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.

Partly Cloudy

77°F

25°C

Humidity 94%
Wind Speed Calm
Barometer 30.01 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 27 Aug 11:15 pm EDT
Extended Forecast for

2 Miles NNW Melrose FL

  • Tonight

    Tonight: Partly cloudy, with a low around 73. South wind around 5 mph.

    Low: 73 °F

    Partly Cloudy

  • Friday

    Friday: Showers and thunderstorms likely, mainly after 4pm. Increasing clouds, with a high near 91. Heat index values as high as 100. Light south wind becoming southwest 6 to 11 mph in the morning. Winds could gust as high as 17 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 91 °F

    Sunny then
    T-storms
    Likely

  • Friday Night

    Friday Night: Showers and thunderstorms likely, mainly before 11pm. Mostly cloudy, with a low around 73. West wind 5 to 9 mph becoming east after midnight. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 73 °F

    T-storms
    Likely then
    Slight Chance
    T-storms

  • Saturday

    Saturday: Showers and thunderstorms, mainly between 2pm and 5pm, then showers and possibly a thunderstorm after 5pm. High near 92. Heat index values as high as 102. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 80%.

    High: 92 °F

    Slight Chance
    T-storms then
    T-storms

  • Saturday Night

    Saturday Night: Showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Low around 74. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%.

    Low: 74 °F

    T-storms then
    Slight Chance
    Showers

  • Sunday

    Sunday: A slight chance of showers, then showers and thunderstorms after 11am. High near 92. Chance of precipitation is 80%.

    High: 92 °F

    Slight Chance
    T-storms then
    T-storms

  • Sunday Night

    Sunday Night: Showers and thunderstorms before 8pm. Low around 74. Chance of precipitation is 80%.

    Low: 74 °F

    T-storms then
    Partly Cloudy

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 92.

    High: 92 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Monday Night

    Monday 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

Detailed Forecast

Tonight
Partly cloudy, with a low around 73. South wind around 5 mph.
Friday
Showers and thunderstorms likely, mainly after 4pm. Increasing clouds, with a high near 91. Heat index values as high as 100. Light south wind becoming southwest 6 to 11 mph in the morning. Winds could gust as high as 17 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers and thunderstorms likely, mainly before 11pm. Mostly cloudy, with a low around 73. West wind 5 to 9 mph becoming east after midnight. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Showers and thunderstorms, mainly between 2pm and 5pm, then showers and possibly a thunderstorm after 5pm. High near 92. Heat index values as high as 102. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 80%.
Saturday Night
Showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Low around 74. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%.
Sunday
A slight chance of showers, then showers and thunderstorms after 11am. High near 92. Chance of precipitation is 80%.
Sunday Night
Showers and thunderstorms before 8pm. Low around 74. Chance of precipitation is 80%.
Monday
A 50 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 92.
Monday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 74.
Tuesday
A 50 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 92.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74.
Wednesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Melrose FL
 29.74°N 82.06°W
Last Update:
11:12 pm EDT Aug 27, 2026
Forecast Valid:
11pm EDT Aug 27, 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