Heavy Lake Effect Snow; Subfreezing Temperatures in the Eastern U.S.

A multi-day heavy lake effect snow event is expected downwind of Lakes Erie and Ontario through New Year's Day. The Arctic front will continue to bring increasing winds to the Northeast that will remain gusty. Subfreezing overnight low temperatures will be found as far south as the Gulf Coast. Read More >

Hazardous Weather Conditions

Current conditions at

Greenville Downtown Airport (KGMU)

Lat: 34.85°NLon: 82.35°WElev: 1010ft.

Fair

30°F

-1°C

Humidity 61%
Wind Speed N 12 mph
Barometer 29.99 in (1015.9 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill20°F (-7°C)
Last update 30 Dec 1:53 am EST
Extended Forecast for

Greenville Downtown Airport SC

  • Overnight

    Overnight: Clear, with a low around 28. North wind around 6 mph.

    Low: 28 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 47. North northwest wind around 7 mph becoming southwest in the afternoon.

    High: 47 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 26. North northeast wind around 6 mph becoming calm  in the evening.

    Low: 26 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 53. West southwest wind 5 to 11 mph, with gusts as high as 20 mph.

    High: 53 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 32. West southwest wind around 9 mph.

    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 36.

    Low: 36 °F

    Partly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 58.

    High: 58 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Rain likely, mainly after 1am.  Mostly cloudy, with a low around 46. Chance of precipitation is 70%.

    Low: 46 °F

    Chance Rain
    then Rain
    Likely

Detailed Forecast

Overnight
Clear, with a low around 28. North wind around 6 mph.
Tuesday
Sunny, with a high near 47. North northwest wind around 7 mph becoming southwest in the afternoon.
Tuesday Night
Mostly clear, with a low around 26. North northeast wind around 6 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 53. West southwest wind 5 to 11 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 32. West southwest wind around 9 mph.
New Year's Day
Sunny, with a high near 57.
Thursday Night
Partly cloudy, with a low around 36.
Friday
Mostly cloudy, with a high near 58.
Friday Night
Rain likely, mainly after 1am. Mostly cloudy, with a low around 46. Chance of precipitation is 70%.
Saturday
Rain likely, mainly before 9am. Mostly cloudy, with a high near 58. Chance of precipitation is 60%.
Saturday Night
Partly cloudy, with a low around 40.
Sunday
Partly sunny, with a high near 55.
Sunday Night
Partly cloudy, with a low around 39.
Monday
Mostly sunny, with a high near 60.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Greenville Downtown Airport SC
 34.85°N 82.35°W (Elev. 1073 ft)
1:33 am EST Dec 30, 2025
2am EST Dec 30, 2025-6pm EST Jan 5, 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