Alert archive / Iowa / 2008
Weather alerts in Iowa, September 2008
58 weather alerts in September 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 September 2008. Tap one for its archive.
- Alerts
- 58
- Warnings
- 38
- Watches
- 4
- Advisories
- 12
- Busiest day
- September 13, 200817 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 |
|---|---|---|---|---|
| Sep 1, 3:54 AM CDT | Wind Advisory | FSD | Lyon | 15 hr |
| Sep 2, 1:42 PM CDT | Mesoscale Discussion | SPC | Chickasaw, Floyd, Howard, Mitchell, Winneshiek | 93 min |
| Sep 5, 3:19 AM CDT | Dense Fog Advisory | DMX | Appanoose, Black Hawk, Boone, Bremer, Butler, Clarke and 22 more | 6 hr |
| Sep 6, 2:45 AM CDT | Dense Fog Advisory | DMX | Adair, Adams, Appanoose, Audubon, Black Hawk, Boone and 45 more | 8 hr |
| Sep 6, 3:03 AM CDT | Dense Fog Advisory | OAX | Fremont, Harrison, Mills, Monona, Montgomery, Page and 2 more | 6 hr |
| Sep 7, 3:14 AM CDT | Dense Fog Advisory | DMX | Adair, Adams, Audubon, Boone, Calhoun, Carroll and 14 more | 6 hr |
| Sep 7, 3:33 AM CDT | Dense Fog Advisory | OAX | Fremont, Harrison, Mills, Monona, Montgomery, Page and 2 more | 5 hr |
| Sep 12, 3:43 AM CDT | Flash Flood Watch | DVN | Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 15 more | 56 hr |
| Sep 12, 3:48 AM CDT | Flash Flood Watch | DMX | Adair, Adams, Appanoose, Clarke, Davis, Decatur and 16 more | 32 hr |
| Sep 12, 3:57 AM CDT | Flash Flood Watch | OAX | Fremont, Montgomery, Page | 17 hr |
| Sep 12, 11:14 AM CDT | River Flood Warning | DVN | Johnson, Washington | 4 days |
| Sep 12, 2:02 PM CDT | Flood Watch | ARX | Clayton, Fayette | 19 hr |
| Sep 12, 2:14 PM CDT | River Flood Warning | DMX | Appanoose, Wayne | 30 hr |
| Sep 12, 6:56 PM CDT | Areal Flood Advisory | DMX | Adams, Appanoose, Clarke, Decatur, Lucas, Mahaska and 7 more | 5 hr |
| Sep 12, 8:17 PM CDT | River Flood Warning | DMX | Lucas | 4 days |
| Sep 12, 9:16 PM CDT | Flash Flood Warning | DMX | Clarke, Lucas, Marion, Warren | 119 min |
| Sep 12, 11:24 PM CDT | Flash Flood Warning | DMX | Lucas | 2 hr |
| Sep 13, 12:07 AM CDT | River Flood Warning | DMX | Taylor | 6 hr |
| Sep 13, 2:54 AM CDT | Flash Flood Warning | DMX | Davis | 6 hr |
| Sep 13, 4:49 AM CDT | Flash Flood Warning | DVN | Des Moines, Henry, Jefferson, Lee, Louisa, Van Buren | 6 hr |
| Sep 13, 6:18 AM CDT | River Flood Warning | DMX | Mahaska, Marion | 24 hr |
| Sep 13, 8:18 AM CDT | Flash Flood Warning | DVN | Muscatine, Scott | 6 hr |
| Sep 13, 8:47 AM CDT | Areal Flood Warning | DMX | Davis | 11 hr |
| Sep 13, 8:54 AM CDT | River Flood Warning | DVN | Keokuk | 24 hr |
| Sep 13, 8:54 AM CDT | River Flood Warning | DVN | Des Moines, Henry, Lee | 4 days |
| Sep 13, 8:55 AM CDT | Areal Flood Warning | DMX | Lucas | 11 hr |
| Sep 13, 9:01 AM CDT | River Flood Warning | DVN | Iowa, Johnson | 12 hr |
| Sep 13, 9:01 AM CDT | River Flood Warning | DVN | Johnson, Louisa, Washington | 12 hr |
| Sep 13, 9:01 AM CDT | River Flood Warning | DVN | Louisa | 26 hr |
| Sep 13, 9:06 AM CDT | River Flood Warning | DVN | Lee | 43 hr |
| Sep 13, 10:46 AM CDT | Areal Flood Warning | DVN | Des Moines, Henry, Jefferson, Lee, Louisa, Van Buren | 12 hr |
| Sep 16, 5:29 AM CDT | Dense Fog Advisory | DVN | Clinton, Des Moines, Jackson, Lee, Louisa, Muscatine and 1 more | 4 hr |
| Sep 23, 12:31 PM CDT | Mesoscale Discussion | SPC | Audubon, Buena Vista, Calhoun, Carroll, Cass, Cherokee and 21 more | 119 min |
| Sep 23, 3:23 PM CDT | Severe Thunderstorm Warning | OAX | Shelby | 37 min |
| Sep 23, 4:01 PM CDT | Severe Thunderstorm Warning | OAX | Pottawattamie | 15 min |
| Sep 23, 4:30 PM CDT | Severe Thunderstorm Warning | DMX | Cass | 45 min |
| Sep 23, 5:27 PM CDT | Severe Thunderstorm Warning | DMX | Audubon, Cass, Guthrie | 48 min |
| Sep 23, 5:31 PM CDT | Severe Thunderstorm Warning | OAX | Fremont, Page | 44 min |
| Sep 23, 6:08 PM CDT | Severe Thunderstorm Warning | DMX | Audubon, Guthrie | 39 min |
| Sep 23, 6:25 PM CDT | Severe Thunderstorm Warning | DMX | Guthrie | 50 min |
