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

Rapid Warm-Up Forecast Across Much of the Lower 48 Today and Tuesday

Most of the U.S. starts the week calm and unseasonably warm. The Heartland will be warmest, with highs 25–30° above average. Only the Gulf Coast stays chilly. Rain today is limited to western Washington while lake effect snow continues east of Lake Ontario. Cooler air returns after Tuesday, bringing a wintry mix to the Midwest and Northeast by Wednesday. Read More >

Current conditions at

Oak Ridge (KOQT)

Lat: 36.02°NLon: 84.23°WElev: 915ft.

Fair

42°F

6°C

Humidity 38%
Wind Speed Calm
Barometer 30.32 in (1028.4 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Last update 12 Jan 5:53 pm EST
Extended Forecast for

Harriman TN

  • Tonight

    Tonight: Mostly clear, with a low around 27. Calm wind.

    Low: 27 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 54. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 54 °F

    Sunny

  • Tuesday Night

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

    Low: 35 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Showers, mainly after 1pm. High near 49. Calm wind becoming southwest around 5 mph in the morning. Chance of precipitation is 80%.

    High: 49 °F

    Chance
    Showers then
    Showers

  • Wednesday Night

    Wednesday Night: A chance of rain showers before 11pm, then a chance of snow showers between 11pm and 1am. Mostly cloudy, with a low around 20. Northwest wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.

    Low: 20 °F

    Chance
    Rain/Snow
    then Chance
    Snow Showers

  • Thursday

    Thursday: Partly sunny, with a high near 32. Northwest wind around 10 mph, with gusts as high as 25 mph.

    High: 32 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 16. Northwest wind around 5 mph becoming calm.

    Low: 16 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 43.

    High: 43 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of snow showers after 1am. Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy
    then Slight
    Chance Snow
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 27. Calm wind.
Tuesday
Sunny, with a high near 54. Calm wind becoming southwest around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 35. Southwest wind around 5 mph.
Wednesday
Showers, mainly after 1pm. High near 49. Calm wind becoming southwest around 5 mph in the morning. Chance of precipitation is 80%.
Wednesday Night
A chance of rain showers before 11pm, then a chance of snow showers between 11pm and 1am. Mostly cloudy, with a low around 20. Northwest wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
Thursday
Partly sunny, with a high near 32. Northwest wind around 10 mph, with gusts as high as 25 mph.
Thursday Night
Partly cloudy, with a low around 16. Northwest wind around 5 mph becoming calm.
Friday
Mostly sunny, with a high near 43.
Friday Night
A 20 percent chance of snow showers after 1am. Mostly cloudy, with a low around 26.
Saturday
Partly sunny, with a high near 41.
Saturday Night
Mostly cloudy, with a low around 18.
Sunday
Mostly sunny, with a high near 35.
Sunday Night
Mostly clear, with a low around 14.
M.L.King Day
Sunny, with a high near 38.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Harriman TN
 35.93°N 84.56°W (Elev. 761 ft)
Last Update:
6:06 pm EST Jan 12, 2026
Forecast Valid:
6pm EST Jan 12, 2026-6pm EST Jan 19, 2026
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation