Alert archive / Iowa / 2022

Weather alerts in Iowa, May 2022

226 weather alerts in May 2022, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered any part of the state, so the counties below add up to more than the state.

Weather alerts by county

Each county as a circle sized by its count in May 2022. Tap one for its archive.

Alerts: 226
Warnings: 93
Watches: 17
Advisories: 13
Busiest day: May 31, 202237 alerts

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
May 2, 7:56 PM CDT	River Flood Watch	DVN	Clinton, Scott	14 hr
May 3, 10:04 AM CDT	River Flood Warning	DVN	Clinton, Scott	4 days
May 8, 2:41 PM CDT	Special Weather Statement	DMX	Marshall	64 min
May 8, 2:52 PM CDT	Wind Advisory	ARX	Chickasaw, Fayette, Floyd, Howard, Mitchell, Winneshiek	25 hr
May 8, 2:56 PM CDT	Special Weather Statement	DMX	Black Hawk	49 min
May 8, 3:10 PM CDT	Wind Advisory	DMX	Black Hawk, Bremer, Butler, Cerro Gordo, Emmet, Franklin and 12 more	25 hr
May 8, 3:22 PM CDT	Special Weather Statement	DVN	Buchanan	23 min
May 8, 3:52 PM CDT	Wind Advisory	FSD	Buena Vista, Clay, Dickinson, O'Brien, Osceola	28 hr
May 9, 1:54 PM CDT	Mesoscale Discussion	SPC	Cerro Gordo, Chickasaw, Floyd, Hancock, Howard, Mitchell and 3 more	96 min
May 9, 6:32 PM CDT	Mesoscale Discussion	SPC	Allamakee, Benton, Black Hawk, Bremer, Buchanan, Butler and 21 more	88 min
May 9, 7:36 PM CDT	Severe Thunderstorm Watch	SPC	Allamakee, Benton, Black Hawk, Boone, Bremer, Buchanan and 17 more	5 hr
May 9, 7:41 PM CDT	Severe Thunderstorm Warning	ARX	Howard, Mitchell	64 min
May 9, 8:43 PM CDT	Severe Thunderstorm Warning	ARX	Howard, Winneshiek	47 min
May 9, 9:05 PM CDT	Mesoscale Discussion	SPC	Allamakee, Benton, Black Hawk, Bremer, Buchanan, Chickasaw and 8 more	85 min
May 9, 9:39 PM CDT	Special Weather Statement	ARX	Allamakee, Winneshiek	66 min
May 9, 9:44 PM CDT	Mesoscale Discussion	SPC	Adams, Appanoose, Cedar, Clarke, Decatur, Iowa and 18 more	91 min
May 9, 10:48 PM CDT	Special Weather Statement	OAX	Montgomery	27 min
May 9, 10:50 PM CDT	Special Weather Statement	ARX	Allamakee, Clayton	55 min
May 9, 11:06 PM CDT	Special Weather Statement	DVN	Buchanan	39 min
May 9, 11:07 PM CDT	Mesoscale Discussion	SPC	Clayton	113 min
May 9, 11:45 PM CDT	Special Weather Statement	DVN	Buchanan, Delaware	45 min
May 10, 12:24 AM CDT	Special Weather Statement	DVN	Delaware	51 min
May 10, 4:22 PM CDT	Special Weather Statement	ARX	Clayton	23 min
May 10, 4:55 PM CDT	Special Weather Statement	ARX	Clayton	35 min
May 11, 7:44 AM CDT	Mesoscale Discussion	SPC	Lyon, Sioux	91 min
May 11, 10:08 AM CDT	Heat Advisory	DVN	Cedar, Clinton, Des Moines, Henry, Iowa, Jefferson and 8 more	11 hr
May 11, 12:50 PM CDT	Mesoscale Discussion	SPC	Cherokee, Clay, Dickinson, Emmet, Ida, Lyon and 6 more	2 hr
May 11, 1:15 PM CDT	Tornado Watch	SPC	Buena Vista, Calhoun, Cherokee, Clay, Crawford, Dickinson and 17 more	8 hr
May 11, 3:52 PM CDT	Mesoscale Discussion	SPC	Buena Vista, Cherokee, Clay, Dickinson, Emmet, Lyon and 4 more	113 min
