National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Late January Extreme Cold; Watching East Coast Storm Threat This Weekend

The next blast of Arctic air surges south down the Plains, across the Great Lakes and through the Southeast and East Friday through Saturday. This could be longest duration of cold in several decades. Forecast models are being closely monitored for potential of another significant winter storm to impact the eastern United States this coming weekend. Confidence in coastal impacts has increased. Read More >

Current conditions at

Key West International Airport (KEYW)

Lat: 24.56°NLon: 81.76°WElev: 3ft.

Overcast

59°F

15°C

Humidity 75%
Wind Speed N 12 G 20 mph
Barometer 30.21 in (1023.6 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 28 Jan 5:53 am EST
Extended Forecast for

3 Miles SW Marquesas Keys FL

  • Today

    Today: Isolated showers after 7am. Mostly sunny, with a high near 64. Breezy, with a north wind 15 to 20 mph. Chance of precipitation is 10%.

    High: 64 °F

    Isolated
    Showers and
    Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 59. Windy, with a north wind 20 to 25 mph.

    Low: 59 °F

    Mostly Clear
    and Windy

  • Thursday

    Thursday: Sunny, with a high near 68. Breezy, with a north wind 15 to 20 mph.

    High: 68 °F

    Sunny and
    Breezy then
    Sunny

  • Thursday Night

    Thursday Night: Isolated showers. Mostly cloudy, with a low around 63. North wind around 15 mph. Chance of precipitation is 20%.

    Low: 63 °F

    Isolated
    Showers

  • Friday

    Friday: Isolated showers. Partly sunny, with a high near 68. North wind 10 to 15 mph. Chance of precipitation is 20%.

    High: 68 °F

    Isolated
    Showers

  • Friday Night

    Friday Night: Isolated showers. Partly cloudy, with a low around 64. Chance of precipitation is 20%.

    Low: 64 °F

    Isolated
    Showers

  • Saturday

    Saturday: Scattered showers. Partly sunny, with a high near 70. Very windy. Chance of precipitation is 30%.

    High: 70 °F

    Scattered
    Showers and
    Very Windy

  • Saturday Night

    Saturday Night: Isolated showers. Mostly cloudy, with a low around 54. Very windy. Chance of precipitation is 10%.

    Low: 54 °F

    Isolated
    Showers and
    Very Windy

  • Sunday

    Sunday: Partly sunny, with a high near 59. Windy.

    High: 59 °F

    Partly Sunny
    and Windy

Detailed Forecast

Today
Isolated showers after 7am. Mostly sunny, with a high near 64. Breezy, with a north wind 15 to 20 mph. Chance of precipitation is 10%.
Tonight
Mostly clear, with a low around 59. Windy, with a north wind 20 to 25 mph.
Thursday
Sunny, with a high near 68. Breezy, with a north wind 15 to 20 mph.
Thursday Night
Isolated showers. Mostly cloudy, with a low around 63. North wind around 15 mph. Chance of precipitation is 20%.
Friday
Isolated showers. Partly sunny, with a high near 68. North wind 10 to 15 mph. Chance of precipitation is 20%.
Friday Night
Isolated showers. Partly cloudy, with a low around 64. Chance of precipitation is 20%.
Saturday
Scattered showers. Partly sunny, with a high near 70. Very windy. Chance of precipitation is 30%.
Saturday Night
Isolated showers. Mostly cloudy, with a low around 54. Very windy. Chance of precipitation is 10%.
Sunday
Partly sunny, with a high near 59. Windy.
Sunday Night
Partly cloudy, with a low around 54. Windy.
Monday
Sunny, with a high near 60.
Monday Night
Mostly clear, with a low around 56.
Tuesday
Sunny, with a high near 65.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Marquesas Keys FL
 24.54°N 82.13°W (Elev. 0 ft)
Last Update:
6:15 am EST Jan 28, 2026
Forecast Valid:
6am EST Jan 28, 2026-6pm EST Feb 3, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation