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

Autumn Temperatures for Eastern Third of the Country; Super Typhoon Approaching Guam

Cooler and less humid conditions for the eastern third of the nation as a cold slides off the east coast. Combination of dry and breezy conditions may result in spread of wildfires across the lower Mississippi Valley. In addition, fire weather conditions linger into portions of Southern California. For Guam, a super typhoon is approaching. Read More >

Hazardous Weather Conditions

Current conditions at

Key West International Airport (KEYW)

Lat: 24.56°NLon: 81.76°WElev: 3ft.

Fair

81°F

27°C

Humidity 79%
Wind Speed N 13 G 20 mph
Barometer 29.99 in (1016.0 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 17 Oct 9:53 pm EDT
Extended Forecast for

Dry Tortugas National Park FL

  • Tonight

    Tonight: Showers and possibly a thunderstorm. Low around 78. Breezy, with a northeast wind 15 to 20 mph. Chance of precipitation is 80%.

    Low: 78 °F

    Showers and
    Breezy

  • Sunday

    Sunday: A chance of showers and thunderstorms. Mostly cloudy, with a high near 83. Very windy, with a northeast wind 25 to 30 mph. Chance of precipitation is 50%.

    High: 83 °F

    Chance
    Showers and
    Very Windy

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 79. Very windy, with a northeast wind around 30 mph. Chance of precipitation is 50%.

    Low: 79 °F

    Chance
    Showers and
    Very Windy

  • Monday

    Monday: A chance of showers and thunderstorms. Mostly sunny, with a high near 84. Very windy, with a northeast wind 25 to 30 mph. Chance of precipitation is 40%.

    High: 84 °F

    Chance
    Showers and
    Very Windy

  • Monday Night

    Monday Night: A slight chance of showers. Partly cloudy, with a low around 78. Windy, with a northeast wind around 25 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.

    Low: 78 °F

    Slight Chance
    Showers and
    Windy

  • Tuesday

    Tuesday: Sunny, with a high near 83. Windy.

    High: 83 °F

    Sunny and
    Windy

  • Tuesday Night

    Tuesday Night: A slight chance of showers. Partly cloudy, with a low around 77. Windy. Chance of precipitation is 10%.

    Low: 77 °F

    Slight Chance
    Showers and
    Windy

  • Wednesday

    Wednesday: Sunny, with a high near 82. Windy.

    High: 82 °F

    Sunny and
    Windy

  • Wednesday Night

    Wednesday Night: A slight chance of showers. Mostly clear, with a low around 77. Chance of precipitation is 10%.

    Low: 77 °F

    Slight Chance
    Showers

Detailed Forecast

Tonight
Showers and possibly a thunderstorm. Low around 78. Breezy, with a northeast wind 15 to 20 mph. Chance of precipitation is 80%.
Sunday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 83. Very windy, with a northeast wind 25 to 30 mph. Chance of precipitation is 50%.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 79. Very windy, with a northeast wind around 30 mph. Chance of precipitation is 50%.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 84. Very windy, with a northeast wind 25 to 30 mph. Chance of precipitation is 40%.
Monday Night
A slight chance of showers. Partly cloudy, with a low around 78. Windy, with a northeast wind around 25 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.
Tuesday
Sunny, with a high near 83. Windy.
Tuesday Night
A slight chance of showers. Partly cloudy, with a low around 77. Windy. Chance of precipitation is 10%.
Wednesday
Sunny, with a high near 82. Windy.
Wednesday Night
A slight chance of showers. Mostly clear, with a low around 77. Chance of precipitation is 10%.
Thursday
A slight chance of showers. Sunny, with a high near 81. Windy. Chance of precipitation is 10%.
Thursday Night
A slight chance of showers. Mostly clear, with a low around 76. Chance of precipitation is 20%.
Friday
A slight chance of showers. Sunny, with a high near 81. Chance of precipitation is 20%.
Friday Night
A slight chance of showers. Mostly clear, with a low around 77. Chance of precipitation is 20%.
Saturday
A slight chance of showers. Sunny, with a high near 81. Chance of precipitation is 20%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Dry Tortugas National Park FL
 24.62°N 82.87°W (Elev. 0 ft)
Last Update:
10:15 pm EDT Oct 17, 2026
Forecast Valid:
10pm EDT Oct 17, 2026-6pm EDT Oct 24, 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