Deep Cold Trough Meets Gulf Moisture with Significant Impacts Across the Western and Central U.S.

A deep trough and associated cold front is bringing much below normal temperatures in the west, with low elevation snows. Strong winds and widespread snow, will impact the Great Basin, western mountains, and the Plains. The slowing front, will bring prolonged waves of heavy rain across the Mississippi Valley to the Great Lakes. Significant icing forecast north of the heavy rain. Big warm up east.
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Last Update: 650 AM AKST Mon Feb 19 2018

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Anchorage, AK Local Forecast Office

32NM N Larsen Bay AK

Marine Zone Forecast


Synopsis: A weak 1025 mb low 200 nm southeast of Middleton Island exits the Gulf to the southeast this evening at 1018 mb. High pressure builds over the Gulf tonight through Tue night.

Today
Variable wind 10 kt. Seas 2 ft.
Tonight
SW wind 20 kt. Seas 5 ft.
Tue
W wind 20 kt in the morning becoming variable 10 kt. Seas 4 ft subsiding to 2 ft in the afternoon.
Tue Night
Variable wind 10 kt. Seas 2 ft.
Wed
SW wind 25 kt. Seas 7 ft.
Thu
W wind 25 kt. Seas 6 ft.
Fri
SW wind 20 kt. Seas 5 ft.
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ABOUT THIS FORECAST

Last Update: 650 AM AKST Mon Feb 19 2018
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