Kingstree, Marion, Conway and Moncks Corner each reported a Monday morning low temperature of 50 degrees. Partly sunny skies allowed for modest warming of 83 degrees at Clarks Hill and Lake City. On Tuesday, Barnwell reached 88 degrees. Drying southwest winds on Wednesday moved the afternoon temperature to 90 degrees at Sandhill, Holly Hill and Allendale. The Columbia Metro AP reported its highest temperature of 91 degrees at 5:34 p.m. along with a relative humidity value of 30 percent. At midnight, "warm for the hour" temperatures of 75 degrees were observed at Hilton Head Island, 73 degrees at Johns Island and 74 degrees at N Myrtle Beach. Greenville and Orangeburg recorded 88 degrees on Thursday. Friday began sunny. At 3:00 p.m., Orangeburg, Shaw AFB and Florence had all warmed to 85 degrees. Clouds increased across the coastal zones overnight with the approach of a newly formed tropical depression. At 11:00 a.m. on Saturday morning, Tropical Depression 2 was positioned 195 miles south-southeast of Charleston and moving northwest at 13 mph. The outermost rains were brushing the beaches from Horry County southward to Beaufort County. At 5:00 p.m., the depression was upgraded to Tropical Storm Bonnie and positioned 120 miles southeast of Beaufort and moving northwest at 10 mph. Folly Beach reported winds gusting to 31 mph at 3:13 a.m. on Sunday morning. Heavy rains concentrated over Jasper and Beaufort counties. A 24-hour rainfall measurement (ending at 6:00 a.m.) of 8.20 inches was taken by the Ridgeland 5.8 ESE CoCoRaHS volunteer observer. Other impressive rain totals included 5.92 inches at Folly Beach, 5.75 inches near Okatie and 5.52 inches at Johns Island. Tropical Storm Bonnie was downgraded to Tropical Depression Bonnie at 8:00 a.m. and located by radar at 25 miles east-southeast of Charleston. At around 8:30 a.m., the circulation's center landfalled at the Isle of Palms. Thunderstorms at the Charleston AP produced a wind gust of 40 mph at 8:55 a.m. and the event's lowest observed air pressure at 29.79 inches of mercury. Lowland flooding eased over Interstate 95 near Ridgeland in Jasper County closing a nearly six-mile section of the south bound lane at 9:25 a.m. At 6:00 p.m., Ridgeland had accumulated a running event rainfall amount of 10.14 inches. The Charleston AP received 2.42 inches of rain on Saturday and again on Sunday. Convective banding continued into Sunday night around a meandering circulation over Berkeley County. In sharp contrast to the Lowcountry's flooding, Travelers Rest, Chester, Winnsboro and McCormick reported less than one-tenth of an inch of rain for the week.
The highest official temperature reported was 94 degrees at Jamestown on May 25. The lowest official temperature reported was 42 degrees at Jocassee 8 WNW on May 23. The heaviest official 24-hour rainfall reported was 3.23 inches at Sullivan's Island ending at 7:00 a.m. on May 29. The state average rainfall for the seven-day period was 1.4 inches. The state average temperature for the seven-day period was near the long-term average.
PRECIPITATION:
Weekly
Jan 1
Departure
Anderson AP
0.06
15.41
-2.8
Greer AP
0.06
17.10
-2.1
Charlotte, NC AP
0.23
14.79
-1.9
Columbia Metro AP
0.51
13.92
-2.4
Orangeburg AP
2.16
14.29
-3.0
Augusta, GA Bush AP
2.57
18.61
1.4
Florence AP
0.29
20.99
5.9
N Myrtle Beach AP
0.91
15.67
-1.4
Charleston AP
4.84
20.32
4.3
Savannah, GA AP
1.69
22.67
6.7
Weekly rainfall totals ending midnight Sunday.
SOIL:
4-inch depth soil temperature: Clinton 71 degrees. Columbia 75 degrees.
RIVERS AND SURF:
South Carolina river stages were below normal (Upstate) to above normal (Lowcountry). The Charleston Harbor Ravenel Bridge reported a water temperature of 77 degrees. Springmaid Pier at Myrtle Beach reported a surf water temperature of 77 degrees.
