Alert archive / South Dakota / Frost Advisories / 2021
Frost Advisories in South Dakota, May 2021
5 frost advisories in May 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 frost advisories reaches back to 2005.
Frost Advisories by county
Each county as a circle sized by its count in May 2021. Tap one for its archive.
- Frost Advisories
- 5
- Busiest day
- May 3, 20211 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 |
|---|---|---|---|---|
| May 3, 2:28 PM CDT | Frost Advisory | FSD | Aurora, Beadle, Brookings, Brule, Davison, Douglas and 8 more | 18 hr |
| May 5, 2:24 PM CDT | Frost Advisory | FSD | Aurora, Beadle, Bon Homme, Brookings, Brule, Charles Mix and 16 more | 18 hr |
| May 6, 3:02 PM CDT | Frost Advisory | FSD | Beadle, Brookings, Jerauld, Kingsbury, Lake, Miner and 2 more | 17 hr |
| May 9, 3:22 PM CDT | Frost Advisory | FSD | Aurora, Beadle, Brookings, Brule, Davison, Douglas and 5 more | 17 hr |
| May 10, 3:12 PM CDT | Frost Advisory | FSD | Aurora, Beadle, Bon Homme, Brookings, Brule, Charles Mix and 18 more | 17 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Beadle County5
- Brookings County5
- Jerauld County5
- Kingsbury County5
- Miner County5
- Sanborn County5
- Aurora County4
- Brule County4
- Davison County4
- Douglas County4
- Hanson County4
- Lake County4
- Moody County4
- McCook County3
- Bon Homme County2
- Charles Mix County2
- Gregory County2
- Hutchinson County2
- Lincoln County2
- Minnehaha County2
- Turner County2
- Yankton County2
- Clay County1
- Union 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.