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

Oak Ridge (KOQT)

Lat: 36.02°NLon: 84.23°WElev: 915ft.

Overcast

43°F

6°C

Humidity 80%
Wind Speed Calm
Barometer 30.03 in (1018.0 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 7 Dec 9:53 pm EST
Extended Forecast for

Harriman TN

  • Tonight

    Tonight: A chance of showers before 3am, then a slight chance of showers after 4am.  Cloudy, with a low around 38. Calm wind.  Chance of precipitation is 30%.

    Low: 38 °F

    Cloudy then
    Chance
    Showers

  • Monday

    Monday: A slight chance of showers between 7am and 8am.  Cloudy, then gradually becoming mostly sunny, with a high near 45. Calm wind becoming north around 5 mph in the morning.  Chance of precipitation is 20%.

    High: 45 °F

    Slight Chance
    Showers then
    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 26. North wind around 5 mph becoming calm.

    Low: 26 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 49. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 49 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 35. Southwest wind around 5 mph, with gusts as high as 20 mph.

    Low: 35 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 55. Southwest wind around 10 mph, with gusts as high as 25 mph.

    High: 55 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 33. West wind around 5 mph becoming calm  in the evening.

    Low: 33 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 30 percent chance of showers after 1pm.  Mostly cloudy, with a high near 48.

    High: 48 °F

    Partly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: A 40 percent chance of rain.  Mostly cloudy, with a low around 31.

    Low: 31 °F

    Chance Rain

Detailed Forecast

Tonight
A chance of showers before 3am, then a slight chance of showers after 4am. Cloudy, with a low around 38. Calm wind. Chance of precipitation is 30%.
Monday
A slight chance of showers between 7am and 8am. Cloudy, then gradually becoming mostly sunny, with a high near 45. Calm wind becoming north around 5 mph in the morning. Chance of precipitation is 20%.
Monday Night
Partly cloudy, with a low around 26. North wind around 5 mph becoming calm.
Tuesday
Mostly sunny, with a high near 49. Calm wind becoming southwest around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 35. Southwest wind around 5 mph, with gusts as high as 20 mph.
Wednesday
Partly sunny, with a high near 55. Southwest wind around 10 mph, with gusts as high as 25 mph.
Wednesday Night
Mostly cloudy, with a low around 33. West wind around 5 mph becoming calm in the evening.
Thursday
A 30 percent chance of showers after 1pm. Mostly cloudy, with a high near 48.
Thursday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 31.
Friday
A chance of rain and snow before 8am, then a slight chance of rain between 8am and 1pm. Partly sunny, with a high near 43. Chance of precipitation is 30%.
Friday Night
Mostly cloudy, with a low around 17.
Saturday
Mostly sunny, with a high near 33.
Saturday Night
Partly cloudy, with a low around 16.
Sunday
Mostly sunny, with a high near 36.
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ABOUT THIS FORECAST

 
Point Forecast:
Harriman TN
 35.93°N 84.56°W (Elev. 761 ft)
6:06 pm EST Dec 7, 2025
10pm EST Dec 7, 2025-6pm EST Dec 14, 2025
 
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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