Alert archive / Iowa / Tornado Watches / 2015
Tornado Watches in Iowa, August 2015
3 tornado watches in August 2015. 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 tornado watches reaches back to 1997.
Tornado Watches by county
Each county as a circle sized by its count in August 2015. Tap one for its archive.
- Tornado Watches
- 3
- Busiest day
- August 22, 20152 tornado watches
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 |
|---|---|---|---|---|
| Aug 18, 1:35 PM CDT | Tornado Watch | SPC | Allamakee, Buchanan, Cedar, Clayton, Clinton, Delaware and 13 more | 8 hr |
| Aug 22, 2:35 PM CDT | Tornado Watch | SPC | Buena Vista, Calhoun, Cerro Gordo, Cherokee, Clay, Dickinson and 21 more | 7 hr |
| Aug 22, 3:48 PM CDT | Tornado Watch | SPC | Adair, Adams, Audubon, Boone, Carroll, Cass and 25 more | 8 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Allamakee County1
- Buchanan County1
- Cedar County1
- Clayton County1
- Clinton County1
- Delaware County1
- Des Moines County1
- Dubuque County1
- Fayette County1
- Henry County1
- Jackson County1
- Johnson County1
- Jones County1
- Lee County1
- Linn County1
- Louisa County1
- Muscatine County1
- Scott County1
- Washington County1
- Buena Vista County1
- Calhoun County1
- Cerro Gordo County1
- Cherokee County1
- Clay County1
- Dickinson County1
- Emmet County1
- Franklin County1
- Hamilton County1
- Hancock County1
- Hardin County1
- Humboldt County1
- Ida County1
- Kossuth County1
- Lyon County1
- O'Brien County1
- Osceola County1
- Palo Alto County1
- Plymouth County1
- Pocahontas County1
- Sac County1
37 more counties
- Sioux County1
- Webster County1
- Winnebago County1
- Woodbury County1
- Worth County1
- Wright County1
- Adair County1
- Adams County1
- Audubon County1
- Boone County1
- Carroll County1
- Cass County1
- Clarke County1
- Crawford County1
- Dallas County1
- Decatur County1
- Fremont County1
- Greene County1
- Guthrie County1
- Harrison County1
- Jasper County1
- Lucas County1
- Madison County1
- Marion County1
- Marshall County1
- Mills County1
- Monona County1
- Montgomery County1
- Page County1
- Polk County1
- Pottawattamie County1
- Ringgold County1
- Shelby County1
- Story County1
- Taylor County1
- Union County1
- Warren County1
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. Warning verification from the Mesonet's Cow. Rebuilt daily.