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

Keystone Heights Airport (K42J)

Lat: 29.84°NLon: 82.05°WElev: 197ft.

Mostly Cloudy

84°F

29°C

Humidity 55%
Wind Speed S 6 mph
Barometer 30.11 in
Dewpoint 66°F (19°C)
Visibility 9.00 mi
Heat Index86°F (30°C)
Last update 20 May 11:55 am EDT
Extended Forecast for

3 Miles N Hampton FL

  • This Afternoon

    This Afternoon: A slight chance of showers and thunderstorms before 4pm, then a slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 93. East wind 5 to 7 mph. Chance of precipitation is 20%.

    High: 93 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms, mainly between 8pm and 10pm. Patchy fog after 2am. Otherwise, partly cloudy, with a low around 69. East wind 6 to 11 mph becoming light southeast after midnight. Winds could gust as high as 17 mph.

    Low: 69 °F

    Slight Chance
    T-storms then
    Patchy Fog

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 2pm. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 94. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 94 °F

    Patchy Fog
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 73. Southeast wind 3 to 7 mph. Chance of precipitation is 20%.

    Low: 73 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 95. Southeast wind 3 to 7 mph.

    High: 95 °F

    Sunny then
    Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 74.

    Low: 74 °F

    Chance
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 94.

    High: 94 °F

    Mostly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 75.

    Low: 75 °F

    Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93.

    High: 93 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

This Afternoon
A slight chance of showers and thunderstorms before 4pm, then a slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 93. East wind 5 to 7 mph. Chance of precipitation is 20%.
Tonight
A 20 percent chance of showers and thunderstorms, mainly between 8pm and 10pm. Patchy fog after 2am. Otherwise, partly cloudy, with a low around 69. East wind 6 to 11 mph becoming light southeast after midnight. Winds could gust as high as 17 mph.
Thursday
A 20 percent chance of showers and thunderstorms after 2pm. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 94. Calm wind becoming southeast around 5 mph in the afternoon.
Thursday Night
A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 73. Southeast wind 3 to 7 mph. Chance of precipitation is 20%.
Friday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 95. Southeast wind 3 to 7 mph.
Friday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 74.
Saturday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 94.
Saturday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 75.
Sunday
A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93.
Sunday Night
A 30 percent chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 74.
Memorial Day
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
Monday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Hampton FL
 29.9°N 82.15°W
Last Update:
8:11 am EDT May 20, 2026
Forecast Valid:
12pm EDT May 20, 2026-6pm EDT May 26, 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