Alert archive / Iowa / 2008

Weather alerts in Iowa, April 2008

247 weather alerts in April 2008, 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 April 2008. Tap one for its archive.

Alerts: 247
Warnings: 192
Watches: 16
Advisories: 24
Busiest day: April 25, 2008105 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
Apr 1, 9:25 PM CDT	River Flood Warning	DMX	Black Hawk, Butler	17 hr
Apr 1, 9:36 PM CDT	River Flood Warning	DMX	Mahaska	31 hr
Apr 3, 11:13 PM CDT	Dense Fog Advisory	DMX	Adair, Audubon, Black Hawk, Boone, Bremer, Butler and 30 more	10 hr
Apr 3, 11:34 PM CDT	Dense Fog Advisory	ARX	Chickasaw, Floyd, Howard, Mitchell	10 hr
Apr 4, 9:20 AM CDT	River Flood Warning	DVN	Clinton, Scott	34 days
Apr 5, 10:28 AM CDT	River Flood Warning	DVN	Louisa	66 hr
Apr 8, 10:10 AM CDT	River Flood Warning	DVN	Louisa	39 days
Apr 8, 7:15 PM CDT	River Flood Warning	DMX	Lucas	21 hr
Apr 9, 3:15 AM CDT	Flash Flood Watch	DVN	Cedar, Clinton, Des Moines, Dubuque, Henry, Iowa and 12 more	42 hr
Apr 9, 3:38 AM CDT	Dense Fog Advisory	DMX	Adair, Adams, Audubon, Carroll, Cass, Clarke and 13 more	6 hr
Apr 9, 3:47 AM CDT	Winter Storm Watch	FSD	Lyon	24 hr
Apr 9, 3:57 AM CDT	River Flood Warning	DVN	Lee	30 hr
Apr 9, 4:28 AM CDT	Flash Flood Watch	DMX	Appanoose, Davis, Decatur, Lucas, Mahaska, Marion and 4 more	41 hr
Apr 9, 7:22 AM CDT	Dense Fog Advisory	OAX	Fremont, Harrison, Mills, Monona, Montgomery, Page and 2 more	98 min
Apr 9, 9:02 AM CDT	Dense Fog Advisory	OAX	Fremont, Harrison, Mills, Monona, Montgomery, Page and 2 more	54 min
Apr 9, 9:52 AM CDT	River Flood Warning	DVN	Johnson, Louisa, Washington	4 days
Apr 9, 9:52 AM CDT	River Flood Warning	DVN	Des Moines, Henry, Lee	3 days
Apr 9, 9:53 PM CDT	River Flood Warning	DMX	Lucas	60 hr
Apr 10, 3:09 AM CDT	Wind Advisory	ARX	Chickasaw, Fayette, Floyd, Howard, Mitchell, Winneshiek	19 hr
Apr 10, 4:10 AM CDT	Blizzard Warning	FSD	Lyon	32 hr
Apr 10, 4:10 AM CDT	Winter Weather Advisory	FSD	Lyon, Osceola, Sioux	32 hr
Apr 10, 4:17 AM CDT	Wind Advisory	DMX	Adair, Adams, Appanoose, Audubon, Black Hawk, Boone and 45 more	17 hr
Apr 10, 11:33 AM CDT	River Flood Warning	DVN	Des Moines	43 days
Apr 10, 11:33 AM CDT	River Flood Warning	DVN	Des Moines, Lee	43 days
Apr 10, 12:07 PM CDT	Wind Advisory	DVN	Benton, Buchanan, Cedar, Clinton, Delaware, Dubuque and 10 more	3 hr
Apr 10, 2:28 PM CDT	Severe Thunderstorm Watch	SPC	Adair, Adams, Appanoose, Audubon, Cass, Clarke and 25 more	7 hr
Apr 10, 4:24 PM CDT	Tornado Warning	DMX	Clarke, Decatur, Lucas, Wayne	51 min