May 11, 5:49 PM CDT	Tornado Warning	FSD	Dickinson, Osceola	26 min
May 11, 5:50 PM CDT	Mesoscale Discussion	SPC	Dickinson, Emmet, Osceola	85 min
May 11, 6:09 PM CDT	Severe Thunderstorm Warning	FSD	Dickinson, Osceola	36 min
May 11, 6:39 PM CDT	Severe Thunderstorm Warning Considerable damage threat	FSD	Clay, Dickinson	36 min
May 11, 6:44 PM CDT	Severe Thunderstorm Warning	DMX	Emmet, Kossuth, Palo Alto	61 min
May 11, 7:01 PM CDT	Mesoscale Discussion	SPC	Dickinson, Emmet, Kossuth, Winnebago	59 min
May 11, 7:42 PM CDT	Severe Thunderstorm Warning	DMX	Emmet, Kossuth, Palo Alto	48 min
May 12, 2:48 AM CDT	Heat Advisory	DVN	Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 15 more	17 hr
May 12, 2:14 PM CDT	Severe Thunderstorm Watch	SPC	Fremont, Harrison, Mills, Monona, Pottawattamie, Shelby	8 hr
May 12, 3:27 PM CDT	Severe Thunderstorm Watch PDS	SPC	Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 5 more	7 hr
May 12, 4:20 PM CDT	Severe Thunderstorm Warning Considerable damage threat	FSD	Plymouth, Sioux, Woodbury	40 min
May 12, 4:32 PM CDT	Mesoscale Discussion	SPC	Lyon, Plymouth, Sioux	58 min
May 12, 4:40 PM CDT	Severe Thunderstorm Warning Destructive damage threat	FSD	Lyon	50 min
May 12, 4:53 PM CDT	Severe Thunderstorm Warning Destructive damage threat	FSD	Cherokee, Lyon, O'Brien, Osceola, Plymouth, Sioux and 1 more	37 min
May 12, 5:13 PM CDT	Severe Thunderstorm Warning Destructive damage threat	FSD	Lyon	47 min
May 12, 5:22 PM CDT	Severe Thunderstorm Warning Considerable damage threat	FSD	Buena Vista, Cherokee, Clay, Dickinson, Lyon, O'Brien and 3 more	38 min
May 12, 5:37 PM CDT	Severe Thunderstorm Warning Considerable damage threat	FSD	Lyon, Plymouth, Sioux	23 min
May 12, 5:51 PM CDT	Severe Thunderstorm Warning Considerable damage threat	FSD	Buena Vista, Cherokee, Clay, Dickinson, O'Brien, Osceola	39 min
May 12, 6:12 PM CDT	Mesoscale Discussion	SPC	Cherokee, Crawford, Harrison, Ida, Monona, Sac and 1 more	63 min
May 12, 6:15 PM CDT	Severe Thunderstorm Warning	DMX	Emmet, Kossuth, Palo Alto	29 min
May 12, 6:29 PM CDT	Severe Thunderstorm Warning Considerable damage threat	FSD	Plymouth, Woodbury	46 min
May 12, 6:36 PM CDT	Tornado Warning	OAX	Monona	24 min
May 12, 6:39 PM CDT	Severe Thunderstorm Warning Considerable damage threat	OAX	Harrison, Monona, Pottawattamie	51 min
May 12, 7:00 PM CDT	Severe Thunderstorm Watch	SPC	Audubon, Calhoun, Carroll, Crawford, Emmet, Hancock and 6 more	3 hr
May 12, 7:02 PM CDT	Severe Thunderstorm Warning Considerable damage threat	FSD	Cherokee, Ida, Plymouth, Sioux, Woodbury	43 min
May 12, 7:02 PM CDT	Mesoscale Discussion	SPC	Audubon, Buena Vista, Calhoun, Carroll, Cherokee, Clay and 18 more	88 min
May 12, 7:07 PM CDT	Severe Thunderstorm Warning Considerable damage threat	DMX	Crawford	38 min
May 12, 7:14 PM CDT	Severe Thunderstorm Warning Considerable damage threat	FSD	Cherokee, Ida, Woodbury	46 min
