Jackson, Mississippi – Mississippi residents face life-threatening heat through Wednesday as a rare Extreme Heat Warning blankets much of the state, with heat index values expected to reach a staggering 115°F. The risk for heat-related illnesses is surging across cities like Jackson, Hattiesburg, and Starkville, with dangerous conditions prompting urgent precautions and potential road impacts.
According to the National Weather Service in Jackson, a Heat Advisory remains in place until 8 p.m. Tuesday for central and eastern Mississippi. The Extreme Heat Warning will follow from 10 a.m. to 8 p.m. Wednesday for dozens of counties, including Holmes, Forrest, Scott, Jasper, and Rankin. Daytime heat index values of 110–115°F are forecast, posing a significant health threat, especially to those without access to air conditioning.
Major cities, including Brookhaven, Meridian, and Laurel, are bracing for the heat, with local agencies urging residents to limit outdoor activity, hydrate frequently, and check on vulnerable neighbors. The Occupational Safety and Health Administration recommends frequent shaded breaks for outdoor workers, and authorities warn car interiors may become lethal within minutes.
Power outages or road closures are possible if demand surges or pavement buckles. Residents should avoid non-essential travel during peak heat, wear light clothing, and never leave children or pets unattended in vehicles.
Extreme heat will linger until Wednesday evening, with updated advisories possible as the situation evolves. Stay tuned to local officials and the National Weather Service for the latest on this developing heat emergency.
