Flood Statement
Issued by NWS Sioux Falls, SD

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000
WGUS83 KFSD 221702
FLSFSD
Flood Statement
National Weather Service Sioux Falls SD
1202 PM CDT Sun Apr 22 2018

...The Flood Warning continues for the following rivers in South
Dakota...Iowa...Minnesota...

  James River Near Forestburg
  James River At Mitchell
  James River Near Scotland
  James River Above Yankton
  Firesteel Creek Near Mount Vernon
  Vermillion River Near Davis
  Vermillion River Near Wakonda
  Big Sioux River Near Bruce
  Big Sioux River Near Brookings
  Big Sioux River Near Dell Rapids
  Big Sioux River At Sioux Falls I-90
  Big Sioux River above Hawarden
  Big Sioux River At Akron
  Rock River At Rock Rapids
  Ocheyedan River Near Spencer
  Little Sioux River Near Milford
  Little Sioux River At Spencer
  Little Sioux River At Linn Grove
  Split Rock Creek Below Jasper
  Redwood River Near Marshall

.The following river forecasts include forecast precipitation through
tonight. Any additional future rains could affect the crest
forecasts.

As the runoff from melting snow continues into next week, significant
rises on area rivers and streams will occur. Most of the flooding will
only reach the minor category, but a few locations will reach moderate.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Safety message...Do not drive cars through flooded areas. The water
depth and road condition may be unsafe.

Additional information is available at

http://water.weather.gov/ahps2/index.php?wfo=fsd

Stay tuned for further updates by listening to NOAA weather radio...
or your local radio and TV stations.

The next scheduled statement will be issued tomorrow morning.

&&

SDC011-232102-
/O.CON.KFSD.FL.W.0066.000000T0000Z-000000T0000Z/
/BRCS2.2.ER.180421T0027Z.180422T1230Z.000000T0000Z.NO/
1202 PM CDT Sun Apr 22 2018

The Flood Warning continues for
  The Big Sioux River Near Bruce.
* Until further notice.
* At 10 AM Sunday the stage was 9.9 feet.
* Flood stage is 8.0 feet.
* At stages near 9.5 feet...The right bank overflows, flooding
  agricultural lands for as much as 1/4 mile.

&&

LAT...LON 4454 9696 4454 9687 4446 9686 4432 9685
          4432 9692 4443 9694

$$

SDC011-101-232102-
/O.EXT.KFSD.FL.W.0049.000000T0000Z-180427T1000Z/
/BRKS2.2.ER.180421T1150Z.180423T1200Z.180426T1000Z.NO/
1202 PM CDT Sun Apr 22 2018

The Flood Warning continues for
  The Big Sioux River Near Brookings.
* Until late Thursday night.
* At 11 AM Sunday the stage was 10.3 feet.
* Minor flooding is occurring and Moderate flooding is forecast.
* Flood stage is 9.0 feet.
* Forecast...The river will rise to 10.5 feet by Monday April 23.
* At stages near 10.3 feet...473rd Avenue north of the gage begins
  to flood.

&&

LAT...LON 4432 9692 4432 9685 4421 9675 4414 9661
          4410 9665 4420 9683

$$

SDC099-101-232102-
/O.CON.KFSD.FL.W.0050.000000T0000Z-180427T0600Z/
/DERS2.1.ER.000000T0000Z.180424T0600Z.180426T0600Z.NO/
1202 PM CDT Sun Apr 22 2018

The Flood Warning continues for
  The Big Sioux River Near Dell Rapids.
* Until late Thursday night.
* At 11 AM Sunday the stage was 12.5 feet.
* Minor flooding is occurring and Minor flooding is forecast.
* Flood stage is 12.0 feet.
* Forecast...The river will rise to 12.7 feet by Tuesday April 24.
* At stages near 12.0 feet...Agricultural lands along the lower banks
  of the river begin to flood.