May 12, 7:17 PM CDT	Severe Thunderstorm Warning Considerable damage threat	FSD	Lyon, Sioux	43 min
May 12, 7:35 PM CDT	Severe Thunderstorm Warning Considerable damage threat	FSD	Buena Vista, Cherokee, Clay, Ida, O'Brien, Plymouth and 1 more	40 min
May 12, 7:46 PM CDT	Severe Thunderstorm Warning Considerable damage threat	FSD	Lyon, Osceola, Sioux	44 min
May 12, 8:13 PM CDT	Severe Thunderstorm Warning Considerable damage threat	FSD	Lyon, Osceola	47 min
May 12, 8:28 PM CDT	Severe Thunderstorm Warning	FSD	Buena Vista, Clay, Dickinson, Osceola	47 min
May 12, 8:34 PM CDT	Severe Thunderstorm Warning	DMX	Emmet, Humboldt, Kossuth, Palo Alto, Pocahontas	41 min
May 12, 8:49 PM CDT	Severe Thunderstorm Warning Considerable damage threat	FSD	Dickinson	41 min
May 12, 10:07 PM CDT	Special Weather Statement	OAX	Harrison, Monona	23 min
May 12, 11:28 PM CDT	Special Weather Statement	DMX	Adair, Calhoun, Greene, Guthrie, Webster	47 min
May 13, 12:14 AM CDT	Special Weather Statement	DMX	Boone, Dallas, Greene, Madison, Polk, Story and 1 more	61 min
May 13, 1:11 AM CDT	Special Weather Statement	DMX	Jasper, Mahaska, Marion, Marshall, Poweshiek, Tama	64 min
May 13, 1:53 AM CDT	Special Weather Statement	DMX	Mahaska, Poweshiek, Tama	22 min
May 14, 1:59 PM CDT	Special Weather Statement	OAX	Shelby	31 min
May 14, 2:07 PM CDT	Severe Thunderstorm Warning	OAX	Shelby	23 min
May 14, 2:53 PM CDT	Special Weather Statement	DMX	Carroll	37 min
May 14, 4:04 PM CDT	Special Weather Statement	DMX	Greene	26 min
May 14, 5:06 PM CDT	Severe Thunderstorm Warning	DMX	Marshall, Story	39 min
May 14, 5:22 PM CDT	Special Weather Statement	ARX	Chickasaw	38 min
May 14, 6:07 PM CDT	Severe Thunderstorm Warning	OAX	Montgomery	38 min
May 14, 6:23 PM CDT	Severe Thunderstorm Warning	OAX	Fremont	28 min
May 14, 7:42 PM CDT	Special Weather Statement	DMX	Adams	33 min
May 14, 7:46 PM CDT	Special Weather Statement	DMX	Madison	29 min
May 17, 8:56 AM CDT	Mesoscale Discussion	SPC	Harrison, Monona, Woodbury	2 hr
May 17, 1:28 PM CDT	Mesoscale Discussion	SPC	Adair, Adams, Audubon, Cass, Crawford, Fremont and 12 more	2 hr
May 17, 2:41 PM CDT	Special Weather Statement	OAX	Fremont, Mills, Pottawattamie	34 min
May 17, 3:36 PM CDT	Special Weather Statement	DMX	Adams, Taylor	54 min
May 17, 4:08 PM CDT	Severe Thunderstorm Warning	OAX	Page	22 min
May 17, 4:12 PM CDT	Severe Thunderstorm Warning	DMX	Taylor	48 min
May 17, 4:18 PM CDT	Mesoscale Discussion	SPC	Decatur, Ringgold, Taylor	87 min
May 17, 4:45 PM CDT	Severe Thunderstorm Warning	DMX	Ringgold, Taylor	45 min
May 17, 4:45 PM CDT	Severe Thunderstorm Watch	SPC	Appanoose, Davis, Decatur, Ringgold, Wayne	4 hr
May 17, 4:50 PM CDT	Severe Thunderstorm Warning	DMX	Decatur, Wayne	40 min
May 17, 5:17 PM CDT	Severe Thunderstorm Warning	DMX	Decatur	43 min
May 17, 6:12 PM CDT	Mesoscale Discussion	SPC	Appanoose, Davis, Van Buren, Wayne	93 min
May 17, 9:31 PM CDT	Special Weather Statement	DMX	Cass	29 min
