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

Greenville Downtown Airport (KGMU)

Lat: 34.85°NLon: 82.35°WElev: 1010ft.

A Few Clouds

74°F

23°C

Humidity 94%
Wind Speed Calm
Barometer 30.10 in (1018.3 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 12 Jul 7:53 am EDT
Extended Forecast for

Welcome SC

  • Today

    Today: Showers and thunderstorms likely, mainly after 4pm. Mostly cloudy, with a high near 89. Calm 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: 89 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Tonight

    Tonight: Showers and thunderstorms before 2am, then showers likely and possibly a thunderstorm between 2am and 5am, then a chance of showers after 5am. Low around 68. East 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
    Showers
    Likely

  • Monday

    Monday: Showers and thunderstorms likely, mainly after 4pm. Mostly cloudy, with a high near 79. East wind 5 to 7 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 79 °F

    Chance
    Showers then
    T-storms
    Likely

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm before 1am, then showers likely. Low around 67. Northeast wind 8 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 67 °F

    T-storms then
    Showers

  • Tuesday

    Tuesday: A chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Mostly cloudy, with a high near 81. Northeast wind 9 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 60%.

    High: 81 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 68. Chance of precipitation is 60%.

    Low: 68 °F

    Showers
    Likely then
    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 70.

    Low: 70 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

Detailed Forecast

Today
Showers and thunderstorms likely, mainly after 4pm. Mostly cloudy, with a high near 89. Calm 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.
Tonight
Showers and thunderstorms before 2am, then showers likely and possibly a thunderstorm between 2am and 5am, then a chance of showers after 5am. Low around 68. East 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.
Monday
Showers and thunderstorms likely, mainly after 4pm. Mostly cloudy, with a high near 79. East wind 5 to 7 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday Night
Showers and possibly a thunderstorm before 1am, then showers likely. Low around 67. Northeast wind 8 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
A chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Mostly cloudy, with a high near 81. Northeast wind 9 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 60%.
Tuesday Night
Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 68. Chance of precipitation is 60%.
Wednesday
Mostly sunny, with a high near 87.
Wednesday Night
Mostly clear, with a low around 70.
Thursday
Sunny, with a high near 92.
Thursday Night
Mostly clear, with a low around 73.
Friday
Sunny, with a high near 93.
Friday Night
Partly cloudy, with a low around 73.
Saturday
Mostly sunny, with a high near 92.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Welcome SC
 34.82°N 82.46°W (Elev. 928 ft)
Last Update:
6:40 am EDT Jul 12, 2026
Forecast Valid:
8am EDT Jul 12, 2026-6pm EDT Jul 18, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation