Powerful Winter Storm from the Upper Midwest into the Northeast; Severe Thunderstorms in the Midwest and Ohio Valley

A rapidly-intensifying storm is expected to bring heavy snow, blizzard conditions, and icing from the Upper Midwest through the Great Lakes and Northeast. Scattered severe thunderstorms may produce severe/damaging wind gusts and a couple of tornadoes across parts of the Midwest and lower Ohio Valley through the evening. Arctic air will expand across the central and southern U.S.. Read More >

Hazardous Weather Conditions

Current conditions at

Greenville Downtown Airport (KGMU)

Lat: 34.85°NLon: 82.35°WElev: 1010ft.

Fog/Mist

56°F

13°C

Humidity 100%
Wind Speed SW 12 G 21 mph
Barometer 29.80 in (1008.9 mb)
Dewpoint 56°F (13°C)
Visibility 1.00 mi
Last update 29 Dec 3:53 am EST
Extended Forecast for

3 Miles ESE Greenville Downtown Airport SC

  • Overnight

    Overnight: A 30 percent chance of rain after 5am.  Patchy fog.  Otherwise, mostly cloudy, with a steady temperature around 57. Southwest wind around 15 mph, with gusts as high as 26 mph.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 57 °F

    Chance Rain
    and Patchy
    Fog

  • Monday

    Monday: A chance of rain before 7am, then a slight chance of showers between 7am and 8am.  Patchy fog before 7am.  Otherwise, cloudy through mid morning, then gradual clearing, with a temperature falling to around 47 by 5pm. West southwest wind 14 to 18 mph, with gusts as high as 31 mph.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 60 °F

    Chance Rain
    and Patchy
    Fog then
    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 25. North northwest wind 5 to 9 mph becoming light west northwest  after midnight.

    Low: 25 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 46. West wind around 6 mph.

    High: 46 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 26. North northeast wind around 5 mph becoming calm  in the evening.

    Low: 26 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 53.

    High: 53 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

  • New Year's Day

    New Year's Day: Sunny, with a high near 57.

    High: 57 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 30 percent chance of rain after 5am. Patchy fog. Otherwise, mostly cloudy, with a steady temperature around 57. Southwest wind around 15 mph, with gusts as high as 26 mph. New precipitation amounts of less than a tenth of an inch possible.
Monday
A chance of rain before 7am, then a slight chance of showers between 7am and 8am. Patchy fog before 7am. Otherwise, cloudy through mid morning, then gradual clearing, with a temperature falling to around 47 by 5pm. West southwest wind 14 to 18 mph, with gusts as high as 31 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Clear, with a low around 25. North northwest wind 5 to 9 mph becoming light west northwest after midnight.
Tuesday
Sunny, with a high near 46. West wind around 6 mph.
Tuesday Night
Mostly clear, with a low around 26. North northeast wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 53.
Wednesday Night
Mostly clear, with a low around 32.
New Year's Day
Sunny, with a high near 57.
Thursday Night
Partly cloudy, with a low around 34.
Friday
Mostly cloudy, with a high near 56.
Friday Night
Rain likely. Mostly cloudy, with a low around 42. Chance of precipitation is 60%.
Saturday
Rain likely. Mostly cloudy, with a high near 53. Chance of precipitation is 60%.
Saturday Night
Partly cloudy, with a low around 37.
Sunday
Mostly sunny, with a high near 54.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Greenville Downtown Airport SC
 34.85°N 82.32°W (Elev. 1010 ft)
3:23 am EST Dec 29, 2025
4am EST Dec 29, 2025-6pm EST Jan 4, 2026
 
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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