Alert archive / Iowa / 2015
Weather alerts in Iowa, April 2015
134 weather alerts in April 2015, 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 2015. Tap one for its archive.
- Alerts
- 134
- Warnings
- 42
- Watches
- 4
- Advisories
- 14
- Busiest day
- April 9, 201533 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, 3:33 AM CDT | Wind Advisory | DMX | Audubon, Boone, Bremer, Butler, Calhoun, Carroll and 19 more | 14 hr |
| Apr 1, 3:42 AM CDT | Red Flag Warning | DVN | Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 15 more | 15 hr |
| Apr 1, 3:46 AM CDT | Red Flag Warning | DMX | Adair, Adams, Appanoose, Audubon, Black Hawk, Boone and 45 more | 15 hr |
| Apr 1, 3:57 AM CDT | Wind Advisory | ARX | Chickasaw, Fayette, Floyd, Howard, Mitchell, Winneshiek | 14 hr |
| Apr 1, 4:26 AM CDT | Red Flag Warning | ARX | Allamakee, Chickasaw, Clayton, Fayette, Floyd, Howard and 2 more | 15 hr |
| Apr 1, 12:35 PM CDT | Wind Advisory | OAX | Harrison, Mills, Monona, Montgomery, Pottawattamie, Shelby | 5 hr |
| Apr 1, 3:50 PM CDT | Mesoscale Discussion | SPC | Buena Vista, Cherokee, Clay, Crawford, Dickinson, Emmet and 12 more | 115 min |
| Apr 1, 5:57 PM CDT | Severe Thunderstorm Watch | SPC | Audubon, Buena Vista, Calhoun, Carroll, Cherokee, Clay and 13 more | 7 hr |
| Apr 1, 6:30 PM CDT | Severe Thunderstorm Warning | FSD | Plymouth | 33 min |
| Apr 1, 7:52 PM CDT | Special Weather Statement | OAX | Monona | 23 min |
| Apr 1, 8:25 PM CDT | Mesoscale Discussion | SPC | Audubon, Buena Vista, Calhoun, Carroll, Cherokee, Clay and 11 more | 95 min |
| Apr 1, 9:11 PM CDT | Special Weather Statement | OAX | Harrison | 64 min |
| Apr 1, 10:14 PM CDT | Special Weather Statement | OAX | Pottawattamie | 61 min |
| Apr 1, 11:05 PM CDT | Severe Thunderstorm Warning | OAX | Fremont | 25 min |
| Apr 1, 11:19 PM CDT | Severe Thunderstorm Warning | OAX | Fremont, Mills | 26 min |
| Apr 1, 11:36 PM CDT | Mesoscale Discussion | SPC | Fremont, Mills, Montgomery, Page | 54 min |
| Apr 1, 11:51 PM CDT | Special Weather Statement | OAX | Montgomery, Page | 39 min |
| Apr 3, 3:38 AM CDT | Fire Weather Watch | OAX | Harrison, Monona | 12 hr |
| Apr 3, 4:03 AM CDT | Fire Weather Watch | FSD | 12 hr | |
| Apr 3, 3:26 PM CDT | Red Flag Warning | OAX | Harrison, Mills, Monona, Pottawattamie, Shelby | 29 hr |
| Apr 3, 3:39 PM CDT | Red Flag Warning | FSD | 28 hr | |
| Apr 4, 3:57 AM CDT | Red Flag Warning | DMX | Crawford, Sac | 16 hr |
| Apr 7, 12:22 PM CDT | Severe Thunderstorm Warning | FSD | Lyon | 38 min |
| Apr 7, 1:36 PM CDT | Special Weather Statement | DMX | Webster | 24 min |
| Apr 7, 1:41 PM CDT | Special Weather Statement | DMX | Carroll | 34 min |
| Apr 7, 2:23 PM CDT | Special Weather Statement | DMX | Pocahontas | 52 min |
| Apr 7, 2:54 PM CDT | Special Weather Statement | DMX | Humboldt | 36 min |
| Apr 7, 3:28 PM CDT | Special Weather Statement | DMX | Hancock | 32 min |
| Apr 7, 3:58 PM CDT | Special Weather Statement | DMX | Cerro Gordo, Wright | 32 min |
