* WHAT…Heat index values up to 109.
* WHERE…A portion of Middle Tennessee.
* WHEN…Until 7 PM CDT Sunday.
* IMPACTS…Hot temperatures and high humidity may cause heat illnesses.
A Minor Heat Advisory is in effect for Cannon County, valid until 7 PM CDT on August 17, 2026.
At 1:50 PM, the temperature in Cannon County is 88.9°F with a light wind from the east at 4.2 mph. The conditions are mainly clear, and there has been no recorded precipitation so far today.
The forecast for today indicates a high of 90.9°F, with a chance of rain at 58%. Expect moderate rain showers later in the day, with a total precipitation amount possibly reaching 0.61 in. Tonight, temperatures will drop to a low of 77.9°F, and winds will remain light at up to 5.2 mph. The skies will be overcast, and the chance of precipitation decreases to 12%.
The active Minor Heat Advisory warns of heat index values climbing as high as 109°F due to hot temperatures and high humidity levels. Residents are advised to take precautions to avoid heat-related illnesses.
Today's Details
7-Day Forecast
| Day | High | Low | Conditions |
|---|---|---|---|
| Wednesday | 91°F | 73°F | Rain showers: moderate |
| Thursday | 97°F | 76°F | Rain showers: violent |
| Friday | 97°F | 74°F | Overcast |
| Saturday | 96°F | 74°F | Overcast |
| Sunday | 97°F | 75°F | Overcast |
| Monday | 97°F | 75°F | Drizzle: moderate |
| Tuesday | 96°F | 74°F | Drizzle: dense |
Next 24 Hours
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