Alert archive / Iowa / River Flood Warnings in 2021
River Flood Warning 8, NWS Quad Cities, IA
NWS Quad Cities, IA issued this river flood warning at Apr 11, 2021, 8:26 AM CDT for Des Moines County, Henry County, Lee County, Iowa. It took effect at Apr 11, 2021, 9:36 AM CDT. It was in force for 30 hr.
The area
The outline as issued.
The facts
- Issued
- Apr 11, 2021, 8:26 AM CDT (13:26 UTC)
- In effect from
- Apr 11, 2021, 9:36 AM CDT
- Expired
- Apr 12, 2021, 3:18 PM CDT
- In force
- 30 hr
- Issued by
- NWS Quad Cities, IA
- Area
- Storm-based polygon
- Flood severity
- Minor
Counties Des Moines County, IA, Henry County, IA, Lee County, IA
The radar
The Quad Cities radar (KDVN), 111 km from the middle of the area, began a volume at 13:28 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 Skunk River at Augusta (AGSI4). The gauge peaked at 16.10 ft at Apr 11, 2021, 10:00 PM CDT.
- Action stage
- 14 ft
- Minor stage
- 15 ft
- Moderate stage
- 17 ft
- Major stage
- 20 ft
This gauge today: stage, forecast and historic crests
Stage from the USGS instantaneous record for site 05474000, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.
The text
As transmitted.
637
WGUS43 KDVN 111326
FLWDVN
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Flood Warning
National Weather Service Quad Cities IA IL
826 AM CDT Sun Apr 11 2021
...The National Weather Service in Quad Cities IA IL has issued a
Flood Warning for the following rivers in Iowa...
Skunk River at Augusta affecting Henry IA, Lee and Des Moines
Counties.
River Forecasts include past precipitation and forecast
precipitation for the next 24 hours.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Motorists should not attempt to drive around barricades or drive
cars through flooded areas.
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Additional information is available at www.weather.gov/quadcities.
The next statement will be issued this afternoon.
&&
IAC057-087-111-120130-
/O.NEW.KDVN.FL.W.0008.210411T1436Z-210414T0143Z/
/AGSI4.1.ER.210411T1436Z.210412T0600Z.210413T0742Z.NO/
826 AM CDT Sun Apr 11 2021
The National Weather Service in Quad Cities has issued a
* Flood Warning for
the Skunk River at Augusta.
* Until Tuesday evening.
* At 7:30 AM CDT Sunday the stage was 14.8 feet.
* Flood stage is 15.0 feet.
* Minor flooding is forecast.
* Forecast...The river is expected to rise above flood stage late
this morning to a crest of 16.2 feet just after midnight tonight.
It will then fall below flood stage early Tuesday morning.
* Impact...At 15.0 feet, Water overflows the south river bank near
the Perkins Road bridge at Augusta.
* Impact...At 16.0 feet, Water floods some agricultural land near
the river.
&&
LAT...LON 4090 9164 4095 9159 4088 9149 4088 9144
4076 9118 4076 9111 4072 9112 4070 9111
4067 9112 4070 9120 4074 9130 4081 9146
4083 9153
$$
Uttech5 follow-up statements
141
WGUS83 KDVN 111924
FLSDVN
Flood Statement
National Weather Service Quad Cities IA IL
224 PM CDT Sun Apr 11 2021
...The Flood Warning continues for the following rivers in Iowa...
Illinois...
Wapsipinicon River near De Witt 4S affecting Scott and Clinton
Counties.
Skunk River at Augusta affecting Henry IA, Lee and Des Moines
Counties.
Rock River at Moline affecting Henry IL and Rock Island Counties.
Green River near Geneseo affecting Henry IL County.
La Moine River at Colmar affecting Hancock and McDonough Counties.
River Forecasts include past precipitation and forecast
precipitation for the next 24 hours.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Motorists should not attempt to drive around barricades or drive
cars through flooded areas.
A Flood Warning means that flooding is imminent or occurring. All
interested parties should take necessary precautions immediately.
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Additional information is available at www.weather.gov/quadcities.
The next statement will be issued this evening.
&&
IAC057-087-111-120730-
/O.CON.KDVN.FL.W.0008.000000T0000Z-210414T0143Z/
/AGSI4.1.ER.210411T1312Z.210412T0600Z.210413T0742Z.NO/
224 PM CDT Sun Apr 11 2021
...The Flood Warning remains in effect...
