Alert archive / Missouri / Flash Flood Watches in 2010

Flash Flood Watch 4, NWS St. Louis, MO

May 10, 20108 counties in Missouri; Adams County, Illinois

NWS St. Louis, MO issued this flash flood watch at May 10, 2010, 3:42 PM CDT for 8 counties in Missouri; Adams County, Illinois. It took effect at May 10, 2010, 4:00 PM CDT. It was in force for 12 hr.

The area

The counties it named.

The facts

Issued
May 10, 2010, 3:42 PM CDT (20:42 UTC)
In effect from
May 10, 2010, 4:00 PM CDT
Expired
May 11, 2010, 3:40 AM CDT
In force
12 hr
Issued by
NWS St. Louis, MO
Flood severity
None

Counties Adams County, IL, Audrain County, MO, Boone County, MO, 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 20:45 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, 2010Flash Flood Watches in Illinois, 2010Every flash flood watch in 2010

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.