Weather Alerts For Sullivans Island, SC

# HEADLINE -------------------- HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH THIS EVENING COASTAL FLOOD ADVISORY REMAINS IN EFFECT FROM 7 AM THIS MORNING TO NOON EDT TODAY # SUMMARY -------------------- Charleston Harbor SC MLLW Categories - Minor 7.0 ft, Moderate 7.5 ft, Major 8.0 ft MHHW Categories - Minor 1.2 ft, Moderate 1.7 ft, Major 2.2 ft Total Total Departure Day/Time Tide Tide from Norm Waves Flood ft MLLW ft MHHW ft ft Impact -------- --------- --------- --------- ------- -------- 26/09 PM 6.6 0.8 0.9 N/A None 27/09 AM 7.7 1.9 0.8 N/A Moderate 27/09 PM 6.4 0.6 0.8 N/A None 28/10 AM 7.6 1.8 0.7 N/A Moderate 28/10 PM 6.3 0.5 0.8 N/A None 29/11 AM 7.6 1.8 0.9 N/A Moderate # DETAILS -------------------- WHAT For the High Rip Current Risk, dangerous rip currents. For the Coastal Flood Advisory, up to one foot of inundation above ground level expected along shorelines and tidal waterways (7.6 to 7.8 feet Mean Lower Low Water at Charleston). WHERE Coastal Colleton and Charleston Counties. WHEN For the High Rip Current Risk, through this evening. For the Coastal Flood Advisory, from 7 AM this morning to noon EDT today. IMPACTS This will result in some roads becoming impassable and minor flooding of properties. Rip currents can sweep even the best swimmers away from shore into deeper water. ADDITIONAL DETAILS High tide will occur around 9:06 AM today at Charleston. Saltwater inundation will be possible 1 to 2 hours before and after high tide. ISSUED AT Tuesday, October 27, 2026 at 2:32 AM EDT ISSUED BY National Weather Service Charleston SC HEADER Coastal Hazard Message # PRECAUTIONARY/PREPAREDNESS ACTIONS -------------------- If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property. Visit water.weather.gov for additional water level and flood impact information. Swim near a lifeguard. If caught in a rip current, relax and float. Don't swim against the current. If able, swim in a direction following the shoreline. If unable to escape, face the shore and call or wave for help. # AREAS AFFECTED -------------------- Charleston, Coastal Colleton

# HEADLINE -------------------- HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH THIS EVENING COASTAL FLOOD ADVISORY REMAINS IN EFFECT FROM 7 AM THIS MORNING TO NOON EDT TODAY # SUMMARY -------------------- Charleston Harbor SC MLLW Categories - Minor 7.0 ft, Moderate 7.5 ft, Major 8.0 ft MHHW Categories - Minor 1.2 ft, Moderate 1.7 ft, Major 2.2 ft Total Total Departure Day/Time Tide Tide from Norm Waves Flood ft MLLW ft MHHW ft ft Impact -------- --------- --------- --------- ------- -------- 26/09 PM 6.6 0.8 0.9 N/A None 27/09 AM 7.7 1.9 0.8 N/A Moderate 27/09 PM 6.4 0.6 0.8 N/A None 28/10 AM 7.6 1.8 0.7 N/A Moderate 28/10 PM 6.3 0.5 0.8 N/A None 29/11 AM 7.6 1.8 0.9 N/A Moderate # DETAILS -------------------- WHAT For the High Rip Current Risk, dangerous rip currents. For the Coastal Flood Advisory, up to one foot of inundation above ground level expected along shorelines and tidal waterways (7.6 to 7.8 feet Mean Lower Low Water at Charleston). WHERE Coastal Colleton and Charleston Counties. WHEN For the High Rip Current Risk, through this evening. For the Coastal Flood Advisory, from 7 AM this morning to noon EDT today. IMPACTS This will result in some roads becoming impassable and minor flooding of properties. Rip currents can sweep even the best swimmers away from shore into deeper water. ADDITIONAL DETAILS High tide will occur around 9:06 AM today at Charleston. Saltwater inundation will be possible 1 to 2 hours before and after high tide. ISSUED AT Tuesday, October 27, 2026 at 2:32 AM EDT ISSUED BY National Weather Service Charleston SC HEADER Coastal Hazard Message # PRECAUTIONARY/PREPAREDNESS ACTIONS -------------------- If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property. Visit water.weather.gov for additional water level and flood impact information. Swim near a lifeguard. If caught in a rip current, relax and float. Don't swim against the current. If able, swim in a direction following the shoreline. If unable to escape, face the shore and call or wave for help. # AREAS AFFECTED -------------------- Charleston, Coastal Colleton