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WWUS72 KCHS 151626

NPWCHS



URGENT - WEATHER MESSAGE

National Weather Service Charleston SC

1226 PM EDT Sat Aug 15 2026



GAZ216>219-238>241-SCZ045-147>152-160030-

/O.NEW.KCHS.HT.Y.0023.260816T1500Z-260817T0000Z/

/O.CON.KCHS.XH.W.0006.000000T0000Z-260816T0000Z/

Inland Bryan-Coastal Bryan-Inland Chatham-Coastal Chatham-Inland

Liberty-Coastal Liberty-Inland McIntosh-Coastal McIntosh-Inland

Berkeley-Inland Jasper-Beaufort-Coastal Colleton-Charleston-

Coastal Jasper-Tidal Berkeley-

Including the cities of Townsend, Fort Stewart, Garden City, Oak

Level, Jasper, Richmond Hill, Edisto Beach, North Charleston, Goose

Creek, Fort Mcallister, Beaufort, Pooler, Pembroke, Chelsea,

Wilmington Island, Tybee Island, Charleston, Savannah, Ridgeland,

Mount Pleasant, Darien, Levy, Hilton Head Island, Hinesville, Moncks

Corner, and Daniel Island

1226 PM EDT Sat Aug 15 2026



...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM EDT SUNDAY...

...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS

EVENING...



* WHAT...For the Extreme Heat Warning, dangerously hot conditions

  with heat index values up to 115. For the Heat Advisory, heat index

  values of 108 to 111 expected.



* WHERE...Portions of southeast Georgia and southeast South Carolina.



* WHEN...For the Extreme Heat Warning, until 8 PM EDT this evening.

  For the Heat Advisory, from 11 AM to 8 PM EDT Sunday.



* IMPACTS...Heat related illnesses increase significantly during

  extreme heat and high humidity events. Hot temperatures and high

  humidity may cause heat illnesses.



* ADDITIONAL DETAILS...Isolated showers and thunderstorms during the

  afternoon could provide relief in some areas.



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.



Take extra precautions when outside. Wear lightweight and loose

fitting clothing. Try to limit strenuous activities to early morning

or evening. Take action when you see symptoms of heat exhaustion and

heat stroke.



&&



$$



GAZ087-088-099>101-114-115-137-SCZ040-042>044-160030-

/O.NEW.KCHS.HT.Y.0023.260816T1500Z-260817T0000Z/

/O.CON.KCHS.HT.Y.0022.000000T0000Z-260816T0000Z/

Jenkins-Screven-Candler-Bulloch-Effingham-Tattnall-Evans-Long-

Allendale-Hampton-Inland Colleton-Dorchester-

Including the cities of Ludowici, Millen, Claxton, Sylvania, Metter,

Saint George, Allendale, Walterboro, Yemassee, Summerville,

Reidsville, Hampton, Statesboro, Rincon, and Springfield

1226 PM EDT Sat Aug 15 2026



...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM EDT SUNDAY...

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING...



* WHAT...Heat index values 108 to 111 degrees expected.



* WHERE...Portions of southeast Georgia and southeast South Carolina.



* WHEN...For the first Heat Advisory, until 8 PM EDT this evening.

  For the second Heat Advisory, from 11 AM to 8 PM EDT Sunday.



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

  illnesses.



* ADDITIONAL DETAILS...Isolated showers and thunderstorms could

  provide relief in some areas.



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.



&&



$$



BB