Alert archive / Iowa / Severe Thunderstorm Warnings / 2024

Severe Thunderstorm Warnings in Iowa, May 2024

275 severe thunderstorm warnings in May 2024. 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 2024. Tap one for its archive.

Severe Thunderstorm Warnings: 275
Busiest day: May 21, 2024122 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, Central Time. Each opens its own page with the text, the map, the radar and the sounding.

Issued	Product	Office	Counties	Lasted
Apr 30, 7:00 PM CDT	Severe Thunderstorm Warning	DMX	Marion, Warren	18 min
Apr 30, 7:11 PM CDT	Severe Thunderstorm Warning	DMX	Appanoose, Lucas, Monroe, Wayne	38 min
Apr 30, 7:35 PM CDT	Severe Thunderstorm Warning	DMX	Appanoose, Davis, Mahaska, Monroe, Wapello	55 min
Apr 30, 8:03 PM CDT	Severe Thunderstorm Warning	DMX	Lucas, Monroe	42 min
Apr 30, 8:26 PM CDT	Severe Thunderstorm Warning	DVN	Van Buren	49 min
Apr 30, 8:31 PM CDT	Severe Thunderstorm Warning Considerable damage threat	DMX	Appanoose, Davis, Monroe, Wapello	44 min
Apr 30, 9:09 PM CDT	Severe Thunderstorm Warning	DMX	Davis, Wapello	36 min
Apr 30, 9:13 PM CDT	Severe Thunderstorm Warning	DVN	Lee, Van Buren	47 min
May 6, 8:27 PM CDT	Severe Thunderstorm Warning	OAX	Fremont, Mills, Pottawattamie	63 min
May 6, 8:32 PM CDT	Severe Thunderstorm Warning	OAX	Fremont, Page	43 min
May 6, 8:43 PM CDT	Severe Thunderstorm Warning	OAX	Harrison, Pottawattamie	50 min
May 6, 9:08 PM CDT	Severe Thunderstorm Warning Considerable damage threat	OAX	Montgomery, Pottawattamie, Shelby	50 min
May 6, 9:16 PM CDT	Severe Thunderstorm Warning	OAX	Fremont, Montgomery, Page	44 min
May 6, 9:27 PM CDT	Severe Thunderstorm Warning Considerable damage threat	DMX	Adair, Adams, Audubon, Cass, Guthrie, Taylor	48 min
May 6, 9:35 PM CDT	Severe Thunderstorm Warning Considerable damage threat	DMX	Calhoun, Carroll, Crawford, Greene, Sac	40 min
May 6, 10:09 PM CDT	Severe Thunderstorm Warning Considerable damage threat	DMX	Adair, Adams, Audubon, Cass, Dallas, Guthrie and 2 more	51 min
May 6, 10:14 PM CDT	Severe Thunderstorm Warning Considerable damage threat	DMX	Calhoun, Carroll, Crawford, Greene, Humboldt, Pocahontas and 2 more	61 min
May 7, 12:33 AM CDT	Severe Thunderstorm Warning	DMX	Clarke, Decatur, Lucas, Madison, Warren, Wayne	42 min
May 7, 1:26 AM CDT	Severe Thunderstorm Warning	DMX	Appanoose, Davis, Jasper, Lucas, Mahaska, Marion and 6 more	64 min
May 7, 2:17 AM CDT	Severe Thunderstorm Warning	DVN	Jefferson, Keokuk, Van Buren, Washington	58 min
May 7, 2:26 AM CDT	Severe Thunderstorm Warning	DMX	Davis, Grundy, Jasper, Mahaska, Marshall, Monroe and 3 more	49 min
May 7, 2:56 AM CDT	Severe Thunderstorm Warning	DVN	Benton, Iowa	49 min
May 7, 3:51 AM CDT	Severe Thunderstorm Warning	DVN	Cedar, Henry, Johnson, Louisa, Muscatine, Washington	39 min
May 7, 4:26 AM CDT	Severe Thunderstorm Warning	DVN	Cedar, Clinton, Des Moines, Johnson, Louisa, Muscatine and 1 more	45 min
May 7, 3:51 PM CDT	Severe Thunderstorm Warning	DVN	Buchanan	39 min
May 7, 4:30 PM CDT	Severe Thunderstorm Warning	DVN	Buchanan, Delaware	60 min
May 7, 5:03 PM CDT	Severe Thunderstorm Warning	ARX	Allamakee, Winneshiek	42 min
May 7, 6:12 PM CDT	Severe Thunderstorm Warning	DVN	Dubuque	18 min
May 7, 6:33 PM CDT	Severe Thunderstorm Warning	DMX	Dallas, Polk, Story	27 min
May 7, 6:45 PM CDT	Severe Thunderstorm Warning	DMX	Adair, Audubon, Cass, Guthrie	30 min