| Sep 23, 7:00 PM CDT | Severe Thunderstorm Warning | DMX | Boone, Dallas, Greene | 45 min |
| Sep 23, 7:03 PM CDT | Severe Thunderstorm Warning | OAX | Page | 27 min |
| Sep 23, 7:22 PM CDT | Severe Thunderstorm Warning | OAX | Fremont, Mills | 23 min |
| Sep 23, 8:46 PM CDT | Severe Thunderstorm Warning | OAX | Fremont, Mills | 29 min |
| Sep 23, 9:15 PM CDT | Severe Thunderstorm Warning | OAX | Mills | 30 min |
| Sep 23, 9:41 PM CDT | Severe Thunderstorm Warning | OAX | Mills, Montgomery, Pottawattamie | 49 min |
| Sep 23, 10:40 PM CDT | Severe Thunderstorm Warning | OAX | Fremont, Mills | 35 min |
| Sep 23, 10:59 PM CDT | Severe Thunderstorm Warning | OAX | Mills, Montgomery | 31 min |
| Sep 24, 6:44 AM CDT | Dense Fog Advisory | OAX | Fremont, Harrison, Mills, Monona, Montgomery, Page and 2 more | 4 hr |
| Sep 24, 6:56 AM CDT | Dense Fog Advisory | DMX | Adair, Adams, Audubon, Boone, Calhoun, Carroll and 22 more | 3 hr |
| Sep 24, 3:12 PM CDT | Dense Fog Advisory | OAX | Fremont, Harrison, Mills, Monona, Montgomery, Page and 2 more | 12 hr |
| Sep 24, 3:28 PM CDT | Dense Fog Advisory | DMX | Adair, Adams, Appanoose, Audubon, Boone, Carroll and 19 more | 17 hr |
| Sep 25, 3:48 AM CDT | Mesoscale Discussion | SPC | Cherokee, Clay, Dickinson, Emmet, Lyon, O'Brien and 3 more | 87 min |
| Sep 25, 7:09 AM CDT | Severe Thunderstorm Warning | FSD | Lyon | 21 min |
| Sep 25, 7:29 AM CDT | Severe Thunderstorm Warning | FSD | Lyon, Osceola | 31 min |
| Sep 25, 7:59 AM CDT | Severe Thunderstorm Warning | FSD | Osceola | 18 min |
| Sep 25, 8:01 AM CDT | Severe Thunderstorm Warning | FSD | Woodbury | 44 min |
| Sep 29, 12:39 AM CDT | Mesoscale Discussion | SPC | Adair, Adams, Audubon, Boone, Carroll, Cass and 17 more | 96 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 | 19 |
| Mesoscale Discussion | 4 |
| Flooding | |
| Areal Flood Warning | 3 |
| Flash Flood Warning | 5 |
| River Flood Warning | 11 |
| Flash Flood Watch | 3 |
| Flood Watch | 1 |
| Areal Flood Advisory | 1 |
| Wind and dust | |
| Wind Advisory | 1 |
| Fog and smoke | |
| Dense Fog Advisory | 10 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Mills County12
- Fremont County11
- Lucas County9
- Guthrie County9
- Montgomery County9
- Audubon County8
- Cass County8
- Page County8
- Pottawattamie County8
- Boone County7
- Clarke County7
- Dallas County7
- Madison County7
- Marion County7
- Warren County7
- Adams County7
- Greene County7
- Taylor County7
- Appanoose County6
- Story County6
- Wayne County6
- Adair County6
- Carroll County6
- Ringgold County6
- Union County6
- Shelby County6
- Lee County6
- Louisa County6
- Davis County5
- Decatur County5
- Hamilton County5
- Mahaska County5
- Monroe County5
- Polk County5
- Crawford County5
- Harrison County5
- Monona County5
- Des Moines County5
- Lyon County4
- Hardin County4
58 more counties
- Jasper County4
- Wright County4
- Calhoun County4
- Emmet County4
- Sac County4
- Webster County4
- Henry County4
- Johnson County4
- Franklin County3
- Marshall County3
- Poweshiek County3
- Tama County3
- Wapello County3
- Hancock County3
- Humboldt County3
- Kossuth County3
- Palo Alto County3
- Pocahontas County3
- Jefferson County3
- Muscatine County3
- Scott County3
- Van Buren County3
- Washington County3
- Osceola County3
- Black Hawk County2
- Bremer County2
- Butler County2
- Grundy County2
- Cerro Gordo County2
- Winnebago County2
- Worth County2
- Clinton County2
- Iowa County2
- Jackson County2
- Keokuk County2
- Cherokee County2
- Clay County2
- Chickasaw County1
- Floyd County1
- Howard County1
- Mitchell County1
- Winneshiek County1
- Benton County1
- Buchanan County1
- Cedar County1
- Delaware County1
- Dubuque County1
- Jones County1
- Linn County1
- Clayton County1
- Fayette County1
- Buena Vista County1
- Ida County1
- Dickinson County1
- O'Brien County1
- Plymouth County1
- Sioux County1
- Woodbury County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20072009
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.