May 17, 9:58 PM CDT	Severe Thunderstorm Warning	OAX	Shelby	19 min
May 17, 11:52 PM CDT	Severe Thunderstorm Warning	OAX	Mills, Pottawattamie	53 min
May 18, 12:09 AM CDT	Areal Flood Advisory	OAX	Mills, Pottawattamie	2 hr
May 18, 1:17 AM CDT	Severe Thunderstorm Warning	OAX	Harrison, Shelby	28 min
May 18, 1:31 AM CDT	Severe Thunderstorm Warning	OAX	Harrison, Shelby	27 min
May 18, 1:43 AM CDT	Severe Thunderstorm Warning	OAX	Harrison, Shelby	32 min
May 19, 11:09 AM CDT	Severe Thunderstorm Warning	DMX	Winnebago, Worth	51 min
May 19, 11:36 AM CDT	Mesoscale Discussion	SPC	Allamakee, Cerro Gordo, Chickasaw, Floyd, Howard, Mitchell and 3 more	84 min
May 19, 11:54 AM CDT	Severe Thunderstorm Warning Considerable damage threat	DMX	Worth	33 min
May 19, 12:01 PM CDT	Severe Thunderstorm Warning Considerable damage threat	ARX	Mitchell	44 min
May 19, 12:41 PM CDT	Severe Thunderstorm Warning Considerable damage threat	ARX	Howard, Mitchell	24 min
May 19, 1:36 PM CDT	Mesoscale Discussion	SPC	Cerro Gordo, Dickinson, Emmet, Floyd, Franklin, Hancock and 7 more	114 min
May 19, 3:11 PM CDT	Tornado Watch	SPC	Emmet, Kossuth, Mitchell, Winnebago, Worth	7 hr
May 19, 4:54 PM CDT	Mesoscale Discussion	SPC	Howard, Mitchell, Winneshiek, Worth	2 hr
May 19, 7:04 PM CDT	Mesoscale Discussion	SPC	Adair, Adams, Audubon, Boone, Buena Vista, Butler and 39 more	116 min
May 19, 8:57 PM CDT	Severe Thunderstorm Watch	SPC	Adair, Audubon, Boone, Buena Vista, Butler, Calhoun and 34 more	6 hr
May 19, 9:47 PM CDT	Special Weather Statement	OAX	Monona	28 min
May 19, 11:08 PM CDT	Severe Thunderstorm Warning	OAX	Monona	27 min
May 19, 11:33 PM CDT	Severe Thunderstorm Warning	FSD	Ida	27 min
May 20, 5:39 AM CDT	Special Weather Statement	ARX	Allamakee, Winneshiek	51 min
May 20, 5:56 AM CDT	Special Weather Statement	DVN	Lee	49 min
May 20, 6:13 AM CDT	Severe Thunderstorm Warning	DVN	Lee	32 min
May 20, 7:10 PM CDT	Mesoscale Discussion	SPC	Des Moines, Lee	2 hr
May 21, 2:51 AM CDT	Frost Advisory	OAX	Harrison, Monona, Shelby	29 hr
May 21, 2:47 PM CDT	Frost Advisory	FSD	Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 5 more	18 hr
May 21, 2:48 PM CDT	Frost Advisory	DMX	Audubon, Calhoun, Carroll, Crawford, Emmet, Palo Alto and 2 more	18 hr
May 25, 5:57 PM CDT	Special Weather Statement	DVN	Des Moines, Lee	33 min
May 25, 6:27 PM CDT	Tornado Warning	DVN	Des Moines	18 min
May 25, 6:30 PM CDT	Tornado Warning	DVN	Henry	15 min
May 25, 6:40 PM CDT	Tornado Warning	DVN	Des Moines, Louisa	35 min
May 25, 6:42 PM CDT	Tornado Warning	DVN	Henry, Louisa, Washington	17 min
May 25, 6:46 PM CDT	Mesoscale Discussion	SPC	Cedar, Clinton, Des Moines, Jackson, Johnson, Jones and 4 more	119 min
May 25, 7:16 PM CDT	Special Weather Statement	DVN	Louisa, Muscatine, Washington	29 min
May 25, 7:20 PM CDT	Tornado Warning	DVN	Cedar, Johnson, Louisa, Muscatine	25 min
May 25, 7:41 PM CDT	Special Weather Statement	DVN	Cedar, Muscatine	34 min
