Active Weather Alerts
Severe Thunderstorm Watch
Issued: 12:33 AM Aug. 18, 2026 – National Weather Service
SC . SOUTH CAROLINA COUNTIES INCLUDED ARE GREENVILLE OCONEE PICKENS
Severe Thunderstorm Warning
Issued: 12:21 AM Aug. 18, 2026 – National Weather Service
The National Weather Service in Greenville-Spartanburg has issued a * Severe Thunderstorm Warning for... Southeastern Transylvania County in western North Carolina... Southeastern Henderson County in western North Carolina... Southwestern Polk County in western North Carolina... Greenville County in Upstate South Carolina... Northern Anderson County in Upstate South Carolina... Pickens County in Upstate South Carolina... Northeastern Oconee County in Upstate South Carolina... * Until 900 PM EDT. * At 820 PM EDT, severe thunderstorms were located along a line extending from 4 miles west of Hendersonville to 9 miles northeast of Walhalla, moving southeast at 35 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to trees and power lines. * Locations impacted include... Greenville Downtown, Easley, Clemson, Hendersonville, Pickens, Greenville Eastside, West Greenville, Greer, Taylors, and Berea. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. If on or near Lake Keowee, get away from the water and move indoors or inside a vehicle. Remember, lightning can strike out to 15 miles from the parent thunderstorm. If you can hear thunder, you are close enough to be struck by lightning. Move to safe shelter now! Do not be caught on the water in a thunderstorm. Torrential rainfall is occurring with these storms, and may lead to flash flooding. Do not drive your vehicle through flooded roadways. Please report damaging winds, hail, or flooding to the National Weather Service by calling toll free, 1, 800, 2 6 7, 8 1 0 1, or by posting on our Facebook page, or post it to X using hashtag nwsgsp. Your message should describe the event and the specific location where it occurred. && HAIL THREAT...RADAR INDICATED; MAX HAIL SIZE...<.75 IN; WIND THREAT...RADAR INDICATED; MAX WIND GUST...60 MPH
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