Apr 10, 4:49 PM CDT	Tornado Warning	DMX	Clarke, Lucas, Warren	26 min
Apr 10, 4:52 PM CDT	Tornado Warning	DMX	Appanoose, Wayne	23 min
Apr 10, 4:55 PM CDT	Tornado Watch	SPC	Adair, Appanoose, Clarke, Davis, Decatur, Des Moines and 17 more	5 hr
Apr 10, 5:11 PM CDT	Tornado Warning	DMX	Appanoose, Mahaska, Marion, Monroe, Wapello	34 min
Apr 10, 5:25 PM CDT	Tornado Warning	DMX	Mahaska, Marion	20 min
Apr 10, 5:42 PM CDT	Tornado Warning	DMX	Mahaska, Poweshiek	48 min
Apr 10, 6:05 PM CDT	Tornado Warning	DVN	Des Moines, Henry, Jefferson, Lee, Louisa, Van Buren and 1 more	40 min
Apr 10, 6:11 PM CDT	Severe Thunderstorm Warning	DMX	Appanoose, Davis, Monroe	35 min
Apr 10, 6:27 PM CDT	Tornado Warning	DMX	Poweshiek, Tama	48 min
Apr 10, 6:38 PM CDT	Tornado Warning	DVN	Iowa, Johnson, Keokuk, Washington	37 min
Apr 10, 6:44 PM CDT	Mesoscale Discussion	SPC	Adair, Adams, Appanoose, Cass, Clarke, Davis and 25 more	61 min
Apr 10, 6:47 PM CDT	Tornado Warning	DVN	Des Moines	30 min
Apr 10, 7:04 PM CDT	Tornado Warning	DVN	Benton, Iowa	41 min
Apr 10, 7:15 PM CDT	Tornado Warning	DVN	Benton, Iowa, Johnson, Keokuk, Linn, Washington	45 min
Apr 10, 8:01 PM CDT	Severe Thunderstorm Warning	DMX	Jasper, Marion	44 min
Apr 10, 8:23 PM CDT	Severe Thunderstorm Warning	DVN	Johnson, Louisa, Muscatine, Washington	20 min
Apr 10, 8:56 PM CDT	Severe Thunderstorm Warning	DMX	Decatur, Ringgold	34 min
Apr 10, 9:25 PM CDT	Severe Thunderstorm Warning	DMX	Decatur, Ringgold, Wayne	35 min
Apr 10, 9:52 PM CDT	Severe Thunderstorm Warning	DMX	Clarke, Lucas, Wayne	38 min
Apr 10, 11:01 PM CDT	River Flood Warning	DVN	Iowa, Johnson	37 days
Apr 11, 3:13 AM CDT	River Flood Warning	DMX	Mahaska, Marion	14 hr
Apr 11, 3:37 AM CDT	River Flood Warning	DMX	Mahaska	30 hr
Apr 11, 3:42 AM CDT	River Flood Warning	DVN	Johnson, Washington	42 hr
Apr 11, 5:12 AM CDT	River Flood Warning	DVN	Keokuk	30 hr
Apr 11, 8:41 AM CDT	River Flood Warning	FSD	Clay, Dickinson	49 hr
Apr 11, 9:38 AM CDT	River Flood Warning	DVN	Cedar, Louisa, Muscatine	26 days
Apr 11, 9:38 AM CDT	River Flood Warning	DVN	Louisa	4 days
Apr 11, 9:51 AM CDT	River Flood Warning	DVN	Lee	11 hr
Apr 11, 10:50 AM CDT	River Flood Warning	DVN	Muscatine, Scott	72 hr
Apr 11, 10:50 AM CDT	River Flood Warning	DVN	Louisa, Muscatine	72 hr
Apr 11, 10:50 AM CDT	River Flood Warning	DVN	Louisa, Muscatine	38 days
Apr 11, 10:50 AM CDT	River Flood Warning	DVN	Des Moines, Louisa	40 days
Apr 11, 10:50 AM CDT	River Flood Warning	DVN	Des Moines, Louisa	40 days
