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

Strong Storm System Brings Heavy Mountain Snow to the Sierra Nevada and Critical Fire Weather Conditions to the Plains

A Pacific storm system will continue to bring low elevation rain and mountain snow to much of the West through Wednesday, with heavy mountain snow expected in the higher elevations of the Sierra Nevada. This system will also bring strong winds to the Intermountain West, Rockies, and Plains, which will create Critical fire weather conditions for the High Plains. Read More >

Current conditions at

Greenville Downtown Airport (KGMU)

Lat: 34.85°NLon: 82.35°WElev: 1010ft.

Fair

60°F

16°C

Humidity 48%
Wind Speed W 5 mph
Barometer 30.26 in (1024.5 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 21 Apr 11:53 pm EDT
Extended Forecast for

Donaldson Center Airport SC

  • Overnight

    Overnight: Partly cloudy, with a low around 52. West southwest wind around 6 mph.

    Low: 52 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 81. West southwest wind 6 to 13 mph, with gusts as high as 20 mph.

    High: 81 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 56. Southwest wind 5 to 9 mph.

    Low: 56 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 83. Light and variable wind becoming south southwest 5 to 7 mph in the afternoon.

    High: 83 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 58. Southwest wind 5 to 8 mph.

    Low: 58 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 81. Chance of precipitation is 70%.

    High: 81 °F

    Chance
    Showers then
    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers. Mostly cloudy, with a low around 59. Chance of precipitation is 60%.

    Low: 59 °F

    Showers
    Likely

Detailed Forecast

Overnight
Partly cloudy, with a low around 52. West southwest wind around 6 mph.
Wednesday
Sunny, with a high near 81. West southwest wind 6 to 13 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 56. Southwest wind 5 to 9 mph.
Thursday
Sunny, with a high near 83. Light and variable wind becoming south southwest 5 to 7 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 58. Southwest wind 5 to 8 mph.
Friday
Sunny, with a high near 83.
Friday Night
Partly cloudy, with a low around 59.
Saturday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 81. Chance of precipitation is 70%.
Saturday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers. Mostly cloudy, with a low around 59. Chance of precipitation is 60%.
Sunday
A 30 percent chance of showers after 2pm. Mostly sunny, with a high near 79.
Sunday Night
A 30 percent chance of showers. Partly cloudy, with a low around 57.
Monday
A 30 percent chance of showers. Partly sunny, with a high near 75.
Monday Night
Showers likely. Mostly cloudy, with a low around 60. Chance of precipitation is 60%.
Tuesday
Showers likely. Partly sunny, with a high near 79. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Donaldson Center Airport SC
 34.77°N 82.38°W (Elev. 942 ft)
Last Update:
8:03 pm EDT Apr 21, 2026
Forecast Valid:
12am EDT Apr 22, 2026-6pm EDT Apr 28, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation