TODAY’S WEATHER FORECAST: Thursday August 13th, 2026

Heat Advisory

URGENT – WEATHER MESSAGE
National Weather Service Wilmington NC
1:57 AM EDT Wed Aug 13 2026

Bladen-Columbus-Inland New Hanover-Coastal New Hanover-Inland Brunswick-Coastal Brunswick-Coastal Horry-
Central Horry-Northern Horry Counties

Including the cities of Lake Waccamaw, Wilmington, Red Hill, Loris, Little River, Tabor City, Shallotte, Leland, Bladenboro, Chadbourn, Myrtle Beach, Murrells Inlet, Sunset Beach, Garden City, Whiteville, Long Beach, Boiling Spring Lakes, Socastee, Conway, North Myrtle Beach, Southport, and Oak Island

HEAT ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 8 PM EDT THIS EVENING…

* WHAT…Heat index values up to 105 expected.

* WHERE…Portions of southeast North Carolina and northeast South Carolina.

* WHEN…From noon today to 8 PM EDT this evening.

* IMPACTS…Hot temperatures and high humidity may cause heat illnesses.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

 


Brunswick County Forecast


Today
Mostly sunny, with a high near 92. Heat index values as high as 105. Calm wind becoming south 5 to 9 mph in the morning.

Thursday Night
Partly cloudy, with a low around 80. Southwest wind 6 to 8 mph.

Friday
Mostly sunny, with a high near 93. Heat index values as high as 110. Southwest wind 5 to 9 mph.

Friday Night
A slight chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 78. Southwest wind 5 to 8 mph. Chance of precipitation is 20%.

Saturday
Showers and thunderstorms likely between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly sunny, with a high near 93. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Saturday Night
Showers likely and possibly a thunderstorm before 8pm. Mostly cloudy, with a low around 76. Chance of precipitation is 60%.

Sunday
Mostly sunny, with a high near 91.

Sunday Night
Partly cloudy, with a low around 79.

Monday
Sunny, with a high near 94.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 94. Chance of precipitation is 40%.

 

 


Columbus County Forecast


Today
Mostly sunny, with a high near 96. Heat index values as high as 106. Calm wind becoming west around 5 mph in the afternoon.

Thursday Night
Partly cloudy, with a low around 76. Light southwest wind.
Friday
Mostly sunny and hot, with a high near 97. Heat index values as high as 110. Light and variable wind.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 75. Calm wind. Chance of precipitation is 20%.
Saturday
Showers and thunderstorms likely after 2pm. Mostly sunny and hot, with a high near 97. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers and thunderstorms likely before 8pm. Mostly cloudy, with a low around 74. Chance of precipitation is 60%.
Sunday
Mostly sunny, with a high near 95.
Sunday Night
Mostly clear, with a low around 76.
Monday
Sunny and hot, with a high near 100.
Tuesday
A chance of showers and thunderstorms. Mostly sunny and hot, with a high near 98. Chance of precipitation is 50%.

Horry County Forecast


Today
A slight chance of showers and thunderstorms after 2pm. Sunny, with a high near 94. Heat index values as high as 103. West wind 5 to 8 mph becoming south in the afternoon. Chance of precipitation is 20%.
Tonight
A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and midnight. Partly cloudy, with a low around 76. South wind 3 to 7 mph. Chance of precipitation is 20%.
Thursday
Sunny, with a high near 95. Heat index values as high as 110. Light and variable wind becoming south 5 to 9 mph in the morning.
Thursday Night
Partly cloudy, with a low around 79. South wind 6 to 8 mph.
Friday
Mostly sunny, with a high near 96.
Friday Night
Partly cloudy, with a low around 79.
Saturday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 92. Chance of precipitation is 50%.
Saturday Night
A chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 78. Chance of precipitation is 30%
Sunday
Mostly sunny, with a high near 88.
Monday
Sunny, with a high near 93.

 


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