Apr 11, 10:50 AM CDT	River Flood Warning	DVN	Lee	49 hr
Apr 11, 9:44 PM CDT	River Flood Warning	DMX	Humboldt, Kossuth	20 hr
Apr 12, 3:33 PM CDT	River Flood Warning	DMX	Lucas	37 hr
Apr 13, 8:25 AM CDT	River Flood Warning	DVN	Johnson, Louisa, Washington	13 hr
Apr 13, 10:27 AM CDT	River Flood Warning	DVN	Jones, Linn	24 hr
Apr 13, 8:12 PM CDT	River Flood Warning	DMX	Black Hawk	37 hr
Apr 14, 4:13 AM CDT	River Flood Warning	DVN	Keokuk	7 hr
Apr 14, 3:27 PM CDT	Wind Advisory	OAX	Fremont, Harrison, Mills, Monona, Montgomery, Page and 2 more	30 hr
Apr 14, 3:53 PM CDT	Wind Advisory	FSD	Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 5 more	29 hr
Apr 15, 3:42 AM CDT	Wind Advisory	DMX	Adair, Adams, Audubon, Black Hawk, Boone, Bremer and 39 more	17 hr
Apr 15, 3:48 AM CDT	Wind Advisory	DVN	Benton, Buchanan, Delaware, Iowa, Johnson, Linn	15 hr
Apr 15, 4:08 AM CDT	Wind Advisory	ARX	Chickasaw, Fayette, Floyd, Howard, Mitchell, Winneshiek	17 hr
Apr 16, 3:54 AM CDT	Wind Advisory	DMX	Adair, Adams, Appanoose, Audubon, Black Hawk, Boone and 43 more	11 hr
Apr 16, 3:55 AM CDT	Wind Advisory	DVN	Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 15 more	12 hr
Apr 16, 5:35 AM CDT	Wind Advisory	ARX	Allamakee, Chickasaw, Clayton, Fayette, Floyd, Howard and 2 more	9 hr
Apr 16, 10:23 AM CDT	River Flood Warning	DVN	Louisa	20 days
Apr 17, 3:35 AM CDT	Flood Watch	DMX	Adair, Adams, Appanoose, Audubon, Black Hawk, Boone and 27 more	39 hr
Apr 17, 3:57 AM CDT	Flood Watch	DVN	Benton, Buchanan, Cedar, Clinton, Delaware, Dubuque and 13 more	40 hr
Apr 17, 4:08 AM CDT	Flood Watch	OAX	Fremont, Montgomery, Page	15 hr
Apr 17, 10:40 AM CDT	River Flood Warning	DVN	Lee	31 days
Apr 17, 2:37 PM CDT	Severe Thunderstorm Warning	DMX	Lucas, Marion, Warren	25 min
Apr 17, 8:27 PM CDT	River Flood Warning	DMX	Appanoose, Wayne	28 hr
Apr 17, 8:27 PM CDT	River Flood Warning	DMX	Lucas	4 days
Apr 17, 8:47 PM CDT	River Flood Warning	DVN	Muscatine, Scott	30 days
Apr 17, 8:47 PM CDT	River Flood Warning	DVN	Louisa, Muscatine	30 days
Apr 17, 8:47 PM CDT	River Flood Warning	DVN	Jones, Linn	15 days
Apr 18, 4:09 AM CDT	River Flood Warning	DMX	Mahaska	3 days
Apr 18, 6:09 AM CDT	River Flood Warning	DVN	Keokuk	5 days
Apr 18, 6:50 AM CDT	River Flood Warning	DMX	Mahaska, Marion	38 hr
Apr 18, 8:12 AM CDT	River Flood Warning	DMX	Wapello	25 hr
Apr 18, 9:51 AM CDT	River Flood Warning	DVN	Johnson, Louisa, Washington	42 hr
Apr 18, 9:51 AM CDT	River Flood Warning	DVN	Johnson, Washington	3 days
Apr 18, 9:51 AM CDT	River Flood Warning	DVN	Des Moines, Henry, Lee	70 hr
