694  
WGUS83 KFSD 211551  
FLSFSD  
FLOOD STATEMENT  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
1051 AM CDT SUN OCT 21 2018  
 
...THE FLOOD WARNING IS CANCELLED FOR THE FOLLOWING RIVERS IN IOWA AND  
SOUTH DAKOTA...  
 
BIG SIOUX RIVER AT AKRON  
BIG SIOUX RIVER NEAR RICHLAND  
   
..THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN IOWA
 
 
LITTLE SIOUX RIVER AT LINN GROVE  
 
...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN  
NEBRASKA AND SOUTH DAKOTA...  
 
MISSOURI RIVER AT NIOBRARA  
MISSOURI RIVER AT SPRINGFIELD  
 
.THE FOLLOWING RIVER FORECASTS INCLUDE FORECAST PRECIPITATION THROUGH  
TONIGHT. ANY ADDITIONAL FUTURE RAINS COULD AFFECT THE CREST  
FORECASTS.  
 
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.  
 

 
 
NEC107-SDC009-221950-  
/O.CON.KFSD.FL.W.0263.000000T0000Z-000000T0000Z/  
/MRNN1.1.ER.181011T0815Z.181014T0430Z.000000T0000Z.NO/  
1051 AM CDT SUN OCT 21 2018  
 
THE FLOOD WARNING CONTINUES FOR  
THE MISSOURI RIVER AT NIOBRARA.  
* UNTIL FURTHER NOTICE.  
* AT 10AM SUNDAY THE STAGE WAS 21.82 FEET.  
* FLOOD STAGE IS 21.00 FEET.  
* AT STAGES NEAR 22.0 FEET...THE ROAD TO THE NIOBRARA SEWER LAGOON IS  
FLOODED.  
 

 
 
LAT...LON 4279 9811 4284 9810 4279 9801 4282 9795  
4278 9790 4274 9801  
 

 
 
NEC107-SDC009-221950-  
/O.CON.KFSD.FL.W.0172.000000T0000Z-000000T0000Z/  
/SPGS2.1.ER.180708T1903Z.181014T1515Z.000000T0000Z.NO/  
1051 AM CDT SUN OCT 21 2018  
 
THE FLOOD WARNING CONTINUES FOR  
THE MISSOURI RIVER AT SPRINGFIELD.  
* UNTIL FURTHER NOTICE.  
* AT 10AM SUNDAY THE STAGE WAS 11.30 FEET.  
* FLOOD STAGE IS 10.00 FEET.  
* AT STAGES NEAR 11.0 FEET...THE BOAT LANDING NEAR SANTEE IS FLOODED,  
AND THE ACCESS ROAD TO SOME OF THE RECREATIONAL HOMES EAST OF THE  
BOAT LANDING IS FLOODED.  
 

 
 
LAT...LON 4278 9790 4282 9795 4287 9791 4288 9784  
4283 9783 4281 9788  
 

 
 
IAC021-041-221950-  
/O.EXT.KFSD.FL.W.0212.000000T0000Z-181023T1200Z/  
/LNNI4.3.ER.180920T1206Z.180923T0300Z.181022T1200Z.NR/  
1051 AM CDT SUN OCT 21 2018  
 
THE FLOOD WARNING CONTINUES FOR  
THE LITTLE SIOUX RIVER AT LINN GROVE.  
* UNTIL TUESDAY MORNING.  
* AT 10AM SUNDAY THE STAGE WAS 18.04 FEET.  
* FLOOD STAGE IS 18.00 FEET.  
* FORECAST...THE RIVER WILL CONTINUE TO FALL TO BELOW FLOOD STAGE BY  
MONDAY OCTOBER 22.  
* 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  
 

 
 
IAC149-SDC127-211621-  
/O.CAN.KFSD.FL.W.0256.000000T0000Z-181022T0900Z/  
/AKRI4.2.ER.181010T2050Z.181014T0400Z.181021T1345Z.NO/  
1051 AM CDT SUN OCT 21 2018  
 
THE FLOOD WARNING IS CANCELLED FOR  
THE BIG SIOUX RIVER AT AKRON.  
* AT 10AM SUNDAY THE STAGE WAS 15.97 FEET.  
* FLOOD STAGE IS 16.00 FEET.  
* RECENT ACTIVITY...THE RIVER FELL BELOW FLOOD STAGE AT SUNDAY  
OCTOBER 21.  
* FORECAST...THE RIVER WILL CONTINUE TO FALL TO 15.5 FEET BY 7 AM  
MONDAY.  
* AT STAGES NEAR 16.0 FEET...SEVERAL FARM LEVEES ARE OVERTOPPED WITH  
SIGNIFICANT FLOODING OF AGRICULTURAL LANDS.  
 

 
 
LAT...LON 4291 9658 4291 9649 4281 9654 4277 9659  
4278 9665  
 

 
 
IAC149-SDC127-211621-  
/O.CAN.KFSD.FL.W.0262.000000T0000Z-181021T1551Z/  
/BSRS2.2.ER.181011T0830Z.181014T1500Z.181021T1400Z.UU/  
1051 AM CDT SUN OCT 21 2018  
 
THE FLOOD WARNING IS CANCELLED FOR  
THE BIG SIOUX RIVER NEAR RICHLAND.  
* AT 10AM SUNDAY THE STAGE WAS 1116.97 FEET.  
* FLOOD STAGE IS 1117.00 FEET.  
* RECENT ACTIVITY...THE RIVER ROSE ABOVE FLOOD STAGE ON SUNDAY  
OCTOBER 21.  
* AT STAGES NEAR 1117 FEET...LOWER PASTURE LANDS BEGIN TO FLOOD, AND  
THE MILLSITE ACCESS IS FLOODED.  
 

 
 
LAT...LON 4278 9665 4277 9659 4273 9660 4268 9655  
4264 9661 4270 9666  
 

 
 

 
LOCATION FLOOD LATEST OBSERVED RECENT OBSERVED  
STAGE STAGE TIME CREST TIME  
 
MISSOURI RIVER  
MRNN1 21.0 21.82 SUN 10 AM 22.2 SAT OCT 13  
SPGS2 10.0 11.30 SUN 10 AM 12.0 SUN OCT 14  
 
LITTLE SIOUX RIVER  
LNNI4 18.0 18.04 SUN 10 AM 19.0 SUN OCT 14  
 
BIG SIOUX RIVER  
AKRI4 16.0 15.97 SUN 10 AM 19.4 SAT OCT 13  
BSRS2 1117.0 1116.97 SUN 10 AM 1120.1 SUN OCT 14  
 
ADAMS  
 
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