| Apr 7, 5:59 PM CDT | Special Weather Statement | DVN | Benton, Buchanan, Delaware, Linn | 61 min |
| Apr 7, 6:40 PM CDT | Special Weather Statement | ARX | Allamakee, Clayton | 95 min |
| Apr 7, 6:49 PM CDT | Special Weather Statement | ARX | Allamakee, Clayton | 86 min |
| Apr 7, 7:00 PM CDT | Special Weather Statement | DVN | Delaware, Dubuque | 60 min |
| Apr 7, 7:58 PM CDT | Special Weather Statement | DVN | Dubuque | 62 min |
| Apr 7, 10:02 PM CDT | Severe Thunderstorm Warning | DMX | Davis, Wapello | 43 min |
| Apr 7, 10:21 PM CDT | Special Weather Statement | DVN | Henry, Jefferson, Van Buren | 24 min |
| Apr 7, 10:37 PM CDT | Severe Thunderstorm Warning | DVN | Jefferson, Keokuk, Washington | 38 min |
| Apr 7, 10:48 PM CDT | Severe Thunderstorm Warning | DVN | Des Moines, Henry, Jefferson, Louisa | 42 min |
| Apr 7, 11:27 PM CDT | Severe Thunderstorm Warning | DVN | Henry, Jefferson | 48 min |
| Apr 7, 11:35 PM CDT | Severe Thunderstorm Warning | DMX | Wapello | 40 min |
| Apr 7, 11:55 PM CDT | Severe Thunderstorm Warning | DVN | Des Moines, Henry, Lee | 50 min |
| Apr 8, 12:18 AM CDT | Severe Thunderstorm Warning | DVN | Des Moines, Louisa | 42 min |
| Apr 8, 12:39 AM CDT | Severe Thunderstorm Warning | DVN | Des Moines, Henry, Jefferson, Louisa, Washington | 51 min |
| Apr 8, 1:39 AM CDT | Special Weather Statement | DVN | Keokuk, Louisa, Washington | 51 min |
| Apr 8, 9:12 AM CDT | Severe Thunderstorm Warning | DMX | Adair, Adams | 33 min |
| Apr 8, 9:33 AM CDT | Mesoscale Discussion | SPC | Appanoose, Clarke, Decatur, Lucas, Ringgold, Union and 1 more | 57 min |
| Apr 8, 9:40 AM CDT | Special Weather Statement | DMX | Ringgold | 35 min |
| Apr 8, 10:09 AM CDT | Special Weather Statement | DMX | Clarke | 21 min |
| Apr 8, 10:35 AM CDT | Special Weather Statement | DMX | Warren | 25 min |
| Apr 8, 10:46 AM CDT | Special Weather Statement | DMX | Madison | 14 min |
| Apr 8, 11:17 AM CDT | Special Weather Statement | DMX | Decatur | 13 min |
| Apr 8, 11:40 AM CDT | Special Weather Statement | DMX | Clarke | 20 min |
| Apr 8, 12:09 PM CDT | Special Weather Statement | DMX | Polk | 36 min |
| Apr 8, 12:17 PM CDT | Special Weather Statement | DVN | Washington | 28 min |
| Apr 8, 12:23 PM CDT | Severe Thunderstorm Warning | DMX | Jasper, Polk | 37 min |
| Apr 8, 8:46 PM CDT | Special Weather Statement | DVN | Lee | 44 min |
| Apr 8, 10:21 PM CDT | Severe Thunderstorm Warning | DMX | Story | 24 min |
| Apr 8, 10:28 PM CDT | Severe Thunderstorm Warning | DMX | Grundy, Marshall, Tama | 47 min |
| Apr 9, 12:00 AM CDT | Special Weather Statement | DVN | Buchanan | 30 min |
| Apr 9, 8:30 AM CDT | Special Weather Statement | DMX | Grundy | 45 min |
| Apr 9, 12:29 PM CDT | Mesoscale Discussion | SPC | Appanoose, Cedar, Clinton, Davis, Des Moines, Henry and 19 more | 91 min |
| Apr 9, 12:58 PM CDT | Tornado Watch | SPC | Appanoose, Benton, Cedar, Clinton, Davis, Des Moines and 21 more | 6 hr |
| Apr 9, 1:12 PM CDT | Severe Thunderstorm Warning | DMX | Decatur, Lucas, Wayne | 33 min |