Apr 18, 9:51 AM CDT	River Flood Warning	DVN	Lee	42 hr
Apr 18, 11:24 AM CDT	River Flood Warning	DVN	Dubuque, Jackson	3 days
Apr 18, 11:24 AM CDT	River Flood Warning	DVN	Clinton, Scott	20 days
Apr 18, 11:24 AM CDT	River Flood Warning	DVN	Muscatine, Scott	71 hr
Apr 18, 8:23 PM CDT	River Flood Warning	ARX	Clayton	43 hr
Apr 18, 9:07 PM CDT	River Flood Warning	DVN	Clinton, Scott	62 hr
Apr 18, 10:10 PM CDT	Areal Flood Warning	DMX	Black Hawk, Butler, Grundy, Mahaska, Monroe, Poweshiek and 2 more	6 hr
Apr 18, 11:49 PM CDT	River Flood Warning	DVN	Lee, Van Buren	4 hr
Apr 19, 4:13 AM CDT	Areal Flood Warning	DMX	Black Hawk, Tama	6 hr
Apr 19, 11:49 AM CDT	River Flood Warning	DMX	Black Hawk	66 hr
Apr 19, 11:49 AM CDT	River Flood Warning	DMX	Black Hawk	33 hr
Apr 19, 11:07 PM CDT	River Flood Warning	ARX	Clayton	12 hr
Apr 20, 3:44 AM CDT	Dense Fog Advisory	DMX	Black Hawk, Bremer, Butler, Cerro Gordo, Franklin, Grundy and 8 more	7 hr
Apr 20, 5:31 AM CDT	Dense Fog Advisory	DVN	Benton, Buchanan, Cedar, Clinton, Delaware, Dubuque and 4 more	5 hr
Apr 21, 9:07 AM CDT	River Flood Warning	DVN	Johnson, Louisa, Washington	7 hr
Apr 21, 11:54 AM CDT	Mesoscale Discussion	SPC	Cherokee, Dickinson, Ida, Lyon, Monona, O'Brien and 4 more	2 hr
Apr 22, 12:46 AM CDT	Severe Thunderstorm Warning	OAX	Mills, Pottawattamie	21 min
Apr 22, 1:12 AM CDT	Severe Thunderstorm Warning	DMX	Cass	33 min
Apr 22, 1:31 AM CDT	Severe Thunderstorm Warning	DMX	Audubon, Cass	29 min
Apr 22, 1:47 AM CDT	Severe Thunderstorm Warning	DMX	Audubon, Guthrie	28 min
Apr 22, 3:36 AM CDT	Severe Thunderstorm Warning	DMX	Hardin, Marshall, Story	39 min
Apr 22, 3:39 AM CDT	Severe Thunderstorm Warning	DMX	Polk	36 min
Apr 22, 4:15 AM CDT	Severe Thunderstorm Warning	DMX	Dallas, Madison, Polk, Warren	45 min
Apr 22, 4:50 AM CDT	Severe Thunderstorm Warning	DMX	Jasper, Polk	28 min
Apr 22, 5:04 AM CDT	Severe Thunderstorm Warning	DMX	Clarke, Lucas, Warren	41 min
Apr 22, 5:25 AM CDT	Severe Thunderstorm Warning	DMX	Clarke, Lucas, Marion	35 min
Apr 22, 5:51 AM CDT	Severe Thunderstorm Warning	DMX	Mahaska, Marion, Monroe	39 min
Apr 23, 1:18 PM CDT	Red Flag Warning	FSD		7 hr
Apr 23, 4:04 PM CDT	Mesoscale Discussion	SPC	Fremont, Harrison, Mills, Montgomery, Page, Pottawattamie and 1 more	2 hr
Apr 23, 4:34 PM CDT	Mesoscale Discussion	SPC	Fremont, Harrison, Mills, Montgomery, Page, Pottawattamie and 1 more	116 min
Apr 24, 12:57 PM CDT	River Flood Statement	ARX	Chickasaw, Floyd	14 hr
Apr 24, 2:37 PM CDT	River Flood Warning	ARX	Clayton	3 days
