Alert archive / Alaska / Storm Warnings in 2018

Storm Warning 29, NWS Anchorage, AK

February 23, 2018

NWS Anchorage, AK issued this storm warning at Feb 23, 2018, 3:42 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 23, 2018, 3:42 PM AKST (00:42 UTC)
Expired
Feb 24, 2018, 3:41 PM AKST
In force
24 hr
Issued by
NWS Anchorage, AK

The text

As transmitted.

425 
FZAK61 PAFC 240042
OFFAER

Offshore Waters Forecast
National Weather Service Anchorage AK
342 PM AKST Fri Feb 23 2018

Offshore waters forecast for the Gulf of Alaska West of 144W

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.

PKZ399-241400-
342 PM AKST Fri Feb 23 2018
.SYNOPSIS FOR THE WESTERN GULF OF ALASKA...
A 1001 mb low will form at 58N 150W then it will move to 59N 144W
at 988 mb Sat morning. It will then move into the eastern Gulf 
Sat night at 986 mb. 

$$

PKZ351-241400-
Gulf of Alaska Offshore North of 57N and West of 144W-
342 PM AKST Fri Feb 23 2018

...STORM WARNING SATURDAY...

.TONIGHT...SW wind 10 to 25 kt increasing to 25 to 40 kt after
midnight. Seas 8 to 13 ft. Rain and snow.
.SAT...W wind 40 to 55 kt. Seas 15 to 23 ft. Rain showers changing to
snow showers. 
.SAT NIGHT...NW wind 30 to 45 kt. Seas 18 to 25 ft.
.SUN...NW wind 25 to 40 kt. Seas 13 to 21 ft.
.SUN NIGHT...SW wind 15 to 30 kt. Seas 8 to 13 ft.
.MON THROUGH WED...NW wind 25 to 40 kt. Seas 11 to 19 ft.

$$

PKZ352-241400-
Gulf of Alaska Offshore South of 57N North of 55N and West of
144W-
342 PM AKST Fri Feb 23 2018

...STORM WARNING SATURDAY...

.TONIGHT...SW wind 20 to 35 kt becoming W 30 to 45 kt after
midnight. Seas 9 to 17 ft. Rain.
.SAT...W wind 40 to 50 kt. Seas 18 to 27 ft. Rain showers changing to
snow showers. 
.SAT NIGHT...W wind 45 kt. Seas 18 to 27 ft.
.SUN...W wind 25 to 40 kt. Seas 14 to 22 ft.
.SUN NIGHT...W wind 25 to 40 kt. Seas 9 to 17 ft.
.MON...W wind 25 to 40 kt. Seas 15 to 29 ft.
.TUE THROUGH WED...NW wind 25 to 40 kt. Seas 11 to 19 ft.

$$
2 follow-up statements
787 
FZAK61 PAFC 241300
OFFAER

Offshore Waters Forecast
National Weather Service Anchorage AK
400 AM AKST Sat Feb 24 2018

Offshore waters forecast for the Gulf of Alaska West of 144W

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.

PKZ399-250200-
400 AM AKST Sat Feb 24 2018
.SYNOPSIS FOR THE WESTERN GULF OF ALASKA...
A 996 mb low at 59N 148W will move inland near 57N 135W by Sun
morning. A new 990 mb low forms near 59N 147W by Mon morning. 

$$

PKZ351-250200-
Gulf of Alaska Offshore North of 57N and West of 144W-
400 AM AKST Sat Feb 24 2018

...STORM WARNING TODAY...

.TODAY...W wind 40 to 55 kt. Seas 14 to 22 ft. Snow and widespread
rain showers.
.TONIGHT...NW wind 30 to 45 kt. Seas 18 to 25 ft.
.SUN...NW wind 25 to 40 kt becoming W 20 to 30 kt in the
afternoon. Seas 13 to 21 ft.
.SUN NIGHT...SW wind 20 to 35 kt. Seas 9 to 14 ft.
.MON THROUGH TUE...W wind 35 to 50 kt. Seas 15 to 30 ft.
.WED...N wind 25 to 35 kt. Seas 11 to 16 ft.

$$

PKZ352-250200-
Gulf of Alaska Offshore South of 57N North of 55N and West of
144W-
400 AM AKST Sat Feb 24 2018

...STORM WARNING TODAY...

