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

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

Greenville Spartanburg International Airport (KGSP)

Lat: 34.91°NLon: 82.21°WElev: 955ft.

Fair

76°F

24°C

Humidity 82%
Wind Speed SW 12 mph
Barometer 29.90 in (1011.3 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 18 Jun 12:53 am EDT
Extended Forecast for

Landrum SC

  • Overnight

    Overnight: Partly cloudy, with a low around 71. West southwest wind around 15 mph, with gusts as high as 28 mph.

    Low: 71 °F

    Partly Cloudy

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms, mainly after 2pm. Increasing clouds, with a high near 87. Southwest wind 16 to 18 mph, with gusts as high as 30 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 87 °F

    Mostly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely, mainly before midnight. Patchy fog after 1am. Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 68. Southwest wind 6 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 68 °F

    Showers
    Likely then
    Slight Chance
    T-storms and
    Patchy Fog

  • Juneteenth

    Juneteenth: A slight chance of showers between 10am and 11am, then a chance of showers and thunderstorms after 11am. Patchy fog before 7am. Otherwise, partly sunny, with a high near 87. West northwest wind around 6 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 and
    Patchy Fog
    then Chance
    T-storms

  • Friday Night

    Friday Night: A chance of thunderstorms before 8pm. Partly cloudy, with a low around 64. North northwest wind around 6 mph. Chance of precipitation is 30%.

    Low: 64 °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 65.

    Low: 65 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 69.

    Low: 69 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 71. West southwest wind around 15 mph, with gusts as high as 28 mph.
Thursday
A 50 percent chance of showers and thunderstorms, mainly after 2pm. Increasing clouds, with a high near 87. Southwest wind 16 to 18 mph, with gusts as high as 30 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers and thunderstorms likely, mainly before midnight. Patchy fog after 1am. Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 68. Southwest wind 6 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Juneteenth
A slight chance of showers between 10am and 11am, then a chance of showers and thunderstorms after 11am. Patchy fog before 7am. Otherwise, partly sunny, with a high near 87. West northwest wind around 6 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. Partly cloudy, with a low around 64. North northwest wind around 6 mph. Chance of precipitation is 30%.
Saturday
Sunny, with a high near 87.
Saturday Night
Mostly clear, with a low around 65.
Sunday
Mostly sunny, with a high near 88.
Sunday Night
Partly cloudy, with a low around 69.
Monday
A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 87.
Monday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 68.
Tuesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 66.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Landrum SC
 35.18°N 82.2°W (Elev. 1001 ft)
Last Update:
8:09 pm EDT Jun 17, 2026
Forecast Valid:
1am EDT Jun 18, 2026-6pm EDT Jun 24, 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