Alert archive / Missouri / Dense Fog Advisories in 2020
Dense Fog Advisory 13, NWS St. Louis, MO
NWS St. Louis, MO issued this dense fog advisory at Sep 3, 2020, 3:15 AM CDT for 18 counties in Missouri; 14 counties in Illinois. It was in force for 6 hr.
The area
The counties it named.
The facts
- Issued
- Sep 3, 2020, 3:15 AM CDT (08:15 UTC)
- Expired
- Sep 3, 2020, 9:00 AM CDT
- In force
- 6 hr
- Issued by
- NWS St. Louis, MO
All 32 counties
Bond County, IL, Calhoun County, IL, Clinton County, IL, Fayette County, IL, Greene County, IL, Jersey County, IL, Macoupin County, IL, Madison County, IL, Marion County, IL, Monroe County, IL, Montgomery County, IL, Randolph County, IL, Saint Clair County, IL, Washington County, IL, City of Saint Louis, MO, Cole County, MO, Crawford County, MO, Franklin County, MO, Gasconade County, MO, Iron County, MO, Jefferson County, MO, Lincoln County, MO, Madison County, MO, Moniteau County, MO, Osage County, MO, Reynolds County, MO, Saint Charles County, MO, Saint Francois County, MO, Saint Louis County, MO, Sainte Genevieve County, MO, Warren County, MO, Washington County, MO
The radar
The St Louis radar (KLSX), 29 km from the middle of the area, began a volume at 08:18 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 Missouri, 2020Dense Fog Advisories in Illinois, 2020Every dense fog advisory in 2020
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.