Alert archive / Illinois / River Flood Warnings in 2023

River Flood Warning 10, NWS Quad Cities, IA

April 5, 2023Henry County, Rock Island County, Illinois

NWS Quad Cities, IA issued this river flood warning at Apr 5, 2023, 9:57 AM CDT for Henry County, Rock Island County, Illinois. It took effect at Apr 6, 2023, 1:00 AM CDT. It was in force for 3 days.

The area

The counties it named.

The facts

Issued: Apr 5, 2023, 9:57 AM CDT (14:57 UTC)
In effect from: Apr 6, 2023, 1:00 AM CDT
Expired: Apr 9, 2023, 9:43 AM CDT
In force: 3 days
Issued by: NWS Quad Cities, IA
Area: Storm-based polygon
Flood severity: Moderate

Counties Henry County, IL, Rock Island County, IL

The radar

The Quad Cities radar (KDVN), 30 km from the middle of the area, began a volume at 15:00 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 Rock River at Moline (MLII2).

Action stage: 11 ft
Minor stage: 12 ft
Moderate stage: 13 ft
Major stage: 14 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 5, 6:38 AM CDT, 3 hours 19 minutes earlier.

Area forecast discussion, Apr 5, 6:38 AM CDT, 3 hours 19 minutes before

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Hazardous weather outlook, Apr 5, 6:58 AM CDT, 2 hours 59 minutes before

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In the hours before

Special weather statement, Apr 5, 4:55 AM CDT, 5 hours 2 minutes before

Special Weather Statement
National Weather Service Quad Cities IA/IL
455 AM CDT Wed Apr 5 2023

ILZ001-002-007-051045-
Carroll IL-Jo Daviess IL-Stephenson IL-
455 AM CDT Wed Apr 5 2023

...Strong thunderstorms will impact portions of eastern Jo Daviess,
Carroll and Stephenson Counties through 545 AM CDT...

At 455 AM CDT, Doppler radar was tracking strong thunderstorms along
a line extending from near Apple River to 6 miles north of Fulton.
Movement was east at 50 mph.

HAZARD...Wind gusts up to 50 mph and nickel size hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor damage to outdoor objects is
         possible.

Strong thunderstorms will be near...
  Apple River around 500 AM CDT.
  Mount Carroll, Warren and Nora around 505 AM CDT.
  Chadwick around 510 AM CDT.
  Lanark and Winslow around 515 AM CDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

Frequent cloud to ground lightning is occurring with these storms.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

These storms may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.

A Severe Thunderstorm Watch remains in effect until 1100 AM CDT for
northwestern Illinois.

&&

LAT...LON 4250 8940 4220 8940 4220 8969 4207 8969
      4195 9013 4251 9021
TIME...MOT...LOC 0955Z 256DEG 44KT 4252 9014 4195 9013

MAX HAIL SIZE...0.88 IN
MAX WIND GUST...50 MPH

Speck

Local storm report, Apr 5, 5:13 AM CDT, 4 hours 44 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
513 AM CDT WED APR 5 2023

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0505 AM     HAIL             NORA                    42.46N 89.94W
04/05/2023  M1.00 INCH       JO DAVIESS         IL   TRAINED SPOTTER

            HAIL COVERING THE DECK WITH THE LARGEST
            STONES AT 1 INCH.

&&

DC

Local storm report, Apr 5, 5:16 AM CDT, 4 hours 41 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
516 AM CDT WED APR 5 2023

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0510 AM     HAIL             NORA                    42.46N 89.94W
04/05/2023  M1.50 INCH       JO DAVIESS         IL   TRAINED SPOTTER

&&

DC

Local storm report, Apr 5, 5:23 AM CDT, 4 hours 34 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
523 AM CDT WED APR 5 2023

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0442 AM     TSTM WND DMG     2 SW GREEN ROCK         41.46N 90.40W
04/05/2023                   HENRY              IL   LAW ENFORCEMENT

            TREE DOWN BLOCKING THE ROAD.

