Alert archive / Missouri / Flood Watches in 2023

Flood Watch 3, NWS St. Louis, MO

March 22, 202315 counties in Missouri; 9 counties in Illinois

NWS St. Louis, MO issued this flood watch at Mar 22, 2023, 1:39 PM CDT for 15 counties in Missouri; 9 counties in Illinois. It took effect at Mar 23, 2023, 7:00 PM CDT. It was in force for 25 hr.

The area

The counties it named.

The facts

Issued: Mar 22, 2023, 1:39 PM CDT (18:39 UTC)
In effect from: Mar 23, 2023, 7:00 PM CDT
Expired: Mar 24, 2023, 7:41 PM CDT
In force: 25 hr
Issued by: NWS St. Louis, MO
Flood severity: None

All 24 counties

Bond County, IL, Clinton County, IL, Fayette County, IL, Madison County, IL, Marion County, IL, Monroe County, IL, Randolph County, IL, Saint Clair County, IL, Washington County, IL, City of Saint Louis, MO, Crawford County, MO, Franklin County, MO, Gasconade County, MO, Iron County, MO, Jefferson County, MO, Madison 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), 52 km from the middle of the area, began a volume at 18:43 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.

What forecasters said that day

The local office's own words before this flood watch went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS St. Louis, MO wrote its last area forecast discussion before this flood watch went out at Mar 22, 1:16 PM CDT, 23 minutes earlier.

Area forecast discussion, Mar 22, 1:16 PM CDT, 23 minutes before

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Hazardous weather outlook, Mar 22, 3:33 AM CDT, 10 hours 6 minutes before

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Nearby

Flood Watches in Missouri, 2023 Flood Watches in Illinois, 2023 Every flood watch in 2023

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.