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

Thunderstorms and Heavy Rain Possible in the Northern and Central Plains and New Mexico; Dangerous Heat Continues

Severe thunderstorms, capable of producing damaging winds and isolated large hail, and heavy rainfall are possible across the northern and central Plains. Monsoonal thunderstorms may produce heavy rainfall and possible flash flooding across New Mexico. Dangerous, long duration heat will continue over much of the central and eastern U.S. Read More >

Hazardous Weather Conditions

Current conditions at

Greenville Downtown Airport (KGMU)

Lat: 34.85°NLon: 82.35°WElev: 1010ft.

Thunderstorm in Vicinity

83°F

28°C

Humidity 67%
Wind Speed N 8 mph
Barometer 30.09 in (1017.6 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 29 Jul 9:53 pm EDT
Extended Forecast for

Greenville Downtown Airport SC

  • Tonight

    Tonight: Showers and thunderstorms likely before 2am, then a slight chance of showers between 2am and 4am. Mostly cloudy, with a low around 74. East wind around 5 mph becoming light and variable after midnight. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 74 °F

    Showers
    Likely then
    Chance
    Showers

  • Wednesday

    Wednesday: Showers and thunderstorms likely before 3pm, then showers and possibly a thunderstorm between 3pm and 4pm, then showers and thunderstorms likely after 4pm. High near 90. Light and variable wind becoming south southeast around 6 mph in the morning. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 90 °F

    Slight Chance
    T-storms then
    T-storms

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely before 2am, then a chance of showers. Mostly cloudy, with a low around 75. South southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 75 °F

    T-storms
    Likely

  • Thursday

    Thursday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 5pm. High near 92. Calm wind becoming west southwest 5 to 8 mph in the morning. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 92 °F

    Chance
    Showers then
    T-storms

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely before midnight, then a slight chance of showers between midnight and 3am. Partly cloudy, with a low around 74. Southwest wind around 6 mph becoming light and variable in the evening. Chance of precipitation is 60%.

    Low: 74 °F

    T-storms
    Likely then
    Slight Chance
    Showers

  • Friday

    Friday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 5pm. High near 92. Chance of precipitation is 80%.

    High: 92 °F

    Slight Chance
    T-storms then
    T-storms

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms between 1am and 2am, then a chance of showers after 2am. Low around 71. Chance of precipitation is 80%.

    Low: 71 °F

    Showers

  • Saturday

    Saturday: A chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 3pm, then showers likely and possibly a thunderstorm after 3pm. Partly sunny, with a high near 81. Chance of precipitation is 60%.

    High: 81 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 68. Chance of precipitation is 60%.

    Low: 68 °F

    Showers
    Likely then
    Chance
    T-storms

Detailed Forecast

Tonight
Showers and thunderstorms likely before 2am, then a slight chance of showers between 2am and 4am. Mostly cloudy, with a low around 74. East wind around 5 mph becoming light and variable after midnight. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Showers and thunderstorms likely before 3pm, then showers and possibly a thunderstorm between 3pm and 4pm, then showers and thunderstorms likely after 4pm. High near 90. Light and variable wind becoming south southeast around 6 mph in the morning. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers and thunderstorms likely before 2am, then a chance of showers. Mostly cloudy, with a low around 75. South southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 5pm. High near 92. Calm wind becoming west southwest 5 to 8 mph in the morning. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers and thunderstorms likely before midnight, then a slight chance of showers between midnight and 3am. Partly cloudy, with a low around 74. Southwest wind around 6 mph becoming light and variable in the evening. Chance of precipitation is 60%.
Friday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 5pm. High near 92. Chance of precipitation is 80%.
Friday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms between 1am and 2am, then a chance of showers after 2am. Low around 71. Chance of precipitation is 80%.
Saturday
A chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 3pm, then showers likely and possibly a thunderstorm after 3pm. Partly sunny, with a high near 81. Chance of precipitation is 60%.
Saturday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 68. Chance of precipitation is 60%.
Sunday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 79. Chance of precipitation is 40%.
Sunday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68.
Monday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 83.
Monday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69.
Tuesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
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ABOUT THIS FORECAST

 
Point Forecast:
Greenville Downtown Airport SC
 34.85°N 82.35°W (Elev. 1073 ft)
Last Update:
6:46 pm EDT Jul 29, 2025
Forecast Valid:
10pm EDT Jul 29, 2025-6pm EDT Aug 5, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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