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

Prolonged Atmospheric River Will Impact the Northwest Early this Week

A weather system in the Pacific Northwest will produce rain throughout the day, before a potent atmospheric river produces a prolonged round of heavy rainfall, widespread urban and river flooding, and high elevation snow to the region Monday through Wednesday. Showers and thunderstorms may produce isolated damaging winds, a brief tornado, and locally heavy rainfall across parts of Florida today. Read More >

Hazardous Weather Conditions

Current conditions at

Chattanooga, Lovell Field (KCHA)

Lat: 35.03°NLon: 85.2°WElev: 679ft.

Fog/Mist

40°F

4°C

Humidity 93%
Wind Speed Calm
Barometer 30.06 in (1018.2 mb)
Dewpoint 38°F (3°C)
Visibility 2.00 mi
Last update 7 Dec 12:53 pm EST
Extended Forecast for

3 Miles NE Harrison TN

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 52. Southwest wind around 5 mph becoming calm.

    High: 52 °F

    Partly Sunny

  • Tonight

    Tonight: A chance of showers between midnight and 4am. Cloudy, with a low around 40. Calm wind. Chance of precipitation is 40%.

    Low: 40 °F

    Mostly Cloudy
    then Chance
    Showers

  • Monday

    Monday: Cloudy, then gradually becoming mostly sunny, with a high near 49. Light north wind increasing to 5 to 10 mph in the morning.

    High: 49 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Partly cloudy, with a low around 28. North wind around 5 mph becoming calm in the evening.

    Low: 28 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 51. Light southwest wind becoming south 5 to 10 mph in the afternoon.

    High: 51 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 36. South wind around 5 mph.

    Low: 36 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 57. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 57 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 36.

    Low: 36 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers after 1pm. Partly sunny, with a high near 51.

    High: 51 °F

    Partly Sunny
    then Slight
    Chance
    Showers

Detailed Forecast

This Afternoon
Partly sunny, with a high near 52. Southwest wind around 5 mph becoming calm.
Tonight
A chance of showers between midnight and 4am. Cloudy, with a low around 40. Calm wind. Chance of precipitation is 40%.
Monday
Cloudy, then gradually becoming mostly sunny, with a high near 49. Light north wind increasing to 5 to 10 mph in the morning.
Monday Night
Partly cloudy, with a low around 28. North wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 51. Light southwest wind becoming south 5 to 10 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 36. South wind around 5 mph.
Wednesday
Partly sunny, with a high near 57. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly cloudy, with a low around 36.
Thursday
A 20 percent chance of showers after 1pm. Partly sunny, with a high near 51.
Thursday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 34.
Friday
Mostly sunny, with a high near 48.
Friday Night
Partly cloudy, with a low around 20.
Saturday
Sunny, with a high near 36.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NE Harrison TN
 35.15°N 85.1°W (Elev. 682 ft)
Last Update:
1:46 pm EST Dec 7, 2025
Forecast Valid:
1pm EST Dec 7, 2025-6pm EST Dec 13, 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