Storm Moving Through the Upper Midwest to the Northeast

Heavy rain and the potential for strong thunderstorms along and east of the Appalachians will precede a cold front, while snow showers will fall behind the front in the Ohio Valley, Upper Midwest and Great Lake States. Rain-on-snow flooding is possible in portions of New England and New York State. Rain and high elevation snow will return to the west.
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For More Weather Information:

Key West, FL Local Forecast Office

2NM ESE Key West FL

Marine Point Forecast

[NOTICE]
  • This
    Afternoon

    Sunny

    NW 10kt
    < 1ft

    High: 78 °F

  • Tonight

    Partly Cloudy

    NNW 10kt
    1ft

    Low: 73 °F

  • Sunday

    Mostly Sunny

    NNE 10kt
    1ft

    High: 78 °F

  • Sunday
    Night

    Mostly Clear

    E 10kt
    < 1ft

    Low: 75 °F

  • Monday

    Slight Chc Showers

    E 10kt
    < 1ft

    High: 79 °F

  • Monday
    Night

    Chance Showers

    E 10kt
    < 1ft

    Low: 76 °F

  • Tuesday

    Slight Chc Showers

    E 10kt
    < 1ft

    High: 83 °F

  • Tuesday
    Night

    Slight Chc Showers

    E 10kt
    < 1ft

    Low: 76 °F

  • Wednesday

    Slight Chc Showers

    ESE 10kt
    < 1ft

    High: 82 °F


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 3:15 pm EST Feb 25, 2017
Forecast Valid: 4pm EST Feb 25, 2017-6pm EST Mar 3, 2017

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Detailed Forecast

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.

Synopsis: A WEAK PRESSURE GRADIENT WILL ENVELOP THE KEYS AREA THROUGH SUNDAY CREATING PLEASANT BOATING CONDITIONS. A WEAK FRONTAL BOUNDARY WILL APPROACH THE ISLAND CHAIN SUNDAY NIGHT.

THE APPROXIMATE SHOREWARD EDGE OF THE GULF STREAM CURRENT...AS OF FEBRUARY 25TH...

45 NM SOUTH OF DRY TORTUGAS LIGHT...ON LOGGERHEAD KEY. 15 NM SOUTH OF COSGROVE SHOAL LIGHT...OFF THE MARQUESAS KEYS. 11 NM SOUTH OF SAND KEY LIGHT...OFF KEY WEST. 14 NM SOUTH OF LOOE KEY...OFF BIG PINE KEY. 15 NM SOUTH OF SOMBRERO KEY LIGHT...OFF MARATHON. 12 NM SOUTHEAST OF ALLIGATOR REEF LIGHT...OFF ISLAMORADA. 11 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.

This Afternoon
NW wind around 10 kt. Sunny. Seas 1 ft or less.
Tonight
NNW wind 5 to 10 kt. Partly cloudy. Seas around 1 ft.
Sunday
NNE wind 5 to 10 kt. Mostly sunny. Seas around 1 ft.
Sunday Night
E wind 5 to 10 kt. Mostly clear. Seas 1 ft or less.
Monday
E wind around 10 kt. A slight chance of showers. Seas 1 ft or less.
Monday Night
E wind around 10 kt. A chance of showers. Seas 1 ft or less.
Tuesday
E wind around 10 kt. A slight chance of showers. Seas 1 ft or less.
Tuesday Night
E wind around 10 kt. A slight chance of showers. Seas 1 ft or less.
Wednesday
ESE wind around 10 kt. A slight chance of showers. Seas 1 ft or less.

*Notices:

  1. 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.
  2. 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.
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ABOUT THIS FORECAST

Point Forecast: 24.55°N 81.75°W
Last Update: 3:15 pm EST Feb 25, 2017
Forecast Valid: 4pm EST Feb 25, 2017-6pm EST Mar 3, 2017
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