May 25, 8:07 PM CDT	Special Weather Statement	DVN	Scott	38 min
May 26, 9:52 AM CDT	Mesoscale Discussion	SPC	Des Moines, Lee	83 min
May 26, 12:28 PM CDT	Special Weather Statement	DVN	Van Buren	32 min
May 26, 1:20 PM CDT	Special Weather Statement	DVN	Scott	25 min
May 26, 2:06 PM CDT	Special Weather Statement	DVN	Scott	39 min
May 26, 2:41 PM CDT	Severe Thunderstorm Warning	DVN	Clinton, Scott	21 min
May 26, 3:34 PM CDT	Special Weather Statement	DVN	Jones	26 min
May 26, 4:21 PM CDT	Special Weather Statement	DVN	Cedar	39 min
May 26, 4:34 PM CDT	Special Weather Statement	DVN	Jones	41 min
May 26, 4:39 PM CDT	Special Weather Statement	DVN	Johnson	36 min
May 26, 5:53 PM CDT	Special Weather Statement	DVN	Lee	37 min
May 26, 6:28 PM CDT	Flash Flood Warning	DVN	Lee, Van Buren	4 hr
May 26, 7:19 PM CDT	Flash Flood Warning	DVN	Des Moines, Henry, Lee	3 hr
May 29, 3:02 AM CDT	Severe Thunderstorm Watch	SPC	Lyon, Osceola	5 hr
May 29, 4:04 AM CDT	Severe Thunderstorm Warning Considerable damage threat	FSD	Lyon	41 min
May 29, 4:16 AM CDT	Mesoscale Discussion	SPC	Lyon, Osceola	89 min
May 29, 4:23 AM CDT	Tornado Warning	FSD	Lyon	37 min
May 29, 4:41 AM CDT	Severe Thunderstorm Warning Considerable damage threat	FSD	Lyon, Osceola	49 min
May 29, 5:21 AM CDT	Severe Thunderstorm Warning Considerable damage threat	FSD	Dickinson, Osceola	54 min
May 29, 5:54 AM CDT	Mesoscale Discussion	SPC	Adair, Adams, Audubon, Boone, Buena Vista, Calhoun and 25 more	2 hr
May 29, 7:13 AM CDT	Severe Thunderstorm Warning	DMX	Cerro Gordo, Franklin	32 min
May 29, 7:51 AM CDT	Special Weather Statement	ARX	Floyd	24 min
May 29, 8:51 AM CDT	Special Weather Statement	DMX	Bremer	24 min
May 29, 9:29 AM CDT	Special Weather Statement	ARX	Winneshiek	31 min
May 29, 10:02 AM CDT	Mesoscale Discussion	SPC	Allamakee	88 min
May 29, 10:33 AM CDT	River Flood Watch	DVN	Des Moines, Lee	25 hr
May 29, 10:33 AM CDT	River Flood Watch	DVN	Des Moines	5 days
May 29, 11:25 PM CDT	Mesoscale Discussion	SPC	Lyon, Osceola, Sioux	95 min
May 30, 12:03 AM CDT	Severe Thunderstorm Watch	SPC	Buena Vista, Cherokee, Clay, Dickinson, Emmet, Ida and 9 more	8 hr
May 30, 1:58 AM CDT	Tornado Warning	FSD	Lyon	32 min
May 30, 2:00 AM CDT	Severe Thunderstorm Warning Considerable damage threat	FSD	Lyon, Plymouth, Sioux	45 min
May 30, 2:20 AM CDT	Tornado Warning	FSD	Lyon, Osceola	40 min
May 30, 2:21 AM CDT	Mesoscale Discussion	SPC	Buena Vista, Cherokee, Clay, Dickinson, Emmet, Lyon and 5 more	84 min
May 30, 2:22 AM CDT	Tornado Warning	FSD	Lyon, O'Brien, Osceola, Sioux	23 min
May 30, 2:40 AM CDT	Severe Thunderstorm Warning Considerable damage threat	FSD	Dickinson, Lyon, Osceola	65 min
May 30, 3:32 AM CDT	Wind Advisory	ARX	Chickasaw, Fayette, Floyd, Howard, Mitchell, Winneshiek	16 hr
May 30, 3:35 AM CDT	Wind Advisory	OAX	Fremont, Harrison, Mills, Monona, Montgomery, Page and 2 more	19 hr
May 30, 3:41 AM CDT	Wind Advisory	DMX	Adair, Adams, Audubon, Black Hawk, Boone, Bremer and 33 more	19 hr
