Flood Statement
Issued by NWS Sioux Falls, SD

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017
WGUS83 KFSD 070235
FLSFSD

Flood Statement
National Weather Service Sioux Falls SD
935 PM CDT Mon May 6 2024

...The Flood Warning continues for the following rivers in Iowa...

  Little Sioux River at Cherokee affecting Cherokee County.

  Ocheyedan River near Spencer affecting Clay County.

  Little Sioux River above Spencer / Highway 18 affecting Clay
  County.

  Little Sioux River at Spencer affecting Clay County.

  Little Sioux River near Milford affecting Dickinson County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Be especially cautious at night when it is harder to recognize the
dangers of flooding.

Turn around, don`t drown when encountering flooded roads. Most flood
deaths occur in vehicles.

Additional information is available at www.weather.gov.

The next statement will be issued by Tuesday afternoon.

&&

IAC035-071800-
/O.EXT.KFSD.FL.W.0004.000000T0000Z-240511T2001Z/
/CHKI4.1.ER.240503T0032Z.240507T1800Z.240510T2000Z.NO/
935 PM CDT Mon May 6 2024

...FLOOD WARNING NOW IN EFFECT UNTIL SATURDAY AFTERNOON...

* WHAT...Minor flooding is occurring and minor flooding is forecast.

* WHERE...Little Sioux River at Cherokee.

* WHEN...Until Saturday afternoon.

* IMPACTS...At 18.0 feet, Cherokee city park begins to flood on the
  south bank of the river.

* ADDITIONAL DETAILS...
  - At 8:00 PM CDT Monday the stage was 18.3 feet.
  - Recent Activity...The maximum river stage in the 24 hours
    ending at 8:00 PM CDT Monday was 18.4 feet.
  - Forecast...The river is expected to rise to a crest of 18.4
    feet early tomorrow afternoon. It will then fall below flood
    stage Friday afternoon.
  - Flood stage is 17.0 feet.
  - http://www.weather.gov/safety/flood

&&

  Fld    Observed            Forecasts (7 pm CDT)
Location          Stg    Stg    Day/Time     Tue   Wed   Thu

Little Sioux River
Cherokee          17.0   18.3   Mon 8 pm     18.4  18.4  17.9


&&

LAT...LON 4292 9547 4287 9542 4264 9555 4256 9569
      4256 9581 4269 9561 4280 9559


$$

IAC041-071800-
/O.EXT.KFSD.FL.W.0008.240507T1600Z-240509T0900Z/
/SPOI4.1.ER.240507T1600Z.240508T0000Z.240508T0900Z.NO/
935 PM CDT Mon May 6 2024

...FLOOD WARNING NOW IN EFFECT FROM TUESDAY MORNING TO EARLY
THURSDAY MORNING...

* WHAT...Minor flooding is forecast.

* WHERE...Ocheyedan River near Spencer.

* WHEN...From Tuesday morning to early Thursday morning.

* IMPACTS...At 8.0 feet, minor flooding of pasture land begins.

* ADDITIONAL DETAILS...
  - At 8:45 PM CDT Monday the stage was 7.0 feet.
  - Forecast...The river is expected to rise above flood stage
    late tomorrow morning to a crest of 8.2 feet tomorrow
    evening. It will then fall below flood stage early Wednesday
    morning.
  - Flood stage is 8.0 feet.
  - http://www.weather.gov/safety/flood

&&

               Fld    Observed            Forecasts (7 pm CDT)
Location       Stg    Stg    Day/Time     Tue   Wed   Thu

Ocheyedan River
Spencer        8.0    7.0    Mon 8 pm     8.2   7.4   6.7


&&

LAT...LON 4317 9531 4314 9516 4313 9514 4312 9520
      4313 9531


$$

IAC041-071800-
/O.CON.KFSD.FL.W.0005.000000T0000Z-000000T0000Z/
/SPII4.1.ER.240502T1330Z.240503T1300Z.000000T0000Z.UU/
935 PM CDT Mon May 6 2024

...FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE...

* WHAT...Minor flooding is occurring.

* WHERE...Little Sioux River above Spencer / Highway 18.

* WHEN...Until further notice.

* ADDITIONAL DETAILS...
  - At 8:30 PM CDT Monday the stage was 1322.2 feet.
  - Recent Activity...The maximum river stage in the 24 hours
    ending at 8:30 PM CDT Monday was 1322.4 feet.
  - Forecast...No forecast is available for this location.
  - Flood stage is 1322.0 feet.
  - http://www.weather.gov/safety/flood

&&

  Fld    Observed            Forecasts (unknown time)
Location            Stg    Stg    Day/Time     d1    d2    d3

Little Sioux River
Spencer / Highway 1 1322.0 1322.2 Mon 8 pm     MSG   MSG   MSG


&&

LAT...LON 4326 9527 4326 9520 4321 9521 4317 9514
      4317 9520 4321 9526


$$

IAC041-071800-
/O.CON.KFSD.FL.W.0002.000000T0000Z-000000T0000Z/
/SPWI4.1.ER.240501T0257Z.240504T1400Z.000000T0000Z.NO/
935 PM CDT Mon May 6 2024

...FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE...

* WHAT...Minor flooding is occurring and minor flooding is forecast.

* WHERE...Little Sioux River at Spencer.

* WHEN...Until further notice.

* IMPACTS...At 10.0 feet, the right bank overflows, and minor
  flooding of the Spencer city park and some rural agricultural
  areas begins.

* ADDITIONAL DETAILS...
  - At 8:15 PM CDT Monday the stage was 11.4 feet.
  - Recent Activity...The maximum river stage in the 24 hours
    ending at 8:15 PM CDT Monday was 11.6 feet.
  - Forecast...The river is expected to rise to a crest of 11.6
    feet tomorrow evening.
  - Flood stage is 10.0 feet.
  - http://www.weather.gov/safety/flood

&&

  Fld    Observed            Forecasts (7 pm CDT)
Location          Stg    Stg    Day/Time     Tue   Wed   Thu

Little Sioux River
Spencer           10.0   11.4   Mon 8 pm     11.6  11.6  11.2


&&

LAT...LON 4317 9520 4317 9514 4313 9502 4300 9501
      4296 9508 4296 9516 4306 9508 4312 9519


$$

IAC059-071800-
/O.CON.KFSD.FL.W.0001.000000T0000Z-000000T0000Z/
/MIFI4.1.ER.240501T0040Z.240507T1200Z.000000T0000Z.NO/
935 PM CDT Mon May 6 2024

...FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE...

* WHAT...Minor flooding is occurring and minor flooding is forecast.

* WHERE...Little Sioux River near Milford.

* WHEN...Until further notice.

* IMPACTS...At 14.0 feet, significant amounts of pasture and other
  farm lands begin to flood.

* ADDITIONAL DETAILS...
  - At 8:00 PM CDT Monday the stage was 12.7 feet.
  - Recent Activity...The maximum river stage in the 24 hours
    ending at 8:00 PM CDT Monday was 13.0 feet.
  - Forecast...The river is expected to rise to a crest of 13.5
    feet tomorrow morning.
  - Flood stage is 12.0 feet.
  - http://www.weather.gov/safety/flood

&&

  Fld    Observed            Forecasts (7 pm CDT)
Location          Stg    Stg    Day/Time     Tue   Wed   Thu

Little Sioux River
Milford           12.0   12.7   Mon 8 pm     13.5  13.5  13.4


&&

LAT...LON 4341 9527 4341 9523 4330 9515 4326 9520
      4326 9527 4329 9523


$$

JH