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Harriman, Tennessee Weather Forecast
Harriman, Tennessee Weather
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Weather Forecast for Harriman, Tennessee : Roane County
Issued: 12:31 am EST Dec 18, 2025 Latitude: 35.9339638 Longitude: -84.5524358 View on Google Maps

MouseOver for Detail Forecast
Overnight Thursday Friday Saturday Sunday Monday Tuesday Wednesday
Mostly Cloudy on Overnight 70% chance of rain on Thursday Partly Sunny on Friday Sunny on Saturday 20% chance of rain on Sunday Mostly Sunny on Monday 20% chance of rain on Tuesday Mostly Cloudy on Wednesday
Low: 35°F High: 58°F High: 45°F High: 55°F High: 53°F High: 50°F High: 53°F High: 61°F
Low: 33°F Low: 27°F Low: 39°F Low: 28°F Low: 36°F Low: 45°F  
Mostly Cloudy Rain Partly Sunny Sunny Rain Mostly Sunny Rain Mostly Cloudy
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Current Conditions at
OAK RIDGE - (KOQT)
39°
Mostly Cloudy
as of 11:53 PM EST
Rel. Humidity: 69%
Dew Point: 30°F
Visibility: 10 Miles
Pressure: 30.13 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Broken at 11000ft
Current Conditions at
CROSSVILLE - (KCSV)
45°
Mostly Clear
as of 10:53 PM CST
Rel. Humidity: 52%
Dew Point: 28°F
Visibility: 10 Miles
Pressure: 30.08 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Few at 11000ft
Current Conditions at
KNOXVILLE - (KTYS)
39°
Mostly Cloudy
as of 11:53 PM EST
Rel. Humidity: 69%
Dew Point: 30°F
Visibility: 10 Miles
Pressure: 30.11 in.
Flight Rule: VFR
Wind Data
3 MPH
060° Northeast
Cloud Level(s): Few at 300ft, Broken at 13000ft
Current Conditions at
ANDREWS - (KRHP)
34°
Clear
as of 12:35 AM EST
Rel. Humidity: 74%
Dew Point: 27°F
Visibility: 10 Miles
Pressure: 30.16 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Mostly Cloudy on Overnight Overnight... Mostly cloudy, with a low around 35. Calm wind.
70% chance of rain Thursday Thursday... Showers likely, mainly after 1pm. Cloudy, with a high near 58. Light southeast wind becoming south 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
100% chance of thunderstorms Thursday Night Thursday Night... Showers and thunderstorms before 1am, then a slight chance of showers between 1am and 2am. Low around 33. South wind around 10 mph becoming west in the evening. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Partly Sunny on Friday Friday... Partly sunny, then gradually becoming sunny, with a high near 45. West wind 5 to 10 mph, with gusts as high as 20 mph.
Mostly Clear on Friday Night Friday Night... Mostly clear, with a low around 27. Calm wind.
Sunny on Saturday Saturday... Sunny, with a high near 55. Light southeast wind becoming south 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
20% chance of rain Saturday Night Saturday Night... A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 39. Southwest wind around 5 mph, with gusts as high as 20 mph.
20% chance of rain Sunday Sunday... A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 53.
Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 28.
Mostly Sunny on Monday Monday... Mostly sunny, with a high near 50.
20% chance of rain Monday Night Monday Night... A 20 percent chance of showers. Partly cloudy, with a low around 36.
20% chance of rain Tuesday Tuesday... A 20 percent chance of showers. Mostly cloudy, with a high near 53.
20% chance of rain Tuesday Night Tuesday Night... A 20 percent chance of showers. Mostly cloudy, with a low around 45.
Mostly Cloudy on Wednesday Wednesday... Mostly cloudy, with a high near 61.
Current Radar Image


Sun Almanac for Harriman, Tennessee
Sunrise: 07:43 AM
Sunset: 5:27 PM
Civil Sunrise:07:15 AM
Civil Sunset: 5:55 PM
Nautical Sunrise: 06:43 AM
Nautical Sunset: 6:27 PM
Astro Sunrise: 06:12 AM
Astro Sunset: 6:58 PM
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