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

Heavy Rainfall and Flooding Concerns in the Southeast; Unsettled Weather in the West

Heavy to excessive rainfall will persist across much of the Southeast U.S. over the next several days, with isolated flash flooding possible. The heaviest rainfall is forecast over the east coast of Florida. Showers and thunderstorms will continue in the Pacific Northwest and Intermountain West through the weekend. Snow could mix with rain in the highest elevations. Read More >

Hazardous Weather Conditions

Current conditions at

The Florida Keys - Marathon International Airport (KMTH)

Lat: 24.73°NLon: 81.05°WElev: 13ft.

Fair

81°F

27°C

Humidity 72%
Wind Speed NE 5 mph
Barometer 29.95 in (1014.3 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 2 Oct 7:53 pm EDT
Extended Forecast for

Big Pine Key FL

  • Tonight

    Tonight: A chance of showers and thunderstorms. Partly cloudy, with a low around 77. Northeast wind around 10 mph. Chance of precipitation is 30%.

    Low: 77 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers and thunderstorms. Mostly sunny, with a high near 88. Northeast wind around 15 mph. Chance of precipitation is 30%.

    High: 88 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 77. Northeast wind around 15 mph. Chance of precipitation is 40%.

    Low: 77 °F

    Chance
    Showers

  • Saturday

    Saturday: A chance of showers and thunderstorms. Mostly sunny, with a high near 89. East wind 10 to 15 mph. Chance of precipitation is 40%.

    High: 89 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 77. Southeast wind around 10 mph. Chance of precipitation is 50%.

    Low: 77 °F

    Chance
    Showers

  • Sunday

    Sunday: A chance of showers and thunderstorms. Mostly sunny, with a high near 90. Chance of precipitation is 50%.

    High: 90 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 78. Chance of precipitation is 40%.

    Low: 78 °F

    Chance
    Showers

  • Monday

    Monday: A chance of showers and thunderstorms. Partly sunny, with a high near 89. Chance of precipitation is 40%.

    High: 89 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 78. Chance of precipitation is 40%.

    Low: 78 °F

    Chance
    Showers

Detailed Forecast

Tonight
A chance of showers and thunderstorms. Partly cloudy, with a low around 77. Northeast wind around 10 mph. Chance of precipitation is 30%.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 88. Northeast wind around 15 mph. Chance of precipitation is 30%.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 77. Northeast wind around 15 mph. Chance of precipitation is 40%.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 89. East wind 10 to 15 mph. Chance of precipitation is 40%.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 77. Southeast wind around 10 mph. Chance of precipitation is 50%.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 90. Chance of precipitation is 50%.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 78. Chance of precipitation is 40%.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 89. Chance of precipitation is 40%.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 78. Chance of precipitation is 40%.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 89. Chance of precipitation is 40%.
Tuesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 78. Breezy. Chance of precipitation is 30%.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 89. Chance of precipitation is 30%.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 78. Breezy. Chance of precipitation is 30%.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 89. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Big Pine Key FL
 24.68°N 81.35°W (Elev. 3 ft)
Last Update:
8:15 pm EDT Oct 2, 2025
Forecast Valid:
8pm EDT Oct 2, 2025-6pm EDT Oct 9, 2025
 
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