May 8, 4:11 PM CDT	Severe Thunderstorm Warning	FSD	Cherokee, O'Brien, Plymouth, Sioux	34 min
May 8, 6:13 PM CDT	Severe Thunderstorm Warning	DMX	Boone, Greene, Hamilton, Webster	47 min
May 8, 6:39 PM CDT	Severe Thunderstorm Warning	DMX	Boone, Dallas	51 min
May 8, 6:55 PM CDT	Severe Thunderstorm Warning	DMX	Boone, Hamilton, Hardin, Story	50 min
May 8, 7:10 PM CDT	Severe Thunderstorm Warning	DMX	Boone, Dallas, Polk, Story	50 min
May 8, 7:36 PM CDT	Severe Thunderstorm Warning	DMX	Boone, Hamilton, Hardin, Story	54 min
May 8, 7:59 PM CDT	Severe Thunderstorm Warning	DMX	Grundy, Hardin, Marshall, Story	46 min
May 8, 8:53 PM CDT	Severe Thunderstorm Warning	DMX	Black Hawk, Grundy, Marshall, Tama	52 min
May 8, 9:20 PM CDT	Severe Thunderstorm Warning	DMX	Audubon, Calhoun, Carroll, Greene, Guthrie	40 min
May 8, 9:39 PM CDT	Severe Thunderstorm Warning	DMX	Black Hawk, Tama	51 min
May 8, 9:44 PM CDT	Severe Thunderstorm Warning	DVN	Benton, Buchanan	61 min
May 19, 6:54 AM CDT	Severe Thunderstorm Warning	OAX	Mills	36 min
May 19, 7:29 AM CDT	Severe Thunderstorm Warning	OAX	Fremont, Mills	7 min
May 19, 11:49 AM CDT	Severe Thunderstorm Warning	DMX	Madison	26 min
May 19, 3:33 PM CDT	Severe Thunderstorm Warning	DMX	Jasper, Mahaska, Marion, Poweshiek	42 min
May 19, 4:14 PM CDT	Severe Thunderstorm Warning	DMX	Jasper, Mahaska, Marion, Poweshiek	61 min
May 19, 4:48 PM CDT	Severe Thunderstorm Warning	DVN	Iowa, Keokuk	42 min
May 19, 5:24 PM CDT	Severe Thunderstorm Warning	DVN	Iowa, Keokuk	33 min
May 19, 6:17 PM CDT	Severe Thunderstorm Warning	OAX	Fremont, Mills	43 min
May 19, 6:49 PM CDT	Severe Thunderstorm Warning	DMX	Black Hawk, Butler, Grundy	41 min
May 19, 6:55 PM CDT	Severe Thunderstorm Warning	OAX	Fremont, Mills, Montgomery, Page, Pottawattamie	50 min
May 19, 7:14 PM CDT	Severe Thunderstorm Warning	DMX	Black Hawk	42 min
May 19, 7:25 PM CDT	Severe Thunderstorm Warning	OAX	Montgomery, Pottawattamie	35 min
May 19, 7:46 PM CDT	Severe Thunderstorm Warning	OAX	Montgomery, Page	44 min
May 19, 7:58 PM CDT	Severe Thunderstorm Warning	DMX	Adair, Adams, Audubon, Cass, Guthrie, Madison and 3 more	47 min
May 19, 8:09 PM CDT	Severe Thunderstorm Warning	OAX	Page	36 min
May 19, 8:42 PM CDT	Severe Thunderstorm Warning	DMX	Adair, Dallas, Guthrie, Madison	48 min
May 19, 8:53 PM CDT	Severe Thunderstorm Warning	DMX	Adams, Ringgold, Taylor, Union	52 min
May 19, 11:28 PM CDT	Severe Thunderstorm Warning	DVN	Muscatine, Scott	32 min
May 19, 11:33 PM CDT	Severe Thunderstorm Warning	ARX	Floyd	27 min
May 19, 11:54 PM CDT	Severe Thunderstorm Warning	DVN	Cedar, Clinton, Muscatine, Scott	51 min
May 20, 12:08 AM CDT	Severe Thunderstorm Warning	DVN	Benton, Iowa, Keokuk	32 min
May 20, 12:14 AM CDT	Severe Thunderstorm Warning	DMX	Clarke, Decatur, Ringgold, Union	27 min
May 20, 12:44 AM CDT	Severe Thunderstorm Warning	DVN	Cedar, Clinton, Jones	46 min
May 20, 12:50 AM CDT	Severe Thunderstorm Warning	DVN	Johnson, Linn	40 min
May 20, 1:11 AM CDT	Severe Thunderstorm Warning	DVN	Cedar, Johnson, Jones, Linn	35 min
May 20, 1:18 AM CDT	Severe Thunderstorm Warning	DVN	Jackson, Jones	26 min
May 20, 1:36 AM CDT	Severe Thunderstorm Warning	DMX	Appanoose, Clarke, Lucas, Marion, Monroe, Warren and 1 more	54 min
May 20, 6:39 PM CDT	Severe Thunderstorm Warning	FSD	O'Brien, Osceola	36 min
