Excessive Rainfall Possible This Weekend; October Heat Wave in California

A slow moving front will be the focus area for heavy to excessive rainfall and a threat for flash/urban flooding across the northern Gulf Coast and Southeast U.S. through this weekend. Abnormally hot, potentially record-breaking, temperatures will impact southern California and stretch north toward the Bay Area and Central Valley into next week. Read More >

Current conditions at

Greenville Downtown Airport (KGMU)

Lat: 34.85°NLon: 82.35°WElev: 1010ft.

Fair

80°F

27°C

Humidity 74%
Wind Speed S 6 mph
Barometer 30.08 in (1017.6 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 3 Oct 6:53 pm EDT
Extended Forecast for

Greenville SC

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before midnight, then a chance of showers. Some of the storms could produce heavy rainfall.  Patchy fog between 2am and 3am.  Otherwise, mostly cloudy, with a low around 62. South southeast wind 5 to 11 mph becoming northeast in the evening. Winds could gust as high as 21 mph.  Chance of precipitation is 70%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 62 °F

    Heavy Rain
    then Heavy
    Rain and
    Patchy Fog

  • Sunday

    Sunday: A chance of rain before 2pm, then a chance of showers and thunderstorms after 2pm.  Patchy fog before 10am, then patchy fog after 5pm.  Otherwise, cloudy, with a high near 72. Northeast wind 5 to 8 mph becoming calm  in the afternoon.  Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 72 °F

    Chance
    Showers and
    Patchy Fog

  • Sunday Night

    Sunday Night: Showers and thunderstorms likely before 8pm, then a chance of rain, mainly between 8pm and 3am.  Patchy fog before 7pm, then patchy fog after 10pm.  Otherwise, cloudy, with a low around 64. Calm wind.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Showers
    Likely and
    Patchy Fog

  • Monday

    Monday: Areas of fog before 9am.  Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 78. Calm wind becoming east northeast 5 to 8 mph in the morning.

    High: 78 °F

    Areas Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 56. Northeast wind 5 to 8 mph.

    Low: 56 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

Detailed Forecast

Tonight
Showers likely and possibly a thunderstorm before midnight, then a chance of showers. Some of the storms could produce heavy rainfall. Patchy fog between 2am and 3am. Otherwise, mostly cloudy, with a low around 62. South southeast wind 5 to 11 mph becoming northeast in the evening. Winds could gust as high as 21 mph. Chance of precipitation is 70%. New precipitation amounts between a half and three quarters of an inch possible.
Sunday
A chance of rain before 2pm, then a chance of showers and thunderstorms after 2pm. Patchy fog before 10am, then patchy fog after 5pm. Otherwise, cloudy, with a high near 72. Northeast wind 5 to 8 mph becoming calm in the afternoon. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Showers and thunderstorms likely before 8pm, then a chance of rain, mainly between 8pm and 3am. Patchy fog before 7pm, then patchy fog after 10pm. Otherwise, cloudy, with a low around 64. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
Areas of fog before 9am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 78. Calm wind becoming east northeast 5 to 8 mph in the morning.
Monday Night
Mostly clear, with a low around 56. Northeast wind 5 to 8 mph.
Tuesday
Sunny, with a high near 72.
Tuesday Night
Mostly clear, with a low around 51.
Wednesday
Sunny, with a high near 74.
Wednesday Night
Mostly clear, with a low around 52.
Thursday
Sunny, with a high near 80.
Thursday Night
Mostly clear, with a low around 54.
Friday
Mostly sunny, with a high near 79.
Friday Night
Partly cloudy, with a low around 55.
Saturday
Mostly sunny, with a high near 77.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Greenville SC
 34.83°N 82.38°W (Elev. 883 ft)
7:23 pm EDT Oct 3, 2026
7pm EDT Oct 3, 2026-6pm EDT Oct 10, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database