Memphis

Memphis Heat Advisory Issued by NWS Amid Soaring Temperatures and High Humidity

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Published on August 17, 2025
Memphis Heat Advisory Issued by NWS Amid Soaring Temperatures and High HumiditySource: Trevorbirchett, CC BY-SA 3.0, via Wikimedia Commons

The National Weather Service in Memphis has issued a regional heat advisory that will remain in effect until 8 PM CDT Monday. Residents are urged to take precautions as "heat index values up to 109 degrees" are expected, impacting portions of East Arkansas, North Mississippi, Missouri Bootheel, and West Tennessee. High temperatures coupled with humidity levels will pose a risk for heat-related illnesses, as reported by the National Weather Service.

The NWS advisory cautions people to "drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors." Forecast for the upcoming week points to a consistent rise in mercury with highs soaring near the 100-degree mark, where the heat index, which measures how hot it feels when humidity is factored with the actual air temperature, could clock in as high as 110 degrees, so residents are advised to minimize outdoor activities, especially during peak sun hours.

Looking ahead, the weather pattern demonstrates little respite from the scorching conditions. Monday's expectations include "Sunny and hot, with a high near 100. Heat index values as high as 110," according to the NWS's detailed forecast. Although evenings will bring some cooling, nighttime lows are forecasted to settle around the upper 70s, which offers minimal relief from the daytime heat.

While the immediate focus remains on the heat, the later part of the week also introduces a chance for showers and thunderstorms, with a 40 percent chance of precipitation on Wednesday afternoon and potentially extending into the weekend, the National Weather Service advises that residents should keep abreast of weather updates as "A 20 percent chance of showers and thunderstorms" could affect outdoor plans and temperatures are likely to dip slightly to highs near the low 90s. However,, with any respite comes the risk of thunderstorms, which could include heavy rain and lightning, so precaution should be the week's watchword.