Alert archive / South Dakota / River Flood Warnings in 2012
River Flood Warning 22, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this river flood warning at May 24, 2012, 9:14 AM CDT for Lincoln County, Union County, South Dakota; Sioux County, Iowa. It took effect at May 25, 2012, 6:08 PM CDT. It was in force for .
The area
The counties it named.
The facts
- Issued
- May 24, 2012, 9:14 AM CDT (14:14 UTC)
- In effect from
- May 25, 2012, 6:08 PM CDT
- Expired
- May 25, 2012, 9:06 AM CDT
- In force
- Issued by
- NWS Sioux Falls, SD
- Flood severity
- Minor
Counties Sioux County, IA, Lincoln County, SD, Union County, SD
The radar
The Sioux Falls radar (KFSD), 61 km from the middle of the area, began a volume at 14:18 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The text
As transmitted, in the capitals the NWS used until 2016.
757
WGUS43 KFSD 241414
FLWFSD
BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE SIOUX FALLS SD
914 AM CDT THU MAY 24 2012
...THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A FLOOD
WARNING FOR THE FOLLOWING RIVERS IN IOWA...SOUTH DAKOTA...
BIG SIOUX RIVER AT HAWARDEN
BIG SIOUX RIVER AT AKRON
ROCK RIVER AT ROCK RAPIDS
OCHEYEDAN RIVER NEAR SPENCER
LITTLE SIOUX RIVER AT SPENCER
LITTLE SIOUX RIVER AT LINN GROVE
.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://WWW.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.
&&
IAC167-SDC083-127-251814-
/O.NEW.KFSD.FL.W.0022.120525T2034Z-120529T2136Z/
/HAWI4.1.ER.120525T2034Z.120527T0000Z.120528T2136Z.NO/
914 AM CDT THU MAY 24 2012
THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A
* FLOOD WARNING FOR
THE BIG SIOUX RIVER AT HAWARDEN.
* FROM FRIDAY AFTERNOON TO TUESDAY AFTERNOON.
* AT 07AM THURSDAY THE STAGE WAS 11.7 (ESTIMATED) FEET.
* MINOR FLOODING IS FORECAST.
* FLOOD STAGE IS 15.0 FEET.
* FORECAST...RISE ABOVE FLOOD STAGE BY 4 PM FRIDAY AND CREST NEAR
16.4 FEET BY SATURDAY MAY 26. THE RIVER WILL FALL BELOW FLOOD STAGE
BY MONDAY MAY 28.
* AT STAGES NEAR 15.0 FEET...AGRICULTURAL FLOODING BEGINS ON THE
SOUTH DAKOTA SIDE OF THE RIVER.
$$
IAC149-SDC127-251814-
/O.NEW.KFSD.FL.W.0023.120526T0600Z-120530T0949Z/
/AKRI4.1.ER.120526T0600Z.120527T1800Z.120529T0949Z.NO/
914 AM CDT THU MAY 24 2012
THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A
* FLOOD WARNING FOR
THE BIG SIOUX RIVER AT AKRON.
* FROM LATE FRIDAY NIGHT TO LATE TUESDAY NIGHT.
* AT 09AM THURSDAY THE STAGE WAS 11.6 FEET.
* MINOR FLOODING IS FORECAST.
* FLOOD STAGE IS 16.0 FEET.
* FORECAST...RISE ABOVE FLOOD STAGE BY 1 AM SATURDAY AND CREST NEAR
17.6 FEET BY SUNDAY MAY 27. THE RIVER WILL FALL BELOW FLOOD STAGE
BY TUESDAY MAY 29.
* AT STAGES NEAR 17.0 FEET...ABOUT 6500 ACRES OF FARM LAND ARE
FLOODED.
$$
IAC119-251814-
/O.NEW.KFSD.FL.W.0024.120525T0600Z-120527T0112Z/
/RAPI4.1.ER.120525T0600Z.120525T1200Z.120526T0112Z.NO/
914 AM CDT THU MAY 24 2012
THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A
* FLOOD WARNING FOR
THE ROCK RIVER AT ROCK RAPIDS.
* FROM LATE TONIGHT TO SATURDAY EVENING.
* AT 08AM THURSDAY THE STAGE WAS 9.3 FEET.
* MINOR FLOODING IS FORECAST.
* FLOOD STAGE IS 13.0 FEET.
* FORECAST...RISE ABOVE FLOOD STAGE BY 1 AM FRIDAY AND CREST NEAR
13.3 FEET BY FRIDAY MAY 25. THE RIVER WILL FALL BELOW FLOOD STAGE
BY FRIDAY MAY 25.
