Severe Thunderstorms in the Midwest and Arizona; Heat Continues in the Southeast and Southwest

Thunderstorms, some severe, may lead to scattered instances of flash flooding across the Midwest and Ohio Valley and southern Arizona. The threat will shift to the Mid-Atlantic coast on Thursday. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

Key West International Airport (KEYW)

Lat: 24.56°NLon: 81.76°WElev: 3ft.

A Few Clouds

90°F

32°C

Humidity 63%
Wind Speed NW 6 mph
Barometer 29.99 in (1016.1 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index101°F (38°C)
Last update 19 Aug 5:53 pm EDT
Extended Forecast for

Key West Airport FL

  • Tonight

    Tonight: Partly cloudy, with a low around 84. Northwest wind 5 to 10 mph.

    Low: 84 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 90. Calm wind becoming west around 5 mph.

    High: 90 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 83. Northwest wind around 5 mph becoming southeast after midnight.

    Low: 83 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 90. Southeast wind around 5 mph.

    High: 90 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 84. Northeast wind 5 to 10 mph becoming southeast after midnight.

    Low: 84 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 83.

    Low: 83 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

  • Sunday Night

    Sunday Night: A slight chance of showers.  Mostly clear, with a low around 84. Chance of precipitation is 10%.

    Low: 84 °F

    Slight Chance
    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 84. Northwest wind 5 to 10 mph.
Thursday
Mostly sunny, with a high near 90. Calm wind becoming west around 5 mph.
Thursday Night
Mostly cloudy, with a low around 83. Northwest wind around 5 mph becoming southeast after midnight.
Friday
Mostly sunny, with a high near 90. Southeast wind around 5 mph.
Friday Night
Partly cloudy, with a low around 84. Northeast wind 5 to 10 mph becoming southeast after midnight.
Saturday
Sunny, with a high near 90.
Saturday Night
Mostly clear, with a low around 83.
Sunday
Sunny, with a high near 91.
Sunday Night
A slight chance of showers. Mostly clear, with a low around 84. Chance of precipitation is 10%.
Monday
Sunny, with a high near 91.
Monday Night
A chance of showers and thunderstorms. Mostly clear, with a low around 83. Chance of precipitation is 30%.
Tuesday
A slight chance of showers and thunderstorms. Sunny, with a high near 91. Chance of precipitation is 20%.
Tuesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 83. Chance of precipitation is 40%.
Wednesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 91. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
Key West Airport FL
 24.55°N 81.75°W (Elev. 0 ft)
6:15 pm EDT Aug 19, 2026
6pm EDT Aug 19, 2026-6pm EDT Aug 26, 2026
 
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Additional Resources

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