Apr 24, 2:37 PM CDT	River Flood Warning	ARX	Clayton	3 days
Apr 24, 3:14 PM CDT	Flash Flood Watch	DVN	Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 14 more	22 hr
Apr 24, 3:56 PM CDT	Flash Flood Watch	DMX	Adair, Adams, Appanoose, Audubon, Black Hawk, Boone and 45 more	20 hr
Apr 24, 4:49 PM CDT	Severe Thunderstorm Warning	DMX	Emmet, Kossuth	36 min
Apr 24, 5:34 PM CDT	Mesoscale Discussion	SPC	Benton, Black Hawk, Boone, Butler, Calhoun, Carroll and 22 more	56 min
Apr 24, 5:37 PM CDT	Severe Thunderstorm Warning	OAX	Harrison, Shelby	23 min
Apr 24, 5:58 PM CDT	Severe Thunderstorm Warning	DMX	Humboldt, Kossuth	47 min
Apr 24, 5:59 PM CDT	Severe Thunderstorm Warning	OAX	Harrison, Shelby	46 min
Apr 24, 6:44 PM CDT	Severe Thunderstorm Warning	OAX	Shelby	31 min
Apr 24, 6:52 PM CDT	Severe Thunderstorm Warning	DMX	Audubon, Carroll	53 min
Apr 24, 7:35 PM CDT	Severe Thunderstorm Warning	DMX	Carroll, Greene, Guthrie	55 min
Apr 24, 8:16 PM CDT	Severe Thunderstorm Warning	DMX	Franklin, Hamilton, Hardin, Wright	44 min
Apr 24, 8:29 PM CDT	Severe Thunderstorm Warning	DMX	Boone, Greene	35 min
Apr 24, 8:35 PM CDT	Tornado Warning	DMX	Franklin, Hamilton, Hardin, Wright	40 min
Apr 24, 8:40 PM CDT	River Flood Warning	DVN	Johnson, Washington	4 days
Apr 24, 8:40 PM CDT	River Flood Warning	DVN	Keokuk	5 days
Apr 24, 8:40 PM CDT	River Flood Warning	DVN	Des Moines, Henry, Lee	18 hr
Apr 24, 8:47 PM CDT	Severe Thunderstorm Warning	DMX	Boone, Greene	18 min
Apr 24, 9:00 PM CDT	Flood Watch	ARX	Allamakee, Chickasaw, Clayton, Fayette, Floyd, Howard and 2 more	21 hr
Apr 24, 9:07 PM CDT	Severe Thunderstorm Warning	DMX	Butler, Franklin, Grundy, Hardin	38 min
Apr 24, 9:17 PM CDT	Areal Flood Advisory	DMX	Bremer, Butler, Franklin	3 hr
Apr 24, 9:24 PM CDT	River Flood Warning	DVN	Dubuque, Jackson	6 days
Apr 24, 9:24 PM CDT	River Flood Warning	DVN	Dubuque, Jackson	11 days
Apr 24, 9:24 PM CDT	River Flood Warning	DVN	Clinton, Scott	11 days
Apr 24, 9:24 PM CDT	River Flood Warning	DVN	Muscatine, Scott	12 days
Apr 24, 10:56 PM CDT	Areal Flood Advisory	DMX	Black Hawk, Grundy	3 hr
Apr 24, 11:01 PM CDT	Flash Flood Warning	ARX	Clayton, Fayette	4 hr
Apr 25, 12:07 AM CDT	Severe Thunderstorm Watch	SPC	Adair, Adams, Cass, Clarke, Dallas, Decatur and 15 more	7 hr
Apr 25, 12:55 AM CDT	Mesoscale Discussion	SPC	Page	35 min
Apr 25, 1:13 AM CDT	Tornado Watch	SPC	Fremont, Montgomery, Page	5 hr
Apr 25, 1:23 AM CDT	Severe Thunderstorm Warning	OAX	Fremont	52 min
Apr 25, 1:52 AM CDT	Severe Thunderstorm Warning	OAX	Fremont, Page	38 min
