Alert archive / Ohio / Severe Thunderstorm Warnings / 2025

Severe Thunderstorm Warnings in Ohio, May 2025

126 severe thunderstorm warnings in May 2025. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of severe thunderstorm warnings reaches back to 1986.

Severe Thunderstorm Warnings by county

Each county as a circle sized by its count in May 2025. Tap one for its archive.

Severe Thunderstorm Warnings: 126
Busiest day: May 17, 202538 severe thunderstorm warnings

Over time

By day

Days in UTC, the clock the archive keeps.

The alerts

Every alert, in the order issued. Times are local, Eastern Time. Each opens its own page with the text, the map, the radar and the sounding.

Issued	Product	Office	Counties	Lasted
Apr 30, 11:05 PM EDT	Severe Thunderstorm Warning	ILN	Clermont	40 min
Apr 30, 11:44 PM EDT	Severe Thunderstorm Warning	ILN	Brown, Clermont	24 min
May 1, 4:23 AM EDT	Severe Thunderstorm Warning	ILN	Clinton, Fayette, Greene	22 min
May 1, 2:18 PM EDT	Severe Thunderstorm Warning	CLE	Crawford, Erie, Huron, Lorain, Seneca	42 min
May 1, 2:41 PM EDT	Severe Thunderstorm Warning	CLE	Ashland, Crawford, Huron, Richland	19 min
May 1, 2:56 PM EDT	Severe Thunderstorm Warning	CLE	Ashland, Cuyahoga, Erie, Huron, Lorain, Medina and 1 more	49 min
May 1, 3:03 PM EDT	Severe Thunderstorm Warning	ILN	Highland, Ross	27 min
May 1, 3:13 PM EDT	Severe Thunderstorm Warning	CLE	Cuyahoga, Geauga, Lake, Summit	47 min
May 1, 3:41 PM EDT	Severe Thunderstorm Warning	CLE	Cuyahoga, Lake, Lorain, Medina, Summit	34 min
May 1, 3:49 PM EDT	Severe Thunderstorm Warning	CLE	Holmes, Knox, Wayne	41 min
May 1, 3:49 PM EDT	Severe Thunderstorm Warning	PBZ	Coshocton, Muskingum	41 min
May 1, 3:54 PM EDT	Severe Thunderstorm Warning	CLE	Ashtabula, Geauga, Lake	66 min
May 1, 4:38 PM EDT	Severe Thunderstorm Warning	CLE	Ashtabula	52 min
May 1, 4:55 PM EDT	Severe Thunderstorm Warning	PBZ	Carroll, Columbiana, Coshocton, Harrison, Jefferson, Tuscarawas	50 min
May 1, 4:56 PM EDT	Severe Thunderstorm Warning	CLE	Stark	34 min
May 1, 5:25 PM EDT	Severe Thunderstorm Warning	CLE	Mahoning, Portage, Stark, Trumbull	50 min
May 2, 12:17 PM EDT	Severe Thunderstorm Warning	ILN	Hardin, Logan, Union	43 min
May 2, 12:43 PM EDT	Severe Thunderstorm Warning	CLE	Marion, Wyandot	47 min
May 2, 12:50 PM EDT	Severe Thunderstorm Warning	CLE	Marion	55 min
May 2, 12:55 PM EDT	Severe Thunderstorm Warning	ILN	Hardin, Logan, Union	28 min
May 2, 1:01 PM EDT	Severe Thunderstorm Warning	CLE	Huron, Seneca	44 min
May 2, 1:28 PM EDT	Severe Thunderstorm Warning	CLE	Erie, Huron, Lorain	47 min
May 2, 1:38 PM EDT	Severe Thunderstorm Warning	CLE	Marion, Morrow	41 min
May 2, 2:10 PM EDT	Severe Thunderstorm Warning	CLE	Knox, Morrow, Richland	50 min
May 2, 2:10 PM EDT	Severe Thunderstorm Warning	CLE	Cuyahoga, Geauga, Lake, Lorain, Medina, Portage and 1 more	50 min
May 2, 2:12 PM EDT	Severe Thunderstorm Warning	CLE	Morrow	10 min
May 2, 2:22 PM EDT	Severe Thunderstorm Warning	ILN	Delaware, Licking	24 min
