Home Weather 6/30/26: Severe Extreme Heat Warning, Thunderstorm Possible; High 98, Low 74, Winds...

6/30/26: Severe Extreme Heat Warning, Thunderstorm Possible; High 98, Low 74, Winds 2-6 mph, Overnight Warm with Clear…

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Extreme Heat Warning

* WHAT…Dangerously hot conditions with heat index values up to 110. Little to no relief will come overnight as lows will remain very warm in the upper 70s to 80 degrees.

* WHERE…A portion of Middle Tennessee.

* WHEN…Until 8 PM CDT Friday.

* IMPACTS…Heat related illnesses increase significantly during extreme heat and high humidity events.

* ADDITIONAL DETAILS…Overnight lows will remain warm only falling into the 70s to around 80, this will bring limited relief from the heat especially to those that do not have air conditioning.

From 2026-06-30T16:33:00+00:00 · until 2026-07-04T01:00:00+00:00 · Source: NWS Nashville TN

Severe Extreme Heat Warning is in effect until 8 PM CDT Friday for Sumner County, where dangerously hot conditions are expected, with heat index values reaching up to 110°F.

At 1:51 PM, the temperature in Sumner County is 96.4°F, with a light wind blowing at 2.9 mph and no current precipitation reported. The region is experiencing thunderstorms, contributing to the oppressive heat.

Today’s forecast indicates a high of 98.2°F and a low of 74.1°F, with winds increasing up to 6 mph. The chance of precipitation is low at 1%, with no measurable rainfall expected. Tonight, temperatures will remain warm, dropping to a low of 83.8°F under clear skies and winds up to 5.3 mph.

Residents should take precautions against heat-related illnesses due to the extreme heat and high humidity, especially during the late afternoon and evening hours.

Today's Details

High
98°F
Low
74°F
Wind
6 mph
Humidity
46%
UV Index
8.1 (Very High)
Precip
1% chance · 0 in
Now
96°F · feels 109°F
Sunrise
5:32am
Sunset
8:08pm

7-Day Forecast

Day High Low Conditions
Tuesday 98°F 74°F Thunderstorm: slight or moderate
Wednesday 102°F 76°F Thunderstorm: slight or moderate
Thursday 97°F 74°F Thunderstorm: slight or moderate
Friday 98°F 73°F Thunderstorm: slight or moderate
Saturday 97°F 76°F Thunderstorm: slight or moderate
Sunday 99°F 75°F Thunderstorm with slight hail
Monday 87°F 74°F Drizzle: light

Next 24 Hours

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