| Apr 9, 1:45 PM CDT | Severe Thunderstorm Warning | DMX | Lucas, Wayne | 30 min |
| Apr 9, 2:05 PM CDT | Severe Thunderstorm Warning | DMX | Monroe | 40 min |
| Apr 9, 2:33 PM CDT | Special Weather Statement | DMX | Appanoose | 27 min |
| Apr 9, 2:47 PM CDT | Special Weather Statement | DMX | Appanoose, Davis, Mahaska, Monroe, Wapello | 58 min |
| Apr 9, 3:11 PM CDT | Special Weather Statement | DVN | Keokuk | 34 min |
| Apr 9, 3:12 PM CDT | Mesoscale Discussion | SPC | Appanoose, Benton, Cedar, Clinton, Davis, Des Moines and 19 more | 93 min |
| Apr 9, 3:19 PM CDT | Severe Thunderstorm Warning | DVN | Keokuk | 26 min |
| Apr 9, 3:39 PM CDT | Tornado Warning | DVN | Keokuk, Washington | 36 min |
| Apr 9, 3:57 PM CDT | Special Weather Statement | DVN | Van Buren | 48 min |
| Apr 9, 4:06 PM CDT | Special Weather Statement | DVN | Dubuque | 9 min |
| Apr 9, 4:14 PM CDT | Severe Thunderstorm Warning | DVN | Cedar, Johnson, Louisa, Muscatine, Washington | 46 min |
| Apr 9, 4:19 PM CDT | Special Weather Statement | DVN | Linn | 41 min |
| Apr 9, 4:27 PM CDT | Special Weather Statement | DVN | Henry, Lee | 48 min |
| Apr 9, 4:32 PM CDT | Severe Thunderstorm Warning | DVN | Des Moines, Henry, Lee | 43 min |
| Apr 9, 4:35 PM CDT | Flash Flood Warning | DVN | Linn | 6 hr |
| Apr 9, 5:00 PM CDT | Severe Thunderstorm Warning | DVN | Cedar, Clinton, Muscatine, Scott | 45 min |
| Apr 9, 5:06 PM CDT | Tornado Warning | DVN | Scott | 24 min |
| Apr 9, 5:22 PM CDT | Special Weather Statement | ARX | Clayton | 23 min |
| Apr 9, 5:24 PM CDT | Tornado Warning | DVN | Clinton, Scott | 36 min |
| Apr 9, 5:29 PM CDT | Severe Thunderstorm Warning | ARX | Clayton | 30 min |
| Apr 9, 5:41 PM CDT | Special Weather Statement | DVN | Dubuque | 64 min |
| Apr 9, 5:45 PM CDT | Severe Thunderstorm Warning | DVN | Dubuque | 30 min |
| Apr 9, 5:49 PM CDT | Tornado Warning | DVN | Clinton | 26 min |
| Apr 9, 6:04 PM CDT | Mesoscale Discussion | SPC | Clinton, Scott | 86 min |
| Apr 9, 6:39 PM CDT | Special Weather Statement | DVN | Des Moines, Henry, Iowa, Jefferson, Johnson, Keokuk and 6 more | 2 hr |
| Apr 10, 1:09 PM CDT | Wind Advisory | DVN | Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 15 more | 6 hr |
| Apr 12, 5:42 PM CDT | Mesoscale Discussion | SPC | Plymouth, Woodbury | 63 min |
| Apr 12, 6:02 PM CDT | Severe Thunderstorm Warning | FSD | Sioux | 28 min |
| Apr 12, 6:25 PM CDT | Severe Thunderstorm Warning | FSD | Sioux | 50 min |
| Apr 12, 8:09 PM CDT | Special Weather Statement | DMX | Crawford | 51 min |
| Apr 12, 8:43 PM CDT | Special Weather Statement | DMX | Sac | 32 min |
| Apr 12, 9:11 PM CDT | Special Weather Statement | DMX | Audubon, Calhoun, Carroll, Crawford, Sac | 34 min |
| Apr 12, 9:41 PM CDT | Special Weather Statement | DMX | Audubon, Calhoun, Carroll, Greene, Guthrie, Webster | 34 min |
| Apr 12, 10:16 PM CDT | Special Weather Statement | DMX | Cerro Gordo, Franklin, Hamilton, Hancock, Hardin, Story and 1 more | 44 min |