May 2, 2:23 PM EDT	Severe Thunderstorm Warning	PBZ	Coshocton	41 min
May 2, 2:24 PM EDT	Severe Thunderstorm Warning	CLE	Knox	51 min
May 2, 2:37 PM EDT	Severe Thunderstorm Warning	CLE	Ashtabula, Cuyahoga, Geauga, Lake, Portage, Trumbull	38 min
May 2, 2:45 PM EDT	Severe Thunderstorm Warning	CLE	Ashland, Holmes, Knox, Richland, Wayne	45 min
May 2, 2:57 PM EDT	Severe Thunderstorm Warning	RLX	Athens, Washington	33 min
May 2, 3:00 PM EDT	Severe Thunderstorm Warning	PBZ	Belmont, Guernsey, Harrison, Jefferson	45 min
May 2, 3:08 PM EDT	Severe Thunderstorm Warning	CLE	Ashtabula, Cuyahoga, Geauga, Portage, Summit, Trumbull	52 min
May 2, 3:14 PM EDT	Severe Thunderstorm Warning	RLX	Athens, Washington	31 min
May 2, 3:15 PM EDT	Severe Thunderstorm Warning	PBZ	Carroll, Harrison, Tuscarawas	38 min
May 2, 3:19 PM EDT	Severe Thunderstorm Warning	CLE	Ashland, Knox, Morrow, Richland	41 min
May 2, 3:28 PM EDT	Severe Thunderstorm Warning	CLE	Holmes, Stark, Wayne	47 min
May 2, 3:34 PM EDT	Severe Thunderstorm Warning Considerable damage threat	PBZ	Belmont, Harrison, Jefferson	41 min
May 2, 3:34 PM EDT	Severe Thunderstorm Warning	RLX	Athens, Jackson, Vinton	41 min
May 2, 3:39 PM EDT	Severe Thunderstorm Warning	PBZ	Carroll, Tuscarawas	37 min
May 2, 3:43 PM EDT	Severe Thunderstorm Warning	PBZ	Guernsey, Muskingum	35 min
May 2, 3:46 PM EDT	Severe Thunderstorm Warning	PBZ	Carroll, Harrison, Jefferson	44 min
May 2, 3:57 PM EDT	Severe Thunderstorm Warning	CLE	Ashtabula, Trumbull	48 min
May 2, 4:01 PM EDT	Severe Thunderstorm Warning	ILN	Hocking	29 min
May 2, 4:01 PM EDT	Severe Thunderstorm Warning	RLX	Athens, Morgan, Perry, Vinton	29 min
May 2, 4:08 PM EDT	Severe Thunderstorm Warning	PBZ	Belmont, Jefferson	37 min
May 2, 4:11 PM EDT	Severe Thunderstorm Warning	PBZ	Guernsey, Muskingum, Noble	37 min
May 2, 4:11 PM EDT	Severe Thunderstorm Warning	PBZ	Belmont, Jefferson	35 min
May 2, 4:25 PM EDT	Severe Thunderstorm Warning	PBZ	Jefferson	42 min
May 2, 4:43 PM EDT	Severe Thunderstorm Warning	PBZ	Columbiana	32 min
May 2, 6:44 PM EDT	Severe Thunderstorm Warning	ILN	Fayette, Madison	17 min
May 2, 7:08 PM EDT	Severe Thunderstorm Warning	ILN	Hocking, Pickaway, Ross	19 min
May 2, 9:12 PM EDT	Severe Thunderstorm Warning	PBZ	Guernsey, Muskingum, Noble	33 min
May 4, 5:00 PM EDT	Severe Thunderstorm Warning	RLX	Washington	30 min
May 4, 5:52 PM EDT	Severe Thunderstorm Warning	ILN	Fayette, Highland, Ross	23 min
May 5, 2:38 PM EDT	Severe Thunderstorm Warning	CLE	Geauga, Portage	37 min
May 5, 2:48 PM EDT	Severe Thunderstorm Warning	RLX	Meigs	27 min
May 5, 3:39 PM EDT	Severe Thunderstorm Warning	RLX	Athens, Morgan, Washington	21 min
May 5, 3:59 PM EDT	Severe Thunderstorm Warning	RLX	Washington	31 min
May 5, 4:00 PM EDT	Severe Thunderstorm Warning	RLX	Athens, Morgan, Washington	30 min
May 5, 4:16 PM EDT	Severe Thunderstorm Warning	CLE	Marion, Morrow	44 min
May 5, 4:30 PM EDT	Severe Thunderstorm Warning	RLX	Morgan	30 min
May 5, 4:34 PM EDT	Severe Thunderstorm Warning Considerable damage threat	PBZ	Muskingum	41 min
