Alert archive / Iowa / Severe Thunderstorm Warnings / 2009

Severe Thunderstorm Warnings in Iowa, June 2009

160 severe thunderstorm warnings in June 2009. 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 June 2009. Tap one for its archive.

Severe Thunderstorm Warnings: 160
Busiest day: June 18, 200943 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
May 31, 9:57 PM CDT	Severe Thunderstorm Warning	DMX	Carroll, Crawford	33 min
May 31, 10:41 PM CDT	Severe Thunderstorm Warning	DVN	Benton	49 min
Jun 1, 3:09 AM CDT	Severe Thunderstorm Warning	OAX	Fremont, Mills, Montgomery, Page	23 min
Jun 1, 4:30 PM CDT	Severe Thunderstorm Warning	DVN	Des Moines, Louisa	60 min
Jun 1, 6:20 PM CDT	Severe Thunderstorm Warning	DMX	Ringgold	40 min
Jun 1, 6:50 PM CDT	Severe Thunderstorm Warning	DMX	Appanoose	40 min
Jun 7, 12:12 AM CDT	Severe Thunderstorm Warning	OAX	Mills, Montgomery, Pottawattamie	53 min
Jun 7, 12:50 AM CDT	Severe Thunderstorm Warning	DMX	Cass	39 min
Jun 7, 1:10 AM CDT	Severe Thunderstorm Warning	OAX	Mills, Pottawattamie	51 min
Jun 7, 1:12 AM CDT	Severe Thunderstorm Warning	DMX	Adair	48 min
Jun 7, 2:02 AM CDT	Severe Thunderstorm Warning	OAX	Fremont, Mills, Page	43 min
Jun 7, 4:30 AM CDT	Severe Thunderstorm Warning	DVN	Delaware, Dubuque, Jackson, Jones, Linn	45 min
Jun 7, 7:38 AM CDT	Severe Thunderstorm Warning	OAX	Pottawattamie	35 min
Jun 7, 11:48 AM CDT	Severe Thunderstorm Warning	FSD	Plymouth, Woodbury	42 min
Jun 7, 4:54 PM CDT	Severe Thunderstorm Warning	DMX	Audubon, Cass	49 min
Jun 7, 5:29 PM CDT	Severe Thunderstorm Warning	DMX	Adair, Guthrie	46 min
Jun 7, 5:58 PM CDT	Severe Thunderstorm Warning	DMX	Dallas	47 min
Jun 7, 6:45 PM CDT	Severe Thunderstorm Warning	DMX	Dallas, Polk	45 min
Jun 7, 7:08 PM CDT	Severe Thunderstorm Warning	DMX	Polk	37 min
Jun 7, 8:24 PM CDT	Severe Thunderstorm Warning	DMX	Tama	51 min
Jun 7, 8:47 PM CDT	Severe Thunderstorm Warning	DVN	Benton	58 min
Jun 7, 9:47 PM CDT	Severe Thunderstorm Warning	DVN	Benton, Buchanan, Linn	32 min
Jun 7, 9:55 PM CDT	Severe Thunderstorm Warning	DMX	Davis	50 min
Jun 7, 10:26 PM CDT	Severe Thunderstorm Warning	DVN	Jefferson, Van Buren	64 min
Jun 7, 11:09 PM CDT	Severe Thunderstorm Warning	DVN	Henry, Jefferson, Louisa, Muscatine, Washington	51 min
Jun 7, 11:38 PM CDT	Severe Thunderstorm Warning	FSD	Woodbury	22 min
Jun 7, 11:56 PM CDT	Severe Thunderstorm Warning	DMX	Ringgold	38 min
Jun 8, 12:02 AM CDT	Severe Thunderstorm Warning	DMX	Adair, Cass	43 min
Jun 8, 12:22 AM CDT	Severe Thunderstorm Warning	OAX	Fremont	25 min
Jun 8, 12:38 AM CDT	Severe Thunderstorm Warning	DMX	Decatur, Ringgold	21 min
Jun 16, 9:55 PM CDT	Severe Thunderstorm Warning	FSD	Plymouth	50 min
Jun 16, 10:47 PM CDT	Severe Thunderstorm Warning	FSD	Plymouth, Woodbury	43 min
