GM 074
Forecast as of 4:30 PM EST on February 11, 2012
Synopsis For Keys Coastal Waters From Ocean Reef To Dry Tortugas
Synopsis
Strong northwest to northwest breezes will develop over most of the area this evening....turning north and peaking overnight and early Sunday. Breezes will slacken gradually Monday and Tuesday...with moderate easterly breezes expected thereafter. The approximate shoreward edge of the Gulf Stream as of February 10... 10 nm south of Dry Tortugas light...on Loggerhead Key. 11 nm south of Cosgrove Shoal light...off the Marquesas Keys. 20 nm south of Sand Key light...off Key West. 21 nm south of Looe Key...off Big Pine Key. 19 nm south of Sombrero Key light...off Marathon. 18 nm southeast of Alligator Reef light...off Islamorada. 15 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.
Forecast as of 4:30 PM EST on February 11, 2012
Small Craft Advisory in effect
Straits Of Florida From Ocean Reef To Craig Key Out 20 Nm-
Straits Of Florida From Craig Key To West End Of Seven Mile
Bridge Out 20 Nm-
Straits Of Florida From West End Of Seven Mile Bridge To South Of
Halfmoon Shoal Out 20 Nm-
Straits Of Florida From Halfmoon Shoal To 20 Nm West Of Dry
Tortugas Out 20 Nm-
Straits Of Florida From Ocean Reef To Craig Key 20 To 60 Nm Out-
Straits Of Florida From Craig Key To West End Of Seven Mile
Bridge 20 To 60 Nm Out-
Straits Of Florida From West End Of Seven Mile Bridge To South Of
Halfmoon Shoal 20 To 60 Nm Out-
Straits Of Florida From Halfmoon Shoal To 20 Nm West Of Dry
Tortugas 20 To 60 Nm Out-
Tonight
Northwest to north winds 20 to 25 knots and gusty early...increasing to near 25 knots and gusty. Seas 3 to 5 feet early...building to 5 to 8 feet. Isolated showers ending before midnight.
Sunday
North winds near 25 knots and gusty in the morning... becoming north to northeast and decreasing to near 20 knots and gusty in the afternoon. Seas 7 to 10 feet.
Sunday Night
Northeast winds near 20 knots...decreasing to 15 to 20 knots. Seas 6 to 9 feet.
Monday
Northeast to east winds 15 to 20 knots and gusty... decreasing to near 15 knots. Seas 5 to 8 feet...subsiding to 4 to 7 feet. Isolated showers.
Monday Night
East winds near 15 knots. Seas 4 to 6 feet... subsiding to 3 to 5 feet. Isolated showers.
Tuesday
East winds near 15 knots. Seas 3 to 5 feet. Isolated showers.
Wednesday And Thursday
East winds near 15 knots. Seas 3 to 5 feet. Isolated showers.
Marine Map
Click any area for a Zone forecast. Click the Station ID for station data.
Buoys / Water Temps Wave Heights
Marine Weather Map
Global Marine Zone Map
Marine Links
South Santee River SC to Savannah GA out 20 nm and Savannah GA to Altamaha Sound GA out 60 nm...including Charleston Harbor and Grays Reef National marine Sanctuary
South Santee River SC to Savannah GA out 20 nm and Savannah GA to Altamaha Sound GA out 60 nm...including Charleston Harbor and Grays Reef National marine Sanctuary
Atlantic coastal waters from Altamaha Sound GA to Flagler Beach FL out to 60 nm
Atlantic waters from Ocean Reef to 20 nm west of Dry Tortugas out 60 nm...Florida Bay...Gulf waters from 20 nm to 60 nm west of Chokoloskee to 20 nm west of Dry Tortugas...including the Florida Keys National Marine Sanctuary
Pascagoula to Atchafalaya River out 60 nm
Atlantic coastal waters from Jupiter Inlet to Ocean Reef out to 60 nm and Gulf coastal waters from East Cape Sable to Chokoloskee out 20 nm and Chokoloskee to Bonita Beach out 60 nm...including the waters of Biscayne Bay and Lake Okeechobee.
Gulf coastal waters Destin to Pascagoula out 60 nm
Gulf coastal waters from the mouth of the Suwannee River to Destin out to 60 nm
Gulf coastal waters from Bonita Beach to the mouth of the Suwannee River out to 60 nm.
Atlc coastal waters from Flagler Beach to Jupiter Inlet out 60 nm
Offshore waters forecast for the tropical N Atlc from 07n to 22n between 55w and 65w...the SW N Atlantic S of 31n W of 65w including Bahamas...and the Caribbean Sea.
Offshore waters forecast for the Gulf of Mexico
W central N Atlc Continental shelf and slope waters beyond 20 nm...to 250 nm offshore...including S of Georges Bank from 1000 FM to...250 nm offshore.
Marine & Boating
Enter a coastal zip code for marine weather.
Visit Marine & Boating
Coastal Water Temperatures
Place Temperature
Key West, FL 75.9 °F
Vaca Key, FL 77.0 °F
Open Sea Buoy Information
Place ID Sea Temp Wave Height
Offshore Sand Key, FL 42080
-
 0.98 ft
Click the Station ID for daily observations and history.
C-MAN Station Information
Place ID Water Temp Wave Height
Sand Key, FL SANF1
-
-
Sombrero Key, FL SMKF1
-
-
Dry Tortugas, FL
-
-
Pulaski Shoal Light, FL PLSF1
-
-

NOT FOR NAVIGATION. DO NOT RELY ON THIS DATA FOR DECISIONS THAT CAN RESULT IN HARM TO ANYONE OR ANYTHING.