Alert archive / Iowa / Flash Flood Warnings in 2024

Flash Flood Warning 25, NWS Quad Cities, IA

July 22, 2024Scott County, Iowa

NWS Quad Cities, IA issued this flash flood warning at Jul 22, 2024, 6:13 PM CDT for Scott County, Iowa. It was in force for 2 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jul 22, 2024, 6:13 PM CDT (23:13 UTC)
Expired: Jul 22, 2024, 8:17 PM CDT
In force: 2 hr
Issued by: NWS Quad Cities, IA
Area: Storm-based polygon
Flood severity: None

County Scott County, IA

The radar

The Quad Cities radar (KDVN), 4 km from the middle of the area, began a volume at 23:16 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.

What forecasters said that day

The local office's own words before this flash 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 flash flood warning went out at Jul 22, 2:53 PM CDT, 3 hours 20 minutes earlier.

Area forecast discussion, Jul 22, 2:53 PM CDT, 3 hours 20 minutes before

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Hazardous weather outlook, Jul 22, 2:30 PM CDT, 3 hours 43 minutes before

Hazardous Weather Outlook
National Weather Service Quad Cities IA IL
230 PM CDT Mon Jul 22 2024

IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007-
009-015>018-024>026-034-035-MOZ009-010-231930-
Buchanan-Delaware-Dubuque-Benton-Linn-Jones-Jackson-Iowa-Johnson-
Cedar-Clinton-Muscatine-Scott-Keokuk-Washington-Louisa-Jefferson-
Henry IA-Des Moines-Van Buren-Lee-Jo Daviess-Stephenson-Carroll-
Whiteside-Rock Island-Henry IL-Bureau-Putnam-Mercer-Henderson-
Warren-Hancock-McDonough-Scotland-Clark-
230 PM CDT Mon Jul 22 2024

This Hazardous Weather Outlook is for portions of north central
Illinois...northwest Illinois...west central Illinois...east
central Iowa...northeast Iowa...southeast Iowa and northeast
Missouri.

.DAY ONE...THIS AFTERNOON AND TONIGHT

Isolated storms may develop this afternoon and evening with much
of the area likely to stay dry. Atmospheric conditions may be
supportive of a few brief funnel clouds this afternoon and
evening. These non-supercell funnel clouds rarely touch the
ground. No severe weather is anticipated today.

Area rivers are experiencing flooding. Please see the
latest Flood Statements and Flood Warnings for details.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

Scattered showers and thunderstorms are possible on Tuesday and
Wednesday. The risk for severe weather is very low.

.SPOTTER INFORMATION STATEMENT...

GENERAL STORM MOTION OF THE DAY:

To the east at 5 to 10 MPH.

DC

In the hours before

Special weather statement, Jul 22, 5:52 PM CDT, 21 minutes before

Special Weather Statement
National Weather Service Quad Cities IA/IL
552 PM CDT Mon Jul 22 2024

IAZ066-068-ILZ009-015-230015-
Whiteside IL-Rock Island IL-Scott IA-Clinton IA-
552 PM CDT Mon Jul 22 2024

...A slow-moving thunderstorm will impact portions of western
Whiteside, northeastern Rock Island, eastern Scott and southeastern
Clinton Counties through 715 PM CDT...

At 550 PM CDT, Doppler radar was tracking a slow-moving thunderstorm
over Le Claire, or near Bettendorf, moving northeast at 55 mph.

HAZARD...Flooding possible due to heavy rainfall.

SOURCE...Radar indicated.

IMPACT...Ponding of water on roadways, rising creeks and streams.

Locations impacted include...
Davenport, Moline, Rock Island, Bettendorf, Clinton, East Moline,
Eldridge, Camanche, Le Claire, Fulton, Hampton, Port Byron, Erie,
Garden Plain, Rapids City, Albany, Princeton, Long Grove, Cordova,
and Lyndon.

This includes the following highways...
 Interstate 74 in Iowa between mile markers 1 and 5.
 Interstate 80 in Iowa between mile markers 295 and 306.
 Interstate 80 in Illinois near mile marker 1.
 Interstate 74 in Illinois near mile marker 1.
 Interstate 88 between mile markers 11 and 27.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

Torrential rainfall is occurring and may lead to localized flooding.
Do not drive your vehicle through flooded roadways. Stay away from
flooded areas. Report any flooding to local law enforcement.

If the heavy rain continues, a flash flood warning may be needed.

&&

LAT...LON 4147 9057 4175 9061 4196 9024 4172 8993
TIME...MOT...LOC 2250Z 239DEG 49KT 4163 9039

MAX HAIL SIZE...0.00 IN
MAX WIND GUST...<30 MPH

Haase

Special weather statement, Jul 22, 6:07 PM CDT, 6 minutes before

Special Weather Statement...CORRECTED
National Weather Service Quad Cities IA/IL
607 PM CDT Mon Jul 22 2024

IAZ066-068-ILZ009-015-230015-
Whiteside IL-Rock Island IL-Scott IA-Clinton IA-
607 PM CDT Mon Jul 22 2024

...A slow-moving thunderstorm will impact portions of western
Whiteside, northeastern Rock Island, eastern Scott and southeastern
Clinton Counties through 715 PM CDT...

At 550 PM CDT, Doppler radar was tracking a slow-moving thunderstorm
over Le Claire, or near Bettendorf, and was nearly stationary.

HAZARD...Flooding possible due to heavy rainfall.

SOURCE...Radar indicated.

IMPACT...Ponding of water on roadways, rising creeks and streams.

Locations impacted include...
Davenport, Moline, Rock Island, Bettendorf, Clinton, East Moline,
Eldridge, Camanche, Le Claire, Fulton, Hampton, Port Byron, Erie,
Garden Plain, Rapids City, Albany, Princeton, Long Grove, Cordova,
and Lyndon.

This includes the following highways...
 Interstate 74 in Iowa between mile markers 1 and 5.
 Interstate 80 in Iowa between mile markers 295 and 306.
 Interstate 80 in Illinois near mile marker 1.
 Interstate 74 in Illinois near mile marker 1.
 Interstate 88 between mile markers 11 and 27.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

Torrential rainfall is occurring and may lead to localized flooding.
Do not drive your vehicle through flooded roadways. Stay away from
flooded areas. Report any flooding to local law enforcement.

If the heavy rain continues, a flash flood warning may be needed.

&&

LAT...LON 4147 9057 4175 9061 4196 9024 4172 8993
TIME...MOT...LOC 2250Z 239DEG 49KT 4163 9039

MAX HAIL SIZE...0.00 IN
MAX WIND GUST...<30 MPH

Haase

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 22, 5:52 PM CDT	Special Weather Statement	DVN	Clinton	83 min
Jul 22, 6:07 PM CDT	Special Weather Statement	DVN	Clinton	68 min

Nearby

Flash Flood Warnings in Iowa, 2024 Every flash flood warning in 2024

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.