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

Atmospheric River Bringing Heavy Rain to Southern California and Heavy Snow to the Sierra Nevadas

A strong atmospheric river will continue heavy rain over southern California through Friday. The heaviest rainfall is ongoing today in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall has begun over the Sierra Nevada Mountains and will continue through Friday. Travel will become increasingly difficult over the passes due to snow and strong winds. Read More >

Current conditions at

Greenville Spartanburg International Airport (KGSP)

Lat: 34.91°NLon: 82.21°WElev: 955ft.

Fair

53°F

12°C

Humidity 89%
Wind Speed Calm
Barometer 30.26 in (1024.4 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 24 Dec 8:53 am EST
Extended Forecast for

Greer SC

  • Today

    Today: Mostly sunny, with a high near 74. Light and variable wind.

    High: 74 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 51. Calm wind.

    Low: 51 °F

    Mostly Cloudy

  • Christmas Day

    Christmas Day: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 75. Light south wind becoming west southwest 5 to 9 mph in the morning.

    High: 75 °F

    Patchy Fog
    then Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 52. West wind around 5 mph becoming calm in the evening.

    Low: 52 °F

    Partly Cloudy

  • Friday

    Friday: A slight chance of rain between 9am and 1pm. Mostly cloudy, with a high near 62. East wind 5 to 7 mph. Chance of precipitation is 20%.

    High: 62 °F

    Slight Chance
    Rain

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 51.

    Low: 51 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 71.

    High: 71 °F

    Mostly Cloudy

Detailed Forecast

Today
Mostly sunny, with a high near 74. Light and variable wind.
Tonight
Mostly cloudy, with a low around 51. Calm wind.
Christmas Day
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 75. Light south wind becoming west southwest 5 to 9 mph in the morning.
Thursday Night
Partly cloudy, with a low around 52. West wind around 5 mph becoming calm in the evening.
Friday
A slight chance of rain between 9am and 1pm. Mostly cloudy, with a high near 62. East wind 5 to 7 mph. Chance of precipitation is 20%.
Friday Night
Mostly cloudy, with a low around 51.
Saturday
Mostly sunny, with a high near 75.
Saturday Night
Partly cloudy, with a low around 51.
Sunday
Mostly cloudy, with a high near 71.
Sunday Night
A chance of rain before midnight, then a chance of showers between midnight and 2am. Mostly cloudy, with a low around 42. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 53.
Monday Night
Mostly clear, with a low around 23.
Tuesday
Sunny, with a high near 42.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Greer SC
 34.93°N 82.23°W (Elev. 1001 ft)
Last Update:
6:08 am EST Dec 24, 2025
Forecast Valid:
9am EST Dec 24, 2025-6pm EST Dec 30, 2025
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation