Heavy Snow For the Southern Rockies with Heavy Rain for Portions of the Southwest
A moist flow off the Pacific will bring heavy rain to southern California and Arizona with heavy snow for the southern Rocky Mountains Monday. More freezing rain is possible from the southern Plains to the central Mississippi Valley. Heavy snow is also expected for portions of New England and upstate New York Monday.
Hazardous Weather Conditions
4NM N Dry Tortugas Light 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 LARGE AREA OF HIGH PRESSURE WILL CONTINUE TO MOVE
OUT OVER THE WESTERN NORTH ATLANTIC TONIGHT. THE NEXT AREA OF HIGH
PRESSURE WILL MOVE EASTWARD AND ACROSS THE MID-ATLANTIC COAST MONDAY
THE APPROXIMATE SHOREWARD EDGE OF THE GULF STREAM AS OF FEBRUARY
50 NM SOUTH OF DRY TORTUGAS LIGHT...ON LOGGERHEAD KEY.
26 NM SOUTH OF COSGROVE SHOAL LIGHT...OFF THE MARQUESAS KEYS.
22 NM SOUTH OF SAND KEY LIGHT...OFF KEY WEST.
4 NM SOUTH OF LOOE KEY...OFF BIG PINE KEY.
1 NM SOUTH OF SOMBRERO KEY LIGHT...OFF MARATHON.
5 NM SOUTHEAST OF ALLIGATOR REEF LIGHT...OFF ISLAMORADA.
6 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 E wind 15 to 20 kt. Isolated showers. Seas around 3 ft.
- Monday ENE wind around 15 kt. Isolated showers before 7am. Seas 2 to 3 ft.
- Monday Night ENE wind 10 to 15 kt. Mostly clear. Seas 2 to 3 ft.
- Tuesday E wind around 15 kt. Mostly cloudy, then gradually becoming sunny. Seas around 3 ft.
- Tuesday Night ESE wind 15 to 20 kt. Partly cloudy. Seas 3 to 4 ft.
- Wednesday ESE wind 10 to 15 kt. Partly sunny. Seas 2 to 3 ft.
- Wednesday Night ESE wind around 15 kt. Partly cloudy. Seas around 2 ft.
- Thursday SE wind 5 to 10 kt. Mostly cloudy. Seas around 2 ft.
- Thursday Night NE wind 5 to 15 kt. Isolated showers. Seas 1 to 3 ft.
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