May 30, 4:24 AM CDT	Wind Advisory	FSD	Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 5 more	19 hr
May 30, 5:04 AM CDT	Special Weather Statement	OAX	Pottawattamie, Shelby	26 min
May 30, 5:17 AM CDT	Severe Thunderstorm Warning	DMX	Calhoun, Carroll, Crawford, Sac	43 min
May 30, 5:19 AM CDT	Special Weather Statement	OAX	Harrison	26 min
May 30, 5:40 AM CDT	Mesoscale Discussion	SPC	Audubon, Buena Vista, Calhoun, Carroll, Cass, Cherokee and 20 more	95 min
May 30, 6:55 AM CDT	Severe Thunderstorm Warning	FSD	Buena Vista, Cherokee, Clay, O'Brien	35 min
May 30, 7:26 AM CDT	Severe Thunderstorm Warning	FSD	Clay, Dickinson, O'Brien, Osceola	34 min
May 30, 8:15 AM CDT	Severe Thunderstorm Warning	FSD	Plymouth, Sioux	30 min
May 30, 8:38 AM CDT	Severe Thunderstorm Warning	FSD	Lyon, Plymouth, Sioux	11 min
May 30, 8:56 AM CDT	Severe Thunderstorm Warning	FSD	Cherokee, Ida, Plymouth, Woodbury	34 min
May 30, 9:27 AM CDT	Mesoscale Discussion	SPC	Lyon, O'Brien, Osceola, Plymouth, Sioux	93 min
May 30, 11:28 AM CDT	Mesoscale Discussion	SPC	Lyon, Osceola, Plymouth, Sioux	92 min
May 30, 11:49 AM CDT	Tornado Watch	SPC	Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 6 more	6 hr
May 30, 1:34 PM CDT	Mesoscale Discussion	SPC	Cherokee, Clay, Dickinson, Ida, Lyon, Monona and 5 more	86 min
May 30, 1:55 PM CDT	Mesoscale Discussion	SPC	Adams, Audubon, Cass, Crawford, Fremont, Harrison and 6 more	2 hr
May 30, 2:44 PM CDT	Severe Thunderstorm Warning	FSD	Lyon	31 min
May 30, 4:15 PM CDT	Severe Thunderstorm Warning	FSD	Clay, Dickinson, O'Brien, Osceola	30 min
May 30, 4:36 PM CDT	Severe Thunderstorm Warning	FSD	Dickinson	24 min
May 30, 4:45 PM CDT	Severe Thunderstorm Warning	FSD	Clay, Dickinson	15 min
May 30, 4:55 PM CDT	Severe Thunderstorm Warning	FSD	Dickinson	35 min
May 30, 5:23 PM CDT	Tornado Watch	SPC	Adair, Adams, Audubon, Boone, Calhoun, Carroll and 36 more	5 hr
May 30, 6:45 PM CDT	Severe Thunderstorm Warning	FSD	Clay, Dickinson, Lyon, O'Brien, Osceola, Sioux	45 min
May 30, 6:46 PM CDT	Severe Thunderstorm Warning	FSD	Lyon	29 min
May 30, 6:51 PM CDT	Mesoscale Discussion	SPC	Dickinson, Osceola	54 min
May 30, 7:06 PM CDT	Severe Thunderstorm Watch	SPC	Chickasaw, Floyd, Howard, Mitchell	7 hr
May 30, 7:30 PM CDT	Mesoscale Discussion	SPC	Adair, Adams, Audubon, Boone, Calhoun, Carroll and 29 more	90 min
May 30, 7:55 PM CDT	Special Weather Statement	DMX	Franklin, Hamilton	50 min
May 30, 8:33 PM CDT	Special Weather Statement	ARX	Floyd	27 min
May 30, 8:36 PM CDT	Severe Thunderstorm Warning	DMX	Butler, Cerro Gordo, Franklin, Hamilton, Hardin, Wright	39 min
May 30, 8:46 PM CDT	Severe Thunderstorm Warning	ARX	Floyd	44 min
May 30, 8:53 PM CDT	River Flood Warning	FSD	Dickinson	17 hr
May 30, 8:58 PM CDT	Special Weather Statement	ARX	Mitchell	62 min
May 30, 9:04 PM CDT	Severe Thunderstorm Warning	OAX	Fremont, Mills	41 min
May 30, 9:07 PM CDT	Severe Thunderstorm Warning	ARX	Chickasaw, Howard, Mitchell	38 min
