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South Carolina State Climatology Office
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WEEKLY SOUTH CAROLINA WEATHER 2017

April 24, 2017 - April 30, 2017

WEATHER SUMMARY:

Heavy rains carried into Monday with 7:00 a.m. twenty-four hour measurements of 4.00 inches at Sullivan's Island, 3.62 inches at North, 3.25 inches at Sandhill and 2.98 inches at Table Rock. Waves of drenching rains fell through most of Monday from the Piedmont to the coast. At 6:00 p.m., the core of lowest pressure associated with the broad cyclonic circulation was positioned over Charleston City with a reading of 29.56 inches of mercury. A nearly stationary cluster of storms caused flash flooding in Rowesville and Elloree. Two Santee CoCoRaHS observers reported multi-day rains of 6.54 and 5.75 inches respectively.

Andrews measured a two-day rainfall amount of 8.80 inches that closed roads and entered homes. The Andrews April 2017 running total of 11.20 inches also surpassed the station's record of 9.65 inches set in 1999. Richland County Emergency Services instruments at the Lower Richland Fire Station received 5.67 inches that caused fields of standing water and a temporary halt to most farming operations.

Clinton recorded a more January-like 55 degrees for their Monday high temperature. Partial clearing made an effort on Tuesday's west to northwest winds. At 3:00 p.m., Spartanburg and Orangeburg both were a cloudy 70 degrees.

On Wednesday morning at 6:46 a.m., the matching temperature and dewpoint value of 54 degrees at Anderson AP produced dense fog. A general warming trend dominated from Wednesday through the weekend. Thursday's afternoon temperatures climbed to 85 degrees at Charleston and 83 degrees at Orangeburg. Breezy and warm conditions were reported along the coast with southerly winds gusting above 20 mph for most of Friday afternoon. Weekend temperatures were unseasonably warm running 10 to 18 degrees above normal. Sunday morning's low temperature of 71 degrees at Hartsville was 19 degrees above the normal. April 2017 rainfalls ranged from 3.44 inches at North Myrtle Beach to 11.20 inches at Andrews.


The highest official temperature was 92 degrees on April 28 at Columbia Metro AP, Dillon, Pelion and Barnwell.
The lowest official temperature reported was 42 degrees at Sassafras Mountain on April 24.
The heaviest official 24-hour rainfall reported was 5.70 inches at Andrews ending at 7 a.m. on April 24.
The state average rainfall for the seven-day period was 1.3 inches.
The state average temperature for the seven-day period was six degrees above the long-term average.

PRECIPITATION:

  Weekly Jan 1 Departure
Anderson AP 0.65 15.54 0.5
Greer AP 1.89 20.37 4.7
Charlotte, NC AP 1.24 15.16 1.4
Columbia Metro AP 0.82 17.13 3.6
Orangeburg AP 3.29 13.91 -0.5
Augusta, GA Bush AP 1.23 16.65 1.8
Florence AP 1.72 11.02 -1.1
N Myrtle Beach AP 1.13 8.91 -5.1
Charleston AP 1.82 11.42 -1.9
Savannah, GA AP 0.00 12.21 -1.1

Weekly rainfall totals ending midnight Sunday.

SOIL:

4-inch depth soil temperature: Clinton 68 degrees. Columbia 73 degrees. Barnwell 68 degrees. Mullins 71 degrees.

RIVERS AND SURF:

South Carolina river stages were near normal. Charleston Harbor Custom House reported a water temperature of 76 degrees. The Fripp Nearshore Buoy Station 41033 reported a water temperature of 76 degrees.

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