Alert archive / Missouri / River Flood Warnings in 2009

River Flood Warning 163, NWS St. Louis, MO

June 23, 2009Saint Charles County, Missouri; Jersey County, Illinois

NWS St. Louis, MO issued this river flood warning at Jun 23, 2009, 3:58 PM CDT for Saint Charles County, Missouri; Jersey County, Illinois. It took effect at Jun 25, 2009, 7:00 PM CDT. It was in force for 50 hr.

The area

The counties it named.

The facts

Issued: Jun 23, 2009, 3:58 PM CDT (20:58 UTC)
In effect from: Jun 25, 2009, 7:00 PM CDT
Expired: Jun 27, 2009, 9:25 PM CDT
In force: 50 hr
Issued by: NWS St. Louis, MO
Flood severity: Minor

Counties Jersey County, IL, Saint Charles County, MO

The radar

The St Louis radar (KLSX), 30 km from the middle of the area, began a volume at 20:59 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.

The river

Written for the forecast point Mississippi River at Grafton (GRFI2).

Action stage: 18 ft
Minor stage: 20 ft
Moderate stage: 24 ft
Major stage: 29 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 05587450, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.

What forecasters said that day

The local office's own words before this river flood warning 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 river flood warning went out at Jun 23, 3:50 PM CDT, 8 minutes earlier.

Area forecast discussion, Jun 23, 3:50 PM CDT, 8 minutes before

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Hazardous weather outlook, Jun 23, 3:52 AM CDT, 12 hours 6 minutes before

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Nearby

River Flood Warnings in Missouri, 2009 River Flood Warnings in Illinois, 2009 Every river flood warning in 2009

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; the gauge from the NWS water service and the USGS.