Severe Thunderstorm Warning Issued for Chester and York Counties in South Carolina

Alert Details

The National Weather Service in Greenville-Spartanburg has issued a Severe Thunderstorm Warning for parts of Upstate South Carolina. The alert was issued at 8:41 AM EDT following radar-indicated severe weather moving through the region.

Affected Areas

The warning specifically covers the following geographic regions:

• Chester County in Upstate South Carolina
• York County in Upstate South Carolina

Impacted locations include Rock Hill, York, Chester, Fort Mill, Tega Cay, Clover, Newport, Lesslie, Great Falls, and Fort Lawn.

What You Should Do

For your protection, move to an interior room on the lowest floor of a building immediately. Residents are encouraged to report damaging winds, hail, or flooding to the National Weather Service by calling toll-free at 1-800-267-8101, or by posting to their Facebook page or X (formerly Twitter) using the hashtag #nwsgsp. Your report should include the specific event and the location where it occurred.

Expected Conditions

• Wind: 60 mph wind gusts are expected.
• Hazards: Radar indicates the potential for damage to trees and power lines.
• Storm Movement: At 8:41 AM EDT, severe thunderstorms were located along a line extending from 7 miles south of Shelby to 8 miles west of Union, moving east at 50 mph.
• Additional Threats: While the primary hazard is wind, the NWS noted that a tornado is possible.

Timeline

The Severe Thunderstorm Warning is effective immediately as of 8:41 AM EDT and is scheduled to expire at 10:00 AM EDT on March 16, 2026.