URGENT – WEATHER MESSAGE
National Weather Service Wilmington
220 AM EDT Fri Jul 17 2026
Robeson-Bladen-Columbus-Inland New Hanover-Coastal New Hanover-
Inland Brunswick-Coastal Brunswick-Coastal Horry-
-Central Horry-Northern Horry Counties
Including the cities of Whiteville, Loris, Ogden, Oak Island,
Little River, Conway, Long Beach, Myrtle Grove, Sunset Beach, Myrtle
Beach, Garden City, Chadbourn, Boiling Spring Lakes, Murrells Inlet,
Masonboro, Lake Waccamaw, Lumberton, Southport, Shallotte,
North Myrtle Beach, Surf City, Carolina Beach, Bladenboro, Elizabethtown,
Leland, Wilmington, Hartsville, Socastee, and Tabor City.
220 AM EDT Fri Jul 17 2026
HEAT ADVISORY IN EFFECT FROM
11 AM THIS MORNING TO 8 PM EDT THIS EVENING
* WHAT…Heat index values up to 109 expected.
* WHERE…Portions of southeast North Carolina and northeast South
Carolina.
* WHEN…From 11 AM this morning 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 Detailed Forecast
Today
Mostly sunny and hot, with a high near 97. Heat index values as high as 108. Light southwest wind becoming south 5 to 10 mph in the afternoon.
Tonight
Partly cloudy, with a low around 79. South wind 6 to 9 mph.
Saturday
Sunny, with a high near 95. Heat index values as high as 107. South wind 5 to 14 mph, with gusts as high as 21 mph.
Saturday Night
A slight chance of showers and thunderstorms after 2am. Mostly clear, with a low around 80. Southwest wind 11 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Sunday
A chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 95. Southwest wind 9 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 8pm. Mostly cloudy, with a low around 76. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Monday
Showers likely and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 92. Chance of precipitation is 70%.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 77. Chance of precipitation is 40%.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 93. Chance of precipitation is 40%.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 94. Chance of precipitation is 50%.
Columbus County Detailed Forecast
Today
Mostly sunny and hot, with a high near 99. Heat index values as high as 107. Light southwest wind.
Tonight
Partly cloudy, with a low around 76. South wind 5 to 9 mph.
Saturday
Sunny, with a high near 96. Heat index values as high as 108. Calm wind becoming south 5 to 8 mph in the morning. Winds could gust as high as 16 mph.
Saturday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 77. South wind 6 to 8 mph, with gusts as high as 15 mph. Chance of precipitation is 20%.
Sunday
Showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 96. Southwest wind 5 to 7 mph, with gusts as high as 16 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Showers and thunderstorms likely before 11pm, then showers likely and possibly a thunderstorm between 11pm and 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 74. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Monday
A chance of showers and thunderstorms before 8am, then showers likely and possibly a thunderstorm between 8am and 2pm, then showers and thunderstorms likely after 2pm. Mostly cloudy, with a high near 93. Chance of precipitation is 70%.
Monday Night
Showers and thunderstorms likely, mainly before 8pm. Partly cloudy, with a low around 75. Chance of precipitation is 60%.
Tuesday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 94. Chance of precipitation is 40%.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 96. Chance of precipitation is 50%.
Horry County Detailed Forecast
Today
Sunny, with a high near 93. Heat index values as high as 110. Light southwest wind becoming south 8 to 13 mph in the afternoon.
Tonight
Partly cloudy, with a low around 79. South wind 6 to 10 mph, with gusts as high as 16 mph.
Saturday
Sunny, with a high near 91. Heat index values as high as 108. South wind 7 to 17 mph, with gusts as high as 24 mph.
Saturday Night
A slight chance of showers and thunderstorms after 2am. Mostly clear, with a low around 80. Southwest wind 11 to 16 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Sunday
A slight chance of showers and thunderstorms before 8am, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 92. South wind 10 to 18 mph, with gusts as high as 23 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 78. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
Showers likely and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 90. Chance of precipitation is 60%.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 79. Chance of precipitation is 40%.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 91. Chance of precipitation is 30%.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 92. Chance of precipitation is 30%.
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