* WHAT…Dangerously hot conditions with heat index values up to 112. Little to no relief will come overnight as lows will remain very warm in the upper 70s to 80 degrees.
* WHERE…A majority of Middle Tennessee west of the Cumberland Plateau.
* WHEN…Until 8 PM CDT Thursday.
* IMPACTS…Heat related illnesses increase significantly during extreme heat and high humidity events.
Severe Extreme Heat Warning in effect from June 30, 2026, at 7:25 AM until July 3, 2026, at 1:00 AM.
At 5:50 AM in Sumner County, the temperature is 73.6°F with a light breeze from the north at 1 mph. Conditions are mainly clear, and there has been no recorded precipitation.
Today, expect a high of 98.8°F under mostly clear skies. Wind speeds may increase to 6.6 mph throughout the day, with a minimal chance of precipitation at 1%. Overnight, the temperature will drop only slightly to a low of 83.5°F, and wind speeds will remain around 6 mph, with a continued 1% chance of precipitation.
The Severe Extreme Heat Warning indicates dangerously high heat conditions with heat index values reaching up to 112°F, posing increased risks for heat-related illnesses. Little relief is expected overnight as warm temperatures persist. This alert remains active for much of Middle Tennessee west of the Cumberland Plateau until 8 PM CDT Thursday.
Today's Details
7-Day Forecast
| Day | High | Low | Conditions |
|---|---|---|---|
| Tuesday | 99°F | 74°F | Thunderstorm: slight or moderate |
| Wednesday | 101°F | 75°F | Thunderstorm: slight or moderate |
| Thursday | 97°F | 73°F | Thunderstorm: slight or moderate |
| Friday | 97°F | 73°F | Thunderstorm: slight or moderate |
| Saturday | 97°F | 73°F | Thunderstorm: slight or moderate |
| Sunday | 96°F | 75°F | Drizzle: light |
| Monday | 97°F | 77°F | Drizzle: light |
Next 24 Hours
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