Alert archive / Ohio / Severe Thunderstorm Warnings / 2026

Severe Thunderstorm Warnings in Ohio, July 2026

119 severe thunderstorm warnings in July 2026. 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 July 2026. Tap one for its archive.

Severe Thunderstorm Warnings: 119
Busiest day: July 21, 202639 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
Jul 3, 5:36 PM EDT	Severe Thunderstorm Warning	ILN	Darke, Preble	25 min
Jul 3, 6:15 PM EDT	Severe Thunderstorm Warning	ILN	Darke, Mercer	45 min
Jul 3, 6:45 PM EDT	Severe Thunderstorm Warning	CLE	Erie, Ottawa, Sandusky, Seneca, Wood	45 min
Jul 3, 6:47 PM EDT	Severe Thunderstorm Warning	IWX	Paulding, Van Wert	73 min
Jul 3, 6:52 PM EDT	Severe Thunderstorm Warning	ILN	Auglaize, Mercer	33 min
Jul 3, 7:03 PM EDT	Severe Thunderstorm Warning	CLE	Hancock, Seneca, Wood	42 min
Jul 3, 7:12 PM EDT	Severe Thunderstorm Warning	IWX	Allen, Henry, Paulding, Putnam, Van Wert	63 min
Jul 3, 7:29 PM EDT	Severe Thunderstorm Warning	CLE	Erie, Huron, Lorain, Ottawa, Sandusky, Seneca	61 min
Jul 3, 7:46 PM EDT	Severe Thunderstorm Warning	CLE	Hancock, Seneca, Wood, Wyandot	44 min
Jul 3, 8:02 PM EDT	Severe Thunderstorm Warning	CLE	Cuyahoga, Lorain	58 min
Jul 3, 8:31 PM EDT	Severe Thunderstorm Warning	CLE	Crawford, Huron, Marion, Seneca, Wyandot	29 min
Jul 3, 8:51 PM EDT	Severe Thunderstorm Warning	CLE	Ashland, Crawford, Holmes, Knox, Marion, Morrow and 2 more	39 min
Jul 3, 8:56 PM EDT	Severe Thunderstorm Warning	CLE	Ashtabula, Geauga, Lake, Trumbull	49 min
Jul 3, 9:05 PM EDT	Severe Thunderstorm Warning	CLE	Geauga, Mahoning, Medina, Portage, Stark, Summit and 2 more	40 min
Jul 3, 9:09 PM EDT	Severe Thunderstorm Warning	PBZ	Columbiana	22 min
Jul 3, 9:24 PM EDT	Severe Thunderstorm Warning	CLE	Ashtabula, Trumbull	51 min
Jul 3, 9:28 PM EDT	Severe Thunderstorm Warning	CLE	Ashland, Holmes, Stark, Wayne	50 min
Jul 3, 9:32 PM EDT	Severe Thunderstorm Warning	CLE	Mahoning, Portage, Stark, Trumbull	43 min
Jul 3, 9:40 PM EDT	Severe Thunderstorm Warning	PBZ	Columbiana	52 min
Jul 3, 9:57 PM EDT	Severe Thunderstorm Warning	ILN	Licking	33 min
Jul 3, 10:53 PM EDT	Severe Thunderstorm Warning	PBZ	Harrison, Jefferson	26 min
Jul 4, 2:16 PM EDT	Severe Thunderstorm Warning	PBZ	Columbiana	44 min
Jul 4, 2:31 PM EDT	Severe Thunderstorm Warning	PBZ	Carroll, Columbiana, Tuscarawas	36 min
Jul 4, 2:52 PM EDT	Severe Thunderstorm Warning	PBZ	Columbiana	38 min
Jul 4, 3:15 PM EDT	Severe Thunderstorm Warning	PBZ	Columbiana	26 min
Jul 4, 3:25 PM EDT	Severe Thunderstorm Warning	PBZ	Columbiana	50 min
