249
WGUS83 KFSD 030222
FLSFSD

Flood Statement
National Weather Service Sioux Falls SD
922 PM CDT Sun Jun 2 2024

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

  Ocheyedan River near Spencer affecting Clay County.

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

  Little Sioux River near Milford affecting Dickinson County.

  Little Sioux River at Spencer affecting Clay County.

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.

The next statement will be issued by Monday evening.

&&

IAC041-040430-
/O.CON.KFSD.FL.W.0021.000000T0000Z-000000T0000Z/
/SPOI4.2.ER.240601T1611Z.240603T0145Z.000000T0000Z.NO/
922 PM CDT Sun Jun 2 2024

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

* WHAT...Moderate flooding is occurring and moderate flooding is
  forecast.

* WHERE...Ocheyedan River near Spencer.

* WHEN...Until further notice.

* IMPACTS...At 10.5 feet, Significant amounts of agricultural land
  are flooded and some county roads may begin to flood.

* ADDITIONAL DETAILS...
  - At 9:15 PM CDT Sunday the stage was 10.2 feet.
  - Recent Activity...The maximum river stage in the 24 hours
    ending at 9:15 PM CDT Sunday was 10.2 feet.
  - Forecast...The river is expected to fall to 8.7 feet Friday
    evening.
  - Flood stage is 8.0 feet.
  - http://www.weather.gov/safety/flood

&&

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

Ocheyedan River
Spencer        8.0    10.2   Sun 9 pm   10.0  10.0  9.7


&&

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


$$

IAC041-040430-
/O.CON.KFSD.FL.W.0018.000000T0000Z-000000T0000Z/
/SPII4.1.ER.240524T2045Z.240603T0115Z.000000T0000Z.UU/
922 PM CDT Sun Jun 2 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.

* IMPACTS...At 1322.5 feet, Most banks begin to be overtopped and
  overspill into nearby agricultural land.

* ADDITIONAL DETAILS...
  - At 8:30 PM CDT Sunday the stage was 1323.7 feet.
  - Recent Activity...The maximum river stage in the 24 hours
    ending at 8:30 PM CDT Sunday was 1323.7 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 1323.7 Sun 8 pm   MSG   MSG   MSG


&&

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


$$

IAC059-040430-
/O.CON.KFSD.FL.W.0016.000000T0000Z-000000T0000Z/
/MIFI4.2.ER.240524T1110Z.240601T1400Z.000000T0000Z.NO/
922 PM CDT Sun Jun 2 2024

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

* WHAT...Moderate flooding is occurring and moderate flooding is
  forecast.

* WHERE...Little Sioux River near Milford.

* WHEN...Until further notice.

* IMPACTS...At 15.5 feet, the bridge on 190th Avenue near 240th
  Street is overtopped, and 180th Street between 170th Avenue and
  190th Avenue is flooded.

* ADDITIONAL DETAILS...
  - At 8:00 PM CDT Sunday the stage was 14.8 feet.
  - Recent Activity...The maximum river stage in the 24 hours
    ending at 8:00 PM CDT Sunday was 15.0 feet.
  - Forecast...The river is expected to fall to 12.5 feet Friday
    evening.
  - Flood stage is 12.0 feet.
  - http://www.weather.gov/safety/flood

&&

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

Little Sioux River
Milford           12.0   14.8   Sun 8 pm   13.9  12.8  12.4


&&

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


$$

IAC041-040430-
/O.CON.KFSD.FL.W.0012.000000T0000Z-000000T0000Z/
/SPWI4.1.ER.240521T2027Z.240603T0600Z.000000T0000Z.NO/
922 PM CDT Sun Jun 2 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 14.0 feet, city sewers in Spencer can begin to back
  up. Highway 18 between Spencer and Dickens can start flooding if
  flows on the tributary creeks are also very high.

* ADDITIONAL DETAILS...
  - At 8:15 PM CDT Sunday the stage was 13.2 feet.
  - Recent Activity...The maximum river stage in the 24 hours
    ending at 8:15 PM CDT Sunday was 13.2 feet.
  - Forecast...The river is expected to rise to a crest of 13.4
    feet just after midnight tonight.
  - Flood stage is 10.0 feet.
  - http://www.weather.gov/safety/flood

&&

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

Little Sioux River
Spencer           10.0   13.2   Sun 8 pm   13.3  13.1  12.7


&&

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


$$

JM