Alert archive / Iowa / 2020
Weather alerts in Iowa, February 2020
53 weather alerts in February 2020, 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 February 2020. Tap one for its archive.
- Alerts
- 53
- Warnings
- 5
- Watches
- 6
- Advisories
- 40
- Busiest day
- February 8, 20208 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 |
|---|---|---|---|---|
| Jan 31, 11:54 PM CST | Dense Fog Advisory | DMX | Appanoose, Black Hawk, Boone, Bremer, Butler, Clarke and 24 more | 7 hr |
| Feb 1, 12:49 AM CST | Dense Fog Advisory | DVN | Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 15 more | 6 hr |
| Feb 2, 2:33 PM CST | Winter Weather Advisory | OAX | Mills, Pottawattamie | 21 hr |
| Feb 4, 3:04 PM CST | Winter Weather Advisory | DVN | Lee | 38 hr |
| Feb 7, 2:37 AM CST | Winter Storm Watch | ARX | Allamakee, Chickasaw, Floyd, Howard, Mitchell, Winneshiek | 25 hr |
| Feb 7, 3:08 AM CST | Winter Storm Watch | FSD | Dickinson | 24 hr |
| Feb 7, 3:25 AM CST | Winter Storm Watch | DMX | Cerro Gordo, Emmet, Hancock, Kossuth, Winnebago, Worth | 25 hr |
| Feb 8, 3:03 AM CST | Winter Weather Advisory | DVN | Buchanan, Clinton, Delaware, Dubuque, Jackson, Jones | 36 hr |
| Feb 8, 3:37 AM CST | Winter Weather Advisory | FSD | Clay, Dickinson, Lyon, O'Brien, Osceola | 32 hr |
| Feb 8, 3:49 AM CST | Winter Storm Warning | ARX | Allamakee, Chickasaw, Floyd, Howard, Mitchell, Winneshiek | 38 hr |
| Feb 8, 3:49 AM CST | Winter Weather Advisory | ARX | Clayton, Fayette | 35 hr |
| Feb 8, 3:55 AM CST | Winter Storm Warning | DMX | Cerro Gordo, Hancock, Winnebago, Worth | 31 hr |
| Feb 8, 3:55 AM CST | Winter Weather Advisory | DMX | Black Hawk, Bremer, Butler, Emmet, Franklin, Grundy and 8 more | 31 hr |
| Feb 8, 3:23 PM CST | Wind Advisory | OAX | Harrison, Monona | 22 hr |
| Feb 8, 3:24 PM CST | Wind Advisory | FSD | Plymouth, Woodbury | 19 hr |
| Feb 9, 1:16 AM CST | Mesoscale Discussion | SPC | Emmet, Winnebago, Worth | 5 hr |
| Feb 10, 12:30 AM CST | Dense Fog Advisory | FSD | Dickinson, Osceola | 8 hr |
| Feb 11, 3:00 PM CST | Winter Weather Advisory | DVN | Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 15 more | 45 hr |
| Feb 11, 3:04 PM CST | Winter Weather Advisory | OAX | Monona | 27 hr |
| Feb 11, 3:21 PM CST | Wind Chill Warning | DMX | Calhoun, Cerro Gordo, Emmet, Franklin, Hamilton, Hancock and 10 more | 45 hr |
| Feb 11, 3:21 PM CST | Wind Chill Advisory | DMX | Adair, Adams, Appanoose, Audubon, Black Hawk, Boone and 40 more | 67 hr |
| Feb 11, 3:21 PM CST | Winter Weather Advisory | DMX | Appanoose, Black Hawk, Bremer, Butler, Calhoun, Carroll and 22 more | 33 hr |
| Feb 11, 3:32 PM CST | Winter Weather Advisory | FSD | Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 5 more | 26 hr |
| Feb 11, 8:35 PM CST | Wind Chill Warning | FSD | Buena Vista, Clay, Dickinson, Lyon, O'Brien, Osceola | 36 hr |
| Feb 11, 8:35 PM CST | Wind Chill Advisory | FSD | Cherokee, Ida, Lyon, O'Brien, Plymouth, Sioux and 1 more | 36 hr |
| Feb 12, 3:28 AM CST | Wind Chill Advisory | DVN | Benton, Buchanan, Delaware, Dubuque, Henry, Iowa and 8 more | 23 hr |
| Feb 12, 4:00 AM CST | Wind Chill Advisory | OAX | Fremont, Harrison, Mills, Monona, Montgomery, Page and 2 more | 32 hr |
| Feb 12, 4:11 AM CST | Wind Chill Advisory | ARX | Allamakee, Chickasaw, Clayton, Fayette, Floyd, Howard and 2 more | 54 hr |
| Feb 12, 4:11 AM CST | Winter Weather Advisory | ARX | Chickasaw, Fayette, Floyd, Howard, Mitchell, Winneshiek | 20 hr |
| Feb 12, 6:02 PM CST | Winter Weather Advisory | FSD | Clay, Dickinson, O'Brien, Osceola | 4 hr |
| Feb 13, 3:27 AM CST | Wind Chill Advisory | DMX | Boone, Calhoun, Davis, Hamilton, Hardin, Jasper and 7 more | 31 hr |
| Feb 13, 9:53 AM CST | Wind Chill Warning | DMX | Cerro Gordo, Emmet, Franklin, Hancock, Humboldt, Kossuth and 4 more | 24 hr |
| Feb 13, 10:05 AM CST | Wind Chill Advisory | DVN | Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 15 more | 24 hr |
| Feb 13, 2:55 PM CST | Wind Chill Advisory | FSD | Buena Vista, Clay, Dickinson, O'Brien, Osceola | 16 hr |
| Feb 14, 3:18 AM CST | Wind Advisory | FSD | Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 5 more | 16 hr |
