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.

Overcast

58°F

14°C

Humidity 90%
Wind Speed S 3 mph
Barometer 30.22 in (1022.7 mb)
Dewpoint 55°F (13°C)
Visibility 9.00 mi
Last update 25 Dec 12:53 am EST
Extended Forecast for

Lakesite TN

  • Overnight

    Overnight: Patchy fog after 3am. Otherwise, partly cloudy, with a low around 55. Calm wind.

    Low: 55 °F

    Patchy Fog

  • Christmas Day

    Christmas Day: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 71. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 71 °F

    Patchy Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 57. Calm wind.

    Low: 57 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 71. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 71 °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 59. Southwest wind around 5 mph becoming calm in the evening.

    Low: 59 °F

    Slight Chance
    Showers and
    Patchy Fog

  • Saturday

    Saturday: Patchy fog before 9am. Otherwise, partly sunny, with a high near 74. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 74 °F

    Patchy Fog
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 57. Calm wind becoming south around 5 mph.

    Low: 57 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 72.

    High: 72 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Showers, mainly after 1am. Low around 41. Chance of precipitation is 80%.

    Low: 41 °F

    Chance
    Showers then
    Showers

Detailed Forecast

Overnight
Patchy fog after 3am. Otherwise, partly cloudy, with a low around 55. Calm wind.
Christmas Day
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 71. Calm wind becoming southwest around 5 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 57. Calm wind.
Friday
Mostly cloudy, with a high near 71. Southwest 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 59. Southwest wind around 5 mph becoming calm in the evening.
Saturday
Patchy fog before 9am. Otherwise, partly sunny, with a high near 74. Calm wind becoming southwest around 5 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 57. Calm wind becoming south around 5 mph.
Sunday
Mostly cloudy, with a high near 72.
Sunday Night
Showers, mainly after 1am. Low around 41. Chance of precipitation is 80%.
Monday
A 40 percent chance of showers before 1pm. Partly sunny, with a high near 53.
Monday Night
Mostly cloudy, with a low around 20.
Tuesday
Sunny, with a high near 37.
Tuesday Night
Mostly clear, with a low around 21.
Wednesday
Sunny, with a high near 46.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lakesite TN
 35.2°N 85.15°W (Elev. 778 ft)
Last Update:
12:31 am EST Dec 25, 2025
Forecast Valid:
1am EST Dec 25, 2025-6pm EST Dec 31, 2025
 
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