Alert archive / Iowa / Winter Storm Watches / 2021
Winter Storm Watches in Iowa, December 2021
3 winter storm watches in December 2021. 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 winter storm watches reaches back to 2005.
Winter Storm Watches by county
Each county as a circle sized by its count in December 2021. Tap one for its archive.
- Winter Storm Watches
- 3
- Busiest day
- December 8, 20213 winter storm 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 |
|---|---|---|---|---|
| Dec 8, 2:41 AM CST | Winter Storm Watch | ARX | Allamakee, Chickasaw, Floyd, Howard, Mitchell, Winneshiek | 35 hr |
| Dec 8, 3:06 AM CST | Winter Storm Watch | DMX | Cerro Gordo, Emmet, Hancock, Humboldt, Kossuth, Palo Alto and 3 more | 33 hr |
| Dec 8, 3:31 AM CST | Winter Storm Watch | FSD | Buena Vista, Cherokee, Clay, Dickinson, Lyon, O'Brien and 4 more | 32 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Allamakee County1
- Chickasaw County1
- Floyd County1
- Howard County1
- Mitchell County1
- Winneshiek County1
- Cerro Gordo County1
- Emmet County1
- Hancock County1
- Humboldt County1
- Kossuth County1
- Palo Alto County1
- Pocahontas County1
- Winnebago County1
- Worth County1
- Buena Vista County1
- Cherokee County1
- Clay County1
- Dickinson County1
- Lyon County1
- O'Brien County1
- Osceola County1
- Plymouth County1
- Sioux County1
- Woodbury County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20202022
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.