.TODAY...W wind 40 to 50 kt. Seas 18 to 27 ft. Snow showers and
rain showers.
.TONIGHT...W wind 45 kt. Seas 19 to 26 ft.
.SUN...W wind 30 to 40 kt diminishing to 20 to 30 kt in the
afternoon. Seas 15 to 23 ft.
.SUN NIGHT...SW wind 25 to 40 kt. Seas 10 to 17 ft.
.MON THROUGH TUE...W wind 35 to 50 kt. Seas 15 to 30 ft.
.WED...NW wind 20 to 35 kt. Seas 12 to 18 ft.

$$
238 
FZAK61 PAFC 250041
OFFAER

Offshore Waters Forecast
National Weather Service Anchorage AK
341 PM AKST Sat Feb 24 2018

Offshore waters forecast for the Gulf of Alaska West of 144W

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.

PKZ399-251445-
341 PM AKST Sat Feb 24 2018
.SYNOPSIS FOR THE WESTERN GULF OF ALASKA...

A 992 mb low will develop near 59N 150W early Mon morning then it
will move inland over Yakutat at 985 mb Mon afternoon.

$$

PKZ351-251445-
Gulf of Alaska Offshore North of 57N and West of 144W-
341 PM AKST Sat Feb 24 2018

...GALE WARNING THROUGH SUNDAY NIGHT...

.TONIGHT...NW wind 30 to 45 kt. Seas 17 to 25 ft.
.SUN...NW wind 25 to 40 kt becoming W 20 to 30 kt in the
afternoon. Seas 12 to 20 ft.
.SUN NIGHT...SW wind 20 to 35 kt. Seas 9 to 13 ft. Rain and snow.
.MON...W wind 35 to 45 kt. Seas 13 to 21 ft.
.MON NIGHT...W wind 40 to 50 kt. Seas 21 to 26 ft.
.TUE...NW wind 30 to 45 kt. Seas 14 to 26 ft.
.WED THROUGH THU...N wind 20 to 35 kt. Seas 8 to 16 ft.

$$

PKZ352-251445-
Gulf of Alaska Offshore South of 57N North of 55N and West of
144W-
341 PM AKST Sat Feb 24 2018

...GALE WARNING THROUGH SUNDAY NIGHT...

.TONIGHT...W wind 45 kt. Seas 18 to 27 ft.
.SUN...W wind 25 to 40 kt diminishing to 20 to 30 kt in the
afternoon. Seas 14 to 22 ft. Rain.
.SUN NIGHT...SW wind 20 to 30 kt becoming W 25 to 40 kt after
midnight. Seas 10 to 15 ft.
.MON...W wind 35 to 50 kt. Seas 15 to 23 ft.
.MON NIGHT...W wind 35 to 50 kt. Seas 20 to 27 ft.
.TUE...W wind 30 to 45 kt. Seas 13 to 27 ft.
.WED THROUGH THU...N wind 20 to 35 kt. Seas 10 to 18 ft.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 23, 3:25 PM AKSTGale WarningAFC60 hr
Feb 23, 3:25 PM AKSTHeavy Freezing Spray WarningAFC13 hr
Feb 23, 3:53 PM AKSTSmall Craft AdvisoryAFC72 hr
Feb 23, 3:53 PM AKSTStorm WarningAFC36 hr
Feb 24, 3:59 AM AKSTSmall Craft AdvisoryAFC72 hr
Feb 24, 3:59 AM AKSTStorm WarningAFC48 hr
Feb 24, 4:07 AM AKSTHeavy Freezing Spray WarningAFC12 hr
Feb 24, 4:08 AM AKSTStorm WarningAFC48 hr

Nearby

Storm Warnings in Alaska, 2018Every storm warning in 2018

Sources

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