Potential for Severe Weather and Heavy Rain in the South this Weekend

A low pressure system moving across the southern Gulf States will bring a threat of isolated severe thunderstorms containing hail and damaging winds this weekend. Fire Weather threats remain elevated for portions of western Texas and along the New Mexico border on Saturday. Cooler than normal temperatures continue in the east, while above normal temperatures are forecast for the west coast.
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Hazardous Weather Conditions

Last Update: 425 AM EDT Sat Apr 21 2018

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Key West, FL Local Forecast Office

33NM SSE Molasses Reef Light FL

Marine Zone Forecast


Synopsis: An expansive area of high pressure covering the entire Eastern United States will slide into the western North Atlantic Ocean over the next several days, as a weak area of low pressure migrates eastward and across the Southeast United States before lifting up the Eastern Seaboard next week.

The Approximate Shoreward Edge of the Gulf Stream as of April 19, 2018...

22 NM South of Dry Tortugas Light, on Loggerhead Key. 30 NM South of Cosgrove Shoal Light, off the Marquesas Keys. 35 NM South of Sand Key Light, off Key West. 40 NM South of Looe Key, off Big Pine Key. 40 NM South of Sombrero Key Light, off Marathon. 18 NM Southeast of Alligator Reef Light, off Islamorada. 11 NM Southeast of Molasses Reef Light, off Key Largo. 6 NM East of Carysfort Reef Light, off Ocean Reef.

Gulf Stream Information Courtesy of the Naval Oceanographic Office.

Today
Northeast to east winds near 10 knots, increasing to 10 to 15 knots. Seas building to 2 to 4 feet.
Tonight
East winds 15 to 20 knots. Seas 3 to 5 feet. Isolated showers.
Sunday
East winds near 15 knots. Seas 3 to 5 feet. Isolated showers.
Sunday Night
East to southeast winds near 15 knots. Seas 3 to 5 feet. Isolated showers.
Monday
Southeast winds 10 to 15 knots. Seas 2 to 4 feet. Isolated showers.
Monday Night
Southeast to south winds near 10 knots. Seas 1 to 3 feet. Isolated showers.
Tuesday
West winds near 10 knots. Seas 1 to 3 feet. Isolated showers.
Tuesday Night
West to northwest winds 10 to 15 knots. Seas 2 to 3 feet. Scattered showers and isolated thunderstorms.
Wednesday
West to northwest winds 10 to 15 knots. Seas 2 to 3 feet. Isolated showers.
Wednesday Night
Northwest winds 10 to 15 knots. Seas 2 to 3 feet. Isolated showers.
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ABOUT THIS FORECAST

Last Update: 425 AM EDT Sat Apr 21 2018
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