Memphis

Heat Advisory for Memphis and North Mississippi: NWS Warns of Heat Index Peaking at 109 Degrees

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Published on July 19, 2025
Heat Advisory for Memphis and North Mississippi: NWS Warns of Heat Index Peaking at 109 DegreesSource: dconvertini, CC BY-SA 2.0, via Wikimedia Commons

As the sun ascends over Memphis and the surrounding areas today, the National Weather Service warns of high heat index values reaching up to 109 degrees. Residents of North Mississippi and West Tennessee are advised to take precautions as this oppressive heat wave continues. The advisory is in place from 11 AM this morning to 9 PM CDT tonight, per the National Weather Service.

The specifics of today's forecast suggest a partly sunny sky with a slight breeze from the south southwest at 5 to 10 mph, and a 30 percent chance of showers and thunderstorms expected mainly between noon and 5 pm. Heat advisories are not uncommon for this time of year, yet the consistently high temperatures warrant attention and care. The forecast details that the high could reach 93 degrees, but the humidity will make it feel much hotter.

Looking ahead, the sweltering heat appears to be relentless. Sunday's forecast mirrors today's, with sunny conditions, a minute 20 percent chance of afternoon thunderstorms, and high temperatures sizzling close to 95 degrees. Nighttime brings little respite, with lows hovering around 77 degrees throughout the next several evenings.

Residents should consider altering their outdoor plans, seeking shade, and wearing lightweight, light-colored clothing to deflect the sun's heat. "Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors," the National Weather Service advises. These measures are essential as hot temperatures and high humidity may cause heat illnesses to occur more readily.