Record Heat Remains in Place This Week; Severe Thunderstorms Possible Thursday

Record warmth will persist across portions of California, the Southwest U.S., the central Great Basin and return back to areas of the central/southern Plains and mid-lower Mississippi Valley this week. Over 200 new record high temperatures are forecast. Severe thunderstorms are being outlooked on Thursday over the Midwest. Read More >

Current conditions at

Key West International Airport (KEYW)

Lat: 24.56°NLon: 81.76°WElev: 3ft.

Fair

74°F

23°C

Humidity 69%
Wind Speed N 7 mph
Barometer 30.08 in (1019.1 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 23 Mar 7:53 pm EDT
Extended Forecast for

3 Miles SW Marquesas Keys FL

  • Tonight

    Tonight: Mostly clear, with a low around 70. North wind 10 to 15 mph.

    Low: 70 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 74. Northeast wind around 10 mph.

    High: 74 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 71. Northeast wind 5 to 10 mph.

    Low: 71 °F

    Mostly Clear

  • Wednesday

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

    High: 76 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 72. East wind 10 to 15 mph.

    Low: 72 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 77.

    High: 77 °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 78.

    High: 78 °F

    Sunny

  • Friday Night

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

    Low: 73 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 70. North wind 10 to 15 mph.
Tuesday
Sunny, with a high near 74. Northeast wind around 10 mph.
Tuesday Night
Mostly clear, with a low around 71. Northeast wind 5 to 10 mph.
Wednesday
Sunny, with a high near 76. East wind around 10 mph.
Wednesday Night
Mostly clear, with a low around 72. East wind 10 to 15 mph.
Thursday
Sunny, with a high near 77.
Thursday Night
Mostly clear, with a low around 73.
Friday
Sunny, with a high near 78.
Friday Night
Mostly clear, with a low around 73.
Saturday
Sunny, with a high near 78.
Saturday Night
A slight chance of showers. Mostly clear, with a low around 73. Breezy. Chance of precipitation is 10%.
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 76. Windy. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Marquesas Keys FL
 24.54°N 82.13°W (Elev. 0 ft)
7:15 pm EDT Mar 23, 2026
7pm EDT Mar 23, 2026-6pm EDT Mar 30, 2026
 
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Additional Resources

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