A dry, weakening cold front swept over the state on Monday, February 5. Chesnee reported a morning low temperature of 28 degrees. Clear skies on Monday night helped Ninety Nine Islands cool to a low of 25 degrees. As high pressure pushed offshore on February 6, southerly winds and clear sunny skies warmed Charleston Air Force Base to 74 degrees.
A vigorous squall line passed over the state on Wednesday, February 7. Winds gusted to 45 mph at Florence and the Greer National Weather Service Office reported 1.65 inches of rainfall. Diurnal heating and a persistent southerly flow warmed Walterboro, Jamestown and Holly Hill to 76 degrees ahead of the squall line. A cold frontal passage on Wednesday evening ushered in cool, dry, Canadian high pressure for the start of February 8. Union had a morning low temperature of 27 degrees and the Charleston Air Force Base only warmed to 65 degrees.
With light winds and high pressure over the State on February 9, morning fog reduced visibility to less than a quarter-mile at airports in Aiken and Columbia. Lake Greenwood observed a morning low temperature of 25 degrees. Coastal showers developed on Friday evening and produced 0.54 inches of rain in Beaufort, 0.52 inches of rain in Charleston, and 0.24 inches of rain at Myrtle Beach. High pressure dominated the states weather on February 10. Early morning dense fog and patchy drizzle were reported across the Lowcountry and the Midlands. After slow clearing, Charleston warmed to 77 degrees. An approaching cold Front on Sunday, February 11, produced persistent cloudy skies and periods of rain and drizzle. The Greenville-Spartanburg airport observed 0.98 inches of rain. Instruments on Sassafras Mountain recorded sustained winds of 31.9 mph gusting to 45 mph, and a rainfall total of 3.31 inches.
(Note: The highest and lowest official temperatures and highest precipitation totals provided below are based on observations from the National Weather Service Cooperative Observer network and the National Weather Service's Forecast Offices.)
The highest official temperature reported was 78 degrees at Jamestown on February 12.
The lowest official temperature reported was 25 degrees at Ninety Nine Islands on February 6, and Lake Greenwood on February 9.
The heaviest official 24-hour precipitation reported 3.31 inches on Sassafras Mountain on February 11.
The state average precipitation for the seven-day period was 1.0 inches.
| Weekly* | Since Jan 1 | Departure | |
|---|---|---|---|
| Anderson Airport | 1.77 | 6.46 | 1.0 |
| Greer Airport | 2.87 | 7.49 | 2.3 |
| Charlotte, NC Airport | 1.23 | 5.07 | 0.5 |
| Columbia Metro Airport | 0.28 | 3.66 | -1.3 |
| Orangeburg Airport | 0.60 | 2.69 | -2.4 |
| Augusta, GA Airport | 0.87 | 3.51 | -1.9 |
| Florence Airport | 0.08 | 2.86 | -1.5 |
| North Myrtle Beach Airport | 0.60 | 5.46 | 0.6 |
| Charleston Air Force Base | 0.92 | 4.01 | -0.9 |
| Savannah, GA Airport | 0.91 | 2.71 | -2.1 |
| *Weekly precipitation totals ending midnight Sunday. |
4-inch depth soil temperature: Clinton: 54 degrees. Columbia: 58 degrees. Barnwell: 51 degrees. Mullins: 64 degrees.
Upstate river stages were much above normal.
Midlands and Pee Dee river stages were normal.
Lowcountry river stages were normal.
Charleston Harbor water temperature: 55.2 degrees.
Fripp Nearshore Buoy (Station 41033): 56.3 degrees.
