Alert archive / Iowa / River Flood Warnings in 2010

River Flood Warning 75, NWS Quad Cities, IA

April 25, 2010Johnson County, Washington County, Iowa

NWS Quad Cities, IA issued this river flood warning at Apr 25, 2010, 7:34 PM CDT for Johnson County, Washington County, Iowa. It took effect at Apr 25, 2010, 10:13 PM CDT. It was in force for 29 hr.

The area

The counties it named.

The facts

Issued: Apr 25, 2010, 7:34 PM CDT (00:34 UTC)
In effect from: Apr 25, 2010, 10:13 PM CDT
Expired: Apr 27, 2010, 3:19 AM CDT
In force: 29 hr
Issued by: NWS Quad Cities, IA
Flood severity: Minor

Counties Johnson County, IA, Washington County, IA

The radar

The Quad Cities radar (KDVN), 90 km from the middle of the area, began a volume at 00:36 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 English River at Kalona (KALI4). The gauge peaked at 14.26 ft at Apr 25, 2010, 11:00 PM CDT.

Action stage: 13 ft
Minor stage: 14 ft
Moderate stage: 16 ft
Major stage: 18 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 05455500, 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 Apr 25, 3:41 PM CDT, 3 hours 53 minutes earlier.

Area forecast discussion, Apr 25, 3:41 PM CDT, 3 hours 53 minutes before

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Hazardous weather outlook, Apr 25, 4:00 AM CDT, 15 hours 34 minutes before

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In the hours before

Local storm report, Apr 25, 4:19 PM CDT, 3 hours 15 minutes before

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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.