May 5, 4:37 PM EDT	Severe Thunderstorm Warning	ILN	Licking	38 min
May 5, 4:43 PM EDT	Severe Thunderstorm Warning	PBZ	Guernsey, Muskingum, Noble	28 min
May 5, 5:03 PM EDT	Severe Thunderstorm Warning	CLE	Mahoning, Portage, Trumbull	42 min
May 5, 5:08 PM EDT	Severe Thunderstorm Warning	PBZ	Coshocton, Muskingum	52 min
May 5, 5:10 PM EDT	Severe Thunderstorm Warning	ILN	Licking	45 min
May 5, 5:17 PM EDT	Severe Thunderstorm Warning	CLE	Knox, Morrow	43 min
May 5, 6:14 PM EDT	Severe Thunderstorm Warning	CLE	Holmes	46 min
May 5, 6:29 PM EDT	Severe Thunderstorm Warning	CLE	Ashland, Crawford, Holmes, Knox, Morrow, Richland and 1 more	46 min
May 5, 6:40 PM EDT	Severe Thunderstorm Warning	CLE	Holmes, Stark, Wayne	50 min
May 5, 7:11 PM EDT	Severe Thunderstorm Warning	CLE	Ashland, Huron, Lorain, Medina, Richland, Wayne	49 min
May 5, 7:22 PM EDT	Severe Thunderstorm Warning	CLE	Medina, Stark, Summit, Wayne	38 min
May 5, 7:42 PM EDT	Severe Thunderstorm Warning	CLE	Ottawa, Sandusky, Seneca	48 min
May 5, 7:43 PM EDT	Severe Thunderstorm Warning	CLE	Cuyahoga, Erie, Huron, Lorain, Medina, Summit	62 min
May 13, 5:39 PM EDT	Severe Thunderstorm Warning	RLX	Meigs	36 min
May 13, 5:49 PM EDT	Severe Thunderstorm Warning	RLX	Athens, Meigs, Washington	41 min
May 13, 6:18 PM EDT	Severe Thunderstorm Warning	CLE	Knox	42 min
May 16, 2:50 AM EDT	Severe Thunderstorm Warning	CLE	Ashtabula, Lake	40 min
May 16, 4:36 AM EDT	Severe Thunderstorm Warning	CLE	Erie, Huron, Lorain, Medina	39 min
May 16, 4:40 AM EDT	Severe Thunderstorm Warning	CLE	Ashtabula, Geauga, Lake, Trumbull	50 min
May 16, 5:17 AM EDT	Severe Thunderstorm Warning	CLE	Cuyahoga, Lorain	43 min
May 16, 6:04 PM EDT	Severe Thunderstorm Warning	CLE	Ashtabula, Trumbull	41 min
May 16, 7:46 PM EDT	Severe Thunderstorm Warning	ILN	Butler, Preble	44 min
May 16, 7:49 PM EDT	Severe Thunderstorm Warning	ILN	Hamilton	41 min
May 16, 8:08 PM EDT	Severe Thunderstorm Warning	ILN	Butler, Montgomery, Preble	52 min
May 16, 8:13 PM EDT	Severe Thunderstorm Warning	ILN	Auglaize, Champaign, Clark, Darke, Greene, Hardin and 6 more	47 min
May 16, 8:19 PM EDT	Severe Thunderstorm Warning	IWX	Paulding, Van Wert	40 min
May 16, 8:29 PM EDT	Severe Thunderstorm Warning Considerable damage threat	IWX	Defiance, Williams	36 min
May 16, 8:38 PM EDT	Severe Thunderstorm Warning Considerable damage threat	IWX	Allen, Putnam	33 min
May 16, 8:46 PM EDT	Severe Thunderstorm Warning	ILN	Butler, Clinton, Greene, Montgomery, Warren	44 min
May 16, 8:56 PM EDT	Severe Thunderstorm Warning	ILN	Champaign, Clark, Greene, Logan, Madison, Miami and 3 more	49 min
May 16, 9:08 PM EDT	Severe Thunderstorm Warning	ILN	Hardin, Logan, Union	37 min
May 16, 9:14 PM EDT	Severe Thunderstorm Warning	CLE	Hancock, Marion, Seneca, Wyandot	46 min
May 16, 9:19 PM EDT	Severe Thunderstorm Warning	ILN	Clark, Clinton, Fayette, Greene, Highland, Madison and 3 more	41 min
May 16, 9:26 PM EDT	Severe Thunderstorm Warning	ILN	Champaign, Clark, Delaware, Franklin, Logan, Madison and 2 more	64 min
