Strong storm system to bring unsettled weather from Gulf Coast to Great Lakes through Wednesday
A strong storm system will bring potential for severe weather, heavy rainfall and flooding, and heavy snow from the Gulf Coast to the Great Lakes through Wednesday. Severe storms are possible Tuesday across the Gulf Coast states with damaging winds as the primary threat, however a tornadoes cannot be ruled out. Flash flooding is also possible across parts of the Southeast through Wednesday.
Hazardous Weather Conditions
10NM W Florida Bay 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 WEAK HIGH PRESSURE SYSTEM JUST EAST OF THE FLORIDA
PENINSULA WILL REMAIN NEARLY STATIONARY EARLY TUESDAY. LOCAL BREEZES
WILL FRESHEN LATE TONIGHT AND TUESDAY AS A LOW PRESSURE SYSTEM
INTENSIFIES ALONG THE NORTHERN GULF COAST. A COLD FRONT WILL MOVE
QUICKLY EASTWARD ACROSS THE GULF OF MEXICO TUESDAY NIGHT...BEFORE
PASSING THROUGH SOUTHERN FLORIDA LATE WEDNESDAY OR EARLY THURSDAY. AN
AREA OF HIGH PRESSURE THEN WILL BUILD EASTWARD ACROSS THE NORTHERN
GULF OF MEXICO THURSDAY NIGHT.
THE APPROXIMATE SHOREWARD EDGE OF THE GULF STREAM AS OF DECEMBER
24 NM SOUTH OF DRY TORTUGAS LIGHT...ON LOGGERHEAD KEY.
12 NM SOUTH OF COSGROVE SHOAL LIGHT...OFF THE MARQUESAS KEYS.
8 NM SOUTH OF SAND KEY LIGHT...OFF KEY WEST.
1 NM SOUTH OF LOOE KEY LIGHT...OFF BIG PINE KEY.
LESS THAN 1 NM SOUTH OF SOMBRERO KEY LIGHT...OFF MARATHON.
6 NM SOUTHEAST OF ALLIGATOR REEF LIGHT...OFF ISLAMORADA.
1 NM SOUTHEAST OF MOLASSES REEF LIGHT...OFF KEY LARGO.
5 NM EAST OF CARYSFORT REEF LIGHT...OFF OCEAN REEF.
GULF STREAM INFORMATION COURTESY OF THE NAVAL OCEANOGRAPHIC OFFICE.
- Overnight SE wind 10 to 15 kt. Isolated showers. Seas 1 ft or less.
- Tuesday SE wind 15 to 20 kt. Isolated showers. Seas 1 ft or less.
- Tuesday Night SE wind 15 to 20 kt. Isolated showers. Seas 1 ft or less.
- Wednesday SSE wind around 15 kt. Scattered showers and thunderstorms. Seas 1 ft or less.
- Wednesday Night SSE wind around 10 kt becoming W after midnight. Scattered showers and thunderstorms. Seas 1 ft or less.
- Christmas Day NNW wind around 10 kt. Scattered showers. Seas 1 ft or less.
- Thursday Night NNE wind 10 to 15 kt. Isolated showers. Seas 1 ft or less.
- Friday NE wind around 15 kt. Isolated showers. Seas 1 ft or less.
- Friday Night ENE wind 10 to 15 kt. Isolated showers. 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