Areas of Severe Thunderstorms and Heat

Scattered severe thunderstorms and excessive rainfall are possible today in the Mid Atlantic, posing a risk for damaging winds and isolated flash flooding. Extreme Heat Warnings are in effect today for northeast Texas into southern Oklahoma and Arkansas. Extreme Heat Warnings are also in effect for the Desert Southwest today into Sunday. Read More >

Current conditions at

Union County Airport - Troy Shelton Field (K35A)

Lat: 34.69°NLon: 81.64°WElev: 610ft.

Fair

93°F

34°C

Humidity 48%
Wind Speed S 5 mph
Barometer 30.00 in
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index100°F (38°C)
Last update 20 Aug 3:15 pm EDT
Extended Forecast for

2 Miles SE Jonesville SC

  • Tonight

    Tonight: A chance of showers and thunderstorms before 2am, then a slight chance of showers.  Mostly cloudy, with a low around 71. Calm wind.  Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 71 °F

    Chance
    T-storms

  • Friday

    Friday: A chance of showers and thunderstorms before 4pm, then showers likely and possibly a thunderstorm between 4pm and 5pm, then showers and thunderstorms likely after 5pm.  Partly sunny, with a high near 92. Heat index values as high as 100. Light and variable wind.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 92 °F

    Mostly Sunny
    then T-storms
    Likely

  • Friday Night

    Friday Night: Showers and thunderstorms, mainly before midnight.  Low around 68. Calm wind.  Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 68 °F

    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 88. Calm wind.

    High: 88 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 68. Calm wind.

    Low: 68 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 65.

    Low: 65 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 65.

    Low: 65 °F

    Partly Cloudy

Detailed Forecast

Tonight
A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 71. Calm wind. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
A chance of showers and thunderstorms before 4pm, then showers likely and possibly a thunderstorm between 4pm and 5pm, then showers and thunderstorms likely after 5pm. Partly sunny, with a high near 92. Heat index values as high as 100. Light and variable wind. 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, mainly before midnight. Low around 68. Calm wind. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 88. Calm wind.
Saturday Night
Mostly clear, with a low around 68. Calm wind.
Sunday
Sunny, with a high near 89.
Sunday Night
Mostly clear, with a low around 65.
Monday
Sunny, with a high near 88.
Monday Night
Partly cloudy, with a low around 65.
Tuesday
Sunny, with a high near 88.
Tuesday Night
Partly cloudy, with a low around 67.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69.
Thursday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SE Jonesville SC
 34.82°N 81.66°W (Elev. 692 ft)
2:23 pm EDT Aug 20, 2026
3pm EDT Aug 20, 2026-6pm EDT Aug 27, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database