&&

ARG

Local storm report, Apr 5, 6:00 AM CDT, 3 hours 57 minutes before

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Local storm report, Apr 5, 7:38 AM CDT, 2 hours 19 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 4, 8:21 PM CDT	Severe Thunderstorm Warning	DVN	Benton	39 min
Apr 4, 8:49 PM CDT	Severe Thunderstorm Warning	DVN	Clinton, Jackson	26 min
Apr 4, 8:55 PM CDT	Severe Thunderstorm Warning	DVN	Benton, Buchanan, Delaware, Linn	50 min
Apr 4, 9:43 PM CDT	Severe Thunderstorm Warning Considerable damage threat	DVN	Buchanan, Delaware	17 min
Apr 4, 10:29 PM CDT	Severe Thunderstorm Warning	DVN	Benton, Buchanan, Delaware, Linn	46 min
Apr 4, 11:15 PM CDT	Severe Thunderstorm Warning	DVN	Benton, Buchanan, Delaware, Linn	45 min
Apr 5, 12:14 AM CDT	Special Weather Statement	DVN	Iowa, Johnson, Keokuk, Washington	46 min
Apr 5, 12:56 AM CDT	Special Weather Statement	DVN	Jones	34 min
Apr 5, 1:08 AM CDT	Special Weather Statement	DVN	Johnson	37 min
Apr 5, 1:10 AM CDT	Severe Thunderstorm Warning	DVN	Johnson, Washington	35 min
Apr 5, 1:43 AM CDT	Severe Thunderstorm Warning	DVN	Cedar, Jones	47 min
Apr 5, 1:50 AM CDT	Special Weather Statement	DVN	Louisa	40 min
Apr 5, 1:54 AM CDT	Severe Thunderstorm Warning	DVN	Johnson, Louisa, Muscatine, Washington	36 min
Apr 5, 3:10 AM CDT	Special Weather Statement	DVN	Henry, Jefferson, Johnson, Keokuk, Lee, Van Buren and 1 more	35 min
Apr 5, 3:23 AM CDT	Severe Thunderstorm Warning	DVN	Henry, Jefferson, Lee, Louisa, Van Buren, Washington	37 min
Apr 5, 4:22 AM CDT	Special Weather Statement	DVN	Clinton, Jackson	38 min
Apr 5, 4:28 AM CDT	Special Weather Statement	DVN	Scott	62 min
Apr 4, 8:48 PM CDT	River Flood Watch	DVN	Henry, Rock Island	13 hr
Apr 4, 8:48 PM CDT	River Flood Warning	DVN	Henry, Rock Island, Whiteside	6 days
Apr 4, 9:09 PM CDT	Severe Thunderstorm Warning	DVN	Carroll, Jo Daviess, Stephenson	36 min
Apr 4, 9:33 PM CDT	Severe Thunderstorm Warning	DVN	Stephenson	27 min
Apr 5, 1:57 AM CDT	Special Weather Statement	DVN	Jo Daviess	33 min
Apr 5, 3:40 AM CDT	Special Weather Statement	DVN	Hancock	50 min
Apr 5, 3:42 AM CDT	Severe Thunderstorm Warning	DVN	Hancock, McDonough	48 min
Apr 5, 4:03 AM CDT	Special Weather Statement	DVN	Henderson, Warren	27 min
Apr 5, 4:09 AM CDT	Severe Thunderstorm Warning	DVN	Henderson, Mercer, Warren	51 min
Apr 5, 4:50 AM CDT	Severe Thunderstorm Warning	DVN	Henry, Rock Island, Whiteside	40 min
Apr 5, 4:51 AM CDT	Tornado Warning	DVN	Henry	24 min
Apr 5, 4:55 AM CDT	Special Weather Statement	DVN	Carroll, Stephenson	50 min
Apr 5, 5:01 AM CDT	Severe Thunderstorm Warning	DVN	Jo Daviess, Stephenson	26 min
Apr 5, 5:11 AM CDT	Severe Thunderstorm Warning	DVN	Bureau, Carroll, Whiteside	34 min
Apr 5, 5:15 AM CDT	Tornado Warning	DVN	Bureau, Henry	11 min
Apr 5, 5:36 AM CDT	Tornado Warning	DVN	Bureau	24 min
Apr 5, 5:38 AM CDT	Severe Thunderstorm Warning	DVN	Bureau, Putnam, Whiteside	38 min
Apr 5, 2:32 AM CDT	Special Weather Statement	DVN	Clark	43 min

Nearby

River Flood Warnings in Illinois, 2023 Every river flood warning in 2023

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.