Jun 17, 10:40 AM CDT	Severe Thunderstorm Warning	DMX	Winnebago, Worth	65 min
Jun 17, 7:25 PM CDT	Severe Thunderstorm Warning	ARX	Howard, Mitchell	65 min
Jun 17, 8:15 PM CDT	Severe Thunderstorm Warning	OAX	Harrison	31 min
Jun 17, 8:29 PM CDT	Severe Thunderstorm Warning	ARX	Howard, Winneshiek	46 min
Jun 17, 9:30 PM CDT	Severe Thunderstorm Warning	DMX	Adair, Audubon, Cass, Guthrie	45 min
Jun 17, 9:47 PM CDT	Severe Thunderstorm Warning	ARX	Howard	45 min
Jun 17, 9:50 PM CDT	Severe Thunderstorm Warning	ARX	Chickasaw, Fayette	25 min
Jun 17, 10:04 PM CDT	Severe Thunderstorm Warning	DMX	Adair, Madison, Union	41 min
Jun 17, 10:15 PM CDT	Severe Thunderstorm Warning	DMX	Adair, Audubon, Cass, Guthrie	45 min
Jun 17, 10:38 PM CDT	Severe Thunderstorm Warning	DMX	Dallas, Madison, Polk, Warren	37 min
Jun 17, 10:43 PM CDT	Severe Thunderstorm Warning	DMX	Crawford	32 min
Jun 17, 10:46 PM CDT	Severe Thunderstorm Warning	DMX	Adair, Madison	44 min
Jun 17, 10:49 PM CDT	Severe Thunderstorm Warning	ARX	Chickasaw, Howard, Winneshiek	56 min
Jun 17, 10:59 PM CDT	Severe Thunderstorm Warning	DMX	Adair, Dallas, Guthrie, Madison	46 min
Jun 17, 11:07 PM CDT	Severe Thunderstorm Warning	DMX	Jasper	41 min
Jun 17, 11:14 PM CDT	Severe Thunderstorm Warning	DMX	Carroll, Crawford, Sac	46 min
Jun 17, 11:27 PM CDT	Severe Thunderstorm Warning	DMX	Adair, Dallas, Madison	48 min
Jun 17, 11:31 PM CDT	Severe Thunderstorm Warning	ARX	Chickasaw, Fayette, Winneshiek	57 min
Jun 18, 12:00 AM CDT	Severe Thunderstorm Warning	DMX	Calhoun, Carroll, Crawford, Sac	45 min
Jun 18, 12:12 AM CDT	Severe Thunderstorm Warning	ARX	Fayette	34 min
Jun 18, 12:12 AM CDT	Severe Thunderstorm Warning	DMX	Clarke, Lucas, Madison, Warren	48 min
Jun 18, 12:17 AM CDT	Severe Thunderstorm Warning	DMX	Crawford, Sac	37 min
Jun 18, 12:31 AM CDT	Severe Thunderstorm Warning	DMX	Clarke, Lucas	29 min
Jun 18, 12:35 AM CDT	Severe Thunderstorm Warning	DMX	Lucas, Marion, Monroe, Warren, Wayne	40 min
Jun 18, 12:43 AM CDT	Severe Thunderstorm Warning	DMX	Calhoun, Carroll, Greene, Guthrie, Sac	47 min
Jun 18, 1:18 AM CDT	Severe Thunderstorm Warning	DMX	Lucas, Mahaska, Marion, Monroe, Wapello	42 min
Jun 18, 1:41 AM CDT	Severe Thunderstorm Warning	DMX	Boone, Dallas, Polk, Story	49 min
Jun 18, 1:44 AM CDT	Severe Thunderstorm Warning	DMX	Marion, Warren	46 min
Jun 18, 1:47 AM CDT	Severe Thunderstorm Warning	DVN	Henry, Jefferson, Keokuk, Washington	58 min
Jun 18, 2:07 AM CDT	Severe Thunderstorm Warning	DMX	Polk, Warren	23 min
Jun 18, 2:11 AM CDT	Severe Thunderstorm Warning	DMX	Jasper, Marion	39 min
Jun 18, 2:24 AM CDT	Severe Thunderstorm Warning	DMX	Monroe, Wapello	51 min
Jun 18, 2:32 AM CDT	Severe Thunderstorm Warning	DMX	Lucas, Marion, Monroe, Warren	28 min
Jun 18, 2:48 AM CDT	Severe Thunderstorm Warning	DVN	Henry, Jefferson, Lee, Van Buren	42 min
