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Tropical Storm Warning issued September 25 at 11:01AM EDT by NWS Charleston SCA Tropical Storm Warning means tropical storm-force winds areexpected somewhere within this area within the next 36 hours* LOCATIONS AFFECTED- Charleston- McClellanville- Edisto Island* WIND- LATEST LOCAL FORECAST: Tropical storm force winds remainpossible- Peak Wind Forecast: 20-30 mph with gusts to 45 mph- THREAT TO LIFE AND PROPERTY THAT INCLUDES TYPICAL FORECASTUNCERTAINTY IN TRACK, SIZE AND INTENSITY: Potential for wind 39to 57 mph- The wind threat has remained nearly steady from theprevious assessment.- PLAN: Plan for hazardous wind of equivalent tropical stormforce.- PREPARE: Efforts to protect property should now beunderway. Prepare for limited wind damage.- ACT: Act now to complete preparations before the windbecomes hazardous.- POTENTIAL IMPACTS: Limited- Damage to porches, awnings, carports, sheds, and unanchoredmobile homes. Unsecured lightweight objects blown about.- Large tree limbs broken off. A few trees snapped oruprooted, but with greater numbers in places where treesare shallow rooted.- Some roads impassable due to debris, particularly withinurban or heavily wooded locations. Hazardous drivingconditions on bridges and other elevated roadways,especially for high profile vehicles.- Isolated to scattered power and communications outages.* STORM SURGE- LATEST LOCAL FORECAST: Localized storm surge possible- Peak Storm Surge Inundation: The potential for 1-3 feetabove ground somewhere within surge prone areas- Window of concern: Begins this morning- THREAT TO LIFE AND PROPERTY THAT INCLUDES TYPICAL FORECASTUNCERTAINTY IN TRACK, SIZE AND INTENSITY: Potential for stormsurge flooding greater than 1 foot above ground- The storm surge threat has remained nearly steady from theprevious assessment.- PLAN: Plan for storm surge flooding greater than 1 footabove ground.- PREPARE: Efforts should now be underway to prepare forstorm surge flooding, especially in low-lying vulnerableareas.- ACT: Take actions to protect life and property. Prepare toleave if evacuation orders are given for your area.- POTENTIAL IMPACTS: Limited- Localized inundation of saltwater mainly along immediateshorelines and in low-lying spots farther inland nearrivers and creeks.- Sections of near-shore roads and parking lots becomeoverspread with surge water. Driving conditions hazardousin places where surge water covers the road.- Minor to moderate beach erosion. Heavy surf possiblybreaching dunes, mainly in normally vulnerable locations.Strong rip currents.- Minor to locally moderate damage to marinas, docks,boardwalks, and piers. A few small craft broken away frommoorings.* FLOODING RAIN- LATEST LOCAL FORECAST:- Peak Rainfall Amounts: 1-3 inches, with locally higheramounts- THREAT TO LIFE AND PROPERTY THAT INCLUDES TYPICAL FORECASTUNCERTAINTY IN TRACK, SIZE AND INTENSITY: Potential formoderate flooding rain- The flooding rain threat has remained nearly steady fromthe previous assessment.- PLAN: Emergency plans should include the potential formoderate flooding from heavy rain. Evacuations and rescuesare possible.- PREPARE: Consider protective actions if you are in an areavulnerable to flooding.- ACT: Heed any flood watches and warnings. Failure to takeaction may result in serious injury or loss of life.- POTENTIAL IMPACTS: Significant- Moderate rainfall flooding could prompt some rescues.- Rivers and tributaries could quickly become swollen withswifter currents and overspill their banks in a few places,especially in normally vulnerable spots. Small streams,creeks, canals, and ditches overflow.- Flood waters can enter some structures or weakenfoundations. Several places could experience expanded areasof rapid inundation at underpasses, low-lying spots, andpoor drainage areas. Some streets and parking lots take onmoving water as storm drains and retention ponds overflow.Driving conditions become hazardous. Some road and bridgeclosures.* TORNADO- LATEST LOCAL FORECAST:- Situation is favorable for tornadoes- THREAT TO LIFE AND PROPERTY THAT INCLUDES TYPICAL FORECASTUNCERTAINTY IN TRACK, SIZE AND INTENSITY: Potential for severaltornadoes- The tornado threat has remained nearly steady from theprevious assessment.- PLAN: Emergency plans should include the potential forseveral tornadoes with a few possibly intense having largerdamage paths.- PREPARE: Those living in manufactured homes or on boatsshould prepare to relocate to safe shelter before hazardousweather arrives.- ACT: Listen for tornado watches and warnings. If a tornadowarning is issued, be ready to shelter quickly.- POTENTIAL IMPACTS: Significant- Isolated to scattered tornadoes can hinder the execution ofemergency plans.- Scattered locations could experience enhanced damage due totornadoes with a few spots of considerable damage, powerloss, and communications failures.- Scattered locations could realize roofs torn off framehouses, mobile homes demolished, boxcars overturned, largetrees snapped or uprooted, vehicles tumbled, and smallboats tossed about.* FOR MORE INFORMATION:- https://weather.gov/chs- https://ready.gov/hurricanes- https://www.charlestoncounty.org

National Weather Service