Alert archive / Iowa / Winter Storm Watches / 2011
Winter Storm Watches in Iowa, February 2011
3 winter storm watches in February 2011. 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 February 2011. Tap one for its archive.
- Winter Storm Watches
- 3
- Busiest day
- February 18, 20113 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 |
|---|---|---|---|---|
| Feb 18, 4:18 AM CST | Winter Storm Watch | FSD | Clay, Dickinson, Lyon, O'Brien, Osceola, Sioux | 35 hr |
| Feb 18, 2:58 PM CST | Winter Storm Watch | ARX | Allamakee, Chickasaw, Clayton, Fayette, Floyd, Howard and 2 more | 13 hr |
| Feb 18, 3:48 PM CST | Winter Storm Watch | DMX | Cerro Gordo, Emmet, Hancock, Kossuth, Palo Alto, Winnebago and 1 more | 25 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Clay County1
- Dickinson County1
- Lyon County1
- O'Brien County1
- Osceola County1
- Sioux County1
- Allamakee County1
- Chickasaw County1
- Clayton County1
- Fayette County1
- Floyd County1
- Howard County1
- Mitchell County1
- Winneshiek County1
- Cerro Gordo County1
- Emmet County1
- Hancock County1
- Kossuth County1
- Palo Alto County1
- Winnebago County1
- Worth County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20102012
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.