Tropical Storm Arthur and Heavy Rainfall in the South; Severe Weather in the Midwest

An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana tonight. Intense tornadoes, swaths of damaging gusts, and hail in excess of 2 inches in diameter possible. Tropical Storm Arthur will continue to produce strong winds across coastal Upper Texas and Louisiana tonight, as well as potentially life-threatening flooding across southern Louisiana into Mississippi. Read More >

Current conditions at

Franklin County Airport (K18A)

Lat: 34.34°NLon: 83.13°WElev: 890ft.

Fair

75°F

24°C

Humidity 88%
Wind Speed S 5 mph
Barometer 29.92 in
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Last update 18 Jun 12:15 am EDT
Extended Forecast for

Lavonia GA

  • Overnight

    Overnight: Increasing clouds, with a low around 72. Southwest wind around 10 mph, with gusts as high as 21 mph.

    Low: 72 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Showers and thunderstorms likely before 4pm, then showers likely and possibly a thunderstorm between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm.  Mostly sunny during the morning, then cloudy during the afternoon, with a high near 84. Southwest wind 11 to 14 mph, with gusts as high as 24 mph.  Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 84 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers and thunderstorms before 5am, then a chance of showers. Some of the storms could produce heavy rainfall.  Patchy fog. Low around 68. South wind 6 to 8 mph.  Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 68 °F

    Showers and
    Patchy Fog
    then Heavy
    Rain and
    Patchy Fog

  • Juneteenth

    Juneteenth: A slight chance of showers between 10am and 11am, then a chance of showers and thunderstorms after 11am.  Partly sunny, with a high near 87. West wind 8 to 10 mph.  Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 87 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of thunderstorms before 8pm.  Mostly cloudy, with a low around 66. West wind 5 to 7 mph becoming calm  after midnight.  Chance of precipitation is 30%.

    Low: 66 °F

    Chance
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 66.

    Low: 66 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am.  Mostly cloudy, with a low around 70. Chance of precipitation is 40%.

    Low: 70 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Increasing clouds, with a low around 72. Southwest wind around 10 mph, with gusts as high as 21 mph.
Thursday
Showers and thunderstorms likely before 4pm, then showers likely and possibly a thunderstorm between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm. Mostly sunny during the morning, then cloudy during the afternoon, with a high near 84. Southwest wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
Showers and thunderstorms before 5am, then a chance of showers. Some of the storms could produce heavy rainfall. Patchy fog. Low around 68. South wind 6 to 8 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Juneteenth
A slight chance of showers between 10am and 11am, then a chance of showers and thunderstorms after 11am. Partly sunny, with a high near 87. West wind 8 to 10 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
A chance of thunderstorms before 8pm. Mostly cloudy, with a low around 66. West wind 5 to 7 mph becoming calm after midnight. Chance of precipitation is 30%.
Saturday
Sunny, with a high near 87.
Saturday Night
Mostly clear, with a low around 66.
Sunday
Mostly sunny, with a high near 88.
Sunday Night
A chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 70. Chance of precipitation is 40%.
Monday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 87. Chance of precipitation is 40%.
Monday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70.
Tuesday
Mostly sunny, with a high near 87.
Tuesday Night
Partly cloudy, with a low around 68.
Wednesday
Mostly sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
Lavonia GA
 34.44°N 83.11°W (Elev. 843 ft)
8:09 pm EDT Jun 17, 2026
12am EDT Jun 18, 2026-6pm EDT Jun 24, 2026
 
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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