Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds from the Upper Midwest into the Northeast

A prolonged atmospheric river will continue to impact the Pacific Northwest into the Northern Rockies with heavy rainfall, areas of urban and river flooding, landslides, heavy mountain snow, and gusty winds into Thursday. A strong clipper system will bring the threat of heavy snow and high winds across the Upper Midwest/Great Lakes as well as portions of the interior Northeast and Appalachians. Read More >

Current conditions at

Chattanooga, Lovell Field (KCHA)

Lat: 35.03°NLon: 85.2°WElev: 679ft.

Mostly Cloudy

38°F

3°C

Humidity 76%
Wind Speed S 3 mph
Barometer 30.03 in (1017.2 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 9 Dec 10:53 pm EST
Extended Forecast for

Mc Donald TN

  • Tonight

    Tonight: Partly cloudy, with a low around 34. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 34 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 55. South wind 10 to 15 mph becoming west in the afternoon. Winds could gust as high as 25 mph.

    High: 55 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 28. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 28 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 46. Calm wind becoming northwest around 5 mph in the morning.

    High: 46 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 30. Calm wind becoming south around 5 mph.

    Low: 30 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 58. South wind 5 to 10 mph.

    High: 58 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 37. Southwest wind around 5 mph becoming calm  in the evening.

    Low: 37 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 57.

    High: 57 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 40 percent chance of showers.  Mostly cloudy, with a low around 39.

    Low: 39 °F

    Chance
    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 34. South wind around 10 mph, with gusts as high as 20 mph.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 55. South wind 10 to 15 mph becoming west in the afternoon. Winds could gust as high as 25 mph.
Wednesday Night
Partly cloudy, with a low around 28. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday
Mostly sunny, with a high near 46. Calm wind becoming northwest around 5 mph in the morning.
Thursday Night
Partly cloudy, with a low around 30. Calm wind becoming south around 5 mph.
Friday
Sunny, with a high near 58. South wind 5 to 10 mph.
Friday Night
Partly cloudy, with a low around 37. Southwest wind around 5 mph becoming calm in the evening.
Saturday
Partly sunny, with a high near 57.
Saturday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 39.
Sunday
A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 49.
Sunday Night
Mostly clear, with a low around 25.
Monday
Mostly sunny, with a high near 46.
Monday Night
Partly cloudy, with a low around 31.
Tuesday
A 20 percent chance of showers. Mostly sunny, with a high near 51.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Mc Donald TN
 35.08°N 84.97°W (Elev. 810 ft)
6:25 pm EST Dec 9, 2025
11pm EST Dec 9, 2025-6pm EST Dec 16, 2025
 
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