&&

LAT...LON 4394 9673 4394 9665 4379 9665 4379 9672
          4370 9672 4370 9679

$$

SDC099-232102-
/O.CON.KFSD.FL.W.0051.000000T0000Z-000000T0000Z/
/SFLS2.2.ER.180420T1500Z.180422T1600Z.000000T0000Z.NO/
1202 PM CDT Sun Apr 22 2018

The Flood Warning continues for
  The Big Sioux River At Sioux Falls I-90.
* Until further notice.
* At 11 AM Sunday the stage was 14.1 feet.
* Moderate flooding is occurring and Moderate flooding is forecast.
* Flood stage is 12.0 feet.
* Forecast...The river will continue to fall to a stage of 13.9 feet
  by 7 AM Monday.
* At stages near 14.0 feet...Some farm buildings between Renner and
  Sioux Falls are threatened by high water.

&&

LAT...LON 4370 9679 4370 9672 4361 9674 4360 9674
          4360 9676 4366 9676

$$

IAC149-167-SDC127-232102-
/O.EXT.KFSD.FL.W.0052.000000T0000Z-180427T0600Z/
/HWDI4.1.ER.180421T0645Z.180423T1200Z.180427T0000Z.UU/
1202 PM CDT Sun Apr 22 2018

The Flood Warning continues for
  The Big Sioux River above Hawarden.
* Until late Thursday night.
* At 10 AM Sunday the stage was 22.6 feet.
* Minor flooding is occurring and Minor flooding is forecast.
* Flood stage is 20.5 feet.
* Forecast...The river will rise to 23.2 feet by Monday April 23.
* At stages near 23.0 feet...South Dakota Highway 46 begins to flood.


&&

LAT...LON 4331 9663 4331 9651 4314 9641 4303 9647
          4303 9654 4312 9654

$$

IAC149-SDC127-232102-
/O.CON.KFSD.FL.W.0053.000000T0000Z-000000T0000Z/
/AKRI4.2.ER.180421T1445Z.180424T1200Z.000000T0000Z.NO/
1202 PM CDT Sun Apr 22 2018

The Flood Warning continues for
  The Big Sioux River At Akron.
* Until further notice.
* At 11 AM Sunday the stage was 17.0 feet.
* Minor flooding is occurring and Moderate flooding is forecast.
* Flood stage is 16.0 feet.
* Forecast...The river will continue rising to near 18.8 feet by
  Tuesday April 24. Additional rises may be possible thereafter.
* At stages near 19.5 feet...Several farm houses are flooded.

&&

LAT...LON 4296 9657 4296 9645 4286 9652 4273 9648
          4273 9669 4277 9667

$$

SDC111-232102-
/O.EXT.KFSD.FL.W.0054.180422T1800Z-180428T0900Z/
/FORS2.1.ER.180422T1800Z.180424T0000Z.180427T0900Z.NO/
1202 PM CDT Sun Apr 22 2018

The Flood Warning continues for
  The James River Near Forestburg.
* Until late Friday night.
* At 11 AM Sunday the stage was 11.7 feet.
* Minor flooding is forecast.
* Flood stage is 12.0 feet.
* At stages near 14.0 feet...Many of the county and township roads
  along the river are under water.

&&

LAT...LON 4420 9822 4420 9810 4402 9802 4393 9798
          4393 9812 4409 9816

$$

SDC035-061-232102-
/O.EXT.KFSD.FL.W.0055.180423T0600Z-000000T0000Z/
/JRMS2.1.ER.180423T0600Z.180426T1200Z.000000T0000Z.NO/
1202 PM CDT Sun Apr 22 2018

The Flood Warning continues for
  The James River At Mitchell.
* From late tonight until further notice.
* At 10 AM Sunday the stage was 15.9 feet.
* Minor flooding is forecast.
* Flood stage is 17.0 feet.
* Forecast...Rise above flood stage by Monday April 23 and continue
  to rise to near 18.7 feet by Thursday April 26. Additional rises
  are possible thereafter.
* At stages near 20.0 feet...The higher banks overflow.

&&

LAT...LON 4393 9812 4393 9798 4370 9789 4340 9763
          4338 9777 4351 9797

$$

SDC067-135-232102-
/O.CON.KFSD.FL.W.0056.000000T0000Z-000000T0000Z/
/SCOS2.1.ER.180425T1800Z.180429T0600Z.000000T0000Z.NO/
1202 PM CDT Sun Apr 22 2018

The Flood Warning continues for
  The James River Near Scotland.
* Until further notice.
* At 10 AM Sunday the stage was 12.7 feet.
* Minor flooding is forecast.
* Flood stage is 13.0 feet.
* Forecast...Rise above flood stage by Wednesday April 25 and
  continue to rise to near 13.4 feet by Sunday April 29
  Additional rises are possible thereafter.
* At stages near 13.0 feet...Significant agricultural flooding
  begins.

&&

LAT...LON 4338 9777 4340 9763 4321 9755 4308 9736
          4308 9750 4317 9769

$$

SDC135-232102-
/O.EXT.KFSD.FL.W.0061.180429T0530Z-000000T0000Z/
/YNNS2.1.ER.180429T0530Z.180429T0600Z.000000T0000Z.NO/
1202 PM CDT Sun Apr 22 2018

The Flood Warning continues for
  The James River Above Yankton.
* Until further notice.
* At 11 AM Sunday the stage was 8.9 feet.
* Minor flooding is forecast.
* Flood stage is 12.0 feet.
* Forecast...Rise above flood stage by Sunday April 29 and continue
  to rise to near 12.1 feet by Sunday April 29. Additional rises
  are possible thereafter.
* At stages near 12.0 feet...Significant agricultural flooding
  begins.

&&

LAT...LON 4308 9750 4308 9736 4298 9731 4287 9722
          4287 9737 4298 9741

$$

SDC035-232102-
/O.EXT.KFSD.FL.W.0057.180423T1630Z-180425T1400Z/
/MTVS2.1.ER.180423T1630Z.180424T0000Z.180424T1400Z.NO/
1202 PM CDT Sun Apr 22 2018

The Flood Warning continues for
  The Firesteel Creek Near Mount Vernon.
* From Monday morning to Wednesday morning.
* At 11 AM Sunday the stage was 6.9 feet.
* Minor flooding is forecast.
* Flood stage is 8.0 feet.
* At stages near 8.0 feet...The right bank overflows.

&&

LAT...LON 4383 9850 4392 9842 4381 9829 4379 9807
          4373 9805 4374 9831

$$

SDC125-232102-
/O.EXT.KFSD.FL.W.0062.180424T0600Z-180425T1800Z/
/DVSS2.1.ER.180424T0600Z.180424T0600Z.180424T1800Z.NO/
1202 PM CDT Sun Apr 22 2018

The Flood Warning continues for
  The Vermillion River Near Davis.
* From late Monday night to Wednesday afternoon.
* Flood stage is 11.0 feet.
* At stages near 11.0 feet...Low lying areas and some fields begin
  flooding.

&&

LAT...LON 4340 9710 4340 9704 4327 9696 4318 9689
          4310 9694 4310 9703

$$

SDC027-232102-
/O.EXT.KFSD.FL.W.0063.000000T0000Z-180425T0600Z/
/WKAS2.1.ER.180423T0000Z.180423T1200Z.180424T0600Z.NO/
1202 PM CDT Sun Apr 22 2018

The Flood Warning continues for
  The Vermillion River Near Wakonda.
* Until late Tuesday night.
* At 7 AM Sunday the stage was 13.6 (Estimated) feet.
* Minor flooding is forecast.
* Flood stage is 14.0 feet.
* At stages near 14.0 feet...Minor flooding of low lying areas
  begins in non-leveed areas, and some agricultural land will
  flood if the levees fail.

