Home Weather 9/17/26: Minor Heat Advisory in Effect; Mainly Clear with High of 98...

9/17/26: Minor Heat Advisory in Effect; Mainly Clear with High of 98 and Heat Index Up to 108

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Heat Advisory

* WHAT…Heat index values up to 108.

* WHERE…Across Middle Tennessee.

* WHEN…Until 8 PM CDT Saturday.

* IMPACTS…Hot temperatures and high humidity may cause heat illnesses.

From 2026-09-17T03:24:00+00:00 · until 2026-09-20T01:00:00+00:00 · Source: NWS Nashville TN

Minor Heat Advisory is in effect until 8 PM CDT Saturday, with heat index values expected to reach up to 108°F.

Current conditions in Cannon County at 12:28 PM show a temperature of 94.3°F with a light wind from the southeast at 5.3 mph. The sky remains mainly clear, and there has been no recorded precipitation.

Today, a high of 97.9°F is expected, with a low of 70.9°F overnight. Winds may increase slightly later, reaching up to 8.5 mph. The chance of precipitation remains low at 7%. Tonight, temperatures will drop to a low of 82.9°F under mainly clear skies, with winds calming to about 5.8 mph.

Please note the ongoing Minor Heat Advisory for Middle Tennessee, which warns of potentially dangerous heat conditions due to high humidity combined with elevated temperatures. Residents are advised to take precautions to avoid heat-related illnesses.

Today's Details

High
98°F
Low
71°F
Wind
8 mph
Humidity
44%
UV Index
6.6 (High)
Precip
7% chance · 0 in
Now
94°F · feels 102°F
Sunrise
6:28am
Sunset
6:48pm

7-Day Forecast

Day High Low Conditions
Thursday 98°F 71°F Overcast
Friday 99°F 76°F Partly cloudy
Saturday 97°F 74°F Drizzle: moderate
Sunday 93°F 68°F Drizzle: light
Monday 96°F 70°F Drizzle: dense
Tuesday 92°F 67°F Drizzle: moderate
Wednesday 85°F 68°F Thunderstorm: slight or moderate

Next 24 Hours

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