Heavy Rainfall Across Portions Of Gulf Coast States This Week

Abundant moisture will interact with a stalled front in the Gulf of Mexico this week to generate locally heavy rainfall across the Gulf Coast region. This activity will be bolstered mid-late week by remnants of Willa, currently in the eastern Pacific. This surge of moisture could bring widespread flood concerns to the region given the prolonged period of wet weather.
Read More...

Hazardous Weather Conditions

Last Update: 1046 PM EDT Sun Oct 21 2018

View Nearby Observations

For More Weather Information:

Key West, FL Local Forecast Office

7NM SE Molasses Reef Light FL

Marine Zone Forecast


Synopsis: Robust high pressure will build southeast out of the Mississippi Valley tonight, reaching eastern North Carolina Monday night. Northeast to east breezes will sharply freshen overnight as the leading edge of higher pressure builds south through the Florida Keys. Fresh breezes will persist through Monday night, then quickly diminish on Tuesday. Light to gentle breezes are expected Tuesday night through Thursday. An eastward moving low pressure system will develop over the northern Gulf of Mexico Thursday night and Friday, resulting in freshening southwest to west breezes.

The Approximate Shoreward Edge of the Gulf Stream as of Wednesday, October 20th...

19 NM South of Dry Tortugas Light...on Loggerhead Key. 20 NM South of Cosgrove Shoal Light...off the Marquesas Keys. 17 NM South of Sand Key Light...off Key West. 21 NM South of Looe Key...off Big Pine Key. 21 NM South of Sombrero Key Light...off Marathon. 12 NM Southeast of Alligator Reef Light...off Islamorada. 8 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.

Overnight
Northeast winds 10 to 15 knots, increasing to near 15 knots. Seas 2 to 3 feet, building to 3 to 5 feet. Scattered showers.
Monday And Monday Night
Northeast to east winds near 15 knots. Seas 4 to 5 feet. Scattered showers and isolated thunderstorms.
Tuesday
Northeast to east winds 10 to 15 knots, decreasing to near 10 knots. Seas 3 to 5 feet, subsiding to 2 to 3 feet. scattered showers and isolated thunderstorms.
Tuesday Night
Northeast to east winds near 10 knots. Seas 1 to 3 feet. Isolated showers and thunderstorms.
Wednesday
Northeast winds 5 to 10 knots. Seas 1 to 2 feet. Isolated showers and thunderstorms.
Wednesday Night
Northeast to east winds 5 to 10 knots. Seas 1 to 2 feet. Isolated showers and thunderstorms.
Thursday
East winds 5 to 10 knots. Seas 1 to 2 feet. Isolated showers and thunderstorms.
Thursday Night
Southeast winds 5 to 10 knots, becoming southwest to west and increasing to near 10 knots. Seas building to 1 to 3 feet. Isolated showers and thunderstorms.
Friday
Southwest to west winds near 15 knots. Seas building to 3 to 5 feet. Isolated showers and thunderstorms.
Friday Night
Southwest to west winds 15 to 20 knots. Seas 4 to 6 feet. Isolated showers and thunderstorms.
  Click Map For Detailed Forecast

ABOUT THIS FORECAST

Last Update: 1046 PM EDT Sun Oct 21 2018
  Forecast Discussion
   

RADAR & SATELLITE IMAGES

Link to Local Radar Data Link to Satellite Data