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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Hazardous Weather Conditions

Last Update: 947 AM CDT Wed Jul 17 2019

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27NM S Gulfport MS

Marine Zone Forecast


Synopsis: High pressure from the central Atlantic will build westward across the Gulf waters through the end of the week.

Rest Of Today
Southwest winds near 5 knots becoming southeast in the afternoon. Waves 1 foot or less. Dominant period 4 seconds.
Tonight
Southwest winds 5 to 10 knots. Waves 1 foot or less. Dominant period 4 seconds.
Thursday
Southwest winds near 5 knots becoming south in the afternoon. Waves 1 foot or less. Dominant period 4 seconds.
Thursday Night
Southwest winds 5 to 10 knots. Waves 1 foot or less. Dominant period 4 seconds.
Friday
Southwest winds near 5 knots becoming southeast in the afternoon. Waves 1 foot or less. Dominant period 4 seconds. Isolated showers and thunderstorms in the afternoon.
Friday Night
South winds 5 to 10 knots. Waves 1 foot or less. Dominant period 4 seconds. Isolated showers and thunderstorms after midnight.
Saturday
South winds near 5 knots becoming southeast in the late morning and afternoon. Waves 1 foot or less. Dominant period 4 seconds. Scattered thunderstorms in the morning. Scattered showers through the day. Isolated thunderstorms in the afternoon.
Saturday Night
Southwest winds 5 to 10 knots. Waves 1 foot or less. Dominant period 4 seconds. Scattered showers after midnight.
Sunday
Southwest winds 5 to 10 knots becoming south in the afternoon. Waves 1 foot or less. Dominant period 4 seconds. Scattered showers and thunderstorms.
Sunday Night
Southwest winds 5 to 10 knots. Waves 1 to 2 feet. Dominant period 4 seconds. Isolated showers in the evening, then scattered showers after midnight.
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ABOUT THIS FORECAST

Last Update: 947 AM CDT Wed Jul 17 2019
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