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

Excessive Rainfall Possible for the Gulf Coast and Florida; 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 parts of the Gulf Coast into central/northern Florida early this week. Abnormally hot, potentially record-breaking, temperatures will continue for southern California and stretch north toward the Bay Area and Central Valley this week. Read More >

Current conditions at

Greenville Downtown Airport (KGMU)

Lat: 34.85°NLon: 82.35°WElev: 1010ft.

Mostly Cloudy

72°F

22°C

Humidity 76%
Wind Speed Vrbl 3 mph
Barometer 30.10 in (1018.7 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 4 Oct 4:53 pm EDT
Extended Forecast for

Dunean SC

  • This Afternoon

    This Afternoon: A 20 percent chance of rain. Cloudy, with a high near 71. Calm wind.

    High: 71 °F

    Slight Chance
    Rain

  • Tonight

    Tonight: A 20 percent chance of rain before 2am. Patchy fog after 11pm. Otherwise, cloudy, with a low around 65. Calm wind.

    Low: 65 °F

    Slight Chance
    Rain and
    Patchy Fog

  • Monday

    Monday: Patchy fog before 10am. 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

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 55. Northeast wind 3 to 7 mph.

    Low: 55 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 73. East northeast wind 9 to 13 mph, with gusts as high as 18 mph.

    High: 73 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 51.

    Low: 51 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of rain. Cloudy, with a high near 71. Calm wind.
Tonight
A 20 percent chance of rain before 2am. Patchy fog after 11pm. Otherwise, cloudy, with a low around 65. Calm wind.
Monday
Patchy fog before 10am. 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 55. Northeast wind 3 to 7 mph.
Tuesday
Sunny, with a high near 73. East northeast wind 9 to 13 mph, with gusts as high as 18 mph.
Tuesday Night
Clear, with a low around 51.
Wednesday
Sunny, with a high near 78.
Wednesday Night
Mostly clear, with a low around 54.
Thursday
Sunny, with a high near 84.
Thursday Night
Mostly clear, with a low around 56.
Friday
Mostly sunny, with a high near 81.
Friday Night
Mostly cloudy, with a low around 58.
Saturday
Mostly cloudy, with a high near 75.
Saturday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 56.
Sunday
Showers likely. The rain could be heavy at times. Mostly cloudy, with a high near 70.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Dunean SC
 34.81°N 82.43°W (Elev. 928 ft)
Last Update:
2:23 pm EDT Oct 4, 2026
Forecast Valid:
5pm EDT Oct 4, 2026-6pm EDT Oct 11, 2026
 
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