* AT STAGES NEAR 13.0 FEET...THE LOWER BANKS ON THE LEFT SIDE OF THE
RIVER WILL BEGIN FLOODING.
$$
IAC041-251813-
/O.NEW.KFSD.FL.W.0025.120525T1525Z-120528T0000Z/
/SPOI4.1.ER.120525T1525Z.120526T0600Z.120527T0000Z.NO/
914 AM CDT THU MAY 24 2012
THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A
* FLOOD WARNING FOR
THE OCHEYEDAN RIVER NEAR SPENCER.
* FROM FRIDAY MORNING TO SUNDAY EVENING.
* AT 08AM THURSDAY THE STAGE WAS 4.4 FEET.
* MINOR FLOODING IS FORECAST.
* FLOOD STAGE IS 8.0 FEET.
* FORECAST...RISE ABOVE FLOOD STAGE BY 10 AM FRIDAY AND CREST NEAR
8.6 FEET BY SATURDAY MAY 26. THE RIVER WILL FALL BELOW FLOOD STAGE
BY SATURDAY MAY 26.
* AT STAGES NEAR 8.0 FEET...MINOR FLOODING OF PASTURE LAND BEGINS.
$$
IAC041-251813-
/O.NEW.KFSD.FL.W.0026.120525T0200Z-000000T0000Z/
/SPWI4.1.ER.120525T0200Z.120526T0000Z.000000T0000Z.NO/
914 AM CDT THU MAY 24 2012
THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A
* FLOOD WARNING FOR
THE LITTLE SIOUX RIVER AT SPENCER.
* FROM THIS EVENING UNTIL FURTHER NOTICE.
* AT 7 AM THURSDAY THE STAGE WAS ESTIMATED AT 5.6 FEET.
* MINOR FLOODING IS FORECAST.
* FLOOD STAGE IS 10.0 FEET.
* FORECAST...RISE ABOVE FLOOD STAGE BY 9 PM THURSDAY AND CREST NEAR
11.5 FEET BY SATURDAY MAY 26.
* AT STAGES NEAR 10.0 FEET...THE RIGHT BANK OVERFLOWS...AND MINOR
FLOODING OF THE SPENCER CITY PARK AND SOME RURAL AGRICULTURAL AREAS
BEGINS.
$$
IAC021-041-251813-
/O.NEW.KFSD.FL.W.0027.120526T2230Z-000000T0000Z/
/LNNI4.1.ER.120526T2230Z.120529T1200Z.000000T0000Z.NO/
914 AM CDT THU MAY 24 2012
THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A
* FLOOD WARNING FOR
THE LITTLE SIOUX RIVER AT LINN GROVE.
* FROM SATURDAY AFTERNOON UNTIL FURTHER NOTICE.
* AT 09AM THURSDAY THE STAGE WAS 16.5 FEET.
* MINOR FLOODING IS FORECAST.
* FLOOD STAGE IS 18.0 FEET.
* FORECAST...RISE ABOVE FLOOD STAGE BY 5 PM SATURDAY AND CREST NEAR
18.9 FEET BY TUESDAY MAY 29.
* AT STAGES NEAR 18.5 FEET...THE CITY PARK IN SIOUX RAPIDS IS
FLOODED.
$$
&&
LOCATION FLOOD LATEST OBSERVED MAXIMUM FORECAST RECENT OBSERVED
STAGE STAGE TIME STAGE TIME CREST TIME
BIG SIOUX RIVER
HAWI4 15.0 E11.70 THU 7 AM 16.4 SAT 7 PM
AKRI4 16.0 11.57 THU 9 AM 17.6 SUN 1 PM
ROCK RIVER
RAPI4 13.0 9.28 THU 8 AM 13.3 FRI 7 AM
OCHEYEDAN RIVER
SPOI4 8.0 4.39 THU 9 AM 8.6 SAT 1 AM
LITTLE SIOUX RIVER
SPWI4 10.0 5.60 THU 7 AM 11.5 FRI 7 PM
LNNI4 18.0 16.55 THU 9 AM 18.9 TUE 7 AM3 follow-up statements
541
WGUS83 KFSD 241717
FLSFSD
FLOOD STATEMENT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1217 PM CDT THU MAY 24 2012
...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN IOWA...
SOUTH DAKOTA...
BIG SIOUX RIVER AT HAWARDEN
BIG SIOUX RIVER AT AKRON
ROCK RIVER AT ROCK RAPIDS
OCHEYEDAN RIVER NEAR SPENCER
LITTLE SIOUX RIVER AT SPENCER
LITTLE SIOUX RIVER AT LINN GROVE
.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://WWW.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.
&&
IAC167-SDC083-127-252117-
/O.CON.KFSD.FL.W.0022.120525T2034Z-120529T2136Z/
/HAWI4.1.ER.120525T2034Z.120527T0000Z.120528T2136Z.NO/
1217 PM CDT THU MAY 24 2012
THE FLOOD WARNING CONTINUES FOR
THE BIG SIOUX RIVER AT HAWARDEN.
