Widespread, Significant Severe Storms; Blistering Heat; Persistent Monsoon and Fire Weather Threats

A swath of severe weather is forecast from the Middle South to the Great Lakes. Very large hail, significant damaging winds, and tornadoes will be possible; especially; from northwestern Tennessee to southwestern Ohio. The south-central U.S. remains excessively hot, with Heat Indices over 110 degrees. Monsoon moisture continues threats of local flash floods, and dry thunderstorms in the west.
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Last Update: 338 AM AKDT Fri Jul 20 2018

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Anchorage, AK Local Forecast Office

314NM NNE Shemya AK

Marine Zone Forecast


Synopsis: A 1001 mb low at 58N 174E will move to 60N 174E at 1000 mb by Sat morning and then to 56N 178E by Sun morning. A front will move over the central Aleutians through Sat morning.

Today
SW wind 10 to 20 kt. Seas 6 ft.
Tonight
SW wind 15 kt. Seas 6 ft.
Sat
SW wind 15 kt. Seas 5 ft.
Sat Night
SW wind up to 15 kt. Seas 4 ft.
Sun
W wind up to 15 kt. Seas 3 to 5 ft.
Mon Through Tue
SW wind up to 20 kt. Seas 4 ft.
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ABOUT THIS FORECAST

Last Update: 338 AM AKDT Fri Jul 20 2018
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