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

Significant Coastal Impacts to the Eastern Seaboard; Tropical Storm Nolo to Impact Hawaii

A Nor'easter will bring significant coastal impacts to the Mid-Atlantic and New England through the weekend. Moderate to major coastal flooding, heavy rain, strong winds and high surf expected. Tropical Storm Nolo will continue to strengthen as it moves north toward the Big Island of Hawaii. Heavy rainfall may bring life-threatening, catastrophic flooding and mudslides through the weekend. Read More >

Hazardous Weather Conditions

Current conditions at

Key West International Airport (KEYW)

Lat: 24.56°NLon: 81.76°WElev: 3ft.

Fair

83°F

28°C

Humidity 85%
Wind Speed Calm
Barometer 29.88 in (1012.2 mb)
Dewpoint 78°F (26°C)
Visibility 10.00 mi
Heat Index93°F (34°C)
Last update 25 Sep 2:53 am EDT
Extended Forecast for

Key West FL

  • Overnight

    Overnight: A chance of showers and thunderstorms. Partly cloudy, with a low around 78. North wind around 10 mph. Chance of precipitation is 30%.

    Low: 78 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers and thunderstorms before 8am. Mostly sunny, with a high near 88. Northeast wind 5 to 10 mph. Chance of precipitation is 30%.

    High: 88 °F

    Chance
    Showers then
    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 77. North wind around 5 mph.

    Low: 77 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 87. Northeast wind around 5 mph.

    High: 87 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 77. North wind around 5 mph.

    Low: 77 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 79.

    Low: 79 °F

    Mostly Cloudy

  • Monday

    Monday: A chance of showers and thunderstorms. Partly sunny, with a high near 88. Chance of precipitation is 40%.

    High: 88 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 77. Chance of precipitation is 50%.

    Low: 77 °F

    Chance
    T-storms

Detailed Forecast

Overnight
A chance of showers and thunderstorms. Partly cloudy, with a low around 78. North wind around 10 mph. Chance of precipitation is 30%.
Friday
A chance of showers and thunderstorms before 8am. Mostly sunny, with a high near 88. Northeast wind 5 to 10 mph. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 77. North wind around 5 mph.
Saturday
Mostly sunny, with a high near 87. Northeast wind around 5 mph.
Saturday Night
Partly cloudy, with a low around 77. North wind around 5 mph.
Sunday
Sunny, with a high near 88.
Sunday Night
Mostly cloudy, with a low around 79.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 88. Chance of precipitation is 40%.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 77. Chance of precipitation is 50%.
Tuesday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 87. Chance of precipitation is 60%.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 79. Chance of precipitation is 70%.
Wednesday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 88. Chance of precipitation is 60%.
Wednesday Night
Showers likely and possibly a thunderstorm. Partly cloudy, with a low around 80. Chance of precipitation is 60%.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 89. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Key West FL
 24.55°N 81.77°W (Elev. 7 ft)
Last Update:
3:15 am EDT Sep 25, 2026
Forecast Valid:
3am EDT Sep 25, 2026-6pm EDT Oct 1, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation