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South Carolina State Climatology Office
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June 14, 2010 - June 20, 2010


The Charleston Airport set a date record highest low temperature (79 degrees) and a date record high temperature (99 degrees) on Monday. Bamberg reported a peak shade temperature of 105 degrees on Monday afternoon. Parts of Marlboro County were hit with strong storms that toppled trees. At 11:00 a.m. on Tuesday, the James Island Executive AP observed a heat index value of 118 degrees. Shortly after 2:00 p.m., cloud tops reached 60,000 feet over northern Orangeburg County. Thunderstorms around Bamberg drenched the area with heavy rain. Golf ball-sized hail fell over parts of Anderson and Pickens counties. A rotating, convective complex moved through central South Carolina early Wednesday morning with 2.08 inches of rain falling in two hours at McEntire ANG AP near Eastover. Due to the clouds and rain-cooled grounds, Shaw AFB in Sumter reported a Wednesday noon-hour temperature of 80 degrees versus the 94 degrees at the same hour on Tuesday. Hot conditions returned Thursday with Lake Wateree recording 100 degrees. Summerville received 1.13 inches of rain during a storm that included winds of 53 mph at the Summerville AP. Florence was the bulls-eye for another round of Friday's convective storms and 2.07 inches of rain that caused local street flooding. At 5:00 p.m. on Saturday, Orangeburg had just recorded a one-hour rainfall amount of 1.32 inches and a temperature drop of 18 degrees to 75 degrees. Heat driven thunderstorms on Sunday produced winds of 61 mph at the Savannah River Site and 59 mph at the Charleston AP. The last day of astronomical spring ended under wilting heat for the Upstate. Walhalla, Anderson and Sandy Springs shared Sunday high temperatures of 95 degrees. The state average temperature for the seven-day period was six degrees above normal.

The highest official temperature reported was 106 degrees at Johnston on June 15 (state's highest temperature since 107 degrees at Orangeburg August 22, 2007.) The lowest official temperature reported was 63 degrees at Caesars Head on June 16. The heaviest official 24-hour rainfall reported was 3.76 inches at Bamberg ending at 7:00 a.m. on June 16. The state average rainfall for the period was 0.8 inches.


                       Weekly   Jan 1   Departure     
                        Total   Total   from Avg
         Greer           0.60   21.36     -3.3
      Anderson           0.39   20.03     -3.2
      Columbia           0.77   13.74     -8.7
    Orangeburg           1.47   17.07     -5.3
 Charlotte, NC           0.00   20.65     -0.2
   Augusta, GA           0.12   13.92     -8.1
      Florence           2.07   20.05      0.1
N Myrtle Beach           0.54   13.85     -4.5
    Charleston           1.80   23.81      2.4
  Savannah, GA           1.48   20.72     -0.3   


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 83 degrees.

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Columbia, SC 29202