The Flood Warning continues for
the Skunk River at Augusta.
* Until Tuesday evening.
* At 1:30 PM CDT Sunday the stage was 15.8 feet.
* Flood stage is 15.0 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Recent Activity...The maximum river stage in the 24 hours ending
at 1:30 PM CDT Sunday was 15.8 feet.
* Forecast...The river is expected to rise to a crest of 16.2 feet
just after midnight tonight. It will then fall below flood stage
early Tuesday morning.
* Impact...At 16.0 feet, Water floods some agricultural land near
the river.
&&
LAT...LON 4090 9164 4095 9159 4088 9149 4088 9144
4076 9118 4076 9111 4072 9112 4070 9111
4067 9112 4070 9120 4074 9130 4081 9146
4083 9153
$$
ILC073-161-120730-
/O.CON.KDVN.FL.W.0007.000000T0000Z-210414T1200Z/
/MLII2.1.ER.210412T0000Z.210412T0600Z.210413T1800Z.NO/
224 PM CDT Sun Apr 11 2021
...The Flood Warning remains in effect...
The Flood Warning continues for
the Rock River at Moline.
* Until Wednesday morning.
* At 1:30 PM CDT Sunday the stage was 11.6 feet.
* Flood stage is 12.0 feet.
* Minor flooding is forecast.
* Forecast...The river is expected to rise above flood stage this
evening to a crest of 12.1 feet just after midnight tonight. It
will then fall below flood stage early Tuesday afternoon.
* Impact...At 12.0 feet, Minor Flood Stage. Water affects residences
near the 27th Street bridge. Water is over portions of 60th St
south of Green Valley Sports Complex and portions of 56th Ave
along the north side of the river.
* Impact...At 12.5 feet, Water affects some residences in the lower
Friendship Farm area. 60th St is under water south of the Green
Valley Sports Complex. 56th St along the north side of the river
is under water.
&&
LAT...LON 4148 9061 4152 9032 4148 9027 4144 9043
4145 9064
$$
IAC045-163-120730-
/O.CON.KDVN.FL.W.0006.000000T0000Z-210414T1330Z/
/DEWI4.2.ER.210411T1545Z.210412T1200Z.210413T1930Z.NO/
224 PM CDT Sun Apr 11 2021
...The Flood Warning remains in effect...
The Flood Warning continues for
the Wapsipinicon River near De Witt 4S.
* Until Wednesday morning.
* At 1:30 PM CDT Sunday the stage was 11.4 feet.
* Flood stage is 11.0 feet.
* Minor flooding is occurring and moderate flooding is forecast.
* Recent Activity...The maximum river stage in the 24 hours ending
at 1:30 PM CDT Sunday was 11.4 feet.
* Forecast...The river is expected to rise to a crest of 11.9 feet
tomorrow morning. It will then fall below flood stage early
Tuesday afternoon.
* Impact...At 11.5 feet, Moderate Flood Stage. Water affects homes
along old U.S. Highway 61.
* Impact...At 12.0 feet, Overbank flooding occurs. Water affects
residences along the river between Wheatland and Calamus. Water
affects businesses along the river near Calamus.
&&
LAT...LON 4200 9090 4184 9071 4177 9033 4169 9035
4171 9080 4185 9090
$$
ILC073-120730-
/O.CON.KDVN.FL.W.0005.000000T0000Z-210413T1800Z/
/GENI2.1.ER.210411T1208Z.210412T0000Z.210413T0000Z.NO/
224 PM CDT Sun Apr 11 2021
...The Flood Warning remains in effect...
The Flood Warning continues for
the Green River near Geneseo.
* Until Tuesday afternoon.
* At 1:30 PM CDT Sunday the stage was 15.8 feet.
* Flood stage is 15.0 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Recent Activity...The maximum river stage in the 24 hours ending
at 1:30 PM CDT Sunday was 15.9 feet.
* Forecast...The river is expected to rise to a crest of 16.3 feet
this evening. It will then fall below flood stage tomorrow evening.
* Impact...At 15.5 feet, Water affects Illinois Highway 84 north of
U.S. Highway 6 in the Colona area.