May 20, 7:13 PM CDT	Severe Thunderstorm Warning Considerable damage threat	FSD	O'Brien	32 min
May 20, 7:24 PM CDT	Severe Thunderstorm Warning	FSD	Clay, O'Brien	51 min
May 20, 7:39 PM CDT	Severe Thunderstorm Warning	FSD	Cherokee, O'Brien, Plymouth, Sioux	51 min
May 20, 7:43 PM CDT	Severe Thunderstorm Warning Considerable damage threat	FSD	Buena Vista, Clay, O'Brien	47 min
May 20, 8:10 PM CDT	Severe Thunderstorm Warning Destructive damage threat	FSD	Buena Vista, Clay	50 min
May 20, 8:16 PM CDT	Severe Thunderstorm Warning Considerable damage threat	FSD	Cherokee, O'Brien	44 min
May 20, 8:25 PM CDT	Severe Thunderstorm Warning Considerable damage threat	DMX	Palo Alto, Pocahontas	50 min
May 20, 8:37 PM CDT	Severe Thunderstorm Warning	OAX	Shelby	68 min
May 20, 8:47 PM CDT	Severe Thunderstorm Warning Considerable damage threat	FSD	Buena Vista, Cherokee	43 min
May 20, 8:48 PM CDT	Severe Thunderstorm Warning	DMX	Hancock, Kossuth, Winnebago	42 min
May 20, 8:58 PM CDT	Severe Thunderstorm Warning	FSD	O'Brien, Osceola	47 min
May 20, 9:13 PM CDT	Severe Thunderstorm Warning Considerable damage threat	DMX	Humboldt, Kossuth, Palo Alto, Pocahontas	37 min
May 20, 9:26 PM CDT	Severe Thunderstorm Warning Considerable damage threat	FSD	Buena Vista, Cherokee	64 min
May 20, 9:30 PM CDT	Severe Thunderstorm Warning	DMX	Hancock, Winnebago, Worth	22 min
May 20, 9:42 PM CDT	Severe Thunderstorm Warning	OAX	Shelby	48 min
May 20, 10:06 PM CDT	Severe Thunderstorm Warning	OAX	Monona	39 min
May 20, 10:19 PM CDT	Severe Thunderstorm Warning	FSD	Ida, Woodbury	56 min
May 20, 10:35 PM CDT	Severe Thunderstorm Warning	DMX	Kossuth	25 min
May 20, 10:56 PM CDT	Severe Thunderstorm Warning Considerable damage threat	FSD	Plymouth	34 min
May 20, 10:58 PM CDT	Severe Thunderstorm Warning Considerable damage threat	FSD	Cherokee, Ida, Plymouth, Woodbury	47 min
May 20, 10:59 PM CDT	Severe Thunderstorm Warning Considerable damage threat	FSD	Plymouth	31 min
May 20, 11:02 PM CDT	Severe Thunderstorm Warning	DMX	Palo Alto, Pocahontas	28 min
May 20, 11:23 PM CDT	Severe Thunderstorm Warning Considerable damage threat	OAX	Harrison, Mills, Pottawattamie	67 min
May 20, 11:35 PM CDT	Severe Thunderstorm Warning Considerable damage threat	OAX	Harrison, Pottawattamie, Shelby	40 min
May 20, 11:58 PM CDT	Severe Thunderstorm Warning	DMX	Boone, Calhoun, Carroll, Dallas, Greene, Guthrie and 2 more	36 min
May 21, 12:14 AM CDT	Severe Thunderstorm Warning	OAX	Harrison, Pottawattamie, Shelby	46 min
May 21, 12:42 AM CDT	Severe Thunderstorm Warning	OAX	Pottawattamie, Shelby	63 min
May 21, 1:09 AM CDT	Severe Thunderstorm Warning	DMX	Audubon, Carroll, Crawford	66 min
May 21, 1:20 AM CDT	Severe Thunderstorm Warning	DMX	Jasper, Polk	40 min
May 21, 1:44 AM CDT	Severe Thunderstorm Warning	OAX	Pottawattamie, Shelby	61 min
May 21, 2:38 AM CDT	Severe Thunderstorm Warning	DMX	Black Hawk, Butler, Grundy, Hardin	37 min
May 21, 2:56 AM CDT	Severe Thunderstorm Warning	DMX	Black Hawk, Bremer, Butler	49 min
May 21, 3:17 AM CDT	Severe Thunderstorm Warning Considerable damage threat	ARX	Chickasaw, Fayette, Winneshiek	43 min
May 21, 3:22 AM CDT	Severe Thunderstorm Warning	DMX	Carroll, Crawford, Sac	38 min
May 21, 3:35 AM CDT	Severe Thunderstorm Warning	FSD	Ida	25 min
May 21, 5:12 AM CDT	Severe Thunderstorm Warning	OAX	Harrison, Pottawattamie	48 min
