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Home Return to list Heat Advisory 0023 Issued by the Charleston Forecast Office
Action: New Issued At: 2026-08-15 11:26:50 458 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 Action: New Issued At: 2026-08-15 11:26:50 458 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 Action: Continued Issued At: 2026-08-15 18:35:32 743 WWUS72 KCHS 152334 NPWCHS URGENT - WEATHER MESSAGE National Weather Service Charleston SC 734 PM EDT Sat Aug 15 2026 GAZ216>219-238>241-SCZ045-147>152-160745- /O.EXP.KCHS.XH.W.0006.000000T0000Z-260816T0000Z/ /O.CON.KCHS.HT.Y.0023.260816T1500Z-260817T0000Z/ 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 Levy, Wilmington Island, Daniel Island, Tybee Island, Hinesville, Fort Stewart, Edisto Beach, Charleston, Beaufort, Fort Mcallister, North Charleston, Mount Pleasant, Pembroke, Townsend, Oak Level, Savannah, Darien, Goose Creek, Chelsea, Ridgeland, Pooler, Garden City, Richmond Hill, Moncks Corner, Hilton Head Island, and Jasper 734 PM EDT Sat Aug 15 2026 ...EXTREME HEAT WARNING WILL EXPIRE AT 8 PM EDT THIS EVENING... ...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM TO 8 PM EDT SUNDAY... * WHAT...Heat index values of 108 to 111 degrees expected. * WHERE...Portions of southeast Georgia and southeast South Carolina. * WHEN...From 11 AM to 8 PM EDT Sunday. * IMPACTS...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. && $$ GAZ087-088-099>101-114-115-137-SCZ040-042>044-160745- /O.EXP.KCHS.HT.Y.0022.000000T0000Z-260816T0000Z/ /O.CON.KCHS.HT.Y.0023.260816T1500Z-260817T0000Z/ Jenkins-Screven-Candler-Bulloch-Effingham-Tattnall-Evans-Long- Allendale-Hampton-Inland Colleton-Dorchester- Including the cities of Ludowici, Hampton, Yemassee, Saint George, Millen, Springfield, Sylvania, Walterboro, Claxton, Summerville, Statesboro, Metter, Allendale, Rincon, and Reidsville 734 PM EDT Sat Aug 15 2026 ...HEAT ADVISORY WILL EXPIRE AT 8 PM EDT THIS EVENING... ...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM TO 8 PM EDT SUNDAY... * WHAT...Heat index values of 108 to 111 degrees expected. * WHERE...Portions of southeast Georgia and southeast South Carolina. * WHEN...From 11 AM to 8 PM EDT Sunday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. * ADDITIONAL DETAILS...Isolated showers and thunderstorms during the afternoon could provide relief in some areas. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. && $$ BRS Action: Continued Issued At: 2026-08-15 18:35:32 743 WWUS72 KCHS 152334 NPWCHS URGENT - WEATHER MESSAGE National Weather Service Charleston SC 734 PM EDT Sat Aug 15 2026 GAZ216>219-238>241-SCZ045-147>152-160745- /O.EXP.KCHS.XH.W.0006.000000T0000Z-260816T0000Z/ /O.CON.KCHS.HT.Y.0023.260816T1500Z-260817T0000Z/ 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 Levy, Wilmington Island, Daniel Island, Tybee Island, Hinesville, Fort Stewart, Edisto Beach, Charleston, Beaufort, Fort Mcallister, North Charleston, Mount Pleasant, Pembroke, Townsend, Oak Level, Savannah, Darien, Goose Creek, Chelsea, Ridgeland, Pooler, Garden City, Richmond Hill, Moncks Corner, Hilton Head Island, and Jasper 734 PM EDT Sat Aug 15 2026 ...EXTREME HEAT WARNING WILL EXPIRE AT 8 PM EDT THIS EVENING... ...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM TO 8 PM EDT SUNDAY... * WHAT...Heat index values of 108 to 111 degrees expected. * WHERE...Portions of southeast Georgia and southeast South Carolina. * WHEN...From 11 AM to 8 PM EDT Sunday. * IMPACTS...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. && $$ GAZ087-088-099>101-114-115-137-SCZ040-042>044-160745- /O.EXP.KCHS.HT.Y.0022.000000T0000Z-260816T0000Z/ /O.CON.KCHS.HT.Y.0023.260816T1500Z-260817T0000Z/ Jenkins-Screven-Candler-Bulloch-Effingham-Tattnall-Evans-Long- Allendale-Hampton-Inland Colleton-Dorchester- Including the cities of Ludowici, Hampton, Yemassee, Saint George, Millen, Springfield, Sylvania, Walterboro, Claxton, Summerville, Statesboro, Metter, Allendale, Rincon, and Reidsville 734 PM EDT Sat Aug 15 2026 ...HEAT ADVISORY WILL EXPIRE AT 8 PM EDT THIS EVENING... ...