Apr 25, 1:59 AM CDT	Areal Flood Advisory	DMX	Black Hawk, Grundy	3 hr
Apr 25, 2:10 AM CDT	Severe Thunderstorm Warning	OAX	Fremont, Mills, Montgomery, Page	35 min
Apr 25, 2:16 AM CDT	River Flood Warning	DMX	Boone, Webster	5 days
Apr 25, 2:18 AM CDT	Severe Thunderstorm Warning	DMX	Adams, Taylor	42 min
Apr 25, 2:23 AM CDT	River Flood Warning	DMX	Cerro Gordo, Floyd, Worth	32 hr
Apr 25, 2:24 AM CDT	Mesoscale Discussion	SPC	Adair, Adams, Cass, Clarke, Dallas, Decatur and 14 more	66 min
Apr 25, 2:32 AM CDT	Severe Thunderstorm Warning	DMX	Adair, Adams, Cass	43 min
Apr 25, 2:38 AM CDT	River Flood Warning	DMX	Black Hawk, Butler	65 hr
Apr 25, 2:41 AM CDT	River Flood Warning	DMX	Black Hawk	5 days
Apr 25, 2:55 AM CDT	Areal Flood Warning	ARX	Clayton, Fayette	6 hr
Apr 25, 3:00 AM CDT	Severe Thunderstorm Warning	DMX	Adair, Guthrie, Madison, Union	45 min
Apr 25, 3:18 AM CDT	Mesoscale Discussion	SPC	Fremont, Montgomery, Page	57 min
Apr 25, 3:19 AM CDT	Severe Thunderstorm Warning	DMX	Clarke, Madison, Union, Warren	41 min
Apr 25, 3:47 AM CDT	Severe Thunderstorm Warning	DMX	Clarke, Lucas, Marion, Warren	43 min
Apr 25, 3:53 AM CDT	Severe Thunderstorm Warning	DMX	Marion, Polk, Warren	52 min
Apr 25, 4:22 AM CDT	Mesoscale Discussion	SPC	Appanoose, Benton, Cedar, Clarke, Clinton, Davis and 31 more	23 min
Apr 25, 4:25 AM CDT	Severe Thunderstorm Warning	DMX	Jasper, Mahaska, Marion	50 min
Apr 25, 4:42 AM CDT	Flash Flood Warning	DMX	Black Hawk	6 hr
Apr 25, 4:51 AM CDT	Severe Thunderstorm Watch	SPC	Appanoose, Benton, Black Hawk, Buchanan, Cedar, Clinton and 23 more	5 hr
Apr 25, 4:54 AM CDT	Severe Thunderstorm Warning	DMX	Mahaska, Monroe, Wapello	40 min
Apr 25, 4:59 AM CDT	Severe Thunderstorm Warning	DMX	Jasper, Mahaska, Poweshiek	46 min
Apr 25, 5:01 AM CDT	River Flood Warning	DVN	Buchanan, Linn	4 days
Apr 25, 5:01 AM CDT	River Flood Warning	DVN	Delaware, Jones	34 hr
Apr 25, 5:01 AM CDT	River Flood Warning	DVN	Jackson	3 days
Apr 25, 5:06 AM CDT	Flash Flood Warning	DMX	Bremer, Butler, Franklin, Grundy, Hardin	6 hr
Apr 25, 5:19 AM CDT	Flash Flood Warning	ARX	Chickasaw	3 hr
Apr 25, 5:56 AM CDT	Flash Flood Warning	DVN	Buchanan, Delaware, Dubuque	6 hr
Apr 25, 6:41 AM CDT	Areal Flood Advisory	ARX	Allamakee, Winneshiek	2 hr
Apr 25, 6:51 AM CDT	River Flood Warning	DMX	Marshall	3 days
Apr 25, 6:53 AM CDT	River Flood Warning	ARX	Clayton	5 days
Apr 25, 6:55 AM CDT	River Flood Warning	DVN	Benton, Linn	4 days
Apr 25, 6:55 AM CDT	River Flood Warning	DVN	Cedar, Johnson, Linn	6 days
