Alert archive / Missouri / Dense Fog Advisories in 2017

Dense Fog Advisory 4, NWS St. Louis, MO

January 16, 20176 counties in Missouri; Adams County, Brown County, Pike County, Illinois

NWS St. Louis, MO issued this dense fog advisory at Jan 16, 2017, 3:33 PM CST for 6 counties in Missouri; Adams County, Brown County, Pike County, Illinois. It was in force for 7 hr.

The area

The counties it named.

The facts

Issued
Jan 16, 2017, 3:33 PM CST (21:33 UTC)
Expired
Jan 16, 2017, 11:01 PM CST
In force
7 hr
Issued by
NWS St. Louis, MO

Counties Adams County, IL, Brown County, IL, Pike County, IL, Knox County, MO, Lewis County, MO, Marion County, MO, Monroe County, MO, Ralls County, MO, Shelby County, MO

The radar

The St Louis radar (KLSX), 146 km from the middle of the area, began a volume at 21:33 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.

The office that day

Everything else NWS St. Louis, MO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jan 15, 10:41 PM CSTDense Fog AdvisoryLSXAudrain, Boone, Callaway, Cole, Crawford, Franklin and 23 more13 hr

Nearby

Dense Fog Advisories in Missouri, 2017Dense Fog Advisories in Illinois, 2017Every dense fog advisory in 2017

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.