WEEKLY SOUTH CAROLINA WEATHER 2010

June 28, 2010 - July 4, 2010

WEATHER SUMMARY:

Towering cumulonimbus clouds produced strong thunderstorms Monday afternoon over Aiken and McCormick counties. National Weather Service instruments at Lake Thurmond measured winds gusting to 50 mph at 4:40 p.m. and the city of Aiken received 2.51 inches of rain. Heavy rains accompanied early afternoon storms on Tuesday across the Upstate. Laurens measured 3.80 inches of rain and Sandy Springs reported 3.38 inches. Johnston recorded 98 degrees on Tuesday. Daily downpours continued on Wednesday with Hartsville receiving 2.41 inches and Galivants Ferry 2.34 inches. At the end of June, Florence totaled 9.26 inches of rain while Santuck recorded only 0.99 inches. Columbia's June average temperature of 83.7 degrees tied the 1952 June average for warmest on record. Charleston set a new June record average temperature of 83.4 degrees besting the 1998 average of 82.8. On Thursday, an unseasonable continental-sourced air mass entered the state. Friday arrived with bright blue skies and noticeably fresh air complimenting early morning temperatures in the 60's. Temperatures on Saturday peaked in the 80's for most of the state. Florence established a date record low temperature of 60 degrees on Sunday, July 4 as did Charleston with 61 degrees. The state average temperature for the seven-day period was one degree below normal.

The highest official temperature reported was 100 degrees at the Marlboro County Jetport and Clinton on June 28 and at Clinton on June 29. The lowest official temperature reported was 55 degrees at Barnwell and Conway on July 4. The heaviest official 24-hour rainfall reported was 3.84 inches at Anderson Airport ending at 7:00 a.m. on June 30. The state average rainfall for the period was 1.2 inches.

PRECIPITATION:

               
                             
                          Precipitation 
                       Weekly   Jan 1   Departure     
                        Total   Total   from Avg
         Greer           0.07   21.65     -4.9
      Anderson           3.85   23.95     -0.9
      Columbia           1.46   15.70     -9.3
    Orangeburg           3.73   20.80     -4.2
 Charlotte, NC           0.09   20.74     -1.7
   Augusta, GA           0.63   15.71     -8.3
      Florence           1.01   22.27      0.2
N Myrtle Beach           1.00   15.15     -5.2
    Charleston           2.47   27.22      2.9
  Savannah, GA           0.36   23.36     -0.3  
 
                     

Weekly rainfall totals ending midnight Sunday.

SOIL:

4-inch depth soil temperature: Columbia 81 degrees, Charleston 83 degrees.

RIVERS AND SURF:

South Carolina river stages were near to below normal. Ocean water temperatures at Springmaid Pier Myrtle Beach were reported at 81 degrees.