seas 11 to 19 ft. Rain showers and
snow.
.MON NIGHT...E wind 10 to 25 kt. Seas 9 to 17 ft. Rain showers and
snow.
.TUE...E wind 10 to 25 kt. Seas 8 to 13 ft.
.TUE NIGHT...NE wind 15 to 30 kt. Seas 8 to 13 ft.
.WED THROUGH FRI...NE wind 20 to 35 kt. Seas 9 to 17 ft.

$$

PKZ413-031515-
Bering Sea Offshore 171W to 180 and South of 56N-
349 PM AKST Sun Feb 2 2020

.TONIGHT...S to E wind 10 to 25 kt. Seas 12 to 18 ft.
.MON...E wind 10 to 25 kt. Seas 11 to 17 ft. Rain showers.
.MON NIGHT...N wind 10 to 25 kt. Seas 10 to 14 ft. Rain showers
and snow showers.
.TUE...W wind 20 to 35 kt. Seas 9 to 17 ft.
.TUE NIGHT...W wind 15 to 30 kt. Seas 11 to 16 ft.
.WED THROUGH THU...SW wind 10 to 25 kt. Seas 8 to 13 ft.
.FRI...NE wind 15 to 30 kt. Seas 13 to 21 ft.

$$

PKZ414-031515-
Bering Sea Offshore East of 171W-
349 PM AKST Sun Feb 2 2020

.TONIGHT...S wind 15 to 25 kt. Seas in ice free waters 4 to 9 ft.
Rain and snow.
.MON...S wind 10 to 25 kt. Seas in ice free waters 3 to 8 ft.
.MON NIGHT...SE wind 15 to 25 kt. Seas in ice free waters 3 to 8
ft.
.TUE...SE wind 15 to 25 kt. Seas in ice free waters 3 to 8 ft.
.TUE NIGHT...SW wind 15 to 30 kt. Seas in ice free waters 4 to 9
ft.
.WED...SW wind 10 to 25 kt. Seas in ice free waters 4 to 9 ft.
.THU...N wind up to 15 kt. Seas in ice free waters 3 to 6 ft.
.FRI...E wind 15 to 30 kt. Seas in ice free waters 5 to 10 ft.

$$

The office that day

Everything else NWS Anchorage, AK issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Feb 1, 3:43 PM AKSTGale WarningAFC24 hr
Feb 1, 3:43 PM AKSTSmall Craft AdvisoryAFC5 days
Feb 1, 3:43 PM AKSTHeavy Freezing Spray WarningAFC12 hr
Feb 1, 3:55 PM AKSTGale WarningAFC36 hr
Feb 1, 3:55 PM AKSTSmall Craft AdvisoryAFC48 hr
Feb 1, 3:59 PM AKSTWinter Weather AdvisoryAFC30 hr
Feb 1, 4:01 PM AKSTWinter Weather AdvisoryAFC20 hr
Feb 1, 8:00 PM AKSTWinter Weather AdvisoryAFC34 hr
Feb 2, 3:19 AM AKSTGale WarningAFC13 hr
Feb 2, 3:19 AM AKSTSmall Craft AdvisoryAFC4 days
Feb 2, 3:45 AM AKSTGale WarningAFC12 hr
Feb 2, 3:45 AM AKSTSmall Craft AdvisoryAFC24 hr
Feb 2, 3:45 AM AKSTStorm WarningAFC36 hr

Nearby

Storm Warnings in Alaska, 2020Every storm warning in 2020

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.