Scattered thunderstorms developed during the peak heating hours on Monday and were concentrated across the Upstate. During the last few hours of the day, a downpour of 4.07 inches in 98 minutes centered over the Greenville Downtown AP that produced localized flooding. Other notable rainfall amounts measured on Tuesday morning included 2.57 inches at Fountain Inn, 2.38 inches at Long Cane and 2.11 inches at Rock Hill. A mostly sunny Tuesday sent the mercury to 97 degrees at Barnwell. Afternoon and evening thunderstorms formed along a weakening boundary near the Pee Dee and central coastal counties. Darlington measured one of the heaviest rainfalls with 1.89 inches. McClellanville received 1.64 inches and 1.38 inches fell at McBee. Slightly drier air moved into the western portions on Wednesday. At 2:00 p.m., Anderson AP noted a relative humidity value of just 25 percent while at the same time the Kingstree AP reported 83 percent. Winnsboro, Cedar Creek and McCormick all recorded a Wednesday maximum temperature of 95 degrees. Thunderstorms at Chester brought 1.19 inches of rain and Edisto Island received an even one-half inch. Thursday's storms produced one-inch diameter hailstones for parts of Abbeville and Greenwood counties. Sullivan's Island reported rains of 1.18 inches and 1.13 inches fell over a dry Monetta. June's 2016 rainfall ranged from a high of 9.28 inches in Bishopville to a low of 0.28 inches at Ware Shoals. Mostly cloudy skies on Friday lowered afternoon temperatures closer to date averages. Clemson and Orangeburg reached a humid 93 degrees. At around 4:30 p.m., a lone thunderstorm near Hanahan unloaded torrential rains that totaled 4.48 inches. Saturday's high temperatures at Calhoun Falls, McCormick and Johnston came in at a sweltering 99 degrees. Lugoff took a small amount of relief under a thundershower of 0.31 inches. The Charleston upper air sounding on Sunday profiled a freezing level that had climbed to 17,377 feet above ground level. At 5:00 p.m., the Clemson-Oconee AP reported a relative humidity value of 24 percent. 100-degree heat was observed at Walhalla, Anderson, Calhoun Falls, Clinton, Saluda, Greenwood, Whitmire, Longtown, and Orangeburg. Clemson, McCormick, Johnston and Barnwell recorded 101 degrees. Outflow boundaries of rain-cooled air from thunderstorms near Darlington moved the Florence Regional AP 3:53 p.m. temperature of 95 degrees to 75 degrees at 4:53 p.m. High winds snapped trees over a six-mile path ending near Lamar. The Sandhill Experiment Station open pan evaporation of 0.42 inches on Saturday was nearly matched on Sunday with 0.41 inches. Un-irrigated fields across the southern Midlands, the central Savanah River corridor and into the western Piedmont and Foothills were struggling to keep pace against the drying heat and poor distribution of rain events.
The highest official temperature reported was 104 degrees at Columbia Metro AP on July 3 (also a date record besting 103 degrees in 1970). The lowest official temperature reported was 55 degrees at Jocassee 8 WNW on June 29. The heaviest official 24-hour rainfall reported was 4.55 inches at the Greenville Downtown AP ending at 7:00 a.m. on June 28. The state average rainfall for the seven-day period was 0.4 inches. The state average temperature for the seven-day period was three degrees above the long-term average.
PRECIPITATION:
Weekly
Jan 1
Departure
Anderson AP
0.00
15.57
-6.9
Greer AP
0.15
18.76
-4.9
Charlotte, NC AP
1.58
18.11
-2.9
Columbia Metro AP
0.10
16.36
-5.3
Orangeburg AP
0.05
16.12
-7.2
Augusta, GA Bush AP
0.54
21.60
-1.0
Florence AP
1.06
25.41
5.0
N Myrtle Beach AP
1.31
19.26
-3.3
Charleston AP
0.34
23.89
1.3
Savannah, GA AP
0.68
29.63
6.8
Weekly rainfall totals ending midnight Sunday.
SOIL:
4-inch depth soil temperature: Clinton 82 degrees. Columbia 86 degrees.
RIVERS AND SURF:
South Carolina river stages were below normal. Charleston Harbor reported a water temperature of 85 degrees. Springmaid Pier at Myrtle Beach reported a surf water temperature of 84 degrees.
