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

Dangerous Heat and Possible Flooding

Dangerous heat will persist across the Southwest U.S. through Saturday with daytime highs of 110-115°F. Extreme Heat Warnings remain in effect. Dangerous heat will build across the southern Plains again beginning this weekend. Heavy to excessive rain over the Carolinas Friday may lead to isolated areas of flash flooding. Read More >

Hazardous Weather Conditions

Current conditions at

Key West Naval Air Station (KNQX)

Lat: 24.58°NLon: 81.68°WElev: 3ft.

Partly Cloudy

88°F

31°C

Humidity 66%
Wind Speed SE 8 mph
Barometer 30.05 in (1017.4 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index98°F (37°C)
Last update 28 Aug 9:53 am EDT
Extended Forecast for

3 Miles NW Big Pine Key FL

  • Today

    Today: A chance of showers and thunderstorms. Mostly sunny, with a high near 91. East wind around 5 mph. Chance of precipitation is 30%.

    High: 91 °F

    Chance
    T-storms

  • Tonight

    Tonight: A slight chance of showers and thunderstorms. Mostly clear, with a low around 83. East wind 5 to 10 mph. Chance of precipitation is 10%.

    Low: 83 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: A chance of showers and thunderstorms. Mostly sunny, with a high near 91. East wind 5 to 10 mph. Chance of precipitation is 40%.

    High: 91 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 82. East wind around 10 mph. Chance of precipitation is 50%.

    Low: 82 °F

    Chance
    T-storms

  • Sunday

    Sunday: A chance of showers and thunderstorms. Mostly sunny, with a high near 91. Southeast wind around 10 mph. Chance of precipitation is 50%.

    High: 91 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 83. Chance of precipitation is 30%.

    Low: 83 °F

    Chance
    T-storms

  • Monday

    Monday: A chance of showers and thunderstorms. Mostly sunny, with a high near 93. Chance of precipitation is 40%.

    High: 93 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 81. Chance of precipitation is 50%.

    Low: 81 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers and thunderstorms. Mostly sunny, with a high near 92. Chance of precipitation is 50%.

    High: 92 °F

    Chance
    T-storms

Detailed Forecast

Today
A chance of showers and thunderstorms. Mostly sunny, with a high near 91. East wind around 5 mph. Chance of precipitation is 30%.
Tonight
A slight chance of showers and thunderstorms. Mostly clear, with a low around 83. East wind 5 to 10 mph. Chance of precipitation is 10%.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 91. East wind 5 to 10 mph. Chance of precipitation is 40%.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 82. East wind around 10 mph. Chance of precipitation is 50%.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 91. Southeast wind around 10 mph. Chance of precipitation is 50%.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 83. Chance of precipitation is 30%.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 93. Chance of precipitation is 40%.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 81. Chance of precipitation is 50%.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 92. Chance of precipitation is 50%.
Tuesday Night
Showers likely and possibly a thunderstorm. Partly cloudy, with a low around 81. Chance of precipitation is 60%.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 92. Chance of precipitation is 50%.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 80. Chance of precipitation is 50%.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 92. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NW Big Pine Key FL
 24.7°N 81.38°W (Elev. 3 ft)
Last Update:
10:16 am EDT Aug 28, 2026
Forecast Valid:
10am EDT Aug 28, 2026-6pm EDT Sep 3, 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