Alert archive / Iowa / River Flood Warnings in 2009

River Flood Warning 147, NWS Quad Cities, IA

December 26, 2009Des Moines County, Henry County, Lee County, Iowa

NWS Quad Cities, IA issued this river flood warning at Dec 26, 2009, 9:16 AM CST for Des Moines County, Henry County, Lee County, Iowa. It took effect at Dec 26, 2009, 11:48 AM CST. It was in force for 23 hr.

The area

The counties it named.

The facts

Issued: Dec 26, 2009, 9:16 AM CST (15:16 UTC)
In effect from: Dec 26, 2009, 11:48 AM CST
Expired: Dec 27, 2009, 11:00 AM CST
In force: 23 hr
Issued by: NWS Quad Cities, IA
Flood severity: Minor

Counties Des Moines County, IA, Henry County, IA, Lee County, IA

The radar

The Quad Cities radar (KDVN), 109 km from the middle of the area, began a volume at 15:20 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 Skunk River at Augusta (AGSI4).

Action stage: 14 ft
Minor stage: 15 ft
Moderate stage: 17 ft
Major stage: 20 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 05474000, 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 Quad Cities, IA wrote its last area forecast discussion before this river flood warning went out at Dec 25, 3:05 PM CST, 18 hours 11 minutes earlier.

Area forecast discussion, Dec 25, 3:05 PM CST, 18 hours 11 minutes before

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The office that day

Everything else NWS Quad Cities, IA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Dec 26, 3:06 PM CST	River Flood Warning	DVN	Louisa	5 hr
Dec 25, 8:48 PM CST	River Flood Warning	DVN	Henry, Rock Island	5 days
Dec 26, 9:46 AM CST	Winter Weather Advisory	DVN	Bureau, Carroll, Henry, Putnam, Whiteside	10 hr
Dec 26, 9:58 AM CST	River Flood Warning	DVN	Henry, Rock Island, Whiteside	4 days

Nearby

River Flood Warnings in Iowa, 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.