* FROM FRIDAY AFTERNOON TO TUESDAY AFTERNOON.
* AT 07AM THURSDAY THE STAGE WAS 11.7 (ESTIMATED) FEET.
* FLOOD STAGE IS 15.0 FEET.
* FORECAST...RISE ABOVE FLOOD STAGE BY 4 PM FRIDAY AND CREST NEAR
16.4 FEET BY SATURDAY MAY 26. THE RIVER WILL FALL BELOW FLOOD STAGE
BY MONDAY MAY 28.
* AT STAGES NEAR 15.0 FEET...AGRICULTURAL FLOODING BEGINS ON THE
SOUTH DAKOTA SIDE OF THE RIVER.
$$
IAC149-SDC127-252117-
/O.CON.KFSD.FL.W.0023.120526T0600Z-120530T0949Z/
/AKRI4.1.ER.120526T0600Z.120527T1800Z.120529T0949Z.NO/
1217 PM CDT THU MAY 24 2012
THE FLOOD WARNING CONTINUES FOR
THE BIG SIOUX RIVER AT AKRON.
* FROM LATE FRIDAY NIGHT TO LATE TUESDAY NIGHT.
* AT 12PM THURSDAY THE STAGE WAS 11.6 FEET.
* FLOOD STAGE IS 16.0 FEET.
* FORECAST...RISE ABOVE FLOOD STAGE BY 1 AM SATURDAY AND CREST NEAR
17.6 FEET BY SUNDAY MAY 27. THE RIVER WILL FALL BELOW FLOOD STAGE
BY TUESDAY MAY 29.
* AT STAGES NEAR 17.0 FEET...ABOUT 6500 ACRES OF FARM LAND ARE
FLOODED.
$$
IAC119-252117-
/O.CON.KFSD.FL.W.0024.120525T0600Z-120527T0112Z/
/RAPI4.1.ER.120525T0600Z.120525T1200Z.120526T0112Z.NO/
1217 PM CDT THU MAY 24 2012
THE FLOOD WARNING CONTINUES FOR
THE ROCK RIVER AT ROCK RAPIDS.
* FROM LATE TONIGHT TO SATURDAY EVENING.
* AT 11AM THURSDAY THE STAGE WAS 9.4 FEET.
* FLOOD STAGE IS 13.0 FEET.
* FORECAST...RISE ABOVE FLOOD STAGE BY 1 AM FRIDAY AND CREST NEAR
13.3 FEET BY FRIDAY MAY 25. THE RIVER WILL FALL BELOW FLOOD STAGE
BY FRIDAY MAY 25.
* AT STAGES NEAR 13.0 FEET...THE LOWER BANKS ON THE LEFT SIDE OF THE
RIVER WILL BEGIN FLOODING.
$$
IAC041-252117-
/O.CON.KFSD.FL.W.0025.120525T1525Z-120528T0000Z/
/SPOI4.1.ER.120525T1525Z.120526T0600Z.120527T0000Z.NO/
1217 PM CDT THU MAY 24 2012
THE FLOOD WARNING CONTINUES FOR
THE OCHEYEDAN RIVER NEAR SPENCER.
* FROM FRIDAY MORNING TO SUNDAY EVENING.
* AT 11AM THURSDAY THE STAGE WAS 4.9 FEET.
* FLOOD STAGE IS 8.0 FEET.
* FORECAST...RISE ABOVE FLOOD STAGE BY 10 AM FRIDAY AND CREST NEAR
8.6 FEET BY SATURDAY MAY 26. THE RIVER WILL FALL BELOW FLOOD STAGE
BY SATURDAY MAY 26.
* AT STAGES NEAR 8.0 FEET...MINOR FLOODING OF PASTURE LAND BEGINS.
$$
IAC041-252117-
/O.CON.KFSD.FL.W.0026.120525T0200Z-000000T0000Z/
/SPWI4.1.ER.120525T0200Z.120526T0000Z.000000T0000Z.NO/
1217 PM CDT THU MAY 24 2012
THE FLOOD WARNING CONTINUES FOR
THE LITTLE SIOUX RIVER AT SPENCER.
* FROM THIS EVENING UNTIL FURTHER NOTICE.
* AT 11AM THURSDAY THE STAGE WAS 6.6 FEET.
* FLOOD STAGE IS 10.0 FEET.
* FORECAST...RISE ABOVE FLOOD STAGE BY 9 PM THURSDAY AND CREST NEAR
11.5 FEET BY SATURDAY MAY 26.
* AT STAGES NEAR 10.0 FEET...THE RIGHT BANK OVERFLOWS...AND MINOR
FLOODING OF THE SPENCER CITY PARK AND SOME RURAL AGRICULTURAL AREAS
BEGINS.
$$
IAC021-041-252117-
/O.CON.KFSD.FL.W.0027.120526T2230Z-000000T0000Z/
/LNNI4.1.ER.120526T2230Z.120529T1200Z.000000T0000Z.NO/
1217 PM CDT THU MAY 24 2012
THE FLOOD WARNING CONTINUES FOR
THE LITTLE SIOUX RIVER AT LINN GROVE.
