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

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Overcast

76°F

24°C

Humidity 85%
Wind Speed N 10 mph
Barometer 30.08 in (1017.2 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 12 Jul 12:53 am EDT
Extended Forecast for

4 Miles SE Tallassee TN

  • Overnight

    Overnight: Showers and thunderstorms likely, then showers after 2am. Patchy fog before 3am, then patchy fog after 4am. Low around 64. West northwest wind around 6 mph becoming southwest. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Showers and
    Patchy Fog

  • Sunday

    Sunday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 3pm. Patchy fog before 9am. High near 70. Southwest wind around 6 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 70 °F

    Chance
    T-storms and
    Patchy Fog
    then T-storms

  • Sunday Night

    Sunday Night: Showers and thunderstorms before 1am, then showers likely and possibly a thunderstorm between 1am and 2am, then a chance of showers after 2am. Patchy fog between 1am and 3am. Low around 63. South southwest wind around 6 mph becoming east northeast in the evening. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 63 °F

    T-storms then
    Showers
    Likely and
    Patchy Fog

  • Monday

    Monday: Showers likely, then showers and possibly a thunderstorm after 11am. High near 69. Light and variable wind. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 69 °F

    Showers
    Likely then
    T-storms

  • Monday Night

    Monday Night: Showers and thunderstorms, mainly before 8pm. Low around 62. East southeast wind around 6 mph. Chance of precipitation is 80%.

    Low: 62 °F

    T-storms then
    Mostly Cloudy

  • Tuesday

    Tuesday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 5pm. High near 72. Chance of precipitation is 80%.

    High: 72 °F

    Slight Chance
    T-storms then
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely before 8pm. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.

    Low: 64 °F

    T-storms
    Likely then
    Partly Cloudy

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 65.

    Low: 65 °F

    Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Overnight
Showers and thunderstorms likely, then showers after 2am. Patchy fog before 3am, then patchy fog after 4am. Low around 64. West northwest wind around 6 mph becoming southwest. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 3pm. Patchy fog before 9am. High near 70. Southwest wind around 6 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Showers and thunderstorms before 1am, then showers likely and possibly a thunderstorm between 1am and 2am, then a chance of showers after 2am. Patchy fog between 1am and 3am. Low around 63. South southwest wind around 6 mph becoming east northeast in the evening. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Monday
Showers likely, then showers and possibly a thunderstorm after 11am. High near 69. Light and variable wind. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
Showers and thunderstorms, mainly before 8pm. Low around 62. East southeast wind around 6 mph. Chance of precipitation is 80%.
Tuesday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 5pm. High near 72. Chance of precipitation is 80%.
Tuesday Night
Showers and thunderstorms likely before 8pm. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.
Wednesday
A 50 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 73.
Wednesday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 65.
Thursday
A 50 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 75.
Thursday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 66.
Friday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 74.
Friday Night
A chance of thunderstorms. Partly cloudy, with a low around 66. Chance of precipitation is 30%.
Saturday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 74.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE Tallassee TN
 35.5°N 83.88°W (Elev. 3720 ft)
Last Update:
7:09 pm EDT Jul 11, 2026
Forecast Valid:
12am EDT Jul 12, 2026-6pm EDT Jul 18, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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