Home Weather 7/20/26: Minor Heat Advisory Issued; Overcast with Highs Near 88, Heat Index...

7/20/26: Minor Heat Advisory Issued; Overcast with Highs Near 88, Heat Index Up to 110 Through Tuesday Evening

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Heat Advisory

* WHAT…Heat index values up to 110.

* WHERE…A portion of Middle Tennessee.

* WHEN…Until 8 PM CDT Tuesday.

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

From 2026-07-20T16:23:00+00:00 · until 2026-07-22T01:00:00+00:00 · Source: NWS Nashville TN

A Minor Heat Advisory is in effect for Cannon County until 8 PM CDT Tuesday.

At 1:50 PM, the temperature in Cannon County is 88.5°F with a light wind blowing at 5.7 mph. Conditions are currently overcast with no precipitation reported.

Earlier today, the high reached 87.8°F, while the low was 70.3°F. For tonight, expect temperatures to drop to a low of 78.4°F. Winds will ease to around 4.1 mph. The chance of precipitation this evening is 9%, with overcast skies continuing.

The Minor Heat Advisory warns of heat index values rising up to 110°F, raising the potential for heat-related illnesses due to the combination of high temperatures and humidity. Residents are advised to take precautions against the heat.

Today's Details

High
88°F
Low
70°F
Wind
5 mph
Humidity
71%
UV Index
7.7 (High)
Precip
12% chance · 0 in
Now
89°F · feels 100°F
Sunrise
5:43am
Sunset
7:58pm

7-Day Forecast

Day High Low Conditions
Monday 88°F 70°F Fog
Tuesday 95°F 75°F Rain: heavy
Wednesday 84°F 68°F Rain: heavy
Thursday 84°F 65°F Overcast
Friday 81°F 64°F Rain: slight
Saturday 83°F 66°F Thunderstorm: slight or moderate
Sunday 93°F 72°F Drizzle: light

Next 24 Hours

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