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

Chattanooga, Lovell Field (KCHA)

Lat: 35.03°NLon: 85.2°WElev: 679ft.

Mostly Cloudy

69°F

21°C

Humidity 68%
Wind Speed SW 9 mph
Barometer 30.18 in (1021.7 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 25 Dec 10:53 am EST
Extended Forecast for

Chattanooga, Lovell Field TN

  • Christmas Day

    Christmas Day: Mostly sunny, with a high near 73. West wind 5 to 10 mph.

    High: 73 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 56. Calm wind.

    Low: 56 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 73. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 73 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A 20 percent chance of showers. Patchy fog between 1am and 3am. Otherwise, mostly cloudy, with a low around 58. Southwest wind around 5 mph becoming calm after midnight.

    Low: 58 °F

    Slight Chance
    Showers and
    Patchy Fog

  • Saturday

    Saturday: Patchy fog before 9am. Otherwise, partly sunny, with a high near 75. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 75 °F

    Patchy Fog
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 58. South wind around 5 mph.

    Low: 58 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 73. South wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 73 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Showers likely, mainly after 1am. Mostly cloudy, with a low around 43. Chance of precipitation is 70%.

    Low: 43 °F

    Chance
    Showers then
    Showers
    Likely

  • Monday

    Monday: A 40 percent chance of showers before 1pm. Partly sunny, with a high near 53.

    High: 53 °F

    Chance
    Showers

Detailed Forecast

Christmas Day
Mostly sunny, with a high near 73. West wind 5 to 10 mph.
Tonight
Mostly cloudy, with a low around 56. Calm wind.
Friday
Mostly cloudy, with a high near 73. South wind 5 to 10 mph, with gusts as high as 20 mph.
Friday Night
A 20 percent chance of showers. Patchy fog between 1am and 3am. Otherwise, mostly cloudy, with a low around 58. Southwest wind around 5 mph becoming calm after midnight.
Saturday
Patchy fog before 9am. Otherwise, partly sunny, with a high near 75. Calm wind becoming southwest around 5 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 58. South wind around 5 mph.
Sunday
Mostly cloudy, with a high near 73. South wind 5 to 15 mph, with gusts as high as 20 mph.
Sunday Night
Showers likely, mainly after 1am. Mostly cloudy, with a low around 43. Chance of precipitation is 70%.
Monday
A 40 percent chance of showers before 1pm. Partly sunny, with a high near 53.
Monday Night
Mostly cloudy, with a low around 22.
Tuesday
Sunny, with a high near 40.
Tuesday Night
Mostly clear, with a low around 22.
Wednesday
Sunny, with a high near 49.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Chattanooga, Lovell Field TN
 35.02°N 85.19°W (Elev. 768 ft)
Last Update:
12:06 pm EST Dec 25, 2025
Forecast Valid:
12pm EST Dec 25, 2025-6pm EST Dec 31, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation