Alert archive / Iowa / River Flood Warnings in 2008

River Flood Warning 170, NWS Quad Cities, IA

July 8, 2008Iowa County, Johnson County, Iowa

NWS Quad Cities, IA issued this river flood warning at Jul 8, 2008, 5:51 AM CDT for Iowa County, Johnson County, Iowa. It took effect at Jul 8, 2008, 6:18 AM CDT. It was in force for 28 hr.

The area

The counties it named.

The facts

Issued: Jul 8, 2008, 5:51 AM CDT (10:51 UTC)
In effect from: Jul 8, 2008, 6:18 AM CDT
Expired: Jul 9, 2008, 10:24 AM CDT
In force: 28 hr
Issued by: NWS Quad Cities, IA
Flood severity: Minor

Counties Iowa County, IA, Johnson County, IA

The radar

The Quad Cities radar (KDVN), 104 km from the middle of the area, began a volume at 10:53 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 Iowa River at Marengo (MROI4). The gauge peaked at 14.75 ft at Jul 8, 2008, 9:00 AM CDT.

Action stage: 13 ft
Minor stage: 15 ft
Moderate stage: 17 ft
Major stage: 19 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 05453100, 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 Jul 8, 3:19 AM CDT, 2 hours 32 minutes earlier.

Area forecast discussion, Jul 8, 3:19 AM CDT, 2 hours 32 minutes before

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Hazardous weather outlook, Jul 8, 4:47 AM CDT, 1 hour 4 minutes before

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In the hours before

Special weather statement, Jul 8, 12:50 AM CDT, 5 hours 1 minute before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
1250 AM CDT TUE JUL 8 2008

IAZ088-098-099-ILZ034-MOZ009-010-080700-
LEE IA-VAN BUREN IA-HENRY IA-HANCOCK IL-CLARK MO-SCOTLAND MO-
1250 AM CDT TUE JUL 8 2008

...HEAVY RAIN EARLY THIS MORNING...

AN EAST...WEST LINE OF THUNDERSTORMS EXTENDED FROM NEAR KEOSAUQUA
WEST TO NEAR CENTERVILLE.  THE STORMS IN THIS LINE WERE MOVING EAST
AT 30 MPH.  THIS MOVEMENT MEANS THUNDERSTORMS WITH HEAVY RAIN WILL
CONTINUE TO MOVE ALONG HIGHWAY 2 IN SOUTHEAST IOWA THROUGH 2 AM.
THIS WILL RESULT IN RAINFALL AMOUNTS OF 1 TO POSSIBLY AS HIGH AS 3
INCHES FROM THE WILTON AND KEOSAUQUA AREAS EAST THROUGH DONNELLSON.

THE HEAVY RAINS WILL CAUSE PONDING OF WATER IN LOW LYING AREAS AND
THE OVERFLOWING OF DITCHES AND SMALL CREEKS.

DLF

Local storm report, Jul 8, 4:11 AM CDT, 1 hour 40 minutes before

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        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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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
Jul 7, 7:13 PM CDT	Severe Thunderstorm Warning	DVN	Buchanan	47 min
Jul 7, 7:28 PM CDT	Severe Thunderstorm Warning	DVN	Delaware, Dubuque	47 min
Jul 7, 7:35 PM CDT	Severe Thunderstorm Warning	DVN	Benton, Iowa	55 min
Jul 7, 8:02 PM CDT	Severe Thunderstorm Warning	DVN	Buchanan	21 min
Jul 7, 8:34 PM CDT	Severe Thunderstorm Warning	DVN	Linn	41 min
Jul 7, 8:56 PM CDT	Severe Thunderstorm Warning	DVN	Johnson	64 min
Jul 7, 9:31 PM CDT	Severe Thunderstorm Warning	DVN	Cedar, Muscatine, Scott	44 min
Jul 8, 1:33 AM CDT	Flash Flood Warning	DVN	Van Buren	6 hr
Jul 8, 7:02 AM CDT	River Flood Warning	DVN	Lee, Van Buren	71 hr
Jul 8, 9:36 AM CDT	River Flood Warning	DVN	Louisa	59 hr
Jul 8, 9:36 AM CDT	River Flood Warning	DVN	Johnson, Washington	25 hr

Nearby

River Flood Warnings in Iowa, 2008 Every river flood warning in 2008

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.