WEEKLY SOUTH CAROLINA WEATHER 2017
October 16, 2017 - October 22, 2017
WEATHER SUMMARY:
The week's weather began with a cold front passing over the state on Monday. The front triggered light rain showers. No thunderstorms were reported. The Rock Hill Airport reported 0.43 inches of rain. Lesser amounts fell south and east of York County. Before the front reached the coast, the Beaufort Marine Corps Air Station recorded a high temperature of 89 degrees.
With Monday's cold front offshore on Tuesday morning, high pressure built in over the state for the rest of the week. Cool, dry air settled in for pleasant fall weather. Crisp cool mornings, low humidity and clear skies persisted into the weekend. A CoCoRaHS station in Greer noted a light frost on Wednesday morning. The Jocassee COOP site reported morning low temperatures of 32 and 31 degrees on Wednesday and Thursday respectively. The Orangeburg COOP site had a Thursday high temperature of 85 degrees.
The high pressure system that dominated the week's weather shifted slowly east on Sunday. A weak coastal trough developed Sunday that produced scattered rain showers. The Charleston Air Force Base reported 0.46 inches of rain and a high temperature of 82 degrees.
(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 89 degrees at the Beaufort Marine Corps Air Station on October 16.
The lowest official temperature reported was 31 degrees at Jocassee 8 WNW on October 19.
The heaviest official 24-hour rainfall reported was 0.50 inches at USGS South Fork Edisto River near Denmark on October 22.
The state average rainfall for the seven-day period was 0.3 inches.
PRECIPITATION:
| | Weekly* | Since Jan 1 | Departure |
| Anderson Airport | 0.24 | 43.39 | 7.8 |
| Greer Airport | 0.18 | 45.10 | 6.7 |
| Charlotte, NC Airport | 0.97 | 39.60 | 5.3 |
| Columbia Metro Airport | 0.51 | 42.47 | 4.6 |
| Orangeburg Airport | 0.24 | 33.38 | -6.5 |
| Augusta, GA Airport | 0.03 | 39.32 | 2.7 |
| Florence Airport | 0.11 | 36.33 | -0.2 |
| North Myrtle Beach Airport | 0.26 | 41.77 | -2.9 |
| Charleston Air Force Base | 0.51 | 47.33 | 2.7 |
| Savannah, GA Airport | 0.44 | 49.04 | 7.2 |
| *Weekly rainfall totals ending midnight Sunday. |
SOIL TEMPERATURES:
4-inch depth soil temperature: Clinton 69 degrees. Columbia 73 degrees. Barnwell 66 degrees. Mullins 67 degrees
RIVER STAGES:
Upstate river stages were normal.
Midlands and Pee Dee river stage were below normal to much below normal.
Lowcountry river stages were normal to above normal.
COASTAL OCEAN TEMPERATURES:
Charleston Harbor water temperature: 73 degrees.
Capers Nearshore Buoy (Station 41029): 73 degrees.
