Dangerous Heat and Humidity Building from the Plains to the East Coast

A strengthening ridge of high pressure will produce much above average temperatures from the Plains to the East Coast, a true summer heat wave. Highs in the 90s and triple digits combined w/ humidity and dewpoints surging into the upper 70s, if not low 80s, will create heat indices as high as 110 to 115 through this weekend. Air quality will likely be poor due to haze and little air circulation.
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Last Update: 212 PM AKDT Wed Jul 17 2019

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Fairbanks, AK Local Forecast Office

70NM SSW Sinuk AK

Marine Zone Forecast


Synopsis: Low pressure will persist N of the Bering Strait with high pressure to the S. A 1004 mb low will move E across the Chukchi Sea tonight then E across the Arctic. A 1005 mb low will develop over Chukotka Thu night and move E across the Chukchi Sea Fri. High pressure will push just N of the Bering Strait behind the lows, but generally remains S of the Strait.

Tonight
SW winds 20 kt. Seas 4 ft building to 6 ft. Fog.
Thu
W winds 20 kt. Seas 7 ft. Fog.
Thu Night
W winds 15 kt. Seas 6 ft. Fog.
Fri
SW winds 20 kt. Seas 6 ft.
Fri Night
W winds 20 kt. Seas 7 ft.
Sat
W winds 20 kt. Seas 7 ft.
Sat Night
SW winds 20 kt. Seas 6 ft.
Sun
SW winds 25 kt. Seas 10 ft.
Mon
SW winds 25 kt. Seas 11 ft.
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ABOUT THIS FORECAST

Last Update: 212 PM AKDT Wed Jul 17 2019
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