Jul 4, 3:40 PM EDT	Severe Thunderstorm Warning	PBZ	Columbiana	38 min
Jul 4, 3:58 PM EDT	Severe Thunderstorm Warning	PBZ	Carroll, Columbiana, Harrison, Jefferson	21 min
Jul 4, 4:10 PM EDT	Severe Thunderstorm Warning	PBZ	Columbiana	46 min
Jul 4, 4:46 PM EDT	Severe Thunderstorm Warning	RLX	Washington	29 min
Jul 4, 4:53 PM EDT	Severe Thunderstorm Warning	PBZ	Monroe	39 min
Jul 4, 5:06 PM EDT	Severe Thunderstorm Warning	PBZ	Belmont, Harrison, Jefferson	39 min
Jul 4, 5:16 PM EDT	Severe Thunderstorm Warning	PBZ	Jefferson	29 min
Jul 4, 5:44 PM EDT	Severe Thunderstorm Warning	PBZ	Jefferson	33 min
Jul 4, 6:38 PM EDT	Severe Thunderstorm Warning	PBZ	Belmont, Guernsey, Noble	38 min
Jul 4, 8:45 PM EDT	Severe Thunderstorm Warning	RLX	Morgan, Washington	30 min
Jul 4, 8:53 PM EDT	Severe Thunderstorm Warning	RLX	Morgan	22 min
Jul 4, 9:11 PM EDT	Severe Thunderstorm Warning	RLX	Morgan, Washington	34 min
Jul 5, 12:59 PM EDT	Severe Thunderstorm Warning	CLE	Mahoning, Portage, Trumbull	46 min
Jul 5, 1:14 PM EDT	Severe Thunderstorm Warning	CLE	Mahoning, Portage	46 min
Jul 5, 1:51 PM EDT	Severe Thunderstorm Warning	CLE	Mahoning	59 min
Jul 5, 3:28 PM EDT	Severe Thunderstorm Warning	RLX	Meigs	32 min
Jul 6, 2:49 PM EDT	Severe Thunderstorm Warning	CLE	Ashtabula, Geauga, Trumbull	41 min
Jul 6, 3:08 PM EDT	Severe Thunderstorm Warning	PBZ	Muskingum	37 min
Jul 6, 3:16 PM EDT	Severe Thunderstorm Warning	ILN	Scioto	20 min
Jul 6, 3:28 PM EDT	Severe Thunderstorm Warning	CLE	Ashtabula, Trumbull	47 min
Jul 9, 6:07 PM EDT	Severe Thunderstorm Warning	CLE	Cuyahoga, Lorain	38 min
Jul 10, 4:58 PM EDT	Severe Thunderstorm Warning	ILN	Miami, Shelby	35 min
Jul 10, 5:20 PM EDT	Severe Thunderstorm Warning	CLE	Knox, Morrow	25 min
Jul 10, 5:20 PM EDT	Severe Thunderstorm Warning	ILN	Delaware, Licking	40 min
Jul 18, 3:30 PM EDT	Severe Thunderstorm Warning	RLX	Athens, Gallia, Jackson, Meigs, Vinton	45 min
Jul 18, 4:15 PM EDT	Severe Thunderstorm Warning	RLX	Gallia, Jackson, Meigs, Vinton	45 min
Jul 18, 4:18 PM EDT	Severe Thunderstorm Warning	CLE	Crawford, Seneca, Wyandot	42 min
Jul 18, 4:20 PM EDT	Severe Thunderstorm Warning	RLX	Washington	40 min
Jul 18, 4:23 PM EDT	Severe Thunderstorm Warning	CLE	Cuyahoga, Erie, Lorain, Summit	52 min
Jul 18, 4:38 PM EDT	Severe Thunderstorm Warning	CLE	Portage	37 min
Jul 18, 4:41 PM EDT	Severe Thunderstorm Warning	RLX	Meigs	49 min
Jul 18, 4:51 PM EDT	Severe Thunderstorm Warning	CLE	Cuyahoga, Lorain, Medina	39 min
Jul 18, 4:54 PM EDT	Severe Thunderstorm Warning	CLE	Trumbull	36 min
Jul 18, 4:58 PM EDT	Severe Thunderstorm Warning	CLE	Ashtabula	62 min