| Apr 12, 10:48 PM CDT | Special Weather Statement | DMX | Dallas, Madison, Polk, Warren | 42 min |
| Apr 18, 1:29 PM CDT | Severe Thunderstorm Warning | DMX | Clarke, Decatur | 31 min |
| Apr 18, 3:15 PM CDT | Special Weather Statement | DMX | Story | 30 min |
| Apr 18, 3:44 PM CDT | Special Weather Statement | DMX | Lucas | 31 min |
| Apr 18, 3:49 PM CDT | Special Weather Statement | DMX | Hamilton, Humboldt, Wright | 41 min |
| Apr 18, 5:24 PM CDT | Special Weather Statement | DMX | Grundy | 36 min |
| Apr 18, 5:27 PM CDT | Special Weather Statement | DMX | Marion, Monroe | 48 min |
| Apr 18, 6:04 PM CDT | Special Weather Statement | DMX | Butler, Cerro Gordo, Franklin | 26 min |
| Apr 18, 6:15 PM CDT | Special Weather Statement | DMX | Jasper, Poweshiek | 30 min |
| Apr 18, 6:34 PM CDT | Special Weather Statement | DMX | Cerro Gordo, Worth | 41 min |
| Apr 18, 6:49 PM CDT | Special Weather Statement | DMX | Hardin, Marshall, Polk, Story, Tama | 41 min |
| Apr 19, 2:32 PM CDT | Special Weather Statement | DMX | Appanoose, Lucas, Warren | 43 min |
| Apr 19, 3:14 PM CDT | Special Weather Statement | DMX | Marion | 46 min |
| Apr 19, 3:31 PM CDT | Special Weather Statement | DMX | Monroe | 29 min |
| Apr 19, 4:00 PM CDT | Special Weather Statement | DMX | Mahaska, Wapello | 45 min |
| Apr 19, 4:54 PM CDT | Special Weather Statement | DMX | Marshall, Poweshiek | 51 min |
| Apr 19, 5:13 PM CDT | Special Weather Statement | DMX | Poweshiek | 32 min |
| Apr 19, 5:44 PM CDT | Special Weather Statement | DMX | Poweshiek | 31 min |
| Apr 19, 6:15 PM CDT | Special Weather Statement | DMX | Poweshiek | 30 min |
| Apr 20, 3:31 AM CDT | Wind Advisory | FSD | Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 5 more | 15 hr |
| Apr 20, 3:45 AM CDT | Wind Advisory | DMX | Adair, Audubon, Black Hawk, Boone, Bremer, Butler and 33 more | 15 hr |
| Apr 20, 3:47 AM CDT | Wind Advisory | OAX | Harrison, Monona, Pottawattamie, Shelby | 14 hr |
| Apr 20, 9:05 AM CDT | Special Weather Statement | DVN | Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 15 more | 3 hr |
| Apr 20, 11:49 AM CDT | Special Weather Statement | DVN | Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 15 more | 3 hr |
| Apr 20, 2:39 PM CDT | Special Weather Statement | DVN | Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 15 more | 3 hr |
| Apr 21, 3:39 AM CDT | Wind Advisory | DMX | Black Hawk, Boone, Bremer, Butler, Calhoun, Carroll and 22 more | 14 hr |
| Apr 21, 3:44 AM CDT | Wind Advisory | ARX | Chickasaw, Clayton, Fayette, Floyd, Howard, Mitchell and 1 more | 14 hr |
| Apr 21, 3:53 AM CDT | Wind Advisory | FSD | Buena Vista, Clay, Dickinson, O'Brien, Osceola | 14 hr |
| Apr 21, 4:12 AM CDT | Wind Advisory | DVN | Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 9 more | 15 hr |
| Apr 22, 3:39 AM CDT | Freeze Warning | FSD | Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 5 more | 28 hr |
| Apr 22, 11:38 AM CDT | Wind Advisory | DMX | Black Hawk, Bremer, Butler, Cerro Gordo, Emmet, Franklin and 17 more | 7 hr |
