Heavy rain and mountain snow across the northwestern U.S. on Saturday
Another Pacific system will impact the West Coast today. Heavy rainfall could lead to flash flooding, river and small stream flooding as well as mudslides and debris flows, especially over burn scars. Strong winds and heavy elevation snowfall, with accumulations of 1 to 3 feet, could result in hazardous travel through mountain passes.
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 WEAK HIGH PRESSURE SYSTEM JUST EAST OF THE FLORIDA
PENINSULA WILL REMAIN IN PLACE TONIGHT THROUGH MONDAY NIGHT. A COLD
FRONT WILL RAPIDLY PROGRESS EASTWARD ACROSS THE GULF OF MEXICO
TUESDAY AND TUESDAY NIGHT...BEFORE PASSING THROUGH THE FLORIDA KEYS
LATE WEDNESDAY. AN AREA OF HIGH PRESSURE WILL MOVE EASTWARD THROUGH
THE NORTHERN GULF OF MEXICO THURSDAY INTO THURSDAY NIGHT.
THE APPROXIMATE SHOREWARD EDGE OF THE GULF STREAM CURRENT...AS OF
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.
2 NM SOUTH OF SOMBRERO KEY LIGHT...OFF MARATHON.
7 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.
- This Afternoon Variable winds 5 kt or less. Partly sunny. Seas around 1 ft.
- Tonight Variable winds 5 kt or less. Mostly cloudy. Seas around 1 ft.
- Sunday ESE wind around 10 kt. Mostly cloudy. Seas 1 to 2 ft.
- Sunday Night ESE wind around 10 kt. A slight chance of showers. Seas around 1 ft.
- Monday SE wind 5 to 10 kt. A slight chance of showers. Seas around 1 ft.
- Monday Night ESE wind 5 to 10 kt. A slight chance of showers. Seas around 1 ft.
- Tuesday SE wind around 10 kt. A slight chance of showers. Seas 1 to 2 ft.
- Tuesday Night SE wind around 10 kt. A chance of showers. Seas around 2 ft.
- Wednesday S wind around 10 kt becoming WSW in the afternoon. A chance of showers and thunderstorms. Seas around 2 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