Apr 25, 6:55 AM CDT	River Flood Warning	DVN	Johnson, Louisa, Washington	5 hr
Apr 25, 7:03 AM CDT	River Flood Warning	DMX	Humboldt, Kossuth	5 days
Apr 25, 7:09 AM CDT	River Flood Warning	DMX	Hamilton, Webster	14 hr
Apr 25, 7:11 AM CDT	Flash Flood Warning	DVN	Benton, Iowa, Johnson, Keokuk, Linn	6 hr
Apr 25, 7:17 AM CDT	River Flood Warning	DMX	Black Hawk, Butler	6 days
Apr 25, 7:19 AM CDT	River Flood Warning	DMX	Black Hawk, Bremer, Butler	61 hr
Apr 25, 7:27 AM CDT	River Flood Warning	DMX	Black Hawk	6 days
Apr 25, 7:30 AM CDT	Severe Thunderstorm Warning	DVN	Jones	30 min
Apr 25, 7:47 AM CDT	Severe Thunderstorm Warning	DVN	Jackson	13 min
Apr 25, 7:51 AM CDT	River Flood Warning	DMX	Dallas	13 hr
Apr 25, 7:51 AM CDT	Flash Flood Warning	DVN	Cedar, Dubuque, Jackson, Jones	6 hr
Apr 25, 7:55 AM CDT	River Flood Warning	DMX	Polk	27 hr
Apr 25, 7:55 AM CDT	River Flood Warning	DMX	Polk	13 hr
Apr 25, 7:58 AM CDT	River Flood Warning	DMX	Madison, Warren	26 hr
Apr 25, 8:06 AM CDT	River Flood Warning	DMX	Mahaska	5 days
Apr 25, 9:00 AM CDT	Areal Flood Warning	ARX	Chickasaw, Clayton, Fayette	6 hr
Apr 25, 9:10 AM CDT	Mesoscale Discussion	SPC	Clinton, Jackson, Scott	65 min
Apr 25, 9:55 AM CDT	River Flood Warning	ARX	Clayton	4 days
Apr 25, 10:01 AM CDT	Areal Flood Warning	DMX	Tama	12 hr
Apr 25, 10:58 AM CDT	Areal Flood Warning	DMX	Black Hawk, Bremer, Butler, Franklin, Grundy, Hardin and 2 more	12 hr
Apr 25, 11:11 AM CDT	River Flood Warning	DMX	Black Hawk, Bremer	23 hr
Apr 25, 11:11 AM CDT	River Flood Warning	DMX	Polk	10 hr
Apr 25, 11:11 AM CDT	River Flood Warning	DMX	Dallas, Polk	10 hr
Apr 25, 11:11 AM CDT	River Flood Warning	DMX	Humboldt	10 hr
Apr 25, 11:11 AM CDT	River Flood Warning	DMX	Polk, Story	28 hr
Apr 25, 11:11 AM CDT	River Flood Warning	DMX	Jasper	9 hr
Apr 25, 11:40 AM CDT	River Flood Warning	ARX	Allamakee	31 hr
Apr 25, 12:02 PM CDT	River Flood Warning	DVN	Jackson	5 days
Apr 25, 12:21 PM CDT	Mesoscale Discussion	SPC	Cedar, Clinton, Davis, Delaware, Des Moines, Henry and 14 more	54 min
Apr 25, 1:27 PM CDT	Severe Thunderstorm Watch	SPC	Cedar, Clinton, Des Moines, Dubuque, Henry, Iowa and 12 more	7 hr
Apr 25, 1:42 PM CDT	Severe Thunderstorm Warning	DVN	Benton, Buchanan, Delaware, Dubuque, Linn	63 min
Apr 25, 2:26 PM CDT	Severe Thunderstorm Warning	DVN	Delaware, Dubuque, Jones, Linn	39 min
Apr 25, 2:31 PM CDT	Severe Thunderstorm Warning	DVN	Cedar, Henry, Johnson, Keokuk, Louisa, Muscatine and 1 more	59 min
Apr 25, 2:34 PM CDT	Severe Thunderstorm Warning	ARX	Clayton	56 min
