WEEKLY SOUTH CAROLINA WEATHER 2012

September 17 - September 23, 2012

WEATHER SUMMARY:

Intense rains on Monday morning produced flash flooding over Lancaster County that caused delays and detours to automobile traffic. A Lancaster CoCoRaHS volunteer measured 5.89 inches of rain. Fishing Creek Dam reported 2.18 inches. Afternoon storms formed over the Upstate with more heavy rain. Caesars Head measured 2.04 inches and the Rock Hill AP received 1.92 inches. The mercury thermometer reached 90 degrees at Cades, Pinopolis and Jamestown. Rain and thundershowers paraded over eastern South Carolina on Tuesday. Slow-moving downpours affected Horry County. The Crabtree Swamp gage near Conway recorded 2.93 inches. A boundary of clouds and cooler air worked southeastward on Wednesday. At 2:00 p.m., the Florence AP reported 71 degrees and northeast winds of 16 mph. Greenville, Sandhill and the Springmaid Pier at Myrtle Beach, all noted a Wednesday high temperature of 77 degrees. Thursday started with sunrise temperatures in the 50's. Dillon cooled to 52 degrees. A shift to warmer surface winds occurred on Friday. The first day of autumn arrived on Saturday but summertime temperatures were holding out. Barnwell, Hardeeville, Givhans and the Kingstree AP all reached 90 degrees. A dry cold front replaced the warmth and humidity on Saturday night, bringing a noticeable change of seasons. On Sunday morning, several Upstate communities recorded temperatures in the 40's. Mild, sunny weather was observed on Sunday. Sandy Springs, Greenwood, Marion and Batesburg made it to 80 degrees. The state average temperature for the period was one degree above normal.

The highest official temperature reported was 91 degrees at Givhans on September 17. The lowest official temperature reported was 48 degrees at Table Rock, Hunts Bridge, Walhalla and Long Creek on September 23. The heaviest official 24-hour rainfall reported was 3.96 inches at Conway ending at 7:00 a.m. on September 19. The state average rainfall for the period was 0.6 inches.

PRECIPITATION:

                                 Precipitation                
                            Weekly   Jan 1   Departure     
                            Total    Total    from Avg        
         Greer AP            0.92    29.65     -5.5
      Anderson AP            0.64    31.14     -1.4
      Columbia Metro AP      0.82    35.90      1.2
    Orangeburg AP            0.02    34.43     -1.8
 Charlotte, NC AP            0.94    27.38     -3.7
   Augusta, GA Bush AP       0.40    28.12     -5.2
      Florence AP            0.34    33.55      0.2
N Myrtle Beach AP            0.85    31.32     -9.0
    Charleston AP            0.15    36.23     -4.3
  Savannah, GA AP            0.00    35.21     -2.8
                                                                                                
Weekly rainfall totals ending midnight Sunday.

SOIL:

4-inch depth soil temperature: Columbia 78 degrees, Charleston 80 degrees.

RIVERS AND SURF:

South Carolina river stages were near to below normal. Ocean water temperatures at Springmaid Pier Myrtle Beach were reported at 79 degrees.