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

Greenville Spartanburg International Airport (KGSP)

Lat: 34.91°NLon: 82.21°WElev: 955ft.

Fair

91°F

33°C

Humidity 45%
Wind Speed S 7 mph
Barometer 29.96 in (1013.2 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index94°F (34°C)
Last update 20 Aug 6:53 pm EDT
Extended Forecast for

Greer, Greenville-Spartanburg Airport SC

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms before 2am.  Mostly cloudy, with a low around 72. Southeast wind 5 to 7 mph becoming calm  in the evening.  New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 72 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: Showers and thunderstorms likely, mainly after 5pm.  Partly sunny, with a high near 92. Heat index values as high as 101. Light and variable wind becoming south 5 to 7 mph in the afternoon.  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

    Slight Chance
    Showers then
    T-storms
    Likely

  • Friday Night

    Friday Night: Showers and thunderstorms, mainly before midnight.  Patchy fog after 4am. Low around 68. Northeast wind around 6 mph becoming calm  in the evening.  Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 68 °F

    T-storms then
    Slight Chance
    T-storms and
    Patchy Fog

  • Saturday

    Saturday: Patchy fog before 9am.  Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 89. Light and variable wind.

    High: 89 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 68. Light north northwest wind.

    Low: 68 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 90.

    High: 90 °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 66.

    Low: 66 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 50 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 72. Southeast wind 5 to 7 mph becoming calm in the evening. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Showers and thunderstorms likely, mainly after 5pm. Partly sunny, with a high near 92. Heat index values as high as 101. Light and variable wind becoming south 5 to 7 mph in the afternoon. 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. Patchy fog after 4am. Low around 68. Northeast wind around 6 mph becoming calm in the evening. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
Patchy fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 89. Light and variable wind.
Saturday Night
Mostly clear, with a low around 68. Light north northwest wind.
Sunday
Sunny, with a high near 90.
Sunday Night
Mostly clear, with a low around 65.
Monday
Sunny, with a high near 88.
Monday Night
Partly cloudy, with a low around 66.
Tuesday
Mostly 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 70.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
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ABOUT THIS FORECAST

 
Point Forecast:
Greer, Greenville-Spartanburg Airport SC
 34.91°N 82.23°W (Elev. 922 ft)
7:04 pm EDT Aug 20, 2026
7pm EDT Aug 20, 2026-6pm EDT Aug 27, 2026
 
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Additional Resources

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