Autumn Temperatures for Eastern Third of the Country; Developing Offshore Coastal Storm

Cooler and less humid conditions for most of the eastern third of the nation as high pressure dominates the weather pattern. Otherwise, rather tranquil weather for most of the nation for the end of the weekend into the start of this week. We continue to monitor a developing coastal storm offshore of the Carolinas; Coastal flooding and beach erosion possible along portions of the Mid-Atlantic. Read More >

Hazardous Weather Conditions

Current conditions at

Key West International Airport (KEYW)

Lat: 24.56°NLon: 81.76°WElev: 3ft.

Mostly Cloudy

84°F

29°C

Humidity 77%
Wind Speed NE 13 G 23 mph
Barometer 30.00 in (1016.4 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index93°F (34°C)
Last update 18 Oct 1:53 pm EDT
Extended Forecast for

Key West FL

  • This Afternoon

    This Afternoon: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a high near 84. Northeast wind around 15 mph.  Chance of precipitation is 70%.

    High: 84 °F

    Showers
    Likely

  • Tonight

    Tonight: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 77. Breezy, with a northeast wind around 20 mph.  Chance of precipitation is 50%.

    Low: 77 °F

    Chance
    Showers and
    Breezy

  • Monday

    Monday: A chance of showers and thunderstorms.  Mostly sunny, with a high near 86. Breezy, with a northeast wind 15 to 20 mph.  Chance of precipitation is 40%.

    High: 86 °F

    Chance
    Showers and
    Breezy

  • Monday Night

    Monday Night: A slight chance of showers.  Partly cloudy, with a low around 76. Northeast wind around 15 mph.  Chance of precipitation is 20%.

    Low: 76 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: Sunny, with a high near 86. Breezy, with a northeast wind 15 to 20 mph.

    High: 86 °F

    Mostly Sunny
    and Breezy
    then Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 75.

    Low: 75 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of showers.  Mostly clear, with a low around 76. Chance of precipitation is 20%.

    Low: 76 °F

    Slight Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers and thunderstorms.  Sunny, with a high near 83. Windy.  Chance of precipitation is 20%.

    High: 83 °F

    Slight Chance
    T-storms and
    Windy

Detailed Forecast

This Afternoon
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 84. Northeast wind around 15 mph. Chance of precipitation is 70%.
Tonight
A chance of showers and thunderstorms. Mostly cloudy, with a low around 77. Breezy, with a northeast wind around 20 mph. Chance of precipitation is 50%.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 86. Breezy, with a northeast wind 15 to 20 mph. Chance of precipitation is 40%.
Monday Night
A slight chance of showers. Partly cloudy, with a low around 76. Northeast wind around 15 mph. Chance of precipitation is 20%.
Tuesday
Sunny, with a high near 86. Breezy, with a northeast wind 15 to 20 mph.
Tuesday Night
Mostly clear, with a low around 75.
Wednesday
Sunny, with a high near 85.
Wednesday Night
A slight chance of showers. Mostly clear, with a low around 76. Chance of precipitation is 20%.
Thursday
A slight chance of showers and thunderstorms. Sunny, with a high near 83. Windy. Chance of precipitation is 20%.
Thursday Night
A chance of showers. Mostly clear, with a low around 75. Chance of precipitation is 30%.
Friday
A chance of showers. Sunny, with a high near 83. Breezy. Chance of precipitation is 30%.
Friday Night
A chance of showers. Mostly clear, with a low around 75. Chance of precipitation is 30%.
Saturday
A chance of showers. Sunny, with a high near 83. Windy. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Key West FL
 24.56°N 81.8°W (Elev. 3 ft)
1:15 pm EDT Oct 18, 2026
1pm EDT Oct 18, 2026-6pm EDT Oct 24, 2026
 
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Additional Resources

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