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

Hazardous Weather Conditions

Current conditions at

McMinnville Warren County Memorial Airport (KRNC)

Lat: 35.7°NLon: 85.84°WElev: 1033ft.

A Few Clouds

95°F

35°C

Humidity 36%
Wind Speed Vrbl 6 mph
Barometer 30.21 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index97°F (36°C)
Last update 17 Sep 3:15 pm CDT
Extended Forecast for

Rock Island TN

Heat Advisory September 17, 03:31pm until September 19, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 17, 03:31pm until September 19, 08:00pm

    NOW until 8:00pm Sat

    Heat Advisory

  • This Afternoon

    High: 96 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 72. Calm wind.

    Low: 72 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 96. Heat index values as high as 102. Calm wind becoming north around 5 mph.

    High: 96 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 71. Calm wind.

    Low: 71 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 96. Calm wind becoming northwest around 5 mph.

    High: 96 °F

    Sunny then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 70. Calm wind.

    Low: 70 °F

    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 95. Calm wind.

    High: 95 °F

    Sunny then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 70. Calm wind.

    Low: 70 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 96. Heat index values as high as 101. Calm wind.
Tonight
Mostly clear, with a low around 72. Calm wind.
Friday
Sunny, with a high near 96. Heat index values as high as 102. Calm wind becoming north around 5 mph.
Friday Night
Mostly clear, with a low around 71. Calm wind.
Saturday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 96. Calm wind becoming northwest around 5 mph.
Saturday Night
Partly cloudy, with a low around 70. Calm wind.
Sunday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 95. Calm wind.
Sunday Night
Partly cloudy, with a low around 70. Calm wind.
Monday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 94. Calm wind.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 68. Chance of precipitation is 40%.
Tuesday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 65.
Wednesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Rock Island TN
 35.72°N 85.6°W (Elev. 853 ft)
Last Update:
2:36 pm CDT Sep 17, 2026
Forecast Valid:
3pm CDT Sep 17, 2026-6pm CDT Sep 23, 2026
 
Forecast Discussion
 
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Additional Resources

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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