Jul 18, 5:04 PM EDT	Severe Thunderstorm Warning	CLE	Portage, Summit	56 min
Jul 18, 5:20 PM EDT	Severe Thunderstorm Warning	CLE	Summit	26 min
Jul 18, 5:34 PM EDT	Severe Thunderstorm Warning	CLE	Ashland, Crawford, Knox, Marion, Morrow, Richland and 1 more	56 min
Jul 18, 5:39 PM EDT	Severe Thunderstorm Warning	CLE	Mahoning, Trumbull	36 min
Jul 18, 5:47 PM EDT	Severe Thunderstorm Warning	CLE	Stark, Summit, Wayne	58 min
Jul 18, 5:49 PM EDT	Severe Thunderstorm Warning	PBZ	Columbiana	56 min
Jul 18, 5:51 PM EDT	Severe Thunderstorm Warning	CLE	Mahoning	39 min
Jul 18, 6:08 PM EDT	Severe Thunderstorm Warning	PBZ	Carroll, Columbiana, Tuscarawas	67 min
Jul 18, 6:09 PM EDT	Severe Thunderstorm Warning	ILN	Delaware, Licking	51 min
Jul 18, 6:38 PM EDT	Severe Thunderstorm Warning Considerable damage threat	PBZ	Carroll, Columbiana, Jefferson	67 min
Jul 18, 7:13 PM EDT	Severe Thunderstorm Warning	CLE	Lorain	34 min
Jul 18, 7:19 PM EDT	Severe Thunderstorm Warning	PBZ	Carroll, Columbiana, Harrison, Jefferson	56 min
Jul 21, 11:03 AM EDT	Severe Thunderstorm Warning	CLE	Ashland, Crawford, Huron, Lorain, Richland	42 min
Jul 21, 11:33 AM EDT	Severe Thunderstorm Warning	ILN	Hocking	27 min
Jul 21, 11:40 AM EDT	Severe Thunderstorm Warning	CLE	Stark, Summit, Wayne	50 min
Jul 21, 11:47 AM EDT	Severe Thunderstorm Warning	RLX	Athens, Morgan, Washington	28 min
Jul 21, 12:02 PM EDT	Severe Thunderstorm Warning	RLX	Athens, Washington	43 min
Jul 21, 12:14 PM EDT	Severe Thunderstorm Warning	PBZ	Carroll, Columbiana, Jefferson	46 min
Jul 21, 1:05 PM EDT	Severe Thunderstorm Warning	PBZ	Belmont, Harrison, Jefferson	40 min
Jul 21, 1:37 PM EDT	Severe Thunderstorm Warning	RLX	Lawrence	38 min
Jul 21, 1:54 PM EDT	Severe Thunderstorm Warning	ILN	Butler, Hamilton	51 min
Jul 21, 2:01 PM EDT	Severe Thunderstorm Warning	ILN	Delaware, Union	44 min
Jul 21, 2:06 PM EDT	Severe Thunderstorm Warning	RLX	Lawrence	39 min
Jul 21, 2:09 PM EDT	Severe Thunderstorm Warning	RLX	Perry	23 min
Jul 21, 2:21 PM EDT	Severe Thunderstorm Warning	PBZ	Guernsey, Muskingum, Noble	39 min
Jul 21, 2:24 PM EDT	Severe Thunderstorm Warning	ILN	Clermont, Hamilton, Warren	51 min
Jul 21, 2:37 PM EDT	Severe Thunderstorm Warning	ILN	Licking	38 min
Jul 21, 2:39 PM EDT	Severe Thunderstorm Warning	ILN	Delaware, Franklin, Licking, Union	36 min
Jul 21, 2:41 PM EDT	Severe Thunderstorm Warning	ILN	Brown, Clermont, Hamilton	49 min
Jul 21, 2:48 PM EDT	Severe Thunderstorm Warning	ILN	Brown, Clermont, Clinton, Fayette, Greene, Highland and 1 more	42 min
