TornadoLookup
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Union storm history

Storm events recorded in Union, North Carolina between 1950 and 2025.

616
Total events
22
Tornadoes
129
Hail
79
Floods
4
Deaths
$46.2M
Property damage

Most significant events

Strongest tornadoes, deadliest events, and biggest damage in this county. Up to 50 shown.

May 5, 1989 · Union, North Carolina
Tornado F4 Tornado1 death, 6 injuries, $25.0M damage
October 18, 1990 · Union, North Carolina
Tornado F3 Tornado2 injuries
September 16, 2018 · Union, North Carolina
Flash Flood Flash Flood1 death
EM reported severe flash flooding developed across Union County after 7 to 13 inches of rain fell across the county in about 24 hours. Dozens of roads were closed at the height of the event during the afternoon of the 16th, some due to poor drainage flooding in urban areas, and o…
September 16, 2018 · Union, North Carolina
Flood Flood1 death
Although heavy rain ended across Union County during the evening, EM reported high water conditions continued through the overnight, as waters were slow to recede in light of the 7 to 13 inches that fell across the county in about 24 hours. During the morning of the 17th, an 88 y…
July 11, 2003 · Union, North Carolina
Flash Flood Flash Flood1 death
Slow-moving thunderstorms produced very heavy rainfall that resulted in rapid development of urban flooding. West of Monroe, a 17-year-old man drowned when he jumped into a flooded drainage ditch, and was swept into a storm drain. Urban flooding was more severe in the towns of In…
March 6, 1983 · Union, North Carolina
Tornado F2 Tornado9 injuries, $2.5M damage
September 27, 2024 · Union, North Carolina
Tropical Storm Tropical Storm$2.0M damage
Hundreds of trees were blown down, with dozens of trees down on homes, vehicles, and power lines. Frequent gusts up 50 to 60 mph occurred, with occasional gusts of 70 mph.
December 4, 2002 · Union, North Carolina
Ice Storm Ice Storm$11.0M damage
July 9, 2025 · Union, North Carolina
Thunderstorm Wind Thunderstorm Wind
County comms reported a tree blown down near Lanes Creek Rd and another tree down near Landsford Rd and White Store Rd.
June 25, 2025 · Union, North Carolina
Hail Hail
Public reported 3/4 inch hail.
June 25, 2025 · Union, North Carolina
Hail Hail
Public reported 3/4 inch hail.
June 25, 2025 · Union, North Carolina
Thunderstorm Wind Thunderstorm Wind
The ASOS at the Charlotte Monroe Executive Airport measured a gust of 61 mph, or 53 kts.
June 25, 2025 · Union, North Carolina
Thunderstorm Wind Thunderstorm Wind
Utility company reported trees blown down on power lines in the Indian Trail area, resulting in power outages.
March 31, 2025 · Union, North Carolina
Thunderstorm Wind Thunderstorm Wind
Utility equipment reported trees blown down on power lines.
March 16, 2025 · Union, North Carolina
Thunderstorm Wind Thunderstorm Wind
Public reported (via social media) a couple of trees blown down northeast of Unionville.
March 5, 2025 · Union, North Carolina
Tornado EF1 Tornado
NWS storm survey found the path of an EF1 tornado that began in the vicinity of Porter Ridge High School. Tree branches were broken and a free-standing light pole was broken off at the base. The fence around the schools tennis court was also blown over and two storage buildings c…
January 21, 2025 · Union, North Carolina
Winter Weather Winter Weather
January 10, 2025 · Union, North Carolina
Winter Storm Winter Storm
December 29, 2024 · Union, North Carolina
Thunderstorm Wind Thunderstorm Wind
The ASOS at Charlotte Monroe Executive Airport measured a wind gust of 61 mph, or 53 kts.
September 27, 2024 · Union, North Carolina
Flash Flood Flash Flood
Stream gauges indicated flash flooding developed along Goose Creek and Bearskin Creek in Union County after 3 to 5 inches of rain fell across the northern part of the county over a couple of days, with 1 to 2 inches of that falling in less than three hours on the morning of the 2…
August 8, 2024 · Union, North Carolina
Flash Flood Flash Flood
Media reported isolated flash flooding developed in parts of Union County after 4.5 to 5.5 inches of rain fell in association with the remnants of Tropical Storm Debby. Bates Branch overflowed its banks west of Monroe and inundated Pleasant Grove Rd. Additionally, a stream gauge …
August 8, 2024 · Union, North Carolina
Strong Wind Strong Wind
July 6, 2024 · Union, North Carolina
Thunderstorm Wind Thunderstorm Wind
