Heat Advisory Issued for Our Region Today; Heat Index Could Reach 107 Degrees

Coastal Carolina — The National Weather Service in Wilmington has issued a Heat Advisory for Brunswick, Columbus, and Horry Counties and surrounding areas Tuesday, warning that dangerous heat index values could climb as high as 107 degrees during the afternoon and early evening.

The advisory is in effect from noon to 8 p.m. Tuesday and covers inland and coastal sections of Brunswick, Columbus, Pender, and New Hanover counties of North Carolina, along with Horry and Georgetown counties in South Carolina.

Forecasters say the combination of high temperatures and oppressive humidity will create conditions that can quickly lead to heat‑related illnesses, especially for people working outdoors or without access to air‑conditioning.

Communities included in the advisory range from Supply, Whiteville, Lake Waccamaw, Tabor City, Chadbourn, Leland, Wilmington, Burgaw, Shallotte, Southport, Oak Island, Surf City, Myrtle Beach, Conway, Loris, North Myrtle Beach, Murrells Inlet, and Georgetown.

What to Expect

Heat index values up to 107 degrees
Peak danger period: noon to 8 p.m. Tuesday
Increased risk of heat exhaustion and heat stroke

Safety Guidance

The National Weather Service urges residents to take precautions:

Drink plenty of water
Stay in air‑conditioned spaces when possible
Limit outdoor activity
Wear lightweight, loose‑fitting clothing
Check on elderly neighbors, young children, and those without AC
Never leave people or pets in vehicles

Emergency officials say anyone experiencing dizziness, nausea, confusion, or excessive sweating should seek shade immediately and cool down. Heat stroke is a medical emergency and requires calling 911.