Jul 21, 2:53 PM EDT	Severe Thunderstorm Warning Considerable damage threat	PBZ	Coshocton, Guernsey, Muskingum, Noble	52 min
Jul 21, 2:59 PM EDT	Severe Thunderstorm Warning	PBZ	Belmont, Guernsey, Monroe, Muskingum, Noble	46 min
Jul 21, 3:09 PM EDT	Severe Thunderstorm Warning	RLX	Morgan, Perry	36 min
Jul 21, 3:13 PM EDT	Severe Thunderstorm Warning	ILN	Adams, Brown, Highland	47 min
Jul 21, 3:23 PM EDT	Severe Thunderstorm Warning	ILN	Fayette, Highland, Pickaway, Ross	40 min
Jul 21, 3:37 PM EDT	Severe Thunderstorm Warning	PBZ	Monroe, Noble	38 min
Jul 21, 3:40 PM EDT	Severe Thunderstorm Warning	RLX	Morgan, Perry, Washington	65 min
Jul 21, 3:43 PM EDT	Severe Thunderstorm Warning	ILN	Fairfield, Pickaway, Ross	23 min
Jul 21, 3:51 PM EDT	Severe Thunderstorm Warning	ILN	Fairfield, Franklin, Licking, Pickaway	17 min
Jul 21, 3:51 PM EDT	Severe Thunderstorm Warning Considerable damage threat	PBZ	Monroe, Noble	39 min
Jul 21, 3:52 PM EDT	Severe Thunderstorm Warning	ILN	Adams	53 min
Jul 21, 4:14 PM EDT	Severe Thunderstorm Warning	ILN	Adams, Scioto	46 min
Jul 21, 4:24 PM EDT	Severe Thunderstorm Warning	RLX	Athens, Gallia, Jackson, Meigs, Vinton	51 min
Jul 21, 4:25 PM EDT	Severe Thunderstorm Warning	ILN	Fairfield	20 min
Jul 21, 4:29 PM EDT	Severe Thunderstorm Warning	RLX	Washington	46 min
Jul 21, 4:36 PM EDT	Severe Thunderstorm Warning	RLX	Lawrence	54 min
Jul 21, 4:55 PM EDT	Severe Thunderstorm Warning	ILN	Adams, Scioto	43 min
Jul 21, 5:14 PM EDT	Severe Thunderstorm Warning	CLE	Ashtabula	46 min
Jul 21, 5:26 PM EDT	Severe Thunderstorm Warning	RLX	Gallia, Lawrence	49 min
Jul 21, 5:53 PM EDT	Severe Thunderstorm Warning	CLE	Ashtabula	67 min
Jul 21, 6:09 PM EDT	Severe Thunderstorm Warning	RLX	Lawrence	36 min
Jul 27, 5:28 PM EDT	Severe Thunderstorm Warning	ILN	Darke, Preble	62 min
Jul 27, 5:57 PM EDT	Severe Thunderstorm Warning	ILN	Darke, Miami, Montgomery, Preble, Shelby	49 min
Jul 27, 6:23 PM EDT	Severe Thunderstorm Warning	ILN	Butler, Preble	26 min
Jul 27, 6:40 PM EDT	Severe Thunderstorm Warning	ILN	Butler, Hamilton, Warren	35 min
Jul 27, 6:50 PM EDT	Severe Thunderstorm Warning	ILN	Butler, Clinton, Greene, Montgomery, Warren	40 min
Jul 27, 7:13 PM EDT	Severe Thunderstorm Warning	ILN	Brown, Butler, Clermont, Clinton, Hamilton, Highland and 1 more	47 min
Jul 28, 1:24 AM EDT	Severe Thunderstorm Warning	CLE	Lucas, Ottawa, Wood	36 min
Jul 28, 1:59 AM EDT	Severe Thunderstorm Warning	CLE	Lucas, Ottawa, Sandusky, Wood	25 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 2025

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. Warning verification from the Mesonet's Cow. Rebuilt daily.