Memphis

Memphis Heat Advisory Tuesday With 109-Degree Heat Index

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Published on August 11, 2026
Memphis Heat Advisory Tuesday With 109-Degree Heat IndexSource: Google Street View

Memphis is waking up Tuesday to clear skies, sticky air and temperatures around 79 degrees, but the comfortable part of the day will be brief. The city is headed for a sunny 96-degree afternoon, with humidity making it feel as hot as 109.

Heat Advisory Runs Through Tuesday Evening

A Heat Advisory is in effect from 11 a.m. to 8 p.m. Tuesday for Memphis and much of the surrounding Mid-South, according to the National Weather Service in Memphis. Southwest winds will run 5 to 10 mph, but the breeze will do little to offset the combination of high temperatures and humidity. The advisory warns that prolonged outdoor exposure could lead to heat-related illness.

Sunny Skies Offer Little Relief

Rain is unlikely, with only a 1% chance of precipitation in the Memphis forecast. Tonight will stay mostly clear, but the low will only fall to around 79 degrees, and the overnight heat index could still reach 106. In other words, sunset will not bring much of a reset.

Even Hotter Weather Builds Through Sunday

Wednesday is expected to reach 98 degrees with a heat index near 110, followed by highs near 99 Thursday and 100 Friday. The weekend looks even more punishing, with highs around 101 Saturday, 102 Sunday and 101 Monday. Rain chances remain minimal through the weekend, leaving little natural relief in sight.

The new forecast extends and intensifies the heat pattern covered in Monday’s Hoodline forecast, which called for a heat index near 108. Tuesday’s higher heat index and the hotter stretch ahead make this more than a routine summer update.

Plan Outdoor Time Around The Heat

Drink plenty of water, take frequent breaks in shade or air conditioning and move strenuous outdoor work to the morning or evening. Check on older neighbors and anyone without reliable air conditioning, and never leave children or pets in a parked vehicle. The most dangerous window will be from late morning through early evening, when temperatures and humidity peak together.