May 16, 9:37 PM EDT	Severe Thunderstorm Warning Destructive damage threat	ILN	Clinton, Fayette, Highland	23 min
May 16, 9:52 PM EDT	Severe Thunderstorm Warning	CLE	Crawford, Knox, Marion, Morrow, Richland	38 min
May 16, 9:57 PM EDT	Severe Thunderstorm Warning Considerable damage threat	ILN	Clinton, Fayette, Greene, Highland, Madison, Pickaway and 1 more	48 min
May 16, 10:01 PM EDT	Severe Thunderstorm Warning	ILN	Butler, Clinton, Warren	44 min
May 16, 10:09 PM EDT	Severe Thunderstorm Warning	ILN	Delaware, Fairfield, Franklin, Licking	51 min
May 16, 10:14 PM EDT	Severe Thunderstorm Warning	ILN	Darke, Miami, Montgomery, Preble	36 min
May 16, 10:25 PM EDT	Severe Thunderstorm Warning	ILN	Fairfield, Franklin, Hocking, Pickaway, Ross	65 min
May 16, 10:27 PM EDT	Severe Thunderstorm Warning	CLE	Ashland, Crawford, Holmes, Knox, Medina, Morrow and 2 more	63 min
May 16, 10:32 PM EDT	Severe Thunderstorm Warning	ILN	Clinton, Fayette, Highland, Ross	43 min
May 16, 10:33 PM EDT	Severe Thunderstorm Warning	PBZ	Coshocton, Muskingum	57 min
May 16, 10:45 PM EDT	Severe Thunderstorm Warning	RLX	Perry	30 min
May 16, 10:52 PM EDT	Severe Thunderstorm Warning	RLX	Athens, Morgan, Perry, Vinton	23 min
May 16, 10:57 PM EDT	Severe Thunderstorm Warning Considerable damage threat	ILN	Fayette, Highland, Pickaway, Ross	48 min
May 16, 11:07 PM EDT	Severe Thunderstorm Warning	CLE	Holmes, Medina, Portage, Stark, Summit, Wayne	53 min
May 16, 11:14 PM EDT	Severe Thunderstorm Warning	RLX	Athens, Morgan, Perry, Washington	31 min
May 16, 11:17 PM EDT	Severe Thunderstorm Warning	PBZ	Carroll, Coshocton, Guernsey, Harrison, Muskingum, Tuscarawas	43 min
May 16, 11:24 PM EDT	Severe Thunderstorm Warning	PBZ	Guernsey, Harrison, Muskingum, Noble	51 min
May 16, 11:29 PM EDT	Severe Thunderstorm Warning	ILN	Hocking	46 min
May 16, 11:32 PM EDT	Severe Thunderstorm Warning	RLX	Athens, Vinton	28 min
May 16, 11:39 PM EDT	Severe Thunderstorm Warning	CLE	Mahoning, Portage, Stark, Trumbull	33 min
May 16, 11:43 PM EDT	Severe Thunderstorm Warning	PBZ	Carroll, Columbiana, Harrison, Jefferson	28 min
May 16, 11:43 PM EDT	Severe Thunderstorm Warning	RLX	Athens, Morgan, Washington	32 min
May 16, 11:52 PM EDT	Severe Thunderstorm Warning	PBZ	Belmont, Guernsey, Harrison, Jefferson, Monroe, Noble	53 min
May 17, 12:01 AM EDT	Severe Thunderstorm Warning	RLX	Athens, Morgan, Vinton, Washington	29 min
May 17, 12:16 AM EDT	Severe Thunderstorm Warning	PBZ	Harrison, Jefferson	29 min
May 17, 12:32 AM EDT	Severe Thunderstorm Warning	PBZ	Belmont, Monroe	43 min
May 17, 12:42 AM EDT	Severe Thunderstorm Warning	PBZ	Belmont, Jefferson	48 min
May 21, 1:49 PM EDT	Severe Thunderstorm Warning	CLE	Ashland, Holmes, Richland, Wayne	41 min

By county

Every county with at least one alert. A county page lists each alert that covered it.

39 more counties

Nearby

Alerts in force now Tornadoes on record The radar archive 2024 2026

Sources

National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Rebuilt daily.