Coastal Flood Warnings/Watches/Statements
Issued by NWS Charleston, SC
Issued by NWS Charleston, SC
311 WHUS42 KCHS 181045 CFWCHS Coastal Hazard Message National Weather Service Charleston SC 645 AM EDT Fri Oct 18 2024 SCZ049-050-181500- /O.CON.KCHS.CF.Y.0047.241018T1100Z-241018T1500Z/ Coastal Colleton-Charleston- 645 AM EDT Fri Oct 18 2024 ...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING... * WHAT...Up to one foot of inundation above ground level expected along shorelines and tidal waterways (7.4 to 7.6 feet Mean Lower Low Water at Charleston). * WHERE...Coastal Colleton and Charleston Counties. * WHEN...From 7 AM to 11 AM EDT this morning. * IMPACTS...This will result in some roads becoming impassable and minor flooding of properties. * ADDITIONAL DETAILS...High tide will occur around 9:05 AM today at Charleston. Saltwater inundation will be possible 1 to 2 hours before and after high tide. 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. && 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 -------- --------- --------- --------- ------- -------- 17/09 PM 6.4 0.6 0.0 N/A None 18/09 AM 7.5 1.7 0.3 N/A Moderate 18/10 PM 6.3 0.5 0.2 N/A None 19/10 AM 7.7 1.9 0.5 N/A Moderate 19/10 PM 6.6 0.8 0.7 N/A None 20/11 AM 7.5 1.7 0.5 N/A Moderate && $$