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Flooding Risks from Tropical Moisture Across the Southeast and Southwest

Tropical moisture from Isaias and Rachel will impact portions of the Southeast and Southwest this weekend. Flash flooding, strong winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, strong winds and dry fuels are raising fire weather concerns across the central Great Basin and western High Plains. Across the northern Rockies, first winter storm of the season. Read More >

Hazardous Weather Conditions

Current conditions at

The Florida Keys - Marathon International Airport (KMTH)

Lat: 24.73°NLon: 81.05°WElev: 13ft.

Mostly Cloudy

84°F

29°C

Humidity 85%
Wind Speed SE 14 G 24 mph
Barometer 30.02 in (1016.4 mb)
Dewpoint 79°F (26°C)
Visibility 10.00 mi
Heat Index96°F (36°C)
Last update 11 Oct 3:53 am EDT
Extended Forecast for

6 Miles N Big Pine Key FL

  • Overnight

    Overnight: A chance of showers and thunderstorms. Partly cloudy, with a low around 83. Southeast wind around 15 mph. Chance of precipitation is 50%.

    Low: 83 °F

    Chance
    Showers

  • Sunday

    Sunday: A chance of showers and thunderstorms, mainly before 8am. Mostly sunny, with a high near 90. Southeast wind 5 to 10 mph. Chance of precipitation is 30%.

    High: 90 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms. Mostly clear, with a low around 83. East wind around 10 mph. Chance of precipitation is 10%.

    Low: 83 °F

    Slight Chance
    T-storms

  • Columbus Day

    Columbus Day: A slight chance of showers and thunderstorms. Mostly sunny, with a high near 90. Northeast wind 5 to 10 mph. Chance of precipitation is 20%.

    High: 90 °F

    Slight Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms. Mostly clear, with a low around 80. Northeast wind 5 to 10 mph. Chance of precipitation is 30%.

    Low: 80 °F

    Chance
    Showers

  • Tuesday

    Tuesday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 79.

    Low: 79 °F

    Mostly Clear

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms. Sunny, with a high near 88. Chance of precipitation is 20%.

    High: 88 °F

    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Mostly clear, with a low around 80. Chance of precipitation is 40%.

    Low: 80 °F

    Chance
    T-storms

Detailed Forecast

Overnight
A chance of showers and thunderstorms. Partly cloudy, with a low around 83. Southeast wind around 15 mph. Chance of precipitation is 50%.
Sunday
A chance of showers and thunderstorms, mainly before 8am. Mostly sunny, with a high near 90. Southeast wind 5 to 10 mph. Chance of precipitation is 30%.
Sunday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 83. East wind around 10 mph. Chance of precipitation is 10%.
Columbus Day
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 90. Northeast wind 5 to 10 mph. Chance of precipitation is 20%.
Monday Night
A chance of showers and thunderstorms. Mostly clear, with a low around 80. Northeast wind 5 to 10 mph. Chance of precipitation is 30%.
Tuesday
Sunny, with a high near 88.
Tuesday Night
Mostly clear, with a low around 79.
Wednesday
A slight chance of showers and thunderstorms. Sunny, with a high near 88. Chance of precipitation is 20%.
Wednesday Night
A chance of showers and thunderstorms. Mostly clear, with a low around 80. Chance of precipitation is 40%.
Thursday
A chance of showers and thunderstorms. Sunny, with a high near 87. Chance of precipitation is 30%.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 80. Chance of precipitation is 40%.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 87. Chance of precipitation is 50%.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 79. Chance of precipitation is 40%.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 87. Chance of precipitation is 50%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles N Big Pine Key FL
 24.75°N 81.37°W (Elev. 0 ft)
Last Update:
4:15 am EDT Oct 11, 2026
Forecast Valid:
4am EDT Oct 11, 2026-6pm EDT Oct 17, 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