Alert archive / Iowa / River Flood Warnings in 2010

River Flood Warning 232, NWS Quad Cities, IA

September 1, 2010Keokuk County, Iowa

NWS Quad Cities, IA issued this river flood warning at Sep 1, 2010, 2:57 PM CDT for Keokuk County, Iowa. It took effect at Sep 1, 2010, 8:20 PM CDT. It was in force for 37 hr.

The area

The counties it named.

The facts

Issued: Sep 1, 2010, 2:57 PM CDT (19:57 UTC)
In effect from: Sep 1, 2010, 8:20 PM CDT
Expired: Sep 3, 2010, 9:34 AM CDT
In force: 37 hr
Issued by: NWS Quad Cities, IA
Flood severity: Minor

County Keokuk County, IA

The radar

The Des Moines radar (KDMX), 136 km from the middle of the area, began a volume at 19:57 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 North Skunk River near Sigourney (SIGI4). The gauge peaked at 17.20 ft at Sep 2, 2010, 12:00 AM CDT.

Action stage: 14.5 ft
Minor stage: 16 ft
Moderate stage: 18 ft
Major stage: 21 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 05472500, 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 Aug 31, 3:05 PM CDT, 23 hours 52 minutes earlier.

Area forecast discussion, Aug 31, 3:05 PM CDT, 23 hours 52 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
Aug 31, 9:35 PM CDT	Special Weather Statement	DVN	Benton, Buchanan, Delaware, Iowa, Johnson, Linn	55 min
Aug 31, 10:03 PM CDT	Severe Thunderstorm Warning	DVN	Benton, Buchanan, Iowa, Johnson, Linn	57 min
Aug 31, 10:41 PM CDT	Special Weather Statement	DVN	Delaware, Dubuque, Jones, Linn	64 min
Aug 31, 11:01 PM CDT	Special Weather Statement	DVN	Cedar, Clinton, Jackson, Johnson, Jones, Scott	59 min
Sep 1, 2:57 PM CDT	River Flood Warning	DVN	Johnson, Washington	28 hr

Nearby

River Flood Warnings in Iowa, 2010 Every river flood warning 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; the gauge from the NWS water service and the USGS.