Excessive Rainfall Potential for the Southeast; Heat Expands for Center of the Nation; Critical Fire Weather for Pacific Northwest

Flash flooding threatens areas from the Tennessee Valley to the Carolinas as storms repeat along a stalled front. Monsoonal storms may trigger flooding in the Southwest. Dangerous heat expands across the Desert Southwest, Plains, mid-Mississippi Valley and Southern Tier. Critical fire weather for interior Pacific Northwest. Cooler, drier air brings brief relief to the Great Lakes and Northeast. Read More >

Current conditions at

Greenville Spartanburg International Airport (KGSP)

Lat: 34.91°NLon: 82.21°WElev: 955ft.

Fog/Mist

74°F

23°C

Humidity 97%
Wind Speed NE 3 mph
Barometer 29.96 in (1013.3 mb)
Dewpoint 73°F (23°C)
Visibility 4.00 mi
Last update 26 Jul 5:53 am EDT
Extended Forecast for

3 Miles NNW Glassy Mountain SC

  • Today

    Today: A 50 percent chance of showers and thunderstorms, mainly between 11am and 4pm.  Partly sunny, with a high near 78. North wind around 5 mph becoming light and variable  in the afternoon.  New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 78 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tonight

    Tonight: Patchy fog after 3am.  Otherwise, mostly clear, with a low around 66. North northwest wind 5 to 7 mph.

    Low: 66 °F

    Mostly Clear
    then Patchy
    Fog

  • Monday

    Monday: Patchy fog before 8am.  Otherwise, mostly sunny, with a high near 81. North wind 3 to 8 mph.

    High: 81 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 68. West northwest wind 5 to 7 mph.

    Low: 68 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 84. West southwest wind 7 to 10 mph, with gusts as high as 21 mph.

    High: 84 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 69.

    Low: 69 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

Detailed Forecast

Today
A 50 percent chance of showers and thunderstorms, mainly between 11am and 4pm. Partly sunny, with a high near 78. North wind around 5 mph becoming light and variable in the afternoon. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Patchy fog after 3am. Otherwise, mostly clear, with a low around 66. North northwest wind 5 to 7 mph.
Monday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 81. North wind 3 to 8 mph.
Monday Night
Mostly clear, with a low around 68. West northwest wind 5 to 7 mph.
Tuesday
Mostly sunny, with a high near 84. West southwest wind 7 to 10 mph, with gusts as high as 21 mph.
Tuesday Night
Mostly clear, with a low around 69.
Wednesday
Sunny, with a high near 80.
Wednesday Night
Mostly clear, with a low around 64.
Thursday
Sunny, with a high near 79.
Thursday Night
Mostly clear, with a low around 64.
Friday
Mostly sunny, with a high near 78.
Friday Night
Partly cloudy, with a low around 66.
Saturday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 75.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Glassy Mountain SC
 35.15°N 82.34°W (Elev. 2589 ft)
2:30 am EDT Jul 26, 2026
6am EDT Jul 26, 2026-6pm EDT Aug 1, 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