&&

LAT...LON 4310 9703 4310 9694 4291 9690 4291 9701
          4295 9700 4300 9704

$$

MNC133-SDC099-232102-
/O.CON.KFSD.FL.W.0065.000000T0000Z-000000T0000Z/
/JSPM5.1.ER.180421T0221Z.180421T1930Z.000000T0000Z.NO/
1202 PM CDT Sun Apr 22 2018

The Flood Warning continues for
  The Split Rock Creek Below Jasper.
* Until further notice.
* At 11 AM Sunday the stage was 92.1 feet.
* Flood stage is 91.0 feet.
* At stages near 91.0 feet...The lower banks on this stretch
  of the creek are overtopped. The low water crossing on
  250th Street at the MN/SD state line is flooded.

&&

LAT...LON 4390 9639 4384 9637 4377 9642 4372 9648
          4372 9654 4381 9649

$$

IAC119-232102-
/O.EXT.KFSD.FL.W.0058.000000T0000Z-180424T1200Z/
/RAPI4.1.ER.180422T1603Z.180423T0000Z.180423T1200Z.NO/
1202 PM CDT Sun Apr 22 2018

The Flood Warning continues for
  The Rock River At Rock Rapids.
* Until Tuesday morning.
* At 11 AM Sunday the stage was 13.0 feet.
* Minor flooding is occurring and Minor flooding is forecast.
* Flood stage is 13.0 feet.
* Recent activity...The river rose above flood stage on
  Sunday April 22.
* Forecast...The river will rise to 13.2 feet by the afternoon
  of Sunday April 22.
* At stages near 13.0 feet...The lower banks on the left side
  of the river will begin flooding.

&&

LAT...LON 4350 9625 4350 9614 4338 9611 4331 9618
          4334 9625 4341 9619

$$

IAC041-232102-
/O.EXT.KFSD.FL.W.0059.000000T0000Z-180426T0000Z/
/SPOI4.1.ER.180422T1515Z.180423T0600Z.180425T0000Z.NO/
1202 PM CDT Sun Apr 22 2018

The Flood Warning continues for
  The Ocheyedan River Near Spencer.
* Until Wednesday evening.
* At 10 AM Sunday the stage was 8.0 feet.
* Minor flooding is forecast.
* Flood stage is 8.0 feet.
* Recent activity...The river rose above flood stage on
  Sunday April 22.
* At stages near 8.0 feet...Minor flooding of pasture land begins.

&&

LAT...LON 4318 9540 4318 9533 4315 9520 4313 9513
          4312 9524 4315 9540

$$

IAC041-059-232102-
/O.CON.KFSD.FL.W.0067.000000T0000Z-000000T0000Z/
/MIFI4.1.ER.180421T0300Z.180422T1415Z.000000T0000Z.NO/
1202 PM CDT Sun Apr 22 2018

The Flood Warning continues for
  The Little Sioux River Near Milford.
* Until further notice.
* At 10 AM Sunday the stage was 12.9 feet.
* Flood stage is 12.0 feet.
* Recent activity...The river rose above flood stage on
  Saturday April 21.
* At stages near 12.0 feet...Minor flooding of low lying agricultural
  lands begins.

&&

LAT...LON 4350 9533 4350 9526 4334 9519 4334 9516
          4328 9517 4329 9524

$$

IAC041-232102-
/O.CON.KFSD.FL.W.0046.000000T0000Z-000000T0000Z/
/SPWI4.1.ER.180414T0415Z.180423T1800Z.000000T0000Z.NO/
1202 PM CDT Sun Apr 22 2018

The Flood Warning continues for
  The Little Sioux River At Spencer.
* Until further notice.
* At 10 AM Sunday the stage was 11.9 feet.
* Minor flooding is occurring and Minor flooding is forecast.
* Flood stage is 10.0 feet.
* Forecast...The river will continue rising to near 12.7 feet by
  Monday April 23. Additional rises may be possible thereafter.
* At stages near 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.