May 21, 5:25 AM CDT	Severe Thunderstorm Warning	DMX	Poweshiek, Tama	50 min
May 21, 5:41 AM CDT	Severe Thunderstorm Warning Destructive damage threat	OAX	Harrison, Monona	49 min
May 21, 5:45 AM CDT	Severe Thunderstorm Warning Considerable damage threat	OAX	Harrison	45 min
May 21, 5:49 AM CDT	Severe Thunderstorm Warning Considerable damage threat	OAX	Monona	41 min
May 21, 5:51 AM CDT	Severe Thunderstorm Warning	DMX	Jasper, Poweshiek, Tama	39 min
May 21, 5:53 AM CDT	Severe Thunderstorm Warning	OAX	Harrison, Pottawattamie, Shelby	52 min
May 21, 6:05 AM CDT	Severe Thunderstorm Warning	FSD	Woodbury	25 min
May 21, 6:11 AM CDT	Severe Thunderstorm Warning Considerable damage threat	OAX	Harrison, Monona, Shelby	49 min
May 21, 6:15 AM CDT	Severe Thunderstorm Warning Considerable damage threat	OAX	Harrison, Mills, Montgomery, Pottawattamie, Shelby	45 min
May 21, 6:18 AM CDT	Severe Thunderstorm Warning	DMX	Poweshiek, Tama	42 min
May 21, 6:21 AM CDT	Severe Thunderstorm Warning	DVN	Benton	39 min
May 21, 6:26 AM CDT	Severe Thunderstorm Warning Considerable damage threat	FSD	Cherokee, Ida, Plymouth, Woodbury	34 min
May 21, 6:28 AM CDT	Severe Thunderstorm Warning Considerable damage threat	DMX	Carroll, Crawford, Sac	47 min
May 21, 6:36 AM CDT	Severe Thunderstorm Warning Considerable damage threat	FSD	Cherokee, Ida, Woodbury	24 min
May 21, 6:41 AM CDT	Severe Thunderstorm Warning	OAX	Fremont, Mills, Montgomery, Page	49 min
May 21, 6:51 AM CDT	Severe Thunderstorm Warning	DMX	Audubon, Carroll, Cass, Crawford, Guthrie	54 min
May 21, 6:51 AM CDT	Severe Thunderstorm Warning	DVN	Benton, Iowa, Linn	28 min
May 21, 7:07 AM CDT	Severe Thunderstorm Warning Considerable damage threat	DMX	Cass	23 min
May 21, 7:08 AM CDT	Severe Thunderstorm Warning Destructive damage threat	OAX	Pottawattamie	22 min
May 21, 7:11 AM CDT	Severe Thunderstorm Warning Considerable damage threat	OAX	Mills, Montgomery, Pottawattamie	34 min
May 21, 7:29 AM CDT	Severe Thunderstorm Warning Considerable damage threat	DMX	Adair, Audubon, Cass, Guthrie	46 min
May 21, 7:30 AM CDT	Severe Thunderstorm Warning Considerable damage threat	OAX	Montgomery, Page	15 min
May 21, 7:35 AM CDT	Severe Thunderstorm Warning	DMX	Adair, Adams, Cass, Taylor	40 min
May 21, 7:45 AM CDT	Severe Thunderstorm Warning	OAX	Montgomery, Page	15 min
May 21, 8:05 AM CDT	Severe Thunderstorm Warning	DMX	Adair, Dallas, Guthrie, Madison	55 min
May 21, 8:41 AM CDT	Severe Thunderstorm Warning Considerable damage threat	DMX	Dallas, Madison, Polk, Warren	64 min
May 21, 9:26 AM CDT	Severe Thunderstorm Warning	DMX	Jasper, Mahaska, Marion, Marshall, Polk, Poweshiek and 2 more	64 min
May 21, 11:14 AM CDT	Severe Thunderstorm Warning	DMX	Jasper, Mahaska, Marion, Poweshiek	46 min
May 21, 11:51 AM CDT	Severe Thunderstorm Warning	DVN	Iowa	54 min
May 21, 11:54 AM CDT	Severe Thunderstorm Warning Considerable damage threat	DMX	Poweshiek	21 min
May 21, 12:16 PM CDT	Severe Thunderstorm Warning Considerable damage threat	OAX	Harrison	44 min
May 21, 12:43 PM CDT	Severe Thunderstorm Warning	DVN	Benton, Iowa, Johnson, Linn	29 min
May 21, 12:59 PM CDT	Severe Thunderstorm Warning Considerable damage threat	OAX	Harrison, Monona	61 min
May 21, 1:16 PM CDT	Severe Thunderstorm Warning	OAX	Harrison, Pottawattamie, Shelby	59 min
May 21, 1:27 PM CDT	Severe Thunderstorm Warning	FSD	Woodbury	33 min