Jun 18, 5:43 AM CDT	Severe Thunderstorm Warning	FSD	Plymouth, Sioux, Woodbury	47 min
Jun 18, 6:49 AM CDT	Severe Thunderstorm Warning	FSD	Buena Vista, Cherokee, Ida	26 min
Jun 18, 7:16 AM CDT	Severe Thunderstorm Warning	FSD	Buena Vista, Cherokee, Clay	29 min
Jun 18, 7:24 AM CDT	Severe Thunderstorm Warning	DMX	Calhoun, Humboldt, Pocahontas, Webster	36 min
Jun 18, 7:34 AM CDT	Severe Thunderstorm Warning	DMX	Calhoun, Sac, Webster	41 min
Jun 18, 7:39 AM CDT	Severe Thunderstorm Warning	DMX	Humboldt, Kossuth, Palo Alto, Pocahontas	36 min
Jun 18, 8:03 AM CDT	Severe Thunderstorm Warning	DMX	Hamilton, Humboldt, Webster, Wright	42 min
Jun 18, 9:05 AM CDT	Severe Thunderstorm Warning	DMX	Grundy, Hardin, Marshall, Story	25 min
Jun 18, 10:37 AM CDT	Severe Thunderstorm Warning	DVN	Benton, Jones, Linn	53 min
Jun 18, 11:57 AM CDT	Severe Thunderstorm Warning	DVN	Cedar, Scott	45 min
Jun 18, 9:30 PM CDT	Severe Thunderstorm Warning	ARX	Allamakee	45 min
Jun 18, 9:56 PM CDT	Severe Thunderstorm Warning	ARX	Allamakee	42 min
Jun 18, 11:28 PM CDT	Severe Thunderstorm Warning	ARX	Allamakee, Winneshiek	32 min
Jun 18, 11:47 PM CDT	Severe Thunderstorm Warning	ARX	Allamakee, Clayton	28 min
Jun 19, 3:00 AM CDT	Severe Thunderstorm Warning	OAX	Harrison, Mills, Pottawattamie	45 min
Jun 19, 3:34 AM CDT	Severe Thunderstorm Warning	OAX	Harrison, Monona, Pottawattamie, Shelby	26 min
Jun 19, 4:18 AM CDT	Severe Thunderstorm Warning	OAX	Harrison, Pottawattamie, Shelby	42 min
Jun 19, 4:32 AM CDT	Severe Thunderstorm Warning	DMX	Audubon, Carroll, Guthrie	43 min
Jun 19, 4:43 AM CDT	Severe Thunderstorm Warning	DMX	Cass	37 min
Jun 19, 5:57 AM CDT	Severe Thunderstorm Warning	DMX	Grundy, Hamilton, Hardin, Marshall, Story	48 min
Jun 19, 6:24 AM CDT	Severe Thunderstorm Warning	DMX	Jasper, Marshall, Poweshiek, Tama	51 min
Jun 19, 6:27 AM CDT	Severe Thunderstorm Warning	DMX	Marshall, Tama	48 min
Jun 19, 7:00 AM CDT	Severe Thunderstorm Warning	DVN	Benton, Iowa, Johnson, Linn	60 min
Jun 19, 7:14 AM CDT	Severe Thunderstorm Warning	DMX	Tama	16 min
Jun 19, 7:28 AM CDT	Severe Thunderstorm Warning	DVN	Buchanan	32 min
Jun 19, 7:45 AM CDT	Severe Thunderstorm Warning	DVN	Buchanan, Delaware, Dubuque, Jones, Linn	60 min
Jun 19, 8:17 AM CDT	Severe Thunderstorm Warning	DVN	Delaware, Dubuque, Jackson, Jones	58 min
Jun 19, 8:33 AM CDT	Severe Thunderstorm Warning	DVN	Clinton, Jackson	57 min
Jun 19, 9:02 AM CDT	Severe Thunderstorm Warning	DVN	Dubuque	58 min
Jun 19, 3:50 PM CDT	Severe Thunderstorm Warning	DMX	Mahaska, Poweshiek	40 min
Jun 19, 4:15 PM CDT	Severe Thunderstorm Warning	DMX	Davis, Mahaska, Wapello	27 min
Jun 19, 4:19 PM CDT	Severe Thunderstorm Warning	DVN	Lee, Van Buren	56 min
Jun 19, 4:24 PM CDT	Severe Thunderstorm Warning	DVN	Henry, Jefferson, Keokuk, Van Buren, Washington	54 min
