Mid-America Catastrophe Services
Coastal Flood Advisory in Charleston County, South Carolina
Issued by the National Weather Service and archived by Claims Pages
Charleston County South Carolina Urgency: Expected Severity: Minor Certainty: Likely
Active Timeframe
10/7/2022 2:08:00 PM until 10/7/2022 8:00:00 PM   EXPIRED
Instructions
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.
Alert Summary
COASTAL FLOOD ADVISORY IN EFFECT FROM 6 PM TO 8 PM EDT THIS EVENING... * WHAT...Up to one half foot of inundation above ground level expected along shorelines and tidal waterways (7.0 to 7.2 feet Mean Lower Low Water at Charleston). * WHERE...Coastal Colleton and Charleston Counties. * WHEN...From 6 PM to 8 PM EDT this evening. * IMPACTS...This could result in some roads becoming impassable. * ADDITIONAL DETAILS...High tide will occur around 7:03 PM today at Charleston. Saltwater inundation will be possible 1 to 2 hours before and after high tide. Time of high total tides are approximate to the nearest hour. 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 -------- --------- --------- --------- ------- -------- 07/07 PM 7.1 1.3 0.5 N/A Minor 08/07 AM 7.4 1.6 1.2 N/A Minor 08/08 PM 7.4 1.6 0.9 N/A Minor 09/08 AM 7.7 1.9 1.2 N/A Moderate 09/09 PM 7.7 1.9 1.4 N/A Moderate 10/09 AM 7.8 2.0 1.2 N/A Moderate &&