Alert archive / Iowa / 2016
Weather alerts in Iowa, October 2016
47 weather alerts in October 2016, 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 October 2016. Tap one for its archive.
- Alerts
- 47
- Warnings
- 15
- Watches
- 4
- Advisories
- 14
- Busiest day
- October 6, 20167 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 |
|---|---|---|---|---|
| Oct 4, 2:35 PM CDT | Special Weather Statement | OAX | Fremont | 25 min |
| Oct 4, 2:53 PM CDT | Special Weather Statement | OAX | Mills | 22 min |
| Oct 4, 2:57 PM CDT | Special Weather Statement | OAX | Pottawattamie | 18 min |
| Oct 4, 3:03 PM CDT | Special Weather Statement | OAX | Fremont | 27 min |
| Oct 4, 3:25 PM CDT | Special Weather Statement | OAX | Page | 20 min |
| Oct 4, 6:08 PM CDT | Mesoscale Discussion | SPC | Lyon, Monona, Plymouth, Sioux, Woodbury | 2 hr |
| Oct 6, 7:04 AM CDT | River Flood Warning | FSD | Buena Vista, Clay | 6 days |
| Oct 6, 11:15 AM CDT | Mesoscale Discussion | SPC | Cass, Fremont, Mills, Montgomery, Page, Pottawattamie | 2 hr |
| Oct 6, 12:40 PM CDT | Special Weather Statement | OAX | Pottawattamie | 35 min |
| Oct 6, 1:22 PM CDT | Mesoscale Discussion | SPC | Adair, Adams, Cass, Clarke, Dallas, Decatur and 9 more | 113 min |
| Oct 6, 2:12 PM CDT | Tornado Watch | SPC | Adair, Adams, Cass, Clarke, Decatur, Fremont and 10 more | 7 hr |
| Oct 6, 2:43 PM CDT | Frost Advisory | FSD | Lyon, Plymouth, Sioux, Woodbury | 18 hr |
| Oct 6, 6:48 PM CDT | Special Weather Statement | OAX | Fremont, Mills | 27 min |
| Oct 6, 7:42 PM CDT | Mesoscale Discussion | SPC | Adams, Clarke, Decatur, Lucas, Ringgold, Taylor and 3 more | 93 min |
| Oct 6, 9:45 PM CDT | Special Weather Statement | DVN | Henry, Louisa | 30 min |
| Oct 6, 10:08 PM CDT | Severe Thunderstorm Warning | DVN | Muscatine, Scott | 52 min |
| Oct 6, 10:15 PM CDT | Tornado Warning | DVN | Muscatine, Scott | 15 min |
| Oct 6, 10:33 PM CDT | Tornado Warning | DVN | Scott | 27 min |
| Oct 6, 10:55 PM CDT | Tornado Warning | DVN | Scott | 35 min |
| Oct 11, 3:29 AM CDT | Freeze Watch | OAX | Fremont, Harrison, Mills, Monona, Montgomery, Page and 2 more | 24 hr |
| Oct 11, 2:59 PM CDT | Freeze Watch | FSD | Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 5 more | 13 hr |
| Oct 12, 3:24 AM CDT | Freeze Warning | ARX | Allamakee, Chickasaw, Clayton, Fayette, Floyd, Howard and 2 more | 30 hr |
| Oct 12, 3:25 AM CDT | Freeze Warning | OAX | Fremont, Harrison, Mills, Monona, Montgomery, Page and 2 more | 31 hr |
| Oct 12, 3:39 AM CDT | Freeze Warning | FSD | Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 5 more | 29 hr |
| Oct 12, 3:45 AM CDT | Frost Advisory | DVN | Cedar, Clinton, Henry, Jefferson, Louisa, Muscatine and 3 more | 29 hr |
| Oct 12, 3:45 AM CDT | Freeze Warning | DVN | Benton, Buchanan, Delaware, Dubuque, Iowa, Jackson and 4 more | 29 hr |
| Oct 12, 3:53 AM CDT | Frost Advisory | DMX | Appanoose, Davis, Decatur, Monroe, Wapello, Wayne | 29 hr |
| Oct 12, 3:53 AM CDT | Freeze Warning | DMX | Adair, Adams, Audubon, Black Hawk, Boone, Bremer and 39 more | 29 hr |
| Oct 15, 3:11 PM CDT | Dense Fog Advisory | OAX | Fremont, Harrison, Mills, Monona, Montgomery, Page and 2 more | 20 hr |
| Oct 15, 3:24 PM CDT | Dense Fog Advisory | DMX | Adair, Adams, Audubon, Black Hawk, Boone, Bremer and 28 more | 20 hr |
| Oct 16, 2:15 AM CDT | Dense Fog Advisory | FSD | Buena Vista, Cherokee, Ida, Plymouth, Woodbury | 10 hr |
| Oct 16, 3:22 PM CDT | Dense Fog Advisory | OAX | Fremont, Harrison, Mills, Monona, Montgomery, Page and 2 more | 21 hr |