May 21, 1:34 PM CDT	Severe Thunderstorm Warning	OAX	Mills, Pottawattamie	26 min
May 21, 1:38 PM CDT	Severe Thunderstorm Warning	DMX	Crawford	52 min
May 21, 1:38 PM CDT	Severe Thunderstorm Warning	OAX	Pottawattamie	37 min
May 21, 1:47 PM CDT	Severe Thunderstorm Warning	OAX	Fremont, Montgomery, Page	43 min
May 21, 1:48 PM CDT	Severe Thunderstorm Warning	FSD	Cherokee, Ida, Woodbury	27 min
May 21, 1:59 PM CDT	Severe Thunderstorm Warning	OAX	Harrison, Monona	12 min
May 21, 2:10 PM CDT	Severe Thunderstorm Warning	OAX	Mills, Montgomery, Pottawattamie, Shelby	50 min
May 21, 2:11 PM CDT	Severe Thunderstorm Warning	FSD	Buena Vista, Cherokee, Ida	34 min
May 21, 2:11 PM CDT	Severe Thunderstorm Warning	OAX	Harrison, Pottawattamie, Shelby	49 min
May 21, 2:18 PM CDT	Severe Thunderstorm Warning	DMX	Sac	29 min
May 21, 2:28 PM CDT	Severe Thunderstorm Warning	DMX	Adams, Audubon, Cass	62 min
May 21, 2:30 PM CDT	Severe Thunderstorm Warning	DMX	Audubon, Calhoun, Carroll, Crawford, Sac	45 min
May 21, 2:42 PM CDT	Severe Thunderstorm Warning	FSD	Buena Vista, Cherokee, Clay, O'Brien	19 min
May 21, 2:52 PM CDT	Severe Thunderstorm Warning	DVN	Delaware, Dubuque, Jones	43 min
May 21, 3:11 PM CDT	Severe Thunderstorm Warning Considerable damage threat	DMX	Audubon, Boone, Calhoun, Carroll, Greene, Guthrie and 1 more	49 min
May 21, 3:28 PM CDT	Severe Thunderstorm Warning	DVN	Dubuque	33 min
May 21, 3:31 PM CDT	Severe Thunderstorm Warning Destructive damage threat	DMX	Boone, Greene, Hamilton, Webster, Wright	44 min
May 21, 4:01 PM CDT	Severe Thunderstorm Warning	DMX	Boone, Greene, Guthrie, Hamilton, Webster	44 min
May 21, 4:11 PM CDT	Severe Thunderstorm Warning	DMX	Boone, Clarke, Dallas, Decatur, Lucas, Madison and 4 more	64 min
May 21, 4:11 PM CDT	Severe Thunderstorm Warning	DMX	Hancock, Kossuth, Winnebago, Worth	49 min
May 21, 4:15 PM CDT	Severe Thunderstorm Warning	DMX	Cerro Gordo, Franklin, Hancock, Worth, Wright	45 min
May 21, 4:25 PM CDT	Severe Thunderstorm Warning	DMX	Boone, Franklin, Grundy, Hamilton, Hardin, Marshall and 2 more	50 min
May 21, 4:43 PM CDT	Severe Thunderstorm Warning	DMX	Grundy, Hardin, Jasper, Marion, Marshall, Polk and 2 more	47 min
May 21, 4:50 PM CDT	Severe Thunderstorm Warning	DMX	Butler, Cerro Gordo, Franklin, Grundy, Hardin	40 min
May 21, 5:03 PM CDT	Severe Thunderstorm Warning Considerable damage threat	ARX	Floyd, Mitchell	57 min
May 21, 5:15 PM CDT	Severe Thunderstorm Warning Considerable damage threat	DMX	Jasper, Marshall, Poweshiek, Tama	60 min
May 21, 5:17 PM CDT	Severe Thunderstorm Warning	DMX	Jasper, Lucas, Mahaska, Marion, Poweshiek, Warren	58 min
May 21, 5:17 PM CDT	Severe Thunderstorm Warning	DMX	Black Hawk, Bremer, Butler, Franklin, Grundy, Hardin and 1 more	58 min
May 21, 5:21 PM CDT	Severe Thunderstorm Warning	DVN	Van Buren	39 min
May 21, 5:24 PM CDT	Severe Thunderstorm Warning Considerable damage threat	ARX	Chickasaw, Howard	66 min
May 21, 5:29 PM CDT	Severe Thunderstorm Warning	DMX	Black Hawk, Grundy, Marshall, Tama	61 min
May 21, 5:43 PM CDT	Severe Thunderstorm Warning Considerable damage threat	DVN	Benton, Buchanan	47 min
May 21, 5:48 PM CDT	Severe Thunderstorm Warning Considerable damage threat	DMX	Black Hawk, Bremer	42 min
May 21, 5:51 PM CDT	Severe Thunderstorm Warning Considerable damage threat	ARX	Winneshiek	39 min
