Alert archive / Missouri / Heat Advisories in 2020
Heat Advisory 3, NWS St. Louis, MO
NWS St. Louis, MO issued this heat advisory at Jul 24, 2020, 11:43 AM CDT for 22 counties in Missouri; 10 counties in Illinois. It took effect at Jul 25, 2020, 12:00 PM CDT. It was in force for 32 hr.
The area
The counties it named.
The facts
- Issued
- Jul 24, 2020, 11:43 AM CDT (16:43 UTC)
- In effect from
- Jul 25, 2020, 12:00 PM CDT
- Expired
- Jul 26, 2020, 8:00 PM CDT
- In force
- 32 hr
- Issued by
- NWS St. Louis, MO
All 32 counties
Adams County, IL, Brown County, IL, Calhoun County, IL, Greene County, IL, Jersey County, IL, Macoupin County, IL, Madison County, IL, Monroe County, IL, Pike County, IL, Saint Clair County, IL, Audrain County, MO, Boone County, MO, Callaway County, MO, City of Saint Louis, MO, Cole County, MO, Franklin County, MO, Gasconade County, MO, Jefferson County, MO, Knox County, MO, Lewis County, MO, Lincoln County, MO, Marion County, MO, Moniteau County, MO, Monroe County, MO, Montgomery County, MO, Osage County, MO, Pike County, MO, Ralls County, MO, Saint Charles County, MO, Saint Louis County, MO, Shelby County, MO, Warren County, MO
The radar
The St Louis radar (KLSX), 60 km from the middle of the area, began a volume at 16:46 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
Heat Advisories in Missouri, 2020Heat Advisories in Illinois, 2020Every heat 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.