May 30, 9:22 PM CDT	Severe Thunderstorm Warning	OAX	Mills, Montgomery, Pottawattamie, Shelby	23 min
May 30, 9:38 PM CDT	Severe Thunderstorm Warning	OAX	Fremont, Mills, Montgomery, Page, Pottawattamie	52 min
May 30, 9:39 PM CDT	Mesoscale Discussion	SPC	Adair, Adams, Audubon, Boone, Cass, Clarke and 15 more	66 min
May 30, 9:54 PM CDT	Severe Thunderstorm Watch	SPC	Adair, Adams, Audubon, Black Hawk, Boone, Bremer and 36 more	6 hr
May 30, 10:05 PM CDT	Severe Thunderstorm Warning	OAX	Fremont, Mills, Montgomery, Page, Pottawattamie	40 min
May 30, 10:50 PM CDT	Special Weather Statement	DMX	Adair, Adams, Dallas, Taylor, Union	40 min
May 30, 11:27 PM CDT	Mesoscale Discussion	SPC	Cerro Gordo, Chickasaw, Floyd, Howard, Mitchell, Winneshiek and 1 more	63 min
May 30, 11:43 PM CDT	Special Weather Statement	DMX	Clarke, Madison, Polk, Union, Warren	47 min
May 30, 11:55 PM CDT	Special Weather Statement	ARX	Mitchell	35 min
May 31, 12:19 AM CDT	Special Weather Statement	DMX	Marshall, Story	41 min
May 31, 12:23 AM CDT	Special Weather Statement	DMX	Clarke, Jasper, Lucas, Marion	52 min
May 31, 12:39 AM CDT	Severe Thunderstorm Warning	ARX	Howard	51 min
May 31, 12:54 AM CDT	Special Weather Statement	DMX	Tama	51 min
May 31, 12:58 AM CDT	Special Weather Statement	DMX	Mahaska, Marion, Poweshiek	47 min
May 31, 1:23 AM CDT	Special Weather Statement	DMX	Black Hawk, Bremer	37 min
May 31, 1:23 AM CDT	Special Weather Statement	DVN	Benton, Buchanan, Iowa, Johnson, Linn	67 min
May 31, 1:44 AM CDT	Special Weather Statement	ARX	Clayton, Fayette	46 min
May 31, 1:46 AM CDT	Special Weather Statement	DMX	Clarke, Lucas	44 min
May 31, 1:57 AM CDT	Severe Thunderstorm Warning	DMX	Clarke, Decatur, Lucas, Wayne	33 min
May 31, 2:10 AM CDT	Special Weather Statement	ARX	Allamakee	50 min
May 31, 2:29 AM CDT	Severe Thunderstorm Warning	DMX	Lucas, Mahaska, Marion, Monroe	31 min
May 31, 2:54 AM CDT	Special Weather Statement	DMX	Mahaska, Wapello	51 min
May 31, 3:08 AM CDT	Severe Thunderstorm Warning	DMX	Mahaska	37 min
May 31, 3:18 AM CDT	Special Weather Statement	DVN	Keokuk	27 min
May 31, 3:47 AM CDT	Special Weather Statement	DVN	Iowa, Keokuk	28 min
May 31, 6:22 PM CDT	Mesoscale Discussion	SPC	Clinton, Davis, Des Moines, Henry, Jefferson, Lee and 5 more	83 min
May 31, 6:44 PM CDT	Special Weather Statement	DVN	Lee	46 min

By product

Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.

Product	Alerts
Severe storms
Severe Thunderstorm Warning	78
Tornado Warning	11
Severe Thunderstorm Watch	10
Tornado Watch	4
Mesoscale Discussion	39
Special Weather Statement	64
Flooding
Flash Flood Warning	2
River Flood Warning	2
River Flood Watch	3
Areal Flood Advisory	1
Heat
Heat Advisory	2
Cold
Frost Advisory	3
Wind and dust
Wind Advisory	7

By county

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

59 more counties

Nearby

Alerts in force now Tornadoes on record The radar archive 2021 2023

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.