Halloween Weather Outlook: A Warm-Up for Much of the U.S. 🎃
Warmer-than-average temperatures could stick around into early November, but will you need a jacket over your Halloween costume?
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Weather Alerts For Mount Pleasant, SC
Coastal Flood Watch
-# HEADLINE -------------------- COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 10 PM EDT THIS EVENING HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 5 PM EDT MONDAY HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH SUNDAY EVENING COASTAL FLOOD WATCH REMAINS IN EFFECT FROM 4 AM EDT SUNDAY THROUGH SUNDAY MORNING # 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 -------- --------- --------- --------- ------- -------- 24/08 PM 7.4 1.6 1.7 N/A Minor 25/07 AM 8.0 2.2 1.6 N/A Major 25/08 PM 7.6 1.8 1.8 N/A Moderate 26/08 AM 8.3 2.5 1.6 N/A Major 26/09 PM 7.2 1.4 1.5 N/A Minor 27/09 AM 8.3 2.5 1.4 N/A Major # DETAILS -------------------- WHAT For the Coastal Flood Advisory, up to one foot of inundation above ground level along shorelines and tidal waterways (7.3 to 7.5 feet Mean Lower Low Water at Charleston). For the High Surf Advisory, large breaking waves of 4 to 6 feet in the surf zone. For the High Rip Current Risk, dangerous rip currents. For the Coastal Flood Watch, one to two feet of inundation above ground level possible along shorelines and tidal waterways (7.9 to 8.1 feet Mean Lower Low Water at Charleston). WHERE Coastal Colleton and Charleston Counties. WHEN For the Coastal Flood Advisory, until 10 PM EDT this evening. For the High Surf Advisory, until 5 PM EDT Monday. For the High Rip Current Risk, through Sunday evening. For the Coastal Flood Watch, from 4 AM EDT Sunday through Sunday morning. IMPACTS Significant saltwater inundation will render numerous roads impassable. Properties may also flood. Dangerous swimming and surfing conditions and localized beach erosion. Rip currents can sweep even the best swimmers away from shore into deeper water. ADDITIONAL DETAILS High tide will occur around 7:13 PM today and around 7:34 AM Sunday at Charleston. Saltwater inundation will be possible 1 to 2 hours before and after high tide. ISSUED AT Saturday, October 24, 2026 at 6:52 PM 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. Inexperienced swimmers should remain out of the water due to dangerous surf conditions. 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
High Surf Advisory
-# HEADLINE -------------------- COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 10 PM EDT THIS EVENING HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 5 PM EDT MONDAY HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH SUNDAY EVENING COASTAL FLOOD WATCH REMAINS IN EFFECT FROM 4 AM EDT SUNDAY THROUGH SUNDAY MORNING # 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 -------- --------- --------- --------- ------- -------- 24/08 PM 7.4 1.6 1.7 N/A Minor 25/07 AM 8.0 2.2 1.6 N/A Major 25/08 PM 7.6 1.8 1.8 N/A Moderate 26/08 AM 8.3 2.5 1.6 N/A Major 26/09 PM 7.2 1.4 1.5 N/A Minor 27/09 AM 8.3 2.5 1.4 N/A Major # DETAILS -------------------- WHAT For the Coastal Flood Advisory, up to one foot of inundation above ground level along shorelines and tidal waterways (7.3 to 7.5 feet Mean Lower Low Water at Charleston). For the High Surf Advisory, large breaking waves of 4 to 6 feet in the surf zone. For the High Rip Current Risk, dangerous rip currents. For the Coastal Flood Watch, one to two feet of inundation above ground level possible along shorelines and tidal waterways (7.9 to 8.1 feet Mean Lower Low Water at Charleston). WHERE Coastal Colleton and Charleston Counties. WHEN For the Coastal Flood Advisory, until 10 PM EDT this evening. For the High Surf Advisory, until 5 PM EDT Monday. For the High Rip Current Risk, through Sunday evening. For the Coastal Flood Watch, from 4 AM EDT Sunday through Sunday morning. IMPACTS Significant saltwater inundation will render numerous roads impassable. Properties may also flood. Dangerous swimming and surfing conditions and localized beach erosion. Rip currents can sweep even the best swimmers away from shore into deeper water. ADDITIONAL DETAILS High tide will occur around 7:13 PM today and around 7:34 AM Sunday at Charleston. Saltwater inundation will be possible 1 to 2 hours before and after high tide. ISSUED AT Saturday, October 24, 2026 at 6:52 PM 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. Inexperienced swimmers should remain out of the water due to dangerous surf conditions. 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
