440
WGUS43 KFSD 231601
FLWFSD

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Flood Warning
National Weather Service Sioux Falls SD
1101 AM CDT Sun Jun 23 2024

...Observed flooding changed from Moderate to Major severity for the
following rivers in South Dakota...Iowa...

  Big Sioux River near Jefferson affecting Plymouth and Union
  Counties.

  Brule Creek near Richland affecting Union County.

  Big Sioux River near Egan affecting Moody County.

  Sixmile Creek near Brookings affecting Brookings County.

  Big Sioux River near Trent affecting Moody 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 afternoon.

&&

IAC149-SDC127-241815-
/O.CON.KFSD.FL.W.0106.000000T0000Z-000000T0000Z/
/BSJS2.3.ER.240623T0822Z.240623T1445Z.000000T0000Z.NR/
1101 AM CDT Sun Jun 23 2024

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

* WHAT...Major flooding is occurring. This approaches the flood of
  record.

* WHERE...Big Sioux River near Jefferson.

* WHEN...Until further notice.

* IMPACTS...At 42.0 feet, The lowest portions of Hwy 12 may begin to
  flood.

* ADDITIONAL DETAILS...
  - At 9:45 AM CDT Sunday the stage was 41.9 feet.
  - Recent Activity...The maximum river stage in the 24 hours
    ending at 9:45 AM CDT Sunday was 41.9 feet.
  - Forecast...No forecast is available for this location.
  - Flood stage is 31.0 feet.
  - http://www.weather.gov/safety/flood

&&

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

Big Sioux River
Jefferson      31.0   41.9   Sun 9 am   MSG   MSG   MSG


&&

LAT...LON 4263 9659 4267 9653 4263 9649 4256 9647
      4256 9652


$$

SDC127-241815-
/O.CON.KFSD.FL.W.0105.000000T0000Z-000000T0000Z/
/BCKS2.2.ER.240623T0236Z.240623T1500Z.000000T0000Z.NO/
1101 AM CDT Sun Jun 23 2024

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

* WHAT...Moderate flooding is occurring.

* WHERE...Brule Creek near Richland.

* WHEN...Until further notice.

* IMPACTS...At 1127.0 feet, 478th Avenue floods, as do some township
  roads in Emmett Township.

* ADDITIONAL DETAILS...
  - At 10:00 AM CDT Sunday the stage was 1128.5 feet.
  - Recent Activity...The maximum river stage in the 24 hours
    ending at 10:00 AM CDT Sunday was 1128.5 feet.
  - Forecast...No forecast is available for this location.
  - Flood stage is 1125.0 feet.
  - http://www.weather.gov/safety/flood

&&

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

Brule Creek
Richland   1125.0 1128.5 Sun 10 am  MSG   MSG   MSG


&&

LAT...LON 4290 9678 4290 9676 4287 9675 4286 9672
      4281 9667 4276 9666 4275 9663 4272 9665
      4275 9669 4280 9669 4286 9677


$$

SDC101-241815-
/O.CON.KFSD.FL.W.0102.000000T0000Z-000000T0000Z/
/EGAS2.2.ER.240622T1818Z.240623T1500Z.000000T0000Z.NO/
1101 AM CDT Sun Jun 23 2024

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

* WHAT...Moderate flooding is occurring.

* WHERE...Big Sioux River near Egan.

* WHEN...Until further notice.

* IMPACTS...At 1519.0 feet, Water is across the road on both sides
  of the bridge by the Egan Park, and water reaches the bottom of
  the bridge on Highway 34.

* ADDITIONAL DETAILS...
  - At 10:00 AM CDT Sunday the stage was 1519.3 feet.
  - Recent Activity...The maximum river stage in the 24 hours
    ending at 10:00 AM CDT Sunday was 1519.3 feet.
  - Forecast...No forecast is available for this location.
  - Flood stage is 1516.5 feet.
  - http://www.weather.gov/safety/flood

&&

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

Big Sioux River
Egan           1516.5 1519.3 Sun 10 am  MSG   MSG   MSG


&&

LAT...LON 4404 9666 4404 9658 4394 9667 4394 9673


$$

SDC011-241815-
/O.CON.KFSD.FL.W.0101.000000T0000Z-000000T0000Z/
/SMCS2.2.ER.240622T1519Z.240623T1515Z.000000T0000Z.NR/
1101 AM CDT Sun Jun 23 2024

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

* WHAT...Moderate flooding is occurring. This approaches the flood
  of record.

* WHERE...Sixmile Creek near Brookings.

* WHEN...Until further notice.

* IMPACTS...At 1635.0 feet, The east parking lot at Sexauer Park
  begins to flood. Township roads northeast of Brookings begin to
  flood.

* ADDITIONAL DETAILS...
  - At 10:15 AM CDT Sunday the stage was 1635.0 feet.
  - Recent Activity...The maximum river stage in the 24 hours
    ending at 10:15 AM CDT Sunday was 1635.0 feet.
  - Forecast...No forecast is available for this location.
  - Flood stage is 1634.0 feet.
  - http://www.weather.gov/safety/flood

&&

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

Sixmile Creek
Brookings    1634.0 1635.0 Sun 10 am  MSG   MSG   MSG


&&

LAT...LON 4446 9667 4444 9663 4433 9674 4428 9685
      4431 9685 4436 9676


$$

SDC101-241815-
/O.CON.KFSD.FL.W.0098.000000T0000Z-000000T0000Z/
/TRES2.2.ER.240622T1019Z.240623T1430Z.000000T0000Z.NO/
1101 AM CDT Sun Jun 23 2024

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

* WHAT...Moderate flooding is occurring.

* WHERE...Big Sioux River near Trent.

* WHEN...Until further notice.

* IMPACTS...At 1496.0 feet, 478th Avenue and 242nd Street begin to
  flood.

* ADDITIONAL DETAILS...
  - At 10:15 AM CDT Sunday the stage was 1496.8 feet.
  - Recent Activity...The maximum river stage in the 24 hours
    ending at 10:15 AM CDT Sunday was 1496.9 feet.
  - Forecast...No forecast is available for this location.
  - Flood stage is 1495.0 feet.
  - http://www.weather.gov/safety/flood

&&

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

Big Sioux River
Trent          1495.0 1496.8 Sun 10 am  MSG   MSG   MSG


&&

LAT...LON 4394 9673 4394 9667 4389 9663 4385 9663
      4385 9668 4388 9668


$$

Kalin