Preliminary SC Coastal Storm Summary for Sept. 29-30
Tropical storm force conditions were observed along the Georgetown/Horry County Coast between 1:15 AM and 3:15 AM this date September 30, 2010
At 12:50 AM Edisto Buoy (41 NM SE Charleston SC) reported sustained south winds of 42 Gusting to 58 MPH
At 1:15 AM Myrtle Beach International AP reported sustained SE winds of 35 MPH and at 3:15 AM a south wind gust of 44 MPH
At 1:00 AM Georgetown AP reported a minimum barometric pressure of 995 MB (and a translated/reported 29.40 inches of mercury)
3:15 AM Georgetown AP measured a peak gust of 64 MPH during a thunderstorm (direction not indicated)
At 2:06 AM Springmaid Pier reported sustained tropical storm force winds SE@36 MPH At 2:54 AM SSE@41 MPH
Peak windspeed reported 2:48 AM SE@54 MPH (this value may be higher as more detailed obs become available)
At 2:53 AM N Myrtle Beach peak wind S@41 MPH
At 4:00 AM both the Marion County AP and Marlboro County Jetport reported a minimum barometric pressure of 29.37 inches of mercury (994 MB)
Heaviest rainfall totals between 8 AM Wednesday and 8 AM Thursday:
Bennettsville 5.16”
McClellanville 5.01”
Quinby 4.88”
Andrews 4.80”
Cades 4.61”
Florence 4.59”
Cheraw 4.55”
Marion 4.50”
Kingstree 4.37”
Georgetown AP 4.30”
Heaviest multi-day (Sept 25-8 AM Sept 30) event totals:
North Inlet 10.43”
Conway 10.20”
McClellanville 9.96”
Andrews 9.80”
Crabtree Swamp 9.65”
Georgetown AP 9.44”
Quinby 8.85”
Mullins 8.81”
Loris 8.75”
Kingstree 8.73”
Gallivants Ferry 8.60”
Bennettsville 8.49”
Cades 8.38”
N Myrtle Beach AP 8.27”
Florence AP 8.13”
Across the border:
Wilmington NC Event total (Sept 26-7:20 AM Sept 30, 2010) 20.66” This surpasses the record rains of 19.06” during Hurricane Floyd 1999