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM TO 8 PM EDT SUNDAY... * WHAT...Heat index values of 108 to 111 degrees expected. * WHERE...Portions of southeast Georgia and southeast South Carolina. * WHEN...From 11 AM to 8 PM EDT Sunday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. * ADDITIONAL DETAILS...Isolated showers and thunderstorms during the afternoon could provide relief in some areas. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. && $$ BRS Action: Continued Issued At: 2026-08-16 01:13:27 953 WWUS72 KCHS 160612 NPWCHS URGENT - WEATHER MESSAGE National Weather Service Charleston SC 212 AM EDT Sun Aug 16 2026 GAZ087-088-099>101-114-115-137-216>219-238>241-SCZ040-042>045- 147>152-161415- /O.CON.KCHS.HT.Y.0023.260816T1500Z-260817T0000Z/ Jenkins-Screven-Candler-Bulloch-Effingham-Tattnall-Evans-Long- Inland Bryan-Coastal Bryan-Inland Chatham-Coastal Chatham- Inland Liberty-Coastal Liberty-Inland McIntosh-Coastal McIntosh- Allendale-Hampton-Inland Colleton-Dorchester-Inland Berkeley- Inland Jasper-Beaufort-Coastal Colleton-Charleston-Coastal Jasper- Tidal Berkeley- Including the cities of Levy, Rincon, Summerville, Statesboro, Metter, Hampton, Darien, Pembroke, Millen, Wilmington Island, Jasper, Fort Stewart, Ridgeland, Hinesville, Reidsville, Hilton Head Island, Chelsea, Allendale, North Charleston, Walterboro, Saint George, Springfield, Daniel Island, Beaufort, Yemassee, Garden City, Sylvania, Edisto Beach, Oak Level, Ludowici, Pooler, Richmond Hill, Fort Mcallister, Claxton, Savannah, Tybee Island, Townsend, Goose Creek, Mount Pleasant, Charleston, and Moncks Corner 212 AM EDT Sun Aug 16 2026 ...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 8 PM EDT THIS EVENING... * WHAT...Heat index values of 108 to 111 degrees expected. * WHERE...Portions of southeast Georgia and southeast South Carolina. * WHEN...From 11 AM this morning to 8 PM EDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. * ADDITIONAL DETAILS...Isolated to scattered 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. && $$ DPB Action: Continued Issued At: 2026-08-16 06:43:07 390 WWUS72 KCHS 161142 NPWCHS URGENT - WEATHER MESSAGE National Weather Service Charleston SC 742 AM EDT Sun Aug 16 2026 GAZ087-088-099>101-114-115-137-216>219-238>241-SCZ040-042>045- 147>152-161945- /O.CON.KCHS.HT.Y.0023.260816T1500Z-260817T0000Z/ Jenkins-Screven-Candler-Bulloch-Effingham-Tattnall-Evans-Long- Inland Bryan-Coastal Bryan-Inland Chatham-Coastal Chatham- Inland Liberty-Coastal Liberty-Inland McIntosh-Coastal McIntosh- Allendale-Hampton-Inland Colleton-Dorchester-Inland Berkeley- Inland Jasper-Beaufort-Coastal Colleton-Charleston-Coastal Jasper- Tidal Berkeley- Including the cities of Levy, Rincon, Summerville, Statesboro, Metter, Hampton, Darien, Pembroke, Millen, Wilmington Island, Jasper, Fort Stewart, Ridgeland, Hinesville, Reidsville, Hilton Head Island, Chelsea, Allendale, North Charleston, Walterboro, Saint George, Springfield, Daniel Island, Beaufort, Yemassee, Garden City, Sylvania, Edisto Beach, Oak Level, Ludowici, Pooler, Richmond Hill, Fort Mcallister, Claxton, Savannah, Tybee Island, Townsend, Goose Creek, Mount Pleasant, Charleston, and Moncks Corner 742 AM EDT Sun Aug 16 2026 ...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 8 PM EDT THIS EVENING... * WHAT...Heat index values of 108 to 111 degrees expected. * WHERE...Portions of southeast Georgia and southeast South Carolina. * WHEN...From 11 AM this morning to 8 PM EDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. * ADDITIONAL DETAILS...Isolated to scattered showers and thunderstorms during the afternoon could provide relief in some areas. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. && $$ DPB | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||