Cloudy to partly sunny weather ended the year across South Carolina. Near normal temperatures were reported over New Year's Day. A slow moving, Arctic type cold front collided with warm moist air on strong southerly winds Saturday. Upstate counties were coated with freezing rain and high temperatures held at around 32 degrees. Widespread damage to trees and electrical power failure occurred. At 1:00 p.m. Saturday, Greenville was observing freezing rain, 28 degrees with a wind chill value of one below zero. At the same time, counties over eastern sections were reporting rainshowers and temperatures as high as the mid 60's. Brief thunderstorms along with gusting winds near 40 mph were noted late Saturday night and early Sunday morning as the front passed eastward into the Atlantic. Clearing skies and falling temperatures Sunday afternoon signaled much colder weather on the way for the first full week of January. Statewide temperatures for the week averaged two degrees below normal.
PRECIPITATION AND TEMPERATURE DATA
The maximum observed temperature was 70 degrees on January 3 at Jamestown and Charleston AP. The minimum observed temperature was 18 degrees at Cedar Creek on the morning of January 1. The heaviest 24-hour rainfall was 1.95 inches at Kershaw ending 7:00 a.m. on January 3. Statewide rainfall for the period averaged 1.6 inches.
Precipitation Period 1999 Deviation* Temperature Location Total Total From Avg. Maximum Minimum Greer 1.50 1.3 0.9A 51 26 Charlotte, NC 1.53 1.3 1.0A 52 22 Columbia 0.88 0.9 0.5A 57 25 Florence FAA 1.21 1.2 0.9A 69 29 Blackville 1.11 1.1 0.7A 60 23 Augusta, GA 0.80 0.8 0.4A 59 23 Beaufort 0.77 0.8 0.4A 67 32 Charleston AP 1.11 1.0 0.7A 70 29 Myrtle Beach 0.50 0.5 0.1A 65 30*A=Above, B=Below, E=Estimate
Note: Weekly rainfall amounts are for the prior 24-hrs ending 7:00 a.m. Monday through ending 7:00 a.m. Sunday
ENERGY DEMAND AND AGRICULTURAL ADVISORY
Degree Days Actual December 1-31 Cooling Heating Columbia 16 412 Charleston 26 301 Greenville 4 518Temperatures are expected to average near to below normal for the week. Rainfall is expected to be near normal. The National Weather Service located at Columbia Metropolitan Airport reports an average 4-inch depth soil temperature of 49 degrees.
RIVERS AND SURF
Rivers are near normal. Surf temperatures at Myrtle Beach and Savannah will average around 51 degrees.