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

Tropical Storm Arthur and Heavy Rainfall in the South; Severe Weather in the Midwest

An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana tonight. Intense tornadoes, swaths of damaging gusts, and hail in excess of 2 inches in diameter possible. Tropical Storm Arthur will continue to produce strong winds across coastal Upper Texas and Louisiana tonight, as well as potentially life-threatening flooding across southern Louisiana into Mississippi. Read More >

Current conditions at

Oak Ridge (KOQT)

Lat: 36.02°NLon: 84.23°WElev: 915ft.

Mostly Cloudy

78°F

26°C

Humidity 74%
Wind Speed NA
Barometer 29.84 in (1008.5 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 18 Jun 12:53 am EDT
Extended Forecast for

3 Miles WNW Heiskell TN

  • Overnight

    Overnight: Mostly cloudy, with a low around 73. Southwest wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: 73 °F

    Mostly Cloudy

  • Thursday

    Thursday: Showers and thunderstorms likely, mainly before 4pm, then showers likely and possibly a thunderstorm after 4pm. Mostly cloudy, with a high near 85. Southwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 85 °F

    Chance
    Showers then
    T-storms
    Likely

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely, mainly before 2am, then showers likely and possibly a thunderstorm after 3am. Mostly cloudy, with a low around 68. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    Chance
    T-storms then
    Showers
    Likely

  • Juneteenth

    Juneteenth: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm. Partly sunny, with a high near 84. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 40%.

    High: 84 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 62. North wind around 5 mph becoming calm.

    Low: 62 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 86. Calm wind.

    High: 86 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 65. Calm wind.

    Low: 65 °F

    Partly Cloudy

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 86.

    High: 86 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms, then showers likely after 2am. Mostly cloudy, with a low around 70. Chance of precipitation is 70%.

    Low: 70 °F

    Chance
    T-storms then
    Showers
    Likely

Detailed Forecast

Overnight
Mostly cloudy, with a low around 73. Southwest wind 10 to 15 mph, with gusts as high as 30 mph.
Thursday
Showers and thunderstorms likely, mainly before 4pm, then showers likely and possibly a thunderstorm after 4pm. Mostly cloudy, with a high near 85. Southwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers and thunderstorms likely, mainly before 2am, then showers likely and possibly a thunderstorm after 3am. Mostly cloudy, with a low around 68. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Juneteenth
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm. Partly sunny, with a high near 84. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 40%.
Friday Night
Partly cloudy, with a low around 62. North wind around 5 mph becoming calm.
Saturday
Sunny, with a high near 86. Calm wind.
Saturday Night
Partly cloudy, with a low around 65. Calm wind.
Sunday
A 50 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 86.
Sunday Night
A chance of showers and thunderstorms, then showers likely after 2am. Mostly cloudy, with a low around 70. Chance of precipitation is 70%.
Monday
Showers likely, then showers and possibly a thunderstorm after 8am. High near 83. Chance of precipitation is 90%.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.
Tuesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83.
Tuesday Night
A chance of thunderstorms. Partly cloudy, with a low around 63. Chance of precipitation is 30%.
Wednesday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Heiskell TN
 36.13°N 84.09°W (Elev. 991 ft)
Last Update:
7:06 pm EDT Jun 17, 2026
Forecast Valid:
1am EDT Jun 18, 2026-6pm EDT Jun 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

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Chance of Precipitation