Wintry weather for Midwest, Ohio Valley; Bitter cold for Northeast

A bitterly cold airmass has invaded the eastern U.S this weekend bringing the coldest temperatures of the season. Gusty winds will combine with these cold temperatures to create dangerous wind chills well below zero in many parts of the Northeast. Meanwhile, a developing storm in the Plains will bring wintry precipitation to the Midwest and Ohio Valley on Sunday.
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Key West, FL Local Forecast Office

2NM ESE Key West FL

Marine Point Forecast

[NOTICE]
  • Overnight

    Clear

    NNE 20kt
    < 1ft

    Low: 63 °F

  • Sunday

    Sunny

    ENE 15kt
    < 1ft

    High: 70 °F

  • Sunday
    Night

    Partly Cloudy

    E 15kt
    < 1ft

    Low: 68 °F

  • Washington's
    Birthday

    Slight Chc Showers

    E 15kt
    < 1ft

    High: 75 °F

  • Monday
    Night

    Chance Showers

    E 15kt
    < 1ft

    Low: 71 °F

  • Tuesday

    Slight Chc Showers

    Light Wind
    < 1ft

    High: 75 °F

  • Tuesday
    Night

    Slight Chc Showers

    NNW 10kt
    < 1ft

    Low: 67 °F

  • Wednesday

    Mostly Sunny

    NNE 10kt
    < 1ft

    High: 73 °F

  • Wednesday
    Night

    Mostly Clear

    NNW 15kt
    < 1ft

    Low: 67 °F


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 9:53 pm EST Feb 13, 2016
Forecast Valid: 11pm EST Feb 13, 2016-6pm EST Feb 20, 2016

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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: HIGH PRESSURE CURRENTLY ACROSS THE NORTHERN PLAINS WILL SPILL EAST INTO THE MID ATLANTIC STATES SUNDAY AFTERNOON...AND INTO THE WESTERN NORTH ATLANTIC MONDAY NIGHT. FRESH BREEZES ARE EXPECTED ACROSS ALL COASTAL WATERS OF THE FLORIDA KEYS TONIGHT THROUGH MONDAY NIGHT. A WEAK COLD FRONT SHOULD APPROACH THE FLORIDA KEYS TUESDAY OR TUESDAY NIGHT.

THE APPROXIMATE SHOREWARD EDGE OF THE GULF STREAM AS OF FEBRUARY ELEVENTH...

52 NM SOUTH OF DRY TORTUGAS LIGHT...ON LOGGERHEAD KEY. 11 NM SOUTH OF COSGROVE SHOAL LIGHT...OFF THE MARQUESAS KEYS. 4 NM SOUTH OF SAND KEY LIGHT...OFF KEY WEST. 3 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. 2 NM SOUTHEAST OF MOLASSES REEF LIGHT...OFF KEY LARGO. 6 NM EAST OF CARYSFORT REEF LIGHT...OFF OCEAN REEF.

GULF STREAM INFORMATION COURTESY OF THE NAVAL OCEANOGRAPHIC OFFICE.

Overnight
NNE wind around 20 kt. Clear. Seas 1 ft or less.
Sunday
ENE wind around 15 kt. Sunny. Seas 1 ft or less.
Sunday Night
E wind around 15 kt. Partly cloudy. Seas 1 ft or less.
Washington's Birthday
E wind around 15 kt. A slight chance of showers. Seas 1 ft or less.
Monday Night
E wind 10 to 15 kt. A chance of showers. Seas 1 ft or less.
Tuesday
Variable winds 5 kt or less. A slight chance of showers. Seas 1 ft or less.
Tuesday Night
NNW wind 5 to 10 kt. A slight chance of showers. Seas 1 ft or less.
Wednesday
NNE wind around 10 kt. Mostly sunny. Seas 1 ft or less.
Wednesday Night
NNW wind 10 to 15 kt. Mostly clear. 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: 9:53 pm EST Feb 13, 2016
Forecast Valid: 11pm EST Feb 13, 2016-6pm EST Feb 20, 2016
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