Alert archive / Iowa / Dense Fog Advisories in 2021
Dense Fog Advisory 4, NWS Quad Cities, IA
NWS Quad Cities, IA issued this dense fog advisory at Jan 6, 2021, 2:37 PM CST for 21 counties in Iowa; 11 counties in Illinois; Clark County, Scotland County, Missouri. It took effect at Jan 6, 2021, 6:00 PM CST. It was in force for 9 hr.
The area
The counties it named.
The facts
- Issued
- Jan 6, 2021, 2:37 PM CST (20:37 UTC)
- In effect from
- Jan 6, 2021, 6:00 PM CST
- Expired
- Jan 7, 2021, 3:25 AM CST
- In force
- 9 hr
- Issued by
- NWS Quad Cities, IA
All 34 counties
Benton County, IA, Buchanan County, IA, Cedar County, IA, Clinton County, IA, Delaware County, IA, Des Moines County, IA, Dubuque County, IA, Henry County, IA, Iowa County, IA, Jackson County, IA, Jefferson County, IA, Johnson County, IA, Jones County, IA, Keokuk County, IA, Lee County, IA, Linn County, IA, Louisa County, IA, Muscatine County, IA, Scott County, IA, Van Buren County, IA, Washington County, IA, Carroll County, IL, Hancock County, IL, Henderson County, IL, Henry County, IL, Jo Daviess County, IL, McDonough County, IL, Mercer County, IL, Rock Island County, IL, Stephenson County, IL, Warren County, IL, Whiteside County, IL, Clark County, MO, Scotland County, MO
The radar
The Quad Cities radar (KDVN), 48 km from the middle of the area, began a volume at 20:40 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 Iowa, 2021Dense Fog Advisories in Illinois, 2021Dense Fog Advisories in Missouri, 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.