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

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

Well below normal temperatures will continue for the eastern half of the Lower 48 this week. Another blast of arctic air will spread from the Plains through the East/Southeast Friday into Saturday with more record lows expected even into Florida. Forecasts are being monitored for increasing potential of another significant winter storm to impact the eastern United States this coming weekend. Read More >

Current conditions at

Key West International Airport (KEYW)

Lat: 24.56°NLon: 81.76°WElev: 3ft.

Fair

59°F

15°C

Humidity 60%
Wind Speed N 18 G 28 mph
Barometer 30.33 in (1027.6 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 27 Jan 8:53 am EST
Extended Forecast for

3 Miles SW Marquesas Keys FL

  • Today

    Today: Sunny, with a high near 65. Windy, with a north wind 20 to 25 mph, with gusts as high as 30 mph.

    High: 65 °F

    Sunny and
    Windy

  • Tonight

    Tonight: Partly cloudy, with a low around 61. Breezy, with a north wind around 20 mph.

    Low: 61 °F

    Partly Cloudy
    and Breezy

  • Wednesday

    Wednesday: Partly sunny, with a high near 64. Breezy, with a northeast wind 15 to 20 mph.

    High: 64 °F

    Partly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 60. Windy, with a north wind 20 to 25 mph.

    Low: 60 °F

    Mostly Cloudy
    and Windy

  • Thursday

    Thursday: Mostly sunny, with a high near 66. Breezy, with a north wind 15 to 20 mph.

    High: 66 °F

    Mostly Sunny
    and Breezy

  • Thursday Night

    Thursday Night: Isolated showers. Mostly cloudy, with a low around 62. Chance of precipitation is 10%.

    Low: 62 °F

    Isolated
    Showers

  • Friday

    Friday: Partly sunny, with a high near 68.

    High: 68 °F

    Partly Sunny

  • Friday Night

    Friday Night: Isolated showers. Mostly cloudy, with a low around 63. Chance of precipitation is 20%.

    Low: 63 °F

    Isolated
    Showers

  • Saturday

    Saturday: Scattered showers. Mostly cloudy, with a high near 66. Windy. Chance of precipitation is 30%.

    High: 66 °F

    Scattered
    Showers and
    Windy

Detailed Forecast

Today
Sunny, with a high near 65. Windy, with a north wind 20 to 25 mph, with gusts as high as 30 mph.
Tonight
Partly cloudy, with a low around 61. Breezy, with a north wind around 20 mph.
Wednesday
Partly sunny, with a high near 64. Breezy, with a northeast wind 15 to 20 mph.
Wednesday Night
Mostly cloudy, with a low around 60. Windy, with a north wind 20 to 25 mph.
Thursday
Mostly sunny, with a high near 66. Breezy, with a north wind 15 to 20 mph.
Thursday Night
Isolated showers. Mostly cloudy, with a low around 62. Chance of precipitation is 10%.
Friday
Partly sunny, with a high near 68.
Friday Night
Isolated showers. Mostly cloudy, with a low around 63. Chance of precipitation is 20%.
Saturday
Scattered showers. Mostly cloudy, with a high near 66. Windy. Chance of precipitation is 30%.
Saturday Night
Isolated showers. Mostly cloudy, with a low around 53. Windy. Chance of precipitation is 10%.
Sunday
Mostly sunny, with a high near 59. Windy.
Sunday Night
Mostly cloudy, with a low around 55. Breezy.
Monday
Mostly sunny, with a high near 61.
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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:
9:15 am EST Jan 27, 2026
Forecast Valid:
9am EST Jan 27, 2026-6pm EST Feb 2, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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