Alert archive / Iowa / Frost Advisories / 2012
Frost Advisories in Iowa, September 2012
5 frost advisories in September 2012. 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 frost advisories reaches back to 2005.
Frost Advisories by county
Each county as a circle sized by its count in September 2012. Tap one for its archive.
- Frost Advisories
- 5
- Busiest day
- September 22, 20123 frost advisories
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 |
|---|---|---|---|---|
| Sep 17, 3:09 PM CDT | Frost Advisory | FSD | Clay, Dickinson, Lyon, O'Brien, Osceola | 17 hr |
| Sep 22, 3:16 PM CDT | Frost Advisory | DMX | Appanoose, Clarke, Davis, Decatur, Lucas, Madison and 6 more | 17 hr |
| Sep 22, 3:24 PM CDT | Frost Advisory | OAX | Fremont | 18 hr |
| Sep 22, 3:55 PM CDT | Frost Advisory | DVN | Des Moines, Henry, Jefferson, Lee, Louisa, Muscatine and 2 more | 16 hr |
| Sep 23, 3:44 PM CDT | Frost Advisory | DVN | Clinton, Des Moines, Henry, Jackson, Lee, Louisa and 2 more | 15 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Des Moines County2
- Henry County2
- Lee County2
- Louisa County2
- Muscatine County2
- Scott County2
- Clay County1
- Dickinson County1
- Lyon County1
- O'Brien County1
- Osceola County1
- Appanoose County1
- Clarke County1
- Davis County1
- Decatur County1
- Lucas County1
- Madison County1
- Monroe County1
- Ringgold County1
- Union County1
- Wapello County1
- Warren County1
- Wayne County1
- Fremont County1
- Jefferson County1
- Van Buren County1
- Clinton County1
- Jackson County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20112013
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.