| Apr 22, 11:43 AM CDT | Wind Advisory | ARX | Chickasaw, Fayette, Floyd, Mitchell | 7 hr |
| Apr 22, 3:19 PM CDT | Freeze Warning | DVN | Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 15 more | 17 hr |
| Apr 22, 3:23 PM CDT | Freeze Warning | DMX | Adair, Adams, Appanoose, Audubon, Black Hawk, Boone and 45 more | 17 hr |
| Apr 23, 3:16 PM CDT | Frost Advisory | DVN | Cedar, Clinton, Delaware, Dubuque, Jackson, Jones and 2 more | 17 hr |
| Apr 24, 7:38 PM CDT | Special Weather Statement | DMX | Marion | 37 min |
| Apr 24, 7:55 PM CDT | Special Weather Statement | DMX | Warren | 35 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 | 28 |
| Tornado Warning | 4 |
| Severe Thunderstorm Watch | 1 |
| Tornado Watch | 1 |
| Mesoscale Discussion | 8 |
| Special Weather Statement | 66 |
| Flooding | |
| Flash Flood Warning | 1 |
| Cold | |
| Freeze Warning | 3 |
| Frost Advisory | 1 |
| Wind and dust | |
| Wind Advisory | 13 |
| Fire | |
| Red Flag Warning | 6 |
| Fire Weather Watch | 2 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Henry County17
- Des Moines County16
- Louisa County16
- Scott County16
- Washington County16
- Clinton County15
- Jefferson County15
- Keokuk County15
- Lee County14
- Muscatine County14
- Cedar County13
- Dubuque County13
- Linn County13
- Poweshiek County13
- Johnson County12
- Van Buren County12
- Sac County11
- Iowa County11
- Jackson County11
- Jones County11
- Carroll County10
- Cerro Gordo County10
- Crawford County10
- Benton County10
- Delaware County10
- Calhoun County9
- Palo Alto County9
- Pocahontas County9
- Wright County9
- Buchanan County9
- Appanoose County9
- Marion County9
- Monroe County9
- Story County9
- Wapello County9
- Audubon County8
- Franklin County8
- Hamilton County8
- Hancock County8
- Hardin County8
59 more counties
- Humboldt County8
- Webster County8
- Grundy County8
- Lucas County8
- Mahaska County8
- Marshall County8
- Harrison County8
- Monona County8
- Butler County7
- Emmet County7
- Worth County7
- Davis County7
- Jasper County7
- Polk County7
- Tama County7
- Warren County7
- Wayne County7
- Bremer County6
- Greene County6
- Kossuth County6
- Winnebago County6
- Clarke County6
- Decatur County6
- Clayton County6
- Pottawattamie County6
- Shelby County6
- Buena Vista County6
- Clay County6
- Plymouth County6
- Sioux County6
- Woodbury County6
- Boone County5
- Guthrie County5
- Black Hawk County5
- Madison County5
- Mills County5
- Cherokee County5
- Ida County5
- O'Brien County5
- Cass County4
- Adair County4
- Dallas County4
- Ringgold County4
- Chickasaw County4
- Fayette County4
- Floyd County4
- Mitchell County4
- Dickinson County4
- Lyon County4
- Osceola County4
- Adams County3
- Union County3
- Howard County3
- Winneshiek County3
- Allamakee County3
- Montgomery County3
- Fremont County3
- Taylor County2
- Page County2
Nearby
Alerts in force nowTornadoes on recordThe radar archive20142016
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.