Flood Statement
Issued by NWS Sioux Falls, SD

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000
WGUS83 KFSD 221458
FLSFSD
Flood Statement
National Weather Service Sioux Falls SD
958 AM CDT Mon May 22 2017

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

  Big Sioux River above Hawarden
  Ocheyedan River Near Spencer
  Little Sioux River At Spencer
  Little Sioux River At Linn Grove
...The Flood Warning continues for the following rivers in Iowa...
  Little Sioux River Near Milford

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

****************************************************
......Insert basis section here!!!.....

****************************************************

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.

&&

IAC149-167-SDC127-231858-
/O.EXT.KFSD.FL.W.0012.000000T0000Z-170525T0359Z/
/HWDI4.1.ER.170521T1530Z.170523T1200Z.170524T2159Z.UU/
958 AM CDT Mon May 22 2017

...Flood Warning extended until Wednesday May 24...
The Flood Warning continues for
  The Big Sioux River above Hawarden.
* until Wednesday evening.
* At 09AM Monday the stage was 20.0 feet.
* Flood stage is 19.0 feet.
* Recent activity...The river rose above flood stage on Sunday May
  21.
* Forecast...The river will crest near 20.4 feet Tuesday morning.
* At stages near 19.0 feet...Agricultural flooding begins on the
  South Dakota side of the river.

&&

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

$$

IAC041-231857-
/O.EXT.KFSD.FL.W.0013.000000T0000Z-170525T1800Z/
/SPOI4.1.ER.170521T0707Z.170523T0000Z.170524T1800Z.NO/
958 AM CDT Mon May 22 2017

The Flood Warning continues for
  The Ocheyedan River Near Spencer.
* until Thursday afternoon.
* At 09AM Monday the stage was 9.1 feet.
* Flood stage is 8.0 feet.
* Forecast...The river will crest near 9.2 feet this evening.
* At stages near 9.5 feet...Significant amounts of pasture and other
  farm land begin flooding.

&&

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

$$

IAC041-059-231857-
/O.CON.KFSD.FL.W.0016.000000T0000Z-000000T0000Z/
/MIFI4.1.ER.170521T0830Z.170522T1415Z.000000T0000Z.NO/
958 AM CDT Mon May 22 2017

The Flood Warning continues for
  The Little Sioux River Near Milford.
* until further notice.
* At 09AM Monday the stage was 12.4 feet.
* Flood stage is 12.0 feet.
* Recent activity...The river rose above flood stage on Sunday May
  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

$$

IAC041-231857-
/O.EXT.KFSD.FL.W.0014.000000T0000Z-170527T0600Z/
/SPWI4.1.ER.170521T0030Z.170523T0600Z.170526T0600Z.NO/
958 AM CDT Mon May 22 2017

The Flood Warning continues for
  The Little Sioux River At Spencer.
* until late Friday night.
* At 09AM Monday the stage was 11.8 feet.
* Flood stage is 10.0 feet.
* Recent activity...The river rose above flood stage on Saturday May
  20.
* Forecast...The river will crest near 12.0 feet Tuesday morning.

&&

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

$$

IAC021-041-231857-
/O.EXT.KFSD.FL.W.0015.000000T0000Z-000000T0000Z/
/LNNI4.1.ER.170521T1215Z.170525T0600Z.000000T0000Z.NO/
958 AM CDT Mon May 22 2017

...Flood Warning extended until further notice...
The Flood Warning continues for
  The Little Sioux River At Linn Grove.
* until further notice.
* At 09AM Monday the stage was 18.4 feet.
* Flood stage is 18.0 feet.
* Forecast...The river will continue rising to near 19.2 feet by
  Thursday May 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

$$

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

BIG SIOUX RIVER
HWDI4    19.0   19.98 Mon 9 AM    20.4  Tue 7 AM

OCHEYEDAN RIVER
SPOI4     8.0    9.08 Mon 10 AM   9.2  Mon 7 PM

LITTLE SIOUX RIVER
MIFI4    12.0   12.37 Mon 9 AM                     12.4  Mon May 22
SPWI4    10.0   11.78 Mon 9 AM    12.0  Tue 1 AM
LNNI4    18.0   18.36 Mon 9 AM    19.2  Thu 1 AM

MG



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