Apr 25, 2:47 PM CDT	River Flood Warning	DVN	Johnson, Louisa, Washington	4 days
Apr 25, 2:51 PM CDT	Areal Flood Warning	ARX	Clayton	6 hr
Apr 25, 2:51 PM CDT	Tornado Warning	DVN	Henry, Jefferson, Louisa, Washington	39 min
Apr 25, 2:54 PM CDT	Severe Thunderstorm Warning	DVN	Lee	47 min
Apr 25, 3:01 PM CDT	Tornado Warning	DVN	Cedar, Johnson, Louisa, Muscatine, Washington	44 min
Apr 25, 3:08 PM CDT	River Flood Warning	DMX	Story	5 hr
Apr 25, 3:25 PM CDT	Tornado Warning	DVN	Louisa, Muscatine	65 min
Apr 25, 3:28 PM CDT	Mesoscale Discussion	SPC	Clinton, Louisa, Scott	62 min
Apr 25, 3:34 PM CDT	Tornado Warning	DVN	Cedar, Clinton, Muscatine, Scott	41 min
Apr 25, 3:41 PM CDT	Severe Thunderstorm Warning	DVN	Clinton, Jackson	64 min
Apr 25, 3:41 PM CDT	Tornado Watch	SPC	Cedar, Clinton, Des Moines, Dubuque, Jackson, Jones and 4 more	4 hr
Apr 25, 4:07 PM CDT	Tornado Warning	DVN	Clinton, Jackson	38 min
Apr 25, 4:19 PM CDT	Tornado Warning	DVN	Muscatine, Scott	41 min
Apr 25, 4:27 PM CDT	Severe Thunderstorm Warning	DVN	Clinton, Jackson	63 min
Apr 25, 5:18 PM CDT	Mesoscale Discussion	SPC	Clinton, Louisa, Scott	57 min
Apr 25, 5:36 PM CDT	Severe Thunderstorm Warning	DVN	Jackson	24 min
Apr 25, 6:01 PM CDT	Mesoscale Discussion	SPC	Clinton, Louisa, Scott	59 min
Apr 25, 10:50 PM CDT	Areal Flood Warning	DMX	Black Hawk, Bremer, Butler, Franklin, Grundy, Hardin and 1 more	12 hr
Apr 26, 11:31 AM CDT	Wind Advisory	DMX	Black Hawk, Boone, Bremer, Butler, Calhoun, Carroll and 21 more	6 hr
Apr 26, 1:00 PM CDT	River Flood Warning	FSD	Clay, Dickinson	69 hr
Apr 26, 1:00 PM CDT	River Flood Warning	FSD	Buena Vista	5 days
Apr 27, 1:12 AM CDT	River Flood Warning	DVN	Des Moines, Henry, Lee	14 hr
Apr 28, 3:21 AM CDT	Freeze Warning	DVN	Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 15 more	28 hr
Apr 28, 3:48 AM CDT	Freeze Warning	DMX	Adair, Adams, Appanoose, Audubon, Boone, Cass and 22 more	29 hr

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	51
Tornado Warning	19
Severe Thunderstorm Watch	4
Tornado Watch	3
Mesoscale Discussion	14
Flooding
Areal Flood Warning	8
Flash Flood Warning	7
River Flood Warning	103
Flash Flood Watch	4
Flood Watch	4
Areal Flood Advisory	4
River Flood Statement	1
Winter
Blizzard Warning	1
Winter Storm Watch	1
Winter Weather Advisory	1
Cold
Freeze Warning	2
Wind and dust
Wind Advisory	12
Fire
Red Flag Warning	1
Fog and smoke
Dense Fog 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 2007 2009

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.