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

Heavy Rainfall for the Mid-Atlantic; Heat and Wildfire Concerns for the West

Slow moving showers and thunderstorms may result in flash flooding for portions of the mid-Atlantic region today into tonight. Meanwhile, excessive heat will continue to build across the West through Tuesday. Heat Advisories and Extreme Heat Warnings are in effect. Fire Weather concerns continue for the interior Northwest with dry and breezy conditions. Watching the tropics across the Southeast. Read More >

Hazardous Weather Conditions

Current conditions at

Greenville Downtown Airport (KGMU)

Lat: 34.85°NLon: 82.35°WElev: 1010ft.

Fair

87°F

31°C

Humidity 57%
Wind Speed NW 7 mph
Barometer 30.02 in (1015.4 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index92°F (33°C)
Last update 14 Jul 6:53 pm EDT
Extended Forecast for

Greenville SC

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly between midnight and 2am. Partly cloudy, with a low around 73. Light northeast wind. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 73 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: Showers and thunderstorms likely, mainly after 3pm. Some of the storms could produce heavy rainfall. Partly sunny, with a high near 92. Heat index values as high as 101. Calm wind becoming southeast around 6 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 92 °F

    Mostly Sunny
    then Heavy
    Rain

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely before 5am, then a chance of showers. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 73. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 73 °F

    Heavy Rain

  • Wednesday

    Wednesday: Showers and thunderstorms likely, mainly after 4pm. Partly sunny, with a high near 91. Heat index values as high as 102. Calm wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 91 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely before 2am, then a chance of showers. Mostly cloudy, with a low around 73. South southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.

    Low: 73 °F

    T-storms
    Likely then
    Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers, then showers and thunderstorms likely after 11am. Partly sunny, with a high near 91. Chance of precipitation is 60%.

    High: 91 °F

    Chance
    Showers then
    T-storms
    Likely

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms before 11pm. Mostly cloudy, with a low around 74.

    Low: 74 °F

    Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: A chance of showers between 1pm and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 93. Chance of precipitation is 40%.

    High: 93 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A 40 percent chance of showers and thunderstorms before 10pm. Mostly cloudy, with a low around 73.

    Low: 73 °F

    Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Tonight
A 30 percent chance of showers and thunderstorms, mainly between midnight and 2am. Partly cloudy, with a low around 73. Light northeast wind. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
Showers and thunderstorms likely, mainly after 3pm. Some of the storms could produce heavy rainfall. Partly sunny, with a high near 92. Heat index values as high as 101. Calm wind becoming southeast around 6 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.
Tuesday Night
Showers and thunderstorms likely before 5am, then a chance of showers. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 73. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Showers and thunderstorms likely, mainly after 4pm. Partly sunny, with a high near 91. Heat index values as high as 102. Calm wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 60%. 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 73. South southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.
Thursday
A slight chance of showers, then showers and thunderstorms likely after 11am. Partly sunny, with a high near 91. Chance of precipitation is 60%.
Thursday Night
A 40 percent chance of showers and thunderstorms before 11pm. Mostly cloudy, with a low around 74.
Friday
A chance of showers between 1pm and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 93. Chance of precipitation is 40%.
Friday Night
A 40 percent chance of showers and thunderstorms before 10pm. Mostly cloudy, with a low around 73.
Saturday
A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 94.
Saturday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74.
Sunday
A 40 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 95.
Sunday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74.
Monday
A 40 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 95.
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ABOUT THIS FORECAST

 
Point Forecast:
Greenville SC
 34.83°N 82.38°W (Elev. 883 ft)
Last Update:
5:11 pm EDT Jul 14, 2025
Forecast Valid:
7pm EDT Jul 14, 2025-6pm EDT Jul 21, 2025
 
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Additional Resources

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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