The week began with afternoon high temperatures in the upper 80's and low 90's. Late season Canadian high pressure replaced the warmth on Tuesday, May 27, with cool northeasterly winds, clouds, showers, and temperatures nearly 20 degrees below normal. On Wednesday, Beaufort, Charleston Airport and City sites set records for low maximum temperatures. Gradual warming followed into the weekend. On Saturday, strong thunderstorms were observed across the north midlands. Nearly six inches of rain were reported in a two hour period at Lake Murray. Hail, high winds, flash flooding and reports of funnel clouds accompanied the storm. Sunday's weather was a mix of sunshine, clouds, and widely scattered showers. The Greer National Weather Service noted measurable rain each day of the week. Statewide temperatures for the period averaged four degrees below normal.PRECIPITATION AND TEMPERATURE DATA
The maximum observed temperature was 93 degrees on May 26 at Holly Hill. The minimum observed temperature was 41 degrees at Johnston on the morning of May 28. The heaviest official 24-hour rainfall was recorded at Lake Murray with 5.82" ending at 7:00 a.m. on June 1. Statewide rainfall for the period averaged 1.1 inches. Precipitation Period 1997 Deviation* Temperature Location Total Total From Avg. Maximum Minimum Greer 1.76 21.1 1.2B 87 53 Charlotte, NC 0.11 16.7 1.9B 89 54 Columbia 0.19 16.0 4.5B 91 58 Florence FAA 0.36 14.6 2.8B 91 55 Blackville 1.19 16.7 3.5B 90 52 Augusta, GA 0.22 15.7 4.3B 90 57 Beaufort 0.82 16.9 1.2B 88 55 Charleston 0.37 16.2 1.6B 88 58 Myrtle Beach 0.19 20.4 0.8A 88 53 *A=Above, B=Below Note: Weekly rainfall amounts are for the prior 24-hrs ending 7 am Monday through ending 7 am SundayENERGY DEMAND AND AGRICULTURAL ADVISORY
Degree Days Actual May 1-31 Cooling Heating Columbia 130 31 Charleston 156 20 Greenville 70 73 Temperatures are expected to average near normal for the week. Rainfall is expected to be near to above normal. The Sandhill Experiment Station in north Columbia reports an average 4-inch depth soil temperature of 78 degrees.RIVERS AND SURF
River stages are near to below normal. Surf temperatures at Myrtle Beach and Savannah will average around 73 degrees.