Jun 19, 4:42 PM CDT	Severe Thunderstorm Warning	DVN	Iowa, Johnson, Keokuk, Louisa, Muscatine, Washington	46 min
Jun 19, 5:03 PM CDT	Severe Thunderstorm Warning	DVN	Des Moines, Henry, Lee, Louisa	72 min
Jun 19, 5:03 PM CDT	Severe Thunderstorm Warning	DVN	Cedar, Johnson, Louisa, Muscatine, Scott, Washington	57 min
Jun 19, 5:28 PM CDT	Severe Thunderstorm Warning	DVN	Cedar, Clinton, Muscatine, Scott	62 min
Jun 22, 1:55 AM CDT	Severe Thunderstorm Warning	DVN	Henry, Jefferson, Lee, Van Buren	50 min
Jun 22, 2:45 AM CDT	Severe Thunderstorm Warning	DVN	Henry, Jefferson, Lee, Van Buren	60 min
Jun 23, 10:05 AM CDT	Severe Thunderstorm Warning	FSD	Lyon	25 min
Jun 23, 12:04 PM CDT	Severe Thunderstorm Warning	FSD	Dickinson	41 min
Jun 23, 12:10 PM CDT	Severe Thunderstorm Warning	FSD	Ida, Woodbury	50 min
Jun 23, 1:31 PM CDT	Severe Thunderstorm Warning	DMX	Humboldt, Kossuth, Palo Alto, Pocahontas	44 min
Jun 23, 1:39 PM CDT	Severe Thunderstorm Warning	DMX	Calhoun, Carroll, Greene, Sac	51 min
Jun 23, 2:40 PM CDT	Severe Thunderstorm Warning	DMX	Cerro Gordo, Franklin, Hancock, Wright	50 min
Jun 23, 2:49 PM CDT	Severe Thunderstorm Warning	DMX	Cerro Gordo, Franklin, Hancock, Winnebago, Worth, Wright	41 min
Jun 23, 3:02 PM CDT	Severe Thunderstorm Warning	OAX	Harrison	43 min
Jun 23, 3:14 PM CDT	Severe Thunderstorm Warning	DMX	Butler, Cerro Gordo, Franklin, Hardin	46 min
Jun 23, 3:23 PM CDT	Severe Thunderstorm Warning	DMX	Boone, Greene	52 min
Jun 23, 3:23 PM CDT	Severe Thunderstorm Warning	OAX	Harrison	52 min
Jun 23, 3:25 PM CDT	Severe Thunderstorm Warning	DMX	Black Hawk, Bremer, Butler, Grundy, Hardin	50 min
Jun 23, 3:35 PM CDT	Severe Thunderstorm Warning	DMX	Boone, Dallas, Polk	55 min
Jun 23, 3:40 PM CDT	Severe Thunderstorm Warning	OAX	Shelby	50 min
Jun 23, 3:48 PM CDT	Severe Thunderstorm Warning	DMX	Polk, Story	57 min
Jun 23, 4:01 PM CDT	Severe Thunderstorm Warning	DMX	Black Hawk, Grundy, Marshall, Tama	44 min
Jun 23, 4:09 PM CDT	Severe Thunderstorm Warning	DMX	Black Hawk, Bremer, Butler, Grundy	51 min
Jun 23, 4:12 PM CDT	Severe Thunderstorm Warning	DMX	Dallas, Madison, Polk	48 min
Jun 23, 4:18 PM CDT	Severe Thunderstorm Warning	DMX	Jasper, Marshall, Poweshiek, Story, Tama	57 min
Jun 23, 4:18 PM CDT	Severe Thunderstorm Warning	DVN	Benton, Buchanan, Delaware, Iowa, Johnson, Linn	87 min
Jun 23, 4:20 PM CDT	Severe Thunderstorm Warning	DMX	Jasper, Marion, Polk, Warren	55 min
Jun 23, 4:28 PM CDT	Severe Thunderstorm Warning	DMX	Adair, Guthrie, Madison	62 min
Jun 23, 4:33 PM CDT	Severe Thunderstorm Warning	DMX	Adair, Audubon, Cass, Guthrie	42 min
Jun 23, 4:42 PM CDT	Severe Thunderstorm Warning	DMX	Black Hawk, Grundy, Jasper, Marshall, Poweshiek, Tama	48 min
Jun 23, 4:47 PM CDT	Severe Thunderstorm Warning	ARX	Clayton, Fayette	43 min
