Alert archive / Iowa / Frost Advisories
Frost Advisories in Iowa, 2019
5 frost advisories in 2019. 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 2019. Tap one for its archive.
- Frost Advisories
- 5
- Busiest month
- October3 frost advisories
- Busiest day
- April 27, 20191 frost advisories
Over time
By month
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 |
|---|---|---|---|---|
| Apr 27, 3:24 AM CDT | Frost Advisory | OAX | Fremont, Harrison, Mills, Monona, Montgomery, Page and 2 more | 24 hr |
| May 9, 3:38 AM CDT | Frost Advisory | FSD | Lyon | 28 hr |
| Oct 3, 3:19 PM CDT | Frost Advisory | FSD | Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 5 more | 18 hr |
| Oct 3, 8:16 PM CDT | Frost Advisory | OAX | Monona | 13 hr |
| Oct 13, 1:52 PM CDT | Frost Advisory | DVN | Cedar, Clinton, Des Moines, Henry, Jackson, Johnson and 6 more | 19 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Monona County2
- Lyon County2
- Fremont County1
- Harrison County1
- Mills County1
- Montgomery County1
- Page County1
- Pottawattamie County1
- Shelby County1
- Buena Vista County1
- Cherokee County1
- Clay County1
- Dickinson County1
- Ida County1
- O'Brien County1
- Osceola County1
- Plymouth County1
- Sioux County1
- Woodbury County1
- Cedar County1
- Clinton County1
- Des Moines County1
- Henry County1
- Jackson County1
- Johnson County1
- Jones County1
- Lee County1
- Linn County1
- Louisa County1
- Muscatine County1
- Scott County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20182020
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.