&&

LAT...LON 4315 9518 4315 9512 4315 9505 4299 9503
          4302 9510 4310 9510

$$

IAC021-041-232102-
/O.CON.KFSD.FL.W.0047.000000T0000Z-000000T0000Z/
/LNNI4.1.ER.180418T0405Z.180425T1200Z.000000T0000Z.NO/
1202 PM CDT Sun Apr 22 2018

The Flood Warning continues for
  The Little Sioux River At Linn Grove.
* Until further notice.
* At 11 AM Sunday the stage was 18.2 feet.
* Minor flooding is occurring and Minor flooding is forecast.
* Flood stage is 18.0 feet.
* Forecast...The river will continue rising to near 18.6 feet by
  Wednesday April 25. Additional rises may be possible thereafter.
* At stages near 18.5 feet...The city park in Sioux Rapids is
  flooded.

&&

LAT...LON 4302 9510 4299 9503 4287 9512 4288 9536
          4296 9543 4293 9520

$$

MNC083-232102-
/O.EXT.KFSD.FL.W.0064.180423T1200Z-180426T0600Z/
/MSHM5.1.ER.180423T1200Z.180424T0000Z.180425T0600Z.NO/
1202 PM CDT Sun Apr 22 2018

...Flood Warning extended until Thursday April 26...
The Flood Warning continues for
  The Redwood River Near Marshall.
* From Monday morning to late Wednesday night.
* At 10 AM Sunday the stage was 12.6 feet.
* Minor flooding is forecast.
* Flood stage is 14.0 feet.
* At stages near 14.0 feet...There will be minor flooding of low
  lying areas outside of Marshall.

&&

LAT...LON 4436 9585 4441 9591 4453 9579 4453 9559
          4448 9559 4448 9572

$$

&&
Location Flood  Latest Observed  Maximum Forecast  Recent Observed
         Stage  Stage  Time      Stage  Time       Crest Time

BIG SIOUX RIVER
BRCS2     8.0    9.94 Sun 11 AM                     10.2  Sun Apr 22
BRKS2     9.0   10.34 Sun 11 AM   10.5  Mon 7 AM
DERS2    12.0   12.49 Sun 11 AM   12.7  Tue 1 AM
SFLS2    12.0   14.11 Sun 11 AM   14.0  Sun 1 PM
HWDI4    20.5   22.61 Sun 10 AM   23.2  Mon 7 AM
AKRI4    16.0   16.96 Sun 11 AM   18.8  Tue 7 AM

JAMES RIVER
FORS2    12.0   11.70 Sun 11 AM   13.8  Mon 7 PM
JRMS2    17.0   15.85 Sun 11 AM   18.7  Thu 7 AM
SCOS2    13.0   12.69 Sun 10 AM   13.4  Sun 1 AM
YNNS2    12.0    8.88 Sun 11 AM   12.1  Sun 1 AM

FIRESTEEL CREEK
MTVS2     8.0    6.92 Sun 11 AM    8.4  Mon 7 PM

VERMILLION RIVER
DVSS2    11.0                     11.0  Tue 1 AM
WKAS2    14.0  E13.60 Sun 7 AM    14.2  Mon 7 AM

SPLIT ROCK CREEK
JSPM5    91.0   92.08 Sun 11 AM                     92.6  Sat Apr 21

ROCK RIVER
RAPI4    13.0   13.03 Sun 11 AM   13.2  Sun 7 PM

OCHEYEDAN RIVER
SPOI4     8.0    7.99 Sun 11 AM    8.4  Mon 1 AM

LITTLE SIOUX RIVER
MIFI4    12.0   12.86 Sun 10 AM                     15.3  Sun Apr 15
SPWI4    10.0   11.88 Sun 10 AM   12.7  Mon 1 PM
LNNI4    18.0   18.17 Sun 11 AM   18.6  Wed 7 AM

REDWOOD RIVER
MSHM5    14.0   12.63 Sun 11 AM   14.7  Mon 7 PM

TRM



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