May 21, 5:54 PM CDT	Severe Thunderstorm Warning	DVN	Delaware, Dubuque, Jones	51 min
May 21, 5:54 PM CDT	Severe Thunderstorm Warning Considerable damage threat	DVN	Henry, Jefferson, Van Buren, Washington	33 min
May 21, 5:58 PM CDT	Severe Thunderstorm Warning	DMX	Jasper, Poweshiek, Tama	47 min
May 21, 6:02 PM CDT	Severe Thunderstorm Warning	DVN	Cedar, Clinton, Jackson, Jones	43 min
May 21, 6:05 PM CDT	Severe Thunderstorm Warning Considerable damage threat	DVN	Des Moines, Henry, Lee, Louisa, Van Buren	25 min
May 21, 6:14 PM CDT	Severe Thunderstorm Warning Considerable damage threat	ARX	Fayette	46 min
May 21, 6:17 PM CDT	Severe Thunderstorm Warning	DMX	Davis, Wapello	28 min
May 21, 6:18 PM CDT	Severe Thunderstorm Warning Considerable damage threat	DVN	Benton, Iowa, Johnson, Keokuk	42 min
May 21, 6:24 PM CDT	Severe Thunderstorm Warning Considerable damage threat	DVN	Benton, Buchanan, Delaware, Linn	51 min
May 21, 6:28 PM CDT	Severe Thunderstorm Warning Considerable damage threat	ARX	Allamakee, Winneshiek	62 min
May 21, 6:29 PM CDT	Severe Thunderstorm Warning	DVN	Dubuque	31 min
May 21, 6:38 PM CDT	Severe Thunderstorm Warning	DVN	Cedar, Clinton, Johnson, Louisa, Muscatine, Scott	52 min
May 21, 6:41 PM CDT	Severe Thunderstorm Warning Considerable damage threat	ARX	Allamakee, Clayton, Winneshiek	52 min
May 21, 6:43 PM CDT	Severe Thunderstorm Warning	DVN	Van Buren	47 min
May 21, 6:47 PM CDT	Severe Thunderstorm Warning Considerable damage threat	DVN	Jackson	43 min
May 21, 6:52 PM CDT	Severe Thunderstorm Warning Considerable damage threat	DVN	Benton, Buchanan, Delaware, Johnson, Jones, Linn	38 min
May 21, 6:55 PM CDT	Severe Thunderstorm Warning Considerable damage threat	DVN	Cedar, Clinton, Jackson, Jones	50 min
May 21, 7:11 PM CDT	Severe Thunderstorm Warning	DVN	Cedar, Delaware, Dubuque, Jackson, Johnson, Jones and 1 more	49 min
May 21, 7:13 PM CDT	Severe Thunderstorm Warning	DVN	Cedar, Clinton, Muscatine, Scott	47 min
May 21, 7:23 PM CDT	Severe Thunderstorm Warning	DVN	Henry, Lee, Van Buren	24 min
May 21, 7:27 PM CDT	Severe Thunderstorm Warning Destructive damage threat	DVN	Clinton, Dubuque, Jackson	48 min
May 21, 7:27 PM CDT	Severe Thunderstorm Warning Considerable damage threat	DVN	Muscatine	18 min
May 21, 7:30 PM CDT	Severe Thunderstorm Warning Considerable damage threat	DVN	Delaware, Dubuque, Jones, Linn	45 min
May 21, 7:45 PM CDT	Severe Thunderstorm Warning Considerable damage threat	ARX	Clayton	42 min
May 21, 7:51 PM CDT	Severe Thunderstorm Warning Considerable damage threat	DVN	Dubuque	16 min
May 21, 7:55 PM CDT	Severe Thunderstorm Warning Considerable damage threat	DVN	Cedar, Clinton, Jackson, Jones, Scott	50 min
May 21, 8:31 PM CDT	Severe Thunderstorm Warning	DVN	Clinton, Dubuque, Jackson	44 min
May 24, 1:20 AM CDT	Severe Thunderstorm Warning	OAX	Monona	40 min
May 24, 1:53 AM CDT	Severe Thunderstorm Warning Considerable damage threat	OAX	Harrison, Pottawattamie	52 min
May 24, 1:57 AM CDT	Severe Thunderstorm Warning	OAX	Harrison, Monona	48 min
May 24, 2:28 AM CDT	Severe Thunderstorm Warning Considerable damage threat	OAX	Fremont, Harrison, Mills, Montgomery, Page, Pottawattamie and 1 more	47 min
May 24, 2:29 AM CDT	Severe Thunderstorm Warning	FSD	Plymouth, Woodbury	31 min
May 24, 2:31 AM CDT	Severe Thunderstorm Warning	DMX	Appanoose, Davis, Monroe, Wapello	59 min
