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.

Overcast

74°F

23°C

Humidity 46%
Wind Speed SW 10 mph
Barometer 30.02 in (1015.8 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 25 Dec 4:53 pm EST
Extended Forecast for

Hogback Mountain SC

  • Tonight

    Tonight: Mostly clear, with a low around 50. Northwest wind 3 to 6 mph.

    Low: 50 °F

    Mostly Clear

  • Friday

    Friday: A 20 percent chance of rain before 1pm. Patchy fog between 8am and 10am. Otherwise, mostly cloudy, with a high near 55. North northeast wind around 6 mph becoming south in the afternoon.

    High: 55 °F

    Slight Chance
    Rain and
    Patchy Fog

  • Friday Night

    Friday Night: Partly cloudy, with a low around 52. West southwest wind 5 to 7 mph.

    Low: 52 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 70. West northwest wind 5 to 7 mph becoming light and variable in the afternoon.

    High: 70 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 51. Calm wind becoming northeast around 6 mph after midnight.

    Low: 51 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 55.

    High: 55 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 54.

    Low: 54 °F

    Mostly Cloudy

  • Monday

    Monday: A chance of rain before 7am, then a chance of showers between 7am and 4pm. Mostly cloudy, with a high near 59. Chance of precipitation is 50%.

    High: 59 °F

    Chance Rain

  • Monday Night

    Monday Night: Partly cloudy, with a low around 28.

    Low: 28 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 50. Northwest wind 3 to 6 mph.
Friday
A 20 percent chance of rain before 1pm. Patchy fog between 8am and 10am. Otherwise, mostly cloudy, with a high near 55. North northeast wind around 6 mph becoming south in the afternoon.
Friday Night
Partly cloudy, with a low around 52. West southwest wind 5 to 7 mph.
Saturday
Sunny, with a high near 70. West northwest wind 5 to 7 mph becoming light and variable in the afternoon.
Saturday Night
Partly cloudy, with a low around 51. Calm wind becoming northeast around 6 mph after midnight.
Sunday
Mostly cloudy, with a high near 55.
Sunday Night
Mostly cloudy, with a low around 54.
Monday
A chance of rain before 7am, then a chance of showers between 7am and 4pm. Mostly cloudy, with a high near 59. Chance of precipitation is 50%.
Monday Night
Partly cloudy, with a low around 28.
Tuesday
Mostly sunny, with a high near 40.
Tuesday Night
Clear, with a low around 26.
Wednesday
Sunny, with a high near 46.
Wednesday Night
Mostly clear, with a low around 29.
New Year's Day
Sunny, with a high near 47.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hogback Mountain SC
 35.16°N 82.28°W (Elev. 1696 ft)
Last Update:
12:18 pm EST Dec 25, 2025
Forecast Valid:
5pm EST Dec 25, 2025-6pm EST Jan 1, 2026
 
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Additional Resources

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Chance of Precipitation