Jun 23, 4:50 PM CDT	Severe Thunderstorm Warning	DMX	Audubon, Dallas, Guthrie	40 min
Jun 23, 4:58 PM CDT	Severe Thunderstorm Warning	DMX	Black Hawk, Bremer	16 min
Jun 23, 4:58 PM CDT	Severe Thunderstorm Warning	DMX	Lucas, Marion, Monroe, Warren	47 min
Jun 23, 5:00 PM CDT	Severe Thunderstorm Warning	DMX	Dallas, Madison, Polk, Warren	45 min
Jun 23, 5:11 PM CDT	Severe Thunderstorm Warning	DMX	Jasper, Mahaska, Marion, Poweshiek	49 min
Jun 23, 5:13 PM CDT	Severe Thunderstorm Warning	DMX	Adair, Adams, Cass, Madison, Union	47 min
Jun 23, 5:19 PM CDT	Severe Thunderstorm Warning	DVN	Jefferson, Keokuk, Washington	71 min
Jun 23, 5:27 PM CDT	Severe Thunderstorm Warning	DMX	Adair, Guthrie, Madison	33 min
Jun 23, 5:39 PM CDT	Severe Thunderstorm Warning	DVN	Buchanan, Cedar, Delaware, Dubuque, Johnson, Jones and 2 more	51 min
Jun 23, 5:42 PM CDT	Severe Thunderstorm Warning	DMX	Davis, Monroe, Wapello	48 min
Jun 23, 6:02 PM CDT	Severe Thunderstorm Warning	DMX	Adams, Clarke, Madison, Union, Warren	28 min
Jun 23, 6:06 PM CDT	Severe Thunderstorm Warning	DVN	Henry, Jefferson, Louisa, Van Buren, Washington	69 min
Jun 23, 6:17 PM CDT	Severe Thunderstorm Warning	OAX	Montgomery, Page	44 min
Jun 23, 6:28 PM CDT	Severe Thunderstorm Warning	DMX	Appanoose, Davis	32 min
Jun 23, 6:47 PM CDT	Severe Thunderstorm Warning	DMX	Decatur	28 min
Jun 23, 6:48 PM CDT	Severe Thunderstorm Warning	DVN	Des Moines, Lee	72 min
Jun 24, 3:33 AM CDT	Severe Thunderstorm Warning	FSD	Plymouth, Woodbury	16 min
Jun 24, 6:39 AM CDT	Severe Thunderstorm Warning	DMX	Calhoun, Webster	36 min
Jun 24, 7:15 AM CDT	Severe Thunderstorm Warning	DMX	Hamilton, Webster	30 min
Jun 24, 3:13 PM CDT	Severe Thunderstorm Warning	OAX	Mills, Montgomery, Page	47 min
Jun 24, 3:54 PM CDT	Severe Thunderstorm Warning	OAX	Montgomery, Page	33 min
Jun 25, 12:24 AM CDT	Severe Thunderstorm Warning	FSD	Plymouth, Sioux	36 min
Jun 25, 12:54 AM CDT	Severe Thunderstorm Warning	FSD	Plymouth, Sioux	51 min
Jun 25, 3:54 PM CDT	Severe Thunderstorm Warning	DVN	Clinton	30 min
Jun 27, 4:01 PM CDT	Severe Thunderstorm Warning	DVN	Dubuque, Jackson, Jones	59 min
Jun 27, 4:39 PM CDT	Severe Thunderstorm Warning	DVN	Des Moines, Henry, Louisa, Muscatine	66 min
Jun 27, 4:45 PM CDT	Severe Thunderstorm Warning	DVN	Cedar, Clinton, Jackson, Jones, Scott	60 min
Jun 27, 4:55 PM CDT	Severe Thunderstorm Warning	DVN	Clinton, Jackson	44 min
Jun 27, 5:25 PM CDT	Severe Thunderstorm Warning	DVN	Scott	65 min
Jun 27, 6:15 PM CDT	Severe Thunderstorm Warning	DVN	Des Moines, Lee	60 min

By county

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

54 more counties

Nearby

Alerts in force now Tornadoes on record The radar archive 2008 2010

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.