&&
LAT...LON 4149 9036 4150 8986 4146 8986 4146 9038
$$
ILC067-109-120730-
/O.CON.KDVN.FL.W.0004.000000T0000Z-210414T2030Z/
/CLMI2.2.ER.210411T0104Z.210412T1800Z.210414T0230Z.NO/
224 PM CDT Sun Apr 11 2021
...The Flood Warning remains in effect...
The Flood Warning continues for
the La Moine River at Colmar.
* Until Wednesday afternoon.
* At 1:45 PM CDT Sunday the stage was 21.5 feet.
* Flood stage is 20.0 feet.
* Minor flooding is occurring and moderate flooding is forecast.
* Recent Activity...The maximum river stage in the 24 hours ending
at 1:45 PM CDT Sunday was 21.5 feet.
* Forecast...The river is expected to rise to a crest of 22.2 feet
early tomorrow afternoon. It will then fall below flood stage late
Tuesday evening.
* Impact...At 22.5 feet, Water affects lower roads around Birmingham.
&&
LAT...LON 4043 9093 4024 9074 4013 9066 4013 9072
4040 9102
$$
Speck594
WGUS83 KDVN 120127
FLSDVN
Flood Statement
National Weather Service Quad Cities IA IL
827 PM CDT Sun Apr 11 2021
...The Flood Warning continues for the following rivers in Iowa...
Skunk River at Augusta affecting Henry IA, Lee and Des Moines
Counties.
River Forecasts include past precipitation and forecast
precipitation for the next 24 hours.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
IAC057-087-111-121330-
/O.EXT.KDVN.FL.W.0008.000000T0000Z-210413T1424Z/
/AGSI4.1.ER.210411T1312Z.210412T0600Z.210412T2024Z.NO/
827 PM CDT Sun Apr 11 2021
...The Flood Warning is now in effect until late Tuesday morning...
The Flood Warning continues for
the Skunk River at Augusta.
* Until Tuesday morning.
* At 7:30 PM CDT Sunday the stage was 16.1 feet.
* Flood stage is 15.0 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Forecast...The river is expected to rise to a crest of 16.2 feet
just after midnight tonight. It will then fall below flood stage
tomorrow afternoon.
* Impact...At 15.0 feet, water overflows the south river bank near
the Perkins Road bridge at Augusta.
* Impact...At 16.0 feet, water floods some agricultural land near
the river.
&&
LAT...LON 4090 9164 4095 9159 4088 9149 4088 9144
4076 9118 4076 9111 4072 9112 4070 9111
4067 9112 4070 9120 4074 9130 4081 9146
4083 9153
$$772
WGUS83 KDVN 121004
FLSDVN
Flood Statement
National Weather Service Quad Cities IA IL
504 AM CDT Mon Apr 12 2021
...The Flood Warning continues for the following rivers in Iowa...
Wapsipinicon River near De Witt 4S affecting Scott and Clinton
Counties.
Skunk River at Augusta affecting Henry IA, Lee and Des Moines
Counties.
River Forecasts include past precipitation and forecast
precipitation for the next 24 hours.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Additional information is available at www.weather.gov/quadcities.
The next statement will be issued this morning.
&&
IAC057-087-111-122215-
/O.CON.KDVN.FL.W.0008.000000T0000Z-210413T1424Z/
/AGSI4.1.ER.210411T1312Z.210412T0200Z.210412T2024Z.NO/
504 AM CDT Mon Apr 12 2021
...The Flood Warning remains in effect...
The Flood Warning continues for
the Skunk River at Augusta.
* Until Tuesday morning.
* At 4:30 AM CDT Monday the stage was 15.9 feet and falling.
* Flood stage is 15.0 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Recent Activity...The maximum river stage in the 24 hours ending
at 4:30 AM CDT Monday was 16.2 feet.
* Forecast...The river is expected to fall below flood stage late
this afternoon and continue falling to 4.3 feet Sunday evening.
* Impact...At 15.0 feet, water overflows the south river bank near
the Perkins Road bridge at Augusta.
* Impact...At 16.0 feet, water floods some agricultural land near
the river.
&&
LAT...LON 4090 9164 4095 9159 4088 9149 4088 9144
4076 9118 4076 9111 4072 9112 4070 9111
4067 9112 4070 9120 4074 9130 4081 9146
4083 9153
$$
IAC045-163-122215-
/O.CON.KDVN.FL.W.0006.000000T0000Z-210414T1912Z/
/DEWI4.2.ER.210411T1545Z.210412T1200Z.210414T0112Z.NO/
504 AM CDT Mon Apr 12 2021
...The Flood Warning remains in effect...
The Flood Warning continues for
the Wapsipinicon River near De Witt 4S.
* Until Wednesday afternoon.
* At 4:30 AM CDT Monday the stage was 12.0 feet.
* Flood stage is 11.0 feet.
* Moderate flooding is occurring and moderate flooding is forecast.
* Recent Activity...The maximum river stage in the 24 hours ending
at 4:30 AM CDT Monday was 12.0 feet.
* Forecast...The river is expected to remain near a crest of 12.0
feet this morning. It will then fall below flood stage tomorrow
evening.
* Impact...At 11.5 feet, Moderate Flood Stage, water affects homes
along old U.S. Highway 61.
* Impact...At 12.0 feet, overbank flooding occurs. Water affects
residences along the river between Wheatland and Calamus. Water
affects businesses along the river near Calamus.
&&
LAT...LON 4200 9090 4184 9071 4177 9033 4169 9035
4171 9080 4185 9090
$$
Ervin435
WGUS83 KDVN 121424
FLSDVN
Flood Statement
National Weather Service Quad Cities IA IL
924 AM CDT Mon Apr 12 2021
...The Flood Warning is extended for the following rivers in Iowa...
Skunk River at Augusta affecting Henry IA, Lee and Des Moines
Counties.
River Forecasts include past precipitation and forecast
precipitation for the next 24 hours.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Motorists should not attempt to drive around barricades or drive
cars through flooded areas.
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Additional information is available at www.weather.gov/quadcities.
The next statement will be issued this afternoon.
&&
IAC057-087-111-130230-
/O.EXT.KDVN.FL.W.0008.000000T0000Z-210413T1500Z/
/AGSI4.1.ER.210411T1312Z.210412T0200Z.210412T2100Z.NO/
924 AM CDT Mon Apr 12 2021
...The Flood Warning is now in effect until late tomorrow morning...
The Flood Warning continues for
the Skunk River at Augusta.
* Until Tuesday morning.
* At 8:30 AM CDT Monday the stage was 15.6 feet.
* Flood stage is 15.0 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Recent Activity...The maximum river stage in the 24 hours ending
at 8:30 AM CDT Monday was 16.2 feet.
* Forecast...The river is expected to fall below flood stage late
this afternoon and continue falling to 4.1 feet Monday morning.
* Impact...At 15.0 feet, Water overflows the south river bank near
the Perkins Road bridge at Augusta.
* Impact...At 16.0 feet, Water floods some agricultural land near
the river.
&&
LAT...LON 4090 9164 4095 9159 4088 9149 4088 9144
4076 9118 4076 9111 4072 9112 4070 9111
4067 9112 4070 9120 4074 9130 4081 9146
4083 9153
$$
Gunkel134
WGUS83 KDVN 122018
FLSDVN
Flood Statement
National Weather Service Quad Cities IA IL
318 PM CDT Mon Apr 12 2021
...The Flood Warning is cancelled for the following rivers in Iowa...
Skunk River at Augusta affecting Henry IA, Lee and Des Moines
Counties.
IAC057-087-111-122130-
/O.CAN.KDVN.FL.W.0008.000000T0000Z-210412T2018Z/
/AGSI4.1.ER.210411T1312Z.210412T0200Z.210412T2100Z.NO/
318 PM CDT Mon Apr 12 2021
...The Flood Warning for the Skunk River at Augusta has been
cancelled...
The Flood Warning is cancelled for
the Skunk River at Augusta.
* At 2:30 PM CDT Monday the stage was 14.9 feet and falling.
* Flood stage is 15.0 feet.
* Forecast...The river is expected to fall to 4.1 feet early Monday
afternoon.
&&
LAT...LON 4090 9164 4095 9159 4088 9149 4088 9144
4076 9118 4076 9111 4072 9112 4070 9111
4067 9112 4070 9120 4074 9130 4081 9146
4083 9153
$$The office that day
Everything else NWS Quad Cities, IA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 10, 8:12 PM CDT | River Flood Warning | DVN | Clinton, Scott | 67 hr |
| Apr 11, 11:34 AM CDT | Areal Flood Warning | DVN | Des Moines, Louisa | 6 hr |
Nearby
River Flood Warnings in Iowa, 2021Every river flood warning in 2021
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.