Notice of NWS' New Version of Forecast
A new version of Forecast is coming soon!
Click here to visit the new site for details.

Strong winds, colder temperatures, and wintry precipitation expected from the Northeast to New England

A strong cold front and low pressure system will bring strong winds with gusts over 50 mph possible across much of the Middle Atlantic, Northeast, and New England into Sunday night. The strong winds could knock down trees & power lines, and lead to scattered power outages. In addition, the potential exists for snow and ice in portions of New England which could lead to hazardous travel conditions. Read More >

Hazardous Weather Conditions

Current conditions at

The Florida Keys - Marathon International Airport (KMTH)

Lat: 24.73°NLon: 81.05°WElev: 0ft.

Fair

73°F

23°C

Humidity 81%
Wind Speed N 5 mph
Barometer 29.95 in (1014.1 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 19 Nov 12:53 am EST
Extended Forecast for

23 Miles NNW Long Key FL

  • Overnight

    Overnight: Mostly clear, with a low around 67. Light north wind.

    Mostly Clear

    Low: 67 °F

  • Sunday

    Sunday: Sunny, with a high near 78. Light and variable wind becoming west 5 to 10 mph in the morning.

    Sunny

    High: 78 °F

  • Sunday
    Night

    Sunday Night: Mostly clear, with a low around 68. Northwest wind 6 to 10 mph becoming north after midnight.

    Mostly Clear

    Low: 68 °F

  • Monday

    Monday: A 50 percent chance of showers after 1pm.  Partly sunny, with a high near 78. Northeast wind 13 to 15 mph, with gusts as high as 20 mph.

    Partly Sunny
    then Chance
    Showers

    High: 78 °F

  • Monday
    Night

    Monday Night: A 50 percent chance of showers, mainly before 1am.  Mostly cloudy, with a low around 71. Northeast wind 7 to 14 mph, with gusts as high as 18 mph.

    Chance
    Showers

    Low: 71 °F

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 1pm.  Partly sunny, with a high near 81. East wind 5 to 8 mph becoming light and variable  in the afternoon.  Chance of precipitation is 30%.

    Chance
    Showers

    High: 81 °F

  • Tuesday
    Night

    Tuesday Night: A 20 percent chance of showers.  Partly cloudy, with a low around 70. Calm wind becoming west around 6 mph after midnight.

    Slight Chance
    Showers

    Low: 70 °F

  • Wednesday

    Wednesday: A 20 percent chance of showers.  Mostly sunny, with a high near 80. North wind 5 to 7 mph becoming calm  in the afternoon.

    Slight Chance
    Showers

    High: 80 °F

  • Wednesday
    Night

    Wednesday Night: A 30 percent chance of showers.  Mostly cloudy, with a low around 70. Light and variable wind becoming west around 5 mph in the evening.

    Chance
    Showers

    Low: 70 °F

Detailed Forecast

Overnight
Mostly clear, with a low around 67. Light north wind.
Sunday
Sunny, with a high near 78. Light and variable wind becoming west 5 to 10 mph in the morning.
Sunday Night
Mostly clear, with a low around 68. Northwest wind 6 to 10 mph becoming north after midnight.
Monday
A 50 percent chance of showers after 1pm. Partly sunny, with a high near 78. Northeast wind 13 to 15 mph, with gusts as high as 20 mph.
Monday Night
A 50 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 71. Northeast wind 7 to 14 mph, with gusts as high as 18 mph.
Tuesday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 81. East wind 5 to 8 mph becoming light and variable in the afternoon. Chance of precipitation is 30%.
Tuesday Night
A 20 percent chance of showers. Partly cloudy, with a low around 70. Calm wind becoming west around 6 mph after midnight.
Wednesday
A 20 percent chance of showers. Mostly sunny, with a high near 80. North wind 5 to 7 mph becoming calm in the afternoon.
Wednesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 70. Light and variable wind becoming west around 5 mph in the evening.
Thanksgiving Day
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 77.
Thursday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66.
Friday
A 30 percent chance of showers. Mostly sunny, with a high near 76.
Friday Night
A 20 percent chance of showers. Partly cloudy, with a low around 63.
Saturday
Sunny, with a high near 75.
Click Map For Forecast
Point Forecast:
23 Miles NNW Long Key FL
 25.14°N 80.95°W
1:31 am EST Nov 19, 2017
1am EST Nov 19, 2017-6pm EST Nov 25, 2017
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database