Utility company reported trees and large limbs blown down on power lines southwest of Monroe.
June 30, 2024 · Union, North Carolina
Thunderstorm Wind Thunderstorm Wind
Utility company reported several trees and power lines blown down in the Wesley Chapel area. Public also reported trees down near Weddington.
May 15, 2024 · Union, North Carolina
Hail Hail
Public reported quarter size hail in the Mineral Springs area.
May 15, 2024 · Union, North Carolina
Hail Hail
Public reported 3/4 inch hail.
May 10, 2024 · Union, North Carolina
Hail Hail
Spotter reported 3/4 inch hail.
May 8, 2024 · Union, North Carolina
Thunderstorm Wind Thunderstorm Wind
Utility company reported trees blown down on power lines.
May 8, 2024 · Union, North Carolina
Thunderstorm Wind Thunderstorm Wind
Public reported several trees blown down in the Monroe area.
May 8, 2024 · Union, North Carolina
Thunderstorm Wind Thunderstorm Wind
Public reported a couple of trees blown down in southern Union County.
September 9, 2023 · Union, North Carolina
Flash Flood Flash Flood
Several sources reported flash flooding developed across northwest Union County after 3 to 5 inches of rain fell in just a couple of hours from a nearly stalled thunderstorm cluster. Chinkapin Creek overflowed its banks in the Unionville area. Multiple roads were inundated in the…
September 7, 2023 · Union, North Carolina
Hail Hail
Public reported quarter size hail in the Weddington area.
September 7, 2023 · Union, North Carolina
Hail Hail
Public reported nickel size hail.
August 7, 2023 · Union, North Carolina
Thunderstorm Wind Thunderstorm Wind
County comms reported numerous trees blown down across the county, with two trees down on houses in Monroe, one on a vehicle in Marshville, and others down on power lines.
July 30, 2023 · Union, North Carolina
Thunderstorm Wind Thunderstorm Wind
Spotter reported multiple trees and some power lines blown down.
July 23, 2023 · Union, North Carolina
Thunderstorm Wind Thunderstorm Wind
Utility company reported trees and limbs blown down on power lines.
September 30, 2022 · Union, North Carolina
Tropical Storm Tropical Storm
July 19, 2022 · Union, North Carolina
Flash Flood Flash Flood
Stream gauges indicated Goose Creek exceeded its established flood stage after 2.5 to 3.5 inches of rain fell in the headwaters in just a couple of hours. Stevens Mill Rd along with a few other roads were inundated in the Indian Trail area.
July 9, 2022 · Union, North Carolina
Thunderstorm Wind Thunderstorm Wind
County comms reported a tree blown down and blocking roadway on Indian Trail Fairview Rd at 1st Ave in Indian Trail. Another tree was down on Boyte Rd at Valley St.
July 7, 2022 · Union, North Carolina
Thunderstorm Wind Thunderstorm Wind
Emergency manager reported multiple trees and large lombs blown down near the intersection of New Town Rd and Potter Rd South.
July 6, 2022 · Union, North Carolina
Thunderstorm Wind Thunderstorm Wind
Public reported trees blown down off Spring Meadow Ln.
June 17, 2022 · Union, North Carolina
Hail Hail
Public reported half dollar size hail on Brady Rd.
June 16, 2022 · Union, North Carolina
Thunderstorm Wind Thunderstorm Wind
Emergency manager reported trees blown down throughout Union County.
June 3, 2022 · Union, North Carolina
Thunderstorm Wind Thunderstorm Wind
Public reported multiple utility poles down on Dapple Ridge Rd.
June 3, 2022 · Union, North Carolina
Hail Hail
Public reported 3/4 inch hail on Dapple Ridge Rd.
May 23, 2022 · Union, North Carolina
Thunderstorm Wind Thunderstorm Wind
Media reported trees blown down and minor damage to a house.
May 6, 2022 · Union, North Carolina
Thunderstorm Wind Thunderstorm Wind
County comms reported numerous trees blown down between Waxhaw and Monroe.
March 31, 2022 · Union, North Carolina
Thunderstorm Wind Thunderstorm Wind
Public reported multiple trees blown down at Highway 205 and Highway 218.
January 21, 2022 · Union, North Carolina
Winter Weather Winter Weather
January 16, 2022 · Union, North Carolina
Ice Storm Ice Storm

Events by year

YearEventsTornadoes
2025101
2024130
202360
2022140
202110
2020121
201940
2018120
2017121
2016130
2015141
2014160
2013100
2012270
2011312
2010260
2009190
2008300
2007200
2006190
2005100
2004160
2003380
2002140
2001241
2000270
1999240
1998260
1997110
1996211
199581
199430
199330
199230
199160
1990101
1989151
198851
1987100
198620
198540
198431
198331
198230
198120
198021
197811
197721
197611
197541
197011
196911
196820
196610
195011