| Feb 14, 3:31 AM CST | Wind Advisory | DMX | Calhoun, Crawford, Emmet, Hancock, Humboldt, Kossuth and 4 more | 20 hr |
| Feb 14, 3:43 AM CST | Wind Advisory | OAX | Monona | 14 hr |
| Feb 14, 2:35 PM CST | Winter Weather Advisory | FSD | Dickinson | 9 hr |
| Feb 14, 3:03 PM CST | Winter Weather Advisory | DMX | Emmet, Kossuth, Winnebago | 9 hr |
| Feb 16, 2:54 PM CST | Winter Weather Advisory | DMX | Bremer, Butler, Cerro Gordo, Emmet, Franklin, Hancock and 7 more | 30 hr |
| Feb 16, 3:05 PM CST | Winter Weather Advisory | ARX | Allamakee, Chickasaw, Clayton, Fayette, Floyd, Howard and 2 more | 33 hr |
| Feb 16, 7:58 PM CST | Winter Weather Advisory | FSD | Clay, Dickinson, Lyon, O'Brien, Osceola | 16 hr |
| Feb 17, 3:27 PM CST | Mesoscale Discussion | SPC | Allamakee, Chickasaw, Clayton, Howard, Mitchell, Winneshiek | 4 hr |
| Feb 17, 5:27 PM CST | Dense Fog Advisory | DVN | Benton, Cedar, Clinton, Des Moines, Henry, Iowa and 12 more | 7 hr |
| Feb 18, 3:00 PM CST | Winter Weather Advisory | FSD | Buena Vista, Cherokee, Ida, Plymouth, Woodbury | 27 hr |
| Feb 18, 3:22 PM CST | Winter Weather Advisory | OAX | Monona | 30 hr |
| Feb 19, 2:22 PM CST | Wind Chill Advisory | ARX | Chickasaw, Floyd, Howard, Mitchell | 19 hr |
| Feb 19, 2:40 PM CST | Wind Chill Advisory | DMX | Bremer, Butler, Cerro Gordo, Emmet, Franklin, Hancock and 3 more | 18 hr |
| Feb 23, 10:35 AM CST | Winter Storm Watch | DVN | Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 15 more | 28 hr |
| Feb 23, 2:05 PM CST | Winter Storm Watch | DMX | Appanoose, Black Hawk, Davis, Grundy, Jasper, Lucas and 11 more | 24 hr |
| Feb 23, 2:20 PM CST | Winter Storm Watch | ARX | Clayton | 13 hr |
| Feb 24, 2:23 PM CST | Winter Weather Advisory | DVN | Des Moines, Lee, Van Buren | 28 hr |
| Feb 24, 2:28 PM CST | Winter Weather Advisory | DMX | Davis | 13 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 | |
| Mesoscale Discussion | 2 |
| Winter | |
| Winter Storm Warning | 2 |
| Winter Storm Watch | 6 |
| Winter Weather Advisory | 21 |
| Cold | |
| Wind Chill Warning | 3 |
| Wind Chill Advisory | 10 |
| Wind and dust | |
| Wind Advisory | 5 |
| Fog and smoke | |
| Dense Fog Advisory | 4 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Emmet County11
- Winnebago County11
- Dickinson County10
- Kossuth County10
- Hancock County9
- Worth County9
- Franklin County8
- Lee County8
- Cerro Gordo County8
- O'Brien County8
- Osceola County8
- Wright County7
- Jones County7
- Van Buren County7
- Chickasaw County7
- Howard County7
- Mitchell County7
- Clay County7
- Humboldt County7
- Palo Alto County7
- Bremer County6
- Butler County6
- Davis County6
- Benton County6
- Buchanan County6
- Clinton County6
- Delaware County6
- Des Moines County6
- Dubuque County6
- Henry County6
- Iowa County6
- Jackson County6
- Jefferson County6
- Johnson County6
- Keokuk County6
- Linn County6
- Washington County6
- Floyd County6
- Winneshiek County6
- Lyon County6
59 more counties
- Pocahontas County6
- Black Hawk County5
- Grundy County5
- Hamilton County5
- Hardin County5
- Wapello County5
- Cedar County5
- Louisa County5
- Muscatine County5
- Scott County5
- Allamakee County5
- Clayton County5
- Monona County5
- Plymouth County5
- Woodbury County5
- Buena Vista County5
- Appanoose County4
- Jasper County4
- Marshall County4
- Monroe County4
- Poweshiek County4
- Story County4
- Tama County4
- Wayne County4
- Fayette County4
- Webster County4
- Calhoun County4
- Sac County4
- Cherokee County4
- Ida County4
- Boone County3
- Lucas County3
- Mahaska County3
- Marion County3
- Polk County3
- Warren County3
- Crawford County3
- Sioux County3
- Clarke County2
- Dallas County2
- Decatur County2
- Madison County2
- Ringgold County2
- Union County2
- Mills County2
- Pottawattamie County2
- Harrison County2
- Carroll County2
- Greene County2
- Adair County1
- Adams County1
- Audubon County1
- Cass County1
- Guthrie County1
- Taylor County1
- Fremont County1
- Montgomery County1
- Page County1
- Shelby County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20192021
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.