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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Hazardous Weather Conditions

Last Update: 1022 AM CDT Fri Jul 20 2018

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Mobile, AL Local Forecast Office

45NM SSW Destin FL

Marine Zone Forecast


Synopsis: Surface high pressure will continue over the central and northern Gulf of Mexico through early next week leading to a light to moderate westerly flow over the marine area through early Saturday. A weakening frontal boundary is forecast to shift south towards the coast over the weekend leading to a moderate to strong westerly flow late Saturday through early Monday. Winds and seas will be locally higher around showers and thunderstorms moving mostly south towards the coast and offshore through early next week.

Rest Of Today
Northwest winds 8 to 13 knots becoming west. Seas around 2 feet. Dominant wave period 5 seconds. Chance of showers and thunderstorms.
Tonight
West winds 8 to 13 knots. Seas around 2 feet. Dominant wave period 5 seconds. Chance of showers and thunderstorms in the evening.
Saturday
West winds 8 to 13 knots increasing to 10 to 15 knots. Seas 1 to 2 feet. Dominant wave period 4 seconds. Slight chance of showers and thunderstorms.
Saturday Night
Southwest winds 13 to 18 knots becoming west 15 to 20 knots. Seas 3 to 4 feet. Dominant wave period 5 seconds. Slight chance of showers and thunderstorms.
Sunday
West winds 18 to 23 knots increasing to 20 to 25 knots. Seas 4 to 5 feet. Dominant wave period 6 seconds. Slight chance of showers and thunderstorms.
Sunday Night
West winds 20 to 25 knots diminishing to 18 to 23 knots. Seas 5 to 6 feet. Dominant wave period 6 seconds. Chance of showers and thunderstorms.
Monday
West winds 15 to 20 knots. Seas 2 to 3 feet. Dominant wave period 6 seconds. Chance of showers and thunderstorms.
Monday Night
West winds 8 to 13 knots. Seas around 2 feet. Dominant wave period 6 seconds. Chance of showers and thunderstorms.
Tuesday
West winds 8 to 13 knots. Seas around 2 feet. Dominant wave period 6 seconds. Chance of showers and thunderstorms.
Tuesday Night
Southwest winds 8 to 13 knots. Seas around 1 foot. Chance of showers and thunderstorms.
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ABOUT THIS FORECAST

Last Update: 1022 AM CDT Fri Jul 20 2018
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