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Triple-Digit Heat Gives Way to Severe Storm Threat
21 Jul
Summary
- Middle Tennessee faces a heat advisory with a heat index up to 110 degrees.
- Severe storms with heavy winds and rain are expected by evening.
- A flood watch is in effect for Nashville due to saturated soils.
Middle Tennessee is experiencing a significant heat wave, with a heat index projected to reach up to 110 degrees. A heat advisory is in effect until 8 p.m. on July 21, 2026, urging residents to take precautions against heat-related illnesses. City services are on standby to assist vulnerable populations, including expanding outreach to the homeless with essential supplies and transportation to shelters.
As the intense heat subsides, a severe weather threat is anticipated for the evening of July 21, 2026. A line of storms is expected to move into the region from Kentucky, bringing a high risk of heavy wind gusts and significant rainfall. A flood watch will be in effect for Nashville due to the atmosphere's high moisture content and saturated soil conditions, increasing the likelihood of flash flooding.
Following the severe weather event on Tuesday night, a short period of relief is predicted. Temperatures are expected to cool, and drier conditions will prevail for a couple of days, offering a respite from the humidity and heat. Low temperatures in the mid-60s are forecast for the mornings of Thursday and Friday, July 23 and 24, 2026, providing a refreshing change.
