Severe Thunderstorm Watch — Union County, South Carolina
Conditions favor the development of severe thunderstorms in and near the watch area.
Current Status
⛈️ Active: Severe Thunderstorm Watch
Severe Thunderstorm Watch issued August 21 at 1:42PM EDT until August 21 at 9:00PM EDT by NWS Greenville-Spartanburg SC
THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH 608 IN EFFECT UNTIL 9 PM EDT THIS EVENING FOR THE FOLLOWING AREAS IN NORTH CAROLINA THIS WATCH INCLUDES 6 COUNTIES IN PIEDMONT NORTH CAROLINA CABARRUS CLEVELAND GASTON LINCOLN MECKLENBURG UNION NC IN SOUTH CAROLINA THIS WATCH INCLUDES 8 COUNTIES IN UPSTATE SOUTH CAROLINA ABBEVILLE CHEROKEE CHESTER GREENWOOD LAURENS SPARTANBURG UNION SC YORK THIS INCLUDES THE CITIES OF ABBEVILLE, BLACKSTOCK, CALHOUN FALLS, CATAWBA, CHARLOTTE, CHESTER, CLINTON, CONCORD, CORNWELL, CROUSE, GAFFNEY, GASTONIA, GREAT FALLS, HUNTERSVILLE, INDIAN TRAIL, KANNAPOLIS, KINGS MOUNTAIN, LAURENS, LINCOLNTON, MATTHEWS, MONARCH MILLS, MONROE, NINETY SIX, ROCK HILL, SHELBY, SPARTANBURG, TRINITY, UNION, WARE SHOALS, AND WEDDINGTON.
Effective August 21, 2026 at 1:42 PM ET · Expires August 21, 2026 at 9:00 PM ET
Event Details
Event Type
Severe Thunderstorm Watch
Severity
severe
Issued By
NWS Greenville-Spartanburg SC
Expires
August 21, 2026 at 9:00 PM ET
Last Checked
2 minutes ago
Also In Effect For
This same Severe Thunderstorm Watch also covers:
Other Active Alerts in South Carolina
Severe Thunderstorm Watch
Severe Thunderstorm Warning
Severe Thunderstorm Watch
Severe Thunderstorm Watch
Severe Thunderstorm Watch
Severe Thunderstorm Warning
Get Severe Thunderstorm Watch Alerts for Union County
StormCast checks the NWS feed continuously and pushes alerts like this directly to your phone — even with the screen off.
Frequently Asked Questions
What does a Severe Thunderstorm Watch mean for Union County, South Carolina?
Conditions favor the development of severe thunderstorms in and near the watch area.
Is this Severe Thunderstorm Watch currently active?
Yes — this alert is active as of our last check (2 minutes ago). It's set to expire August 21, 2026 at 9:00 PM ET.
How do I get notified about Severe Thunderstorm Watch alerts for Union County?
Download StormCast free on Google Play and set Union County, South Carolina as one of your monitored locations. StormCast checks the NWS feed continuously and pushes alerts like this directly to your phone — even with the screen off.
What other areas does this alert cover?
This same Severe Thunderstorm Watch is also in effect for Gaston County, Mecklenburg County, Greenwood County, Laurens County, Cabarrus County, Cleveland County, Lincoln County, Union County, Abbeville County, Cherokee County, Spartanburg County, York County, Chester County.