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South Carolina State Climatology Office
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July 16 - July 22, 2012


A weak boundary of cooler air caused thunderstorms on Monday and left Hartsville with 2.15 inches of rain. On Tuesday morning, the Upstate sites of Caesars Head, Longcreek and Ninety-nine Islands cooled to 66 degrees. Cedar Creek, Pelion and McCormick reported 68 degrees. At 3:30 p.m., the Springmaid Pier at Myrtle Beach recorded their highest surf water temperature of the season at 87.3 degrees. Tuesday's thunderstorms left 0.86 inches of rain at Summerville and 0.63 inches at Walterboro. Wednesday's moist, southeasterly surface winds pushed the temperature to a humid 93 degrees at Rock Hill, Florence, Shaw AFB and Pinopolis. Scattered thunderstorms formed along the upper Savannah River during the afternoon hours and drifted off to the east. Sandy Springs received one of the heavier totals with 2.17 inches. The Neal Shoals Dam, located on the Broad River, measured a 24-hour rainfall of 1.75 inches. A sunny Sandhill, Saluda and Dillon reported a Thursday high temperature of 95 degrees. Winds shifted on Friday to a southwest direction and increased in speed. At 3:53 p.m., the N Myrtle Beach AP reported southwest winds of 25 mph gusting to 35 mph. A cluster of storm cells formed over the north Midlands. Cheraw was underneath a heavy rainfall that left 2.15 inches. Lugoff reported a third consecutive day of stormy weather on Saturday, giving them a multi-day total rainfall amount of 3.97 inches. Summertime heat was observed on Sunday. Newberry, Lake City, the Conway AP and Beaufort all reached 95 degrees. The state average temperature for the seven-day period was two degrees above normal.

The highest official temperature reported was 99 degrees at Dillon on July 22. The lowest official temperature reported was 64 degrees at Caesars Head on July 19. The heaviest official 24-hour rainfall reported was 3.54 inches at Chesterfield USGS ending at 7:00 a.m. on July 21. The state average rainfall for the period was 0.7 inches.


                            Total    Total    from Avg
         Greer AP            0.78    19.45     -7.1
      Anderson AP            1.33    21.06     -3.7
      Columbia Metro AP      0.43    24.05     -0.9
    Orangeburg AP            0.03    24.59     -2.1
 Charlotte, NC AP            1.32    19.96     -3.2
   Augusta, GA Bush AP       0.46    14.49    -10.8
      Florence AP            0.16    25.36      1.8
N Myrtle Beach AP            0.00    16.81     -9.4
    Charleston AP            0.62    23.34     -3.3
  Savannah, GA AP            0.99    23.39     -2.6

Weekly rainfall totals ending midnight Sunday.  


4-inch depth soil temperature: Columbia 82 degrees, Charleston 85 degrees.


South Carolina river stages were near to below normal. Ocean water temperatures at Springmaid Pier Myrtle Beach were reported at 84 degrees.

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