Rip Current Statement
-# HEADLINE -------------------- COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 10 PM EDT THIS EVENING HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 5 PM EDT MONDAY HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH SUNDAY EVENING COASTAL FLOOD WATCH REMAINS IN EFFECT FROM 4 AM EDT SUNDAY THROUGH SUNDAY MORNING # 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 -------- --------- --------- --------- ------- -------- 24/08 PM 7.4 1.6 1.7 N/A Minor 25/07 AM 8.0 2.2 1.6 N/A Major 25/08 PM 7.6 1.8 1.8 N/A Moderate 26/08 AM 8.3 2.5 1.6 N/A Major 26/09 PM 7.2 1.4 1.5 N/A Minor 27/09 AM 8.3 2.5 1.4 N/A Major # DETAILS -------------------- WHAT For the Coastal Flood Advisory, up to one foot of inundation above ground level along shorelines and tidal waterways (7.3 to 7.5 feet Mean Lower Low Water at Charleston). For the High Surf Advisory, large breaking waves of 4 to 6 feet in the surf zone. For the High Rip Current Risk, dangerous rip currents. For the Coastal Flood Watch, one to two feet of inundation above ground level possible along shorelines and tidal waterways (7.9 to 8.1 feet Mean Lower Low Water at Charleston). WHERE Coastal Colleton and Charleston Counties. WHEN For the Coastal Flood Advisory, until 10 PM EDT this evening. For the High Surf Advisory, until 5 PM EDT Monday. For the High Rip Current Risk, through Sunday evening. For the Coastal Flood Watch, from 4 AM EDT Sunday through Sunday morning. IMPACTS Significant saltwater inundation will render numerous roads impassable. Properties may also flood. Dangerous swimming and surfing conditions and localized beach erosion. Rip currents can sweep even the best swimmers away from shore into deeper water. ADDITIONAL DETAILS High tide will occur around 7:13 PM today and around 7:34 AM Sunday at Charleston. Saltwater inundation will be possible 1 to 2 hours before and after high tide. ISSUED AT Saturday, October 24, 2026 at 6:52 PM 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. Inexperienced swimmers should remain out of the water due to dangerous surf conditions. 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
Coastal Flood Advisory
-# HEADLINE -------------------- COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 10 PM EDT THIS EVENING HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 5 PM EDT MONDAY HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH SUNDAY EVENING COASTAL FLOOD WATCH REMAINS IN EFFECT FROM 4 AM EDT SUNDAY THROUGH SUNDAY MORNING # 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 -------- --------- --------- --------- ------- -------- 24/08 PM 7.4 1.6 1.7 N/A Minor 25/07 AM 8.0 2.2 1.6 N/A Major 25/08 PM 7.6 1.8 1.8 N/A Moderate 26/08 AM 8.3 2.5 1.6 N/A Major 26/09 PM 7.2 1.4 1.5 N/A Minor 27/09 AM 8.3 2.5 1.4 N/A Major # DETAILS -------------------- WHAT For the Coastal Flood Advisory, up to one foot of inundation above ground level along shorelines and tidal waterways (7.3 to 7.5 feet Mean Lower Low Water at Charleston). For the High Surf Advisory, large breaking waves of 4 to 6 feet in the surf zone. For the High Rip Current Risk, dangerous rip currents. For the Coastal Flood Watch, one to two feet of inundation above ground level possible along shorelines and tidal waterways (7.9 to 8.1 feet Mean Lower Low Water at Charleston). WHERE Coastal Colleton and Charleston Counties. WHEN For the Coastal Flood Advisory, until 10 PM EDT this evening. For the High Surf Advisory, until 5 PM EDT Monday. For the High Rip Current Risk, through Sunday evening. For the Coastal Flood Watch, from 4 AM EDT Sunday through Sunday morning. IMPACTS Significant saltwater inundation will render numerous roads impassable. Properties may also flood. Dangerous swimming and surfing conditions and localized beach erosion. Rip currents can sweep even the best swimmers away from shore into deeper water. ADDITIONAL DETAILS High tide will occur around 7:13 PM today and around 7:34 AM Sunday at Charleston. Saltwater inundation will be possible 1 to 2 hours before and after high tide. ISSUED AT Saturday, October 24, 2026 at 6:52 PM 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. Inexperienced swimmers should remain out of the water due to dangerous surf conditions. 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
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