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 Downtown Airport (KGMU)

Lat: 34.85°NLon: 82.35°WElev: 1010ft.

Mostly Cloudy

71°F

22°C

Humidity 94%
Wind Speed Calm
Barometer 30.12 in (1019.0 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 25 Jul 8:53 am EDT
Extended Forecast for

2 Miles N Donaldson Center Airport SC

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly between 4pm and 5pm.  Patchy fog before 10am.  Otherwise, mostly cloudy, with a high near 84. Light west northwest wind.  New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 84 °F

    Slight Chance
    Showers and
    Patchy Fog
    then Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms.  Patchy fog after 2am.  Otherwise, partly cloudy, with a low around 70. Calm wind.  Chance of precipitation is 30%.

    Low: 70 °F

    Chance
    T-storms then
    Chance
    Showers and
    Patchy Fog

  • Sunday

    Sunday: A slight chance of showers before 8am, then a chance of showers and thunderstorms after 2pm. Some of the storms could produce heavy rainfall.  Patchy fog before 8am.  Otherwise, mostly sunny, with a high near 87. Light and variable wind.  Chance of precipitation is 40%. New rainfall amounts between a quarter and half of an inch possible.

    High: 87 °F

    Patchy Fog
    then Heavy
    Rain

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 70. Calm wind.

    Low: 70 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 91. Light north northwest wind.

    High: 91 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 72.

    Low: 72 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny and hot, with a high near 95.

    High: 95 °F

    Hot

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 74.

    Low: 74 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly between 4pm and 5pm. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 84. Light west northwest wind. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of showers and thunderstorms. Patchy fog after 2am. Otherwise, partly cloudy, with a low around 70. Calm wind. Chance of precipitation is 30%.
Sunday
A slight chance of showers before 8am, then a chance of showers and thunderstorms after 2pm. Some of the storms could produce heavy rainfall. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 87. Light and variable wind. Chance of precipitation is 40%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
Mostly clear, with a low around 70. Calm wind.
Monday
Mostly sunny, with a high near 91. Light north northwest wind.
Monday Night
Mostly clear, with a low around 72.
Tuesday
Mostly sunny and hot, with a high near 95.
Tuesday Night
Partly cloudy, with a low around 74.
Wednesday
Sunny, with a high near 92.
Wednesday Night
Mostly clear, with a low around 70.
Thursday
Sunny, with a high near 91.
Thursday Night
Mostly clear, with a low around 70.
Friday
Mostly sunny, with a high near 90.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles N Donaldson Center Airport SC
 34.79°N 82.35°W (Elev. 850 ft)
6:24 am EDT Jul 25, 2026
9am EDT Jul 25, 2026-6pm EDT Jul 31, 2026
 
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Additional Resources

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