Heat Across The Southern U.S.; Storms And Heavy Rain in Central U.S.

The early-season heat across portions of the Southern U.S. will continue for much of this week with more potential record high temperatures. On Tuesday, expect 90s and triple digits from the southern Plains into parts of the Lower Mississippi Valley. Also on Tuesday, strong to severe thunderstorms and locally heavy rainfall will be possible from the central Plains into the Mid Mississippi Valley.
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Hazardous Weather Conditions

Last Update: 1030 PM EDT Mon May 16 2022

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Key West, FL Local Forecast Office

3NM N Pulaski Shoal Light FL

Marine Zone Forecast


Synopsis: Light to gentle, mainly southerly breezes will prevail tonight and Tuesday as high pressure remains displaced well to the east across the western North Atlantic. The high pressure will build west into the Southeast United States by midweek, resulting in freshening east to southeast breezes for Wednesday through at least Saturday.

The Approximate Shoreward Edge of the Gulf Stream as of May 14...

52 NM South of Dry Tortugas Light...on Loggerhead Key. 14 NM South of Cosgrove Shoal Light...off the Marquesas Keys. 10 NM South of Sand Key Light...off Key West. 14 NM South of Looe Key...off Big Pine Key. 23 NM South of Sombrero Key Light...off Marathon. 19 NM Southeast of Alligator Reef Light...off Islamorada. 16 NM Southeast of Molasses Reef Light...off Key Largo. 12 NM East of Carysfort Reef Light...off Ocean Reef.

Gulf Stream Information Courtesy of the Naval Oceanographic Office.

Tonight
Northwest to north winds near 5 knots. Seas around 1 foot. Isolated showers and thunderstorms.
Tuesday
Northwest to north winds near 5 knots. Seas around 1 foot. Isolated showers and thunderstorms.
Tuesday Night
Northwest to north winds near 5 knots, becoming northeast. Seas 1 foot or less. Isolated showers and thunderstorms.
Wednesday
Northeast winds near 5 knots, becoming east to southeast. Seas 1 foot or less. Isolated showers and thunderstorms.
Wednesday Night
Southeast winds 5 to 10 knots. Seas around 1 foot. Isolated showers and thunderstorms.
Thursday
Southeast to south winds near 10 knots. Seas around 1 foot. Isolated showers and thunderstorms.
Thursday Night
Southeast to south winds 10 to 15 knots, increasing to near 15 knots. Seas building to around 2 feet. scattered showers and thunderstorms.
Friday
Southeast winds near 15 knots. Seas 2 to 3 feet. Scattered showers and thunderstorms.
Friday Night And Saturday
Southeast winds near 15 knots. Seas 2 to 3 feet. Scattered showers and isolated thunderstorms.
Saturday Night
East to southeast winds near 15 knots. Seas 2 to 4 feet. Scattered showers and isolated thunderstorms.
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ABOUT THIS FORECAST

Last Update: 1030 PM EDT Mon May 16 2022
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