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

Heavy Snow in the Cascades and Northern Rockies; Wintry Mix in the Northeast; High Winds in Southern California

Two more cold fronts will pass through the Northwest U.S. this week with heavy mountain snow continuing across the Cascades, and northern Rockies. A quick moving storm system will bring mixed precipitation including some freezing rain across the Northeast U.S. today. High winds could blow down trees and power lines in the mountains of southern California this evening through Thursday. Read More >

Current conditions at

Lancaster County-mc Whirter Field (KLKR)

Lat: 34.72°NLon: 80.86°WElev: 486ft.

Fair

66°F

19°C

Humidity 56%
Wind Speed Calm
Barometer 29.96 in
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 7 Jan 5:15 pm EST
Extended Forecast for

Great Falls SC

  • Tonight

    Tonight: Partly cloudy, with a low around 44. Calm wind.

    Low: 44 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 68. Light northeast wind.

    High: 68 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 52. Calm wind.

    Low: 52 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 73. Calm wind becoming south southwest 5 to 7 mph in the morning.

    High: 73 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A 40 percent chance of showers, mainly after 9pm. Cloudy, with a low around 59. Calm wind becoming south around 6 mph after midnight.

    Low: 59 °F

    Chance
    Showers

  • Saturday

    Saturday: Showers likely, mainly after 3pm. Mostly cloudy, with a high near 75. Chance of precipitation is 60%.

    High: 75 °F

    Chance
    Showers then
    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely, mainly before midnight. Cloudy, with a low around 48. Chance of precipitation is 60%.

    Low: 48 °F

    Showers
    Likely

  • Sunday

    Sunday: Mostly sunny, with a high near 56.

    High: 56 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 27.

    Low: 27 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 44. Calm wind.
Thursday
Mostly sunny, with a high near 68. Light northeast wind.
Thursday Night
Mostly cloudy, with a low around 52. Calm wind.
Friday
Mostly cloudy, with a high near 73. Calm wind becoming south southwest 5 to 7 mph in the morning.
Friday Night
A 40 percent chance of showers, mainly after 9pm. Cloudy, with a low around 59. Calm wind becoming south around 6 mph after midnight.
Saturday
Showers likely, mainly after 3pm. Mostly cloudy, with a high near 75. Chance of precipitation is 60%.
Saturday Night
Showers likely, mainly before midnight. Cloudy, with a low around 48. Chance of precipitation is 60%.
Sunday
Mostly sunny, with a high near 56.
Sunday Night
Mostly clear, with a low around 27.
Monday
Sunny, with a high near 48.
Monday Night
Partly cloudy, with a low around 26.
Tuesday
Sunny, with a high near 54.
Tuesday Night
Mostly cloudy, with a low around 33.
Wednesday
Partly sunny, with a high near 57.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Great Falls SC
 34.58°N 80.89°W (Elev. 397 ft)
Last Update:
12:18 pm EST Jan 7, 2026
Forecast Valid:
5pm EST Jan 7, 2026-6pm EST Jan 14, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation