Flood Warning
National Weather Service La Crosse WI
954 AM CDT Tue Aug 19 2025
IAC037-192300-
/O.EXT.KARX.FA.W.0005.000000T0000Z-250819T2300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Chickasaw IA-
954 AM CDT Tue Aug 19 2025
...FLOOD WARNING NOW IN EFFECT UNTIL 6 PM CDT THIS EVENING...
* WHAT...Flooding caused by excessive rainfall continues.
* WHERE...A portion of northeast Iowa, including the following
county, Chickasaw.
* WHEN...Until 600 PM CDT Tuesday.
* IMPACTS...Flooding of rivers, creeks, streams, and other low-lying
and flood-prone locations is imminent or occurring.
* ADDITIONAL DETAILS...
- At 951 AM CDT, local law enforcement reported flooding in the
warned area. Numerous roads remain closed due to flooding.
- Flooding impacts will continue, but no additional rainfall is
expected.
- Some locations that will experience flooding include...
New Hampton, Lawler, Ionia, Protivin, Jerico, Chickasaw, Alta
Vista, North Washington, Bassett, Williamstown and
Jacksonville.
- http://www.weather.gov/safety/flood
IAC067-200245-
/O.EXT.KARX.FL.W.0023.000000T0000Z-250821T2141Z/
/CCYI4.2.ER.250819T1729Z.250820T1200Z.250821T0941Z.NO/
935 AM CDT Tue Aug 19 2025
...FLOOD WARNING NOW IN EFFECT UNTIL THURSDAY AFTERNOON...
* WHAT...Moderate flooding is forecast.
* WHERE...Cedar River at Charles City.
* WHEN...Until Thursday afternoon.
* IMPACTS...At 15.0 feet, Leland Avenue and Park Drive at 19th
Avenue begins to flood.
* ADDITIONAL DETAILS...
- At 9:15 AM CDT Tuesday the stage was 11.4 feet.
- Bankfull stage is 9.0 feet.
- Forecast...The river is expected to rise above flood stage
this afternoon and crest around 15.0 feet late tonight. It
will then fall below flood stage early Thursday morning.
- Flood stage is 12.0 feet.
- Flood History...This crest compares to a previous crest of
15.0 feet on 04/17/1973.
- http://www.weather.gov/safety/flood
IAC033-067-195-201100-
/O.EXT.KDMX.FL.W.0018.000000T0000Z-250821T0000Z/
/MCWI4.1.ER.250818T1739Z.250819T1030Z.250820T1800Z.NO/
951 AM CDT Tue Aug 19 2025
...FLOOD WARNING NOW IN EFFECT UNTIL TOMORROW EVENING...
* WHAT...Minor flooding is occurring and minor flooding is forecast.
* WHERE...The Winnebago River at Mason City, or from Beaver Creek
near Fertile to the Shell Rock River near Rockford.
* WHEN...Until tomorrow evening.
* IMPACTS...At 11.0 feet, Sandbagging occurs on the dike from 12th
St NE to Carolina St.
* ADDITIONAL DETAILS...
- At 9:15 AM CDT Tuesday the stage was 11.1 feet.
- Forecast...The river is expected to fall below flood stage
early tomorrow afternoon and continue falling to 7.6 feet
Tuesday, August 26.
- Flood stage is 10.0 feet.
IAC013-017-023-201100-
/O.NEW.KDMX.FL.W.0019.250819T2248Z-250823T0000Z/
/SHRI4.1.ER.250819T2248Z.250820T1800Z.250822T1800Z.NO/
950 AM CDT Tue Aug 19 2025
...FLOOD WARNING IN EFFECT FROM THIS AFTERNOON TO FRIDAY EVENING...
* WHAT...Minor flooding is forecast.
* WHERE...The Shell Rock River at Shell Rock, or from Flood Creek
near Clarksville to the Cedar River.
* WHEN...From this afternoon to Friday evening.
* IMPACTS...At 12.5 feet, Seepage occurs in several basements close
to the river.
* ADDITIONAL DETAILS...
- At 8:45 AM CDT Tuesday the stage was 11.3 feet.
- Forecast...The river is expected to rise above flood stage
late this afternoon to a crest of 12.7 feet early tomorrow
afternoon. It will then fall below flood stage early Friday
afternoon.
- Flood stage is 12.0 feet.
IAC013-201100-
/O.NEW.KDMX.FL.W.0020.250820T1342Z-250823T1618Z/
/CEDI4.1.ER.250820T1342Z.250822T0000Z.250823T1017Z.NO/
950 AM CDT Tue Aug 19 2025
...FLOOD WARNING IN EFFECT FROM WEDNESDAY MORNING TO LATE SATURDAY
MORNING...
* WHAT...Minor flooding is forecast.
* WHERE...The Cedar River at Cedar Falls, or from the West Fork
Cedar River to the Cedar Falls-Waterloo city limits.
* WHEN...From Wednesday morning to late Saturday morning.
* IMPACTS...At 91.0 feet, Water affects Big Woods Rd south of
Dunkerton Rd as well as the north parking lot of Island Park.
* ADDITIONAL DETAILS...
- At 8:45 AM CDT Tuesday the stage was 83.5 feet.
- Forecast...The river is expected to rise above flood stage
tomorrow morning to a crest of 91.1 feet Thursday evening. It
will then fall below flood stage early Saturday morning.
- Flood stage is 89.0 feet.
IAC191-200415-
/O.EXT.KARX.FL.W.0024.000000T0000Z-250820T1305Z/
/SPLI4.1.ER.250818T1606Z.250818T1930Z.250820T0105Z.NO/
1107 AM CDT Tue Aug 19 2025
...FLOOD WARNING NOW IN EFFECT UNTIL TOMORROW MORNING...
* WHAT...Minor flooding is occurring and minor flooding is forecast.
* WHERE...Turkey River at Spillville.
* WHEN...Until tomorrow morning.
* ADDITIONAL DETAILS...
- At 10:30 AM CDT Tuesday the stage was 9.7 feet.
- Bankfull stage is 8.0 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 10:30 AM CDT Tuesday was 11.3 feet.
- Forecast...The river is expected to rise to a crest of 9.8
feet this afternoon. It will then fall below flood stage this
evening.
- Flood stage is 9.0 feet.
- Flood History...This crest compares to a previous crest of
9.9 feet on 03/21/2011.
- http://www.weather.gov/safety/flood
IAC043-200415-
/O.EXT.KARX.FL.W.0029.250819T2248Z-250822T0000Z/
/EKDI4.1.ER.250819T2248Z.250820T1200Z.250821T1200Z.NO/
1107 AM CDT Tue Aug 19 2025
...FLOOD WARNING NOW IN EFFECT FROM THIS AFTERNOON TO THURSDAY
EVENING...
* WHAT...Minor flooding is forecast.
* WHERE...Turkey River at Elkader.
* WHEN...From this afternoon to Thursday evening.
* ADDITIONAL DETAILS...
- At 10:45 AM CDT Tuesday the stage was 10.7 feet.
- Bankfull stage is 12.0 feet.
- Forecast...The river is expected to rise above flood stage
late this afternoon to a crest of 14.4 feet tomorrow morning.
It will then fall below flood stage Thursday morning.
- Flood stage is 12.0 feet.
- Flood History...This crest compares to a previous crest of
14.4 feet on 03/12/2010.
- http://www.weather.gov/safety/flood
IAC005-200415-
/O.EXT.KARX.FL.W.0020.000000T0000Z-250820T1200Z/
/DCHI4.1.ER.250818T1607Z.250819T0230Z.250820T0000Z.NO/
1106 AM CDT Tue Aug 19 2025
...FLOOD WARNING NOW IN EFFECT UNTIL TOMORROW MORNING...
* WHAT...Minor flooding is occurring and minor flooding is forecast.
* WHERE...Upper Iowa River at Dorchester Hwy 76.
* WHEN...Until tomorrow morning.
* IMPACTS...At 15.0 feet, Significant agricultural flooding begins.
* ADDITIONAL DETAILS...
- At 10:00 AM CDT Tuesday the stage was 14.7 feet.
- Bankfull stage is 14.0 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 10:00 AM CDT Tuesday was 16.9 feet.
- Forecast...The river is expected to fall below flood stage
this evening and continue falling to 8.2 feet Tuesday, August
26.
- Flood stage is 14.0 feet.
- Flood History...This crest compares to a previous crest of
14.7 feet on 07/24/2022.
- http://www.weather.gov/safety/flood
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