High-Impact and Far-Reaching Winter Storm Continues; Cold Expands and Persists

A major winter storm will shift its impacts into the Northeast U.S. with heavy snow through tonight while over the Mid-Atlantic, sleet and freezing rain will diminish. Extremely cold air behind the storm will prolong dangerous travel and infrastructure impacts. Sub-zero low temperatures are expected nearly every morning from the Northern Plains through the Ohio Valley and into the Northeast. Read More >

Current conditions at

The Florida Keys - Marathon International Airport (KMTH)

Lat: 24.73°NLon: 81.05°WElev: 13ft.

Fair

N/A

Humidity NA
Wind Speed W 7 mph
Barometer 30.09 in (1019.0 mb)
Dewpoint N/A
Visibility 10.00 mi
Last update 26 Jan 8:53 am EST
Extended Forecast for

Key Colony Beach FL

  • Today

    Today: A slight chance of showers.  Mostly sunny, with a high near 79. Southwest wind 10 to 15 mph becoming northwest in the afternoon.  Chance of precipitation is 10%.

    High: 79 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: A slight chance of showers before midnight.  Partly cloudy, with a low around 57. Windy, with a northwest wind 15 to 25 mph.  Chance of precipitation is 10%.

    Low: 57 °F

    Windy. Slight
    Chance
    Showers then
    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 68. Breezy, with a north wind 15 to 20 mph decreasing to 10 to 15 mph in the afternoon.

    High: 68 °F

    Sunny and
    Breezy then
    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 59. North wind 10 to 15 mph.

    Low: 59 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers.  Partly sunny, with a high near 66. North wind 10 to 15 mph.  Chance of precipitation is 10%.

    High: 66 °F

    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: A slight chance of showers.  Mostly cloudy, with a low around 55. Breezy.  Chance of precipitation is 10%.

    Low: 55 °F

    Slight Chance
    Showers and
    Breezy

  • Thursday

    Thursday: Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

Detailed Forecast

Today
A slight chance of showers. Mostly sunny, with a high near 79. Southwest wind 10 to 15 mph becoming northwest in the afternoon. Chance of precipitation is 10%.
Tonight
A slight chance of showers before midnight. Partly cloudy, with a low around 57. Windy, with a northwest wind 15 to 25 mph. Chance of precipitation is 10%.
Tuesday
Sunny, with a high near 68. Breezy, with a north wind 15 to 20 mph decreasing to 10 to 15 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 59. North wind 10 to 15 mph.
Wednesday
A slight chance of showers. Partly sunny, with a high near 66. North wind 10 to 15 mph. Chance of precipitation is 10%.
Wednesday Night
A slight chance of showers. Mostly cloudy, with a low around 55. Breezy. Chance of precipitation is 10%.
Thursday
Mostly sunny, with a high near 68.
Thursday Night
Partly cloudy, with a low around 57.
Friday
Mostly sunny, with a high near 67.
Friday Night
A slight chance of showers. Partly cloudy, with a low around 59. Chance of precipitation is 20%.
Saturday
A slight chance of showers. Partly sunny, with a high near 66. Chance of precipitation is 20%.
Saturday Night
A slight chance of showers. Mostly cloudy, with a low around 54. Chance of precipitation is 10%.
Sunday
A slight chance of showers. Mostly sunny, with a high near 64. Chance of precipitation is 10%.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Key Colony Beach FL
 24.74°N 81.02°W (Elev. 0 ft)
8:15 am EST Jan 26, 2026
9am EST Jan 26, 2026-6pm EST Feb 1, 2026
 
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