Unsettled weather in store for eastern U.S. into weekend
A complex weather system moving across the eastern U.S. will bring a variety of hazardous weather to the region into the weekend. Much colder weather is expected by Saturday, along with numerous showers and accumulating snow in the higher elevations of the Appalachians. Rain and snow will move into northern New England on Sunday.
Hazardous Weather Conditions
2NM ESE Key West FL
Marine Point Forecast [NOTICE]
SEAS ARE GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE
HEIGHT OF THE HIGHEST 1/3 OF THE WAVES. INDIVIDUAL WAVES MAY BE
MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
- SynopsisA COLD FRONT WILL CROSS THE KEYS THIS AFTERNOON. A
STRONG HIGH PRESSURE SYSTEM WILL BUILD ACROSS THE FLORIDA PENINSULA
SUNDAY...THEN INTO THE WESTERN NORTH ATLANTIC THROUGH THE MIDDLE OF
THE APPROXIMATE SHOREWARD EDGE OF THE GULF STREAM CURRENT...AS OF
53 NM SOUTH OF DRY TORTUGAS LIGHT...ON LOGGERHEAD KEY.
19 NM SOUTH OF COSGROVE SHOAL LIGHT...OFF THE MARQUESAS KEYS.
8 NM SOUTH OF SAND KEY LIGHT...OFF KEY WEST.
4 NM SOUTH OF LOOE KEY...OFF BIG PINE KEY.
2 NM SOUTH OF SOMBRERO KEY LIGHT...OFF MARATHON.
LESS THAN 1 NM SOUTHEAST OF ALLIGATOR REEF LIGHT...OFF ISLAMORADA.
LESS THAN 1 NM SOUTHEAST OF MOLASSES REEF LIGHT...OFF KEY LARGO.
LESS THAN 1 NM EAST OF CARYSFORT REEF LIGHT...OFF OCEAN REEF.
GULF STREAM INFORMATION COURTESY OF THE NAVAL OCEANOGRAPHIC OFFICE.
- Today NNW wind around 15 kt. Mostly sunny. Seas 1 ft or less.
- Tonight NNW wind 15 to 20 kt. Mostly clear. Seas 1 ft or less.
- Sunday NNE wind 15 to 20 kt. Sunny. Seas 1 ft or less.
- Sunday Night NE wind 15 to 20 kt. Mostly clear. Seas 1 ft or less.
- Monday NE wind 15 to 20 kt. Mostly sunny. Seas 1 ft or less.
- Monday Night ENE wind around 20 kt. Partly cloudy. Seas 1 ft or less.
- Tuesday ENE wind around 20 kt. Mostly sunny. Seas 1 ft or less.
- Tuesday Night E wind around 20 kt. Partly cloudy. Seas 1 ft or less.
- Wednesday E wind around 15 kt. Mostly sunny. Seas 1 ft or less.
This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area.
Forecast information for a larger area can be found within the zone
forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc.
These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.
HOURLY WEATHER GRAPH
NATIONAL DIGITAL FORECAST DATABASE