May 24, 2:31 AM CDT	Severe Thunderstorm Warning Considerable damage threat	OAX	Harrison, Monona, Shelby	44 min
May 24, 2:32 AM CDT	Severe Thunderstorm Warning Considerable damage threat	OAX	Fremont, Page	43 min
May 24, 2:52 AM CDT	Severe Thunderstorm Warning	FSD	Clay, Dickinson	23 min
May 24, 3:07 AM CDT	Severe Thunderstorm Warning Considerable damage threat	DMX	Adair, Adams, Audubon, Calhoun, Carroll, Cass and 6 more	53 min
May 24, 3:07 AM CDT	Severe Thunderstorm Warning Considerable damage threat	OAX	Fremont, Harrison, Mills, Montgomery, Page, Pottawattamie and 1 more	38 min
May 24, 3:12 AM CDT	Severe Thunderstorm Warning	OAX	Fremont	48 min
May 24, 3:13 AM CDT	Severe Thunderstorm Warning	FSD	Dickinson	17 min
May 24, 3:26 AM CDT	Severe Thunderstorm Warning	DMX	Clarke, Decatur, Lucas, Wayne	49 min
May 24, 3:37 AM CDT	Severe Thunderstorm Warning	DVN	Jefferson, Keokuk, Washington	38 min
May 24, 3:42 AM CDT	Severe Thunderstorm Warning	OAX	Fremont, Montgomery, Page	33 min
May 24, 3:44 AM CDT	Severe Thunderstorm Warning Considerable damage threat	DMX	Clarke, Lucas, Marion, Warren	46 min
May 24, 3:46 AM CDT	Severe Thunderstorm Warning	DMX	Wapello	8 min
May 24, 3:56 AM CDT	Severe Thunderstorm Warning	DMX	Adair, Adams, Audubon, Boone, Calhoun, Carroll and 12 more	49 min
May 24, 3:58 AM CDT	Severe Thunderstorm Warning	FSD	Clay, Dickinson	32 min
May 24, 4:10 AM CDT	Severe Thunderstorm Warning Considerable damage threat	DMX	Lucas, Marion, Monroe, Wayne	50 min
May 24, 4:11 AM CDT	Severe Thunderstorm Warning	DVN	Iowa, Johnson, Keokuk, Louisa, Washington	49 min
May 24, 4:18 AM CDT	Severe Thunderstorm Warning	DMX	Emmet, Palo Alto, Pocahontas	42 min
May 24, 4:21 AM CDT	Severe Thunderstorm Warning Considerable damage threat	DMX	Adair, Clarke, Lucas, Madison, Union, Warren	39 min
May 24, 4:35 AM CDT	Severe Thunderstorm Warning	DMX	Black Hawk, Bremer	40 min
May 24, 4:40 AM CDT	Severe Thunderstorm Warning	DMX	Boone, Calhoun, Dallas, Greene, Hamilton, Hardin and 8 more	50 min
May 24, 4:47 AM CDT	Severe Thunderstorm Warning	DVN	Louisa, Muscatine, Washington	43 min
May 24, 4:51 AM CDT	Severe Thunderstorm Warning	DMX	Emmet, Hancock, Humboldt, Kossuth, Palo Alto, Pocahontas and 3 more	39 min
May 24, 4:56 AM CDT	Severe Thunderstorm Warning Considerable damage threat	DMX	Clarke, Jasper, Lucas, Mahaska, Marion, Monroe and 2 more	49 min
May 24, 4:59 AM CDT	Severe Thunderstorm Warning	DMX	Lucas, Mahaska, Marion, Monroe	46 min
May 24, 5:01 AM CDT	Severe Thunderstorm Warning	DVN	Jones, Linn	44 min
May 24, 5:04 AM CDT	Severe Thunderstorm Warning Considerable damage threat	DMX	Black Hawk, Bremer	56 min
May 24, 5:16 AM CDT	Severe Thunderstorm Warning	DVN	Iowa, Keokuk	59 min
May 24, 5:18 AM CDT	Severe Thunderstorm Warning	DMX	Butler, Franklin, Grundy, Hamilton, Hardin, Jasper and 6 more	57 min
May 24, 5:19 AM CDT	Severe Thunderstorm Warning	DMX	Cerro Gordo, Franklin, Hancock, Humboldt, Kossuth, Winnebago and 2 more	56 min
May 24, 5:31 AM CDT	Severe Thunderstorm Warning Considerable damage threat	DMX	Jasper, Lucas, Mahaska, Marion, Monroe, Poweshiek and 1 more	59 min
May 24, 5:57 AM CDT	Severe Thunderstorm Warning	DMX	Black Hawk, Bremer, Butler, Franklin, Grundy, Hardin and 4 more	50 min
May 24, 6:01 AM CDT	Severe Thunderstorm Warning	ARX	Chickasaw, Floyd, Howard, Mitchell	44 min
