Alert archive / South Dakota / Dense Fog Advisories in 2021
Dense Fog Advisory 16, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this dense fog advisory at Nov 4, 2021, 9:24 PM CDT for 6 counties in South Dakota; Lyon County, Sioux County, Iowa; 5 counties in Minnesota. It was in force for 5 hr.
The area
The counties it named.
The facts
- Issued
- Nov 4, 2021, 9:24 PM CDT (02:24 UTC)
- Expired
- Nov 5, 2021, 1:59 AM CDT
- In force
- 5 hr
- Issued by
- NWS Sioux Falls, SD
Counties Lyon County, IA, Sioux County, IA, Lincoln County, MN, Murray County, MN, Nobles County, MN, Pipestone County, MN, Rock County, MN, Brookings County, SD, Kingsbury County, SD, Lake County, SD, Lincoln County, SD, Minnehaha County, SD, Moody County, SD
The radar
The Sioux Falls radar (KFSD), 35 km from the middle of the area, began a volume at 02:27 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
Nearby
Dense Fog Advisories in South Dakota, 2021Dense Fog Advisories in Minnesota, 2021Dense Fog Advisories in Iowa, 2021Every dense fog advisory in 2021
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.