Alert archive / Iowa / River Flood Warnings in 2020

River Flood Warning 32, NWS Quad Cities, IA

April 12, 2020Lee County, Iowa; Hancock County, Illinois; Clark County, Missouri

NWS Quad Cities, IA issued this river flood warning at Apr 12, 2020, 10:20 AM CDT for Lee County, Iowa; Hancock County, Illinois; Clark County, Missouri. It took effect at Apr 13, 2020, 1:00 AM CDT. It was in force for 3 days.

The area

The counties it named.

The facts

Issued: Apr 12, 2020, 10:20 AM CDT (15:20 UTC)
In effect from: Apr 13, 2020, 1:00 AM CDT
Expired: Apr 16, 2020, 1:00 AM CDT
In force: 3 days
Issued by: NWS Quad Cities, IA
Area: Storm-based polygon
Flood severity: Minor

Counties Lee County, IA, Hancock County, IL, Clark County, MO

The radar

The Quad Cities radar (KDVN), 145 km from the middle of the area, began a volume at 15:19 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 Keokuk (EOKI4).

Action stage: 14 ft
Minor stage: 16 ft
Moderate stage: 17.5 ft
Major stage: 19 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record, 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 12, 10:17 AM CDT, 3 minutes earlier.

Area forecast discussion, Apr 12, 10:17 AM CDT, 3 minutes before

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Hazardous weather outlook, Apr 12, 3:50 AM CDT, 6 hours 30 minutes before

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In the hours before

Special weather statement, Apr 12, 4:39 AM CDT, 5 hours 41 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
Apr 12, 12:37 AM CDT	Special Weather Statement	DVN	Henry	38 min
Apr 12, 1:16 AM CDT	Special Weather Statement	DVN	Des Moines, Lee	59 min
Apr 12, 3:42 AM CDT	Wind Advisory	DVN	Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 15 more	36 hr
Apr 12, 3:12 PM CDT	Special Weather Statement	DVN	Jefferson	48 min
Apr 12, 3:49 PM CDT	Special Weather Statement	DVN	Washington	56 min
Apr 12, 4:14 PM CDT	Special Weather Statement	DVN	Dubuque, Jones	31 min
Apr 12, 4:42 PM CDT	Special Weather Statement	DVN	Lee	33 min
Apr 12, 4:53 PM CDT	Special Weather Statement	DVN	Muscatine	52 min
Apr 12, 5:23 PM CDT	Special Weather Statement	DVN	Scott	37 min
Apr 12, 1:54 AM CDT	Special Weather Statement	DVN	Hancock, Henderson, McDonough, Warren	81 min
Apr 12, 6:04 PM CDT	Special Weather Statement	DVN	Jo Daviess	41 min
Apr 11, 11:21 PM CDT	Special Weather Statement	DVN	Clark	24 min

Nearby

River Flood Warnings in Iowa, 2020 River Flood Warnings in Illinois, 2020 River Flood Warnings in Missouri, 2020 Every river flood warning in 2020

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.