May 24, 6:05 AM CDT	Severe Thunderstorm Warning Considerable damage threat	DVN	Iowa, Jefferson, Johnson, Keokuk, Washington	40 min
May 24, 6:07 AM CDT	Severe Thunderstorm Warning Considerable damage threat	DMX	Cerro Gordo, Worth	23 min
May 24, 6:13 AM CDT	Severe Thunderstorm Warning	DVN	Benton, Buchanan, Linn	47 min
May 24, 6:31 AM CDT	Severe Thunderstorm Warning	ARX	Chickasaw, Fayette, Howard, Winneshiek	44 min
May 24, 6:38 AM CDT	Severe Thunderstorm Warning Considerable damage threat	DVN	Cedar, Clinton, Des Moines, Henry, Iowa, Jefferson and 6 more	67 min
May 24, 6:45 AM CDT	Severe Thunderstorm Warning	DVN	Benton, Buchanan, Cedar, Delaware, Dubuque, Jones and 1 more	60 min
May 24, 7:32 AM CDT	Severe Thunderstorm Warning Considerable damage threat	DVN	Cedar, Clinton, Des Moines, Louisa, Muscatine, Scott	58 min
May 24, 7:39 AM CDT	Severe Thunderstorm Warning	DVN	Cedar, Clinton, Delaware, Dubuque, Jackson, Jones	66 min
May 24, 7:42 AM CDT	Severe Thunderstorm Warning	ARX	Clayton	63 min
May 24, 8:26 AM CDT	Severe Thunderstorm Warning	DVN	Clinton, Scott	64 min
May 24, 8:43 AM CDT	Severe Thunderstorm Warning	DVN	Clinton, Jackson	47 min
May 24, 10:03 AM CDT	Severe Thunderstorm Warning	DVN	Lee	42 min
May 24, 10:42 AM CDT	Severe Thunderstorm Warning	DVN	Des Moines, Henry, Louisa, Muscatine	22 min
May 24, 12:45 PM CDT	Severe Thunderstorm Warning	DVN	Delaware, Dubuque	32 min
May 24, 2:48 PM CDT	Severe Thunderstorm Warning	DVN	Dubuque, Jackson, Jones	42 min
May 24, 3:53 PM CDT	Severe Thunderstorm Warning	DVN	Cedar, Clinton, Muscatine, Scott	32 min
May 26, 12:39 AM CDT	Severe Thunderstorm Warning	OAX	Monona	21 min
May 26, 1:35 AM CDT	Severe Thunderstorm Warning	DMX	Butler, Grundy	40 min
May 26, 1:38 AM CDT	Severe Thunderstorm Warning	DMX	Appanoose, Davis, Monroe, Wapello	37 min
May 26, 5:34 PM CDT	Severe Thunderstorm Warning	OAX	Mills	28 min
May 26, 6:38 PM CDT	Severe Thunderstorm Warning	DMX	Adair	21 min
May 26, 7:03 PM CDT	Severe Thunderstorm Warning	DMX	Adams	27 min
May 26, 7:36 PM CDT	Severe Thunderstorm Warning	DMX	Clarke, Decatur, Ringgold, Union	24 min
May 26, 8:40 PM CDT	Severe Thunderstorm Warning	DMX	Decatur	20 min
May 27, 2:48 PM CDT	Severe Thunderstorm Warning	DVN	Benton, Buchanan, Linn	42 min
May 27, 3:02 PM CDT	Severe Thunderstorm Warning	DMX	Jasper, Marshall, Poweshiek, Tama	28 min
May 27, 3:29 PM CDT	Severe Thunderstorm Warning	DVN	Jones, Linn	46 min
May 27, 3:43 PM CDT	Severe Thunderstorm Warning	DVN	Iowa, Johnson, Keokuk	47 min
May 27, 4:04 PM CDT	Severe Thunderstorm Warning	DVN	Benton, Buchanan, Delaware, Linn	41 min
May 27, 4:09 PM CDT	Severe Thunderstorm Warning	DVN	Cedar, Clinton, Jackson, Jones, Linn	51 min
May 27, 4:41 PM CDT	Severe Thunderstorm Warning	DVN	Delaware, Dubuque, Jones, Linn	49 min
May 27, 4:53 PM CDT	Severe Thunderstorm Warning	DVN	Cedar, Clinton, Jones, Scott	52 min
May 27, 5:23 PM CDT	Severe Thunderstorm Warning	DVN	Clinton, Jackson, Jones	15 min
May 27, 5:38 PM CDT	Severe Thunderstorm Warning	DVN	Des Moines, Louisa	34 min
May 27, 5:40 PM CDT	Severe Thunderstorm Warning	DVN	Clinton, Scott	50 min
May 27, 5:43 PM CDT	Severe Thunderstorm Warning	DVN	Lee, Van Buren	47 min

By county

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

58 more counties

Nearby

Alerts in force now Tornadoes on record The radar archive 2023 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.