A deepening, coastal low pressure system brought rain to the eastern half of the state on Monday morning, January 29. The North Myrtle Beach Airport recorded 0.83 inches of rain. Monday's low temperature was 33 degrees at the Rock Hill Airport. Charleston, Columbia and Anderson had high temperatures of 63 degrees. On Tuesday, a brisk cold front ushered in a cold, dry Canadian air mass. Aiken had a morning low temperature of 19 degrees and Caesars Head reported a trace of snow in their January 30 observation.
High pressure lingered over the state January 31 and February 1. Wednesday's morning low temperature dipped to 17 degrees at Ninety Nine Islands. Orangeburg warmed to 57 degrees. January 28th’s monthly rainfall range was: Jocassee 8WNW 8.84 inches….Blackville 3W 1.78 inches. On Thursday, February 1, Ninety Nine Islands had another cold morning with 15-degree low temperature. As high pressure slid eastward Thursday afternoon, a southwesterly flow and clear skies helped Barnwell warm to 71 degrees. Thursday night, a cold front with light rain passed over the state, reaching the coast by dawn. On Friday morning, the Spartanburg 3 SSE COOP observer reported 0.25 inches of overnight rain. Columbia Metro Airport reported 0.03 inches of rain. After a 33-degree Friday morning low temperature, both North Myrtle Beach and Columbia reached an afternoon high temperature of 61 degrees.
Another cold, dry air mass built in quickly over the state on Saturday. Chesnee had a Saturday morning low temperature of 17 degrees and Charleston reached 50 degrees Saturday afternoon. A warm frontal boundary developed over the state on Sunday February 4, triggering widespread rain. The Greenville-Spartanburg Airport had 1.59 inches of rain, Columbia Metro had 0.93 inches, and the Charleston Air Force Base had 0.32 inches of Sunday rain.
(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 71 degrees at Barnwell on February 1.
The lowest official temperature reported was 15 degrees at Ninety Nine Islands on February 1.
The heaviest official 24-hour precipitation reported 2.10 inches at both Greenwood and Johnston for the period ending on the morning of February 4.
The state average precipitation for the seven-day period was 1.2 inches.
| Weekly* | Since Jan 1 | Departure | |
|---|---|---|---|
| Anderson Airport | 1.61 | 4.69 | 0.2 |
| Greer Airport | 1.76 | 4.62 | 0.3 |
| Charlotte, NC Airport | 1.29 | 3.84 | 0.0 |
| Columbia Metro Airport | 1.20 | 3.38 | -0.7 |
| Orangeburg Airport | 0.78 | 2.09 | -2.3 |
| Augusta, GA Airport | 0.68 | 2.64 | -1.8 |
| Florence Airport | 1.10 | 2.78 | -0.9 |
| North Myrtle Beach Airport | 1.47 | 4.86 | 0.7 |
| Charleston Air Force Base | 1.16 | 3.09 | -1.1 |
| Savannah, GA Airport | 0.92 | 1.80 | -2.4 |
| *Weekly precipitation totals ending midnight Sunday. |
4-inch depth soil temperature: Clinton: 41 degrees. Columbia: 49 degrees. Barnwell: 43 degrees. Mullins: 38 degrees.
Upstate river stages were above normal.
Midlands and Pee Dee river stages were normal.
Lowcountry river stages were normal.
Charleston Harbor water temperature: 51.3 degrees.
Fripp Nearshore Buoy (Station 41033): 50.2 degrees.