| Oct 16, 3:30 PM CDT | Dense Fog Advisory | DMX | Adair, Adams, Audubon, Calhoun, Carroll, Cass and 11 more | 20 hr |
| Oct 16, 3:48 PM CDT | Dense Fog Advisory | FSD | Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 5 more | 19 hr |
| Oct 20, 2:17 PM CDT | Frost Advisory | DVN | Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 15 more | 18 hr |
| Oct 20, 3:17 PM CDT | Frost Advisory | ARX | Allamakee, Clayton | 17 hr |
| Oct 20, 3:22 PM CDT | Frost Advisory | DMX | Adams, Appanoose, Clarke, Davis, Decatur, Lucas and 9 more | 17 hr |
| Oct 25, 7:02 PM CDT | Special Weather Statement | DMX | Kossuth | 58 min |
| Oct 25, 7:11 PM CDT | Severe Thunderstorm Warning | DMX | Emmet, Kossuth | 49 min |
| Oct 25, 7:52 PM CDT | Special Weather Statement | DMX | Franklin | 53 min |
| Oct 25, 7:58 PM CDT | Severe Thunderstorm Warning | DMX | Franklin | 36 min |
| Oct 26, 3:34 AM CDT | Areal Flood Advisory | ARX | Mitchell | 3 hr |
| Oct 26, 8:32 AM CDT | River Flood Warning | ARX | Mitchell | 58 hr |
| Oct 26, 8:32 AM CDT | River Flood Warning | ARX | Floyd | 69 hr |
| Oct 27, 7:13 AM CDT | Dense Fog Advisory | OAX | Fremont, Harrison, Mills, Monona, Montgomery, Page and 2 more | 3 hr |
| Oct 27, 7:43 PM CDT | River Flood Warning | DMX | Black Hawk | 3 days |
| Oct 31, 10:38 AM CDT | River Flood Watch | DVN | Cedar, Louisa, Muscatine | 4 days |
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 | 3 |
| Tornado Warning | 3 |
| Tornado Watch | 1 |
| Mesoscale Discussion | 4 |
| Special Weather Statement | 10 |
| Flooding | |
| River Flood Warning | 4 |
| River Flood Watch | 1 |
| Areal Flood Advisory | 1 |
| Cold | |
| Freeze Warning | 5 |
| Freeze Watch | 2 |
| Frost Advisory | 6 |
| 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.
- Fremont County11
- Mills County10
- Pottawattamie County9
- Page County9
- Montgomery County8
- Adams County7
- Taylor County7
- Monona County6
- Plymouth County6
- Woodbury County6
- Cass County6
- Clarke County6
- Decatur County6
- Ringgold County6
- Union County6
- Warren County6
- Scott County6
- Lyon County5
- Sioux County5
- Buena Vista County5
- Adair County5
- Lucas County5
- Muscatine County5
- Harrison County5
- Shelby County5
- Clay County4
- Madison County4
- Wayne County4
- Louisa County4
- Cherokee County4
- Ida County4
- Kossuth County4
- Dallas County3
- Henry County3
- Dickinson County3
- O'Brien County3
- Osceola County3
- Mitchell County3
- Cedar County3
- Audubon County3
59 more counties
- Black Hawk County3
- Calhoun County3
- Carroll County3
- Crawford County3
- Emmet County3
- Franklin County3
- Greene County3
- Guthrie County3
- Marion County3
- Sac County3
- Webster County3
- Allamakee County2
- Clayton County2
- Floyd County2
- Clinton County2
- Jefferson County2
- Van Buren County2
- Washington County2
- Benton County2
- Buchanan County2
- Delaware County2
- Dubuque County2
- Iowa County2
- Jackson County2
- Johnson County2
- Jones County2
- Keokuk County2
- Linn County2
- Appanoose County2
- Davis County2
- Monroe County2
- Wapello County2
- Boone County2
- Bremer County2
- Butler County2
- Grundy County2
- Hamilton County2
- Hardin County2
- Humboldt County2
- Jasper County2
- Mahaska County2
- Marshall County2
- Palo Alto County2
- Pocahontas County2
- Polk County2
- Story County2
- Tama County2
- Chickasaw County1
- Fayette County1
- Howard County1
- Winneshiek County1
- Cerro Gordo County1
- Hancock County1
- Poweshiek County1
- Winnebago County1
- Worth County1
- Wright County1
- Des Moines County1
- Lee County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20152017
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.