Heat Continues Across the Central and Western U.S.; Tracking Hazardous Weather Across the Northern U.S.

Early-season record warmth will persist across portions of the western and central U.S. through mid week, with high temperatures approaching 90 degrees from Texas to the Ohio Valley. Rain and mountain snow are possible across the Pacific Northwest Wednesday, with Severe Thunderstorms and wintry weather expected across the Northeast Thursday and Friday. Read More >

Current conditions at

Key West International Airport (KEYW)

Lat: 24.56°NLon: 81.76°WElev: 3ft.

Fair

80°F

27°C

Humidity 51%
Wind Speed N 10 mph
Barometer 30.07 in (1018.9 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 24 Mar 3:53 pm EDT
Extended Forecast for

3 Miles SW Marquesas Keys FL

  • This Afternoon

    This Afternoon: Sunny, with a high near 74. North wind around 10 mph.

    High: 74 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 71. North wind 10 to 15 mph.

    Low: 71 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 76. East wind 10 to 15 mph.

    High: 76 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 72. East wind around 10 mph.

    Low: 72 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 76. East wind 10 to 15 mph.

    High: 76 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 73.

    Low: 73 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 73.

    Low: 73 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 74. North wind around 10 mph.
Tonight
Mostly clear, with a low around 71. North wind 10 to 15 mph.
Wednesday
Sunny, with a high near 76. East wind 10 to 15 mph.
Wednesday Night
Mostly clear, with a low around 72. East wind around 10 mph.
Thursday
Sunny, with a high near 76. East wind 10 to 15 mph.
Thursday Night
Mostly clear, with a low around 73.
Friday
Sunny, with a high near 77.
Friday Night
Mostly clear, with a low around 73.
Saturday
Sunny, with a high near 77.
Saturday Night
Mostly clear, with a low around 73.
Sunday
A slight chance of showers. Sunny, with a high near 77. Windy. Chance of precipitation is 20%.
Sunday Night
A slight chance of showers. Partly cloudy, with a low around 72. Very windy. Chance of precipitation is 20%.
Monday
A slight chance of showers. Mostly sunny, with a high near 77. Windy. Chance of precipitation is 10%.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Marquesas Keys FL
 24.54°N 82.13°W (Elev. 0 ft)
4:15 pm EDT Mar 24, 2026
4pm EDT Mar 24, 2026-6pm EDT Mar 30, 2026
 
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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