Alert archive / Missouri / Flash Flood Watches in 2020
Flash Flood Watch 12, NWS St. Louis, MO
NWS St. Louis, MO issued this flash flood watch at Sep 11, 2020, 2:19 PM CDT for 11 counties in Missouri; Adams County, Brown County, Pike County, Illinois. It took effect at Sep 11, 2020, 7:00 PM CDT. It was in force for 15 hr.
The area
The counties it named.
The facts
- Issued
- Sep 11, 2020, 2:19 PM CDT (19:19 UTC)
- In effect from
- Sep 11, 2020, 7:00 PM CDT
- Expired
- Sep 12, 2020, 10:00 AM CDT
- In force
- 15 hr
- Issued by
- NWS St. Louis, MO
- Flood severity
- None
Counties Adams County, IL, Brown County, IL, Pike County, IL, Audrain County, MO, Boone County, MO, Callaway County, MO, Knox County, MO, Lewis County, MO, Marion County, MO, Monroe County, MO, Montgomery County, MO, Pike County, MO, Ralls County, MO, Shelby County, MO
The radar
The St Louis radar (KLSX), 125 km from the middle of the area, began a volume at 19:22 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
Flash Flood Watches in Missouri, 2020Flash Flood Watches in Illinois, 2020Every flash flood watch 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.