* FROM SATURDAY AFTERNOON UNTIL FURTHER NOTICE.
* AT 12PM THURSDAY THE STAGE WAS 16.5 FEET.
* FLOOD STAGE IS 18.0 FEET.
* FORECAST...RISE ABOVE FLOOD STAGE BY 5 PM SATURDAY AND CREST NEAR
18.9 FEET BY TUESDAY MAY 29.
* AT STAGES NEAR 18.5 FEET...THE CITY PARK IN SIOUX RAPIDS IS
FLOODED.
$$
&&
LOCATION FLOOD LATEST OBSERVED MAXIMUM FORECAST RECENT OBSERVED
STAGE STAGE TIME STAGE TIME CREST TIME
BIG SIOUX RIVER
HAWI4 15.0 E11.70 THU 7 AM 16.4 SAT 7 PM
AKRI4 16.0 11.61 THU 12 PM 17.6 SUN 1 PM
ROCK RIVER
RAPI4 13.0 9.40 THU 11 AM 13.3 FRI 7 AM
OCHEYEDAN RIVER
SPOI4 8.0 4.89 THU 12 PM 8.6 SAT 1 AM
LITTLE SIOUX RIVER
SPWI4 10.0 6.55 THU 11 AM 11.5 FRI 7 PM
LNNI4 18.0 16.55 THU 12 PM 18.9 TUE 7 AM432
WGUS83 KFSD 250151
FLSFSD
FLOOD STATEMENT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
851 PM CDT THU MAY 24 2012
...THE FLOOD WARNING IS CANCELLED FOR THE FOLLOWING RIVERS IN IOWA...
ROCK RIVER AT ROCK RAPIDS
...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN IOWA...
SOUTH DAKOTA...
BIG SIOUX RIVER AT HAWARDEN
BIG SIOUX RIVER AT AKRON
LITTLE SIOUX RIVER AT SPENCER
LITTLE SIOUX RIVER AT LINN GROVE
...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN IOWA...
OCHEYEDAN RIVER NEAR SPENCER
.THE FOLLOWING RIVER FORECASTS INCLUDE FORECAST PRECIPITATION THROUGH
TONIGHT. ANY ADDITIONAL FUTURE RAINS COULD AFFECT THE CREST
FORECASTS.
HEAVY RAINFALL OF 1 TO 3 INCHES ACROSS PORTIONS OF SOUTHWESTERN MINNESOTA...
NORTHWESTERN IOWAL...SOUTHEASTERN SOUTH DAKOTA HAVE RESULTED IN SIGNIFICANT
RISES IN AREA RIVER. MORE RAINFALL IS EXPECTED THIS WEEKEND. WHILE THIS RAIN
IS NOT EXPECTED TO BE AS HEAVY AS OCCURRED LAST NIGHT...IT MAY AFFECT RIVER
STAGES EARLY NEXT WEEK.
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://WWW.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.
&&
IAC167-SDC083-127-260551-
/O.EXT.KFSD.FL.W.0022.120525T2308Z-120529T1800Z/
/HAWI4.1.ER.120525T2308Z.120527T0000Z.120528T1800Z.NO/
851 PM CDT THU MAY 24 2012
THE FLOOD WARNING CONTINUES FOR
THE BIG SIOUX RIVER AT HAWARDEN.
* FROM FRIDAY EVENING TO TUESDAY AFTERNOON.
* AT 1PM THURSDAY THE STAGE WAS 11.8 (ESTIMATED) FEET.
* FLOOD STAGE IS 15.0 FEET.
* FORECAST...RISE ABOVE FLOOD STAGE BY 6 PM FRIDAY AND CREST NEAR
16.1 FEET BY SATURDAY MAY 26. THE RIVER WILL FALL BELOW FLOOD STAGE
BY MONDAY MAY 28.
* AT STAGES NEAR 15.0 FEET...AGRICULTURAL FLOODING BEGINS ON THE
SOUTH DAKOTA SIDE OF THE RIVER.
$$
IAC149-SDC127-260551-
/O.EXT.KFSD.FL.W.0023.120526T2100Z-120529T0345Z/
/AKRI4.1.ER.120526T2100Z.120527T1800Z.120528T0345Z.NO/
851 PM CDT THU MAY 24 2012
THE FLOOD WARNING CONTINUES FOR
THE BIG SIOUX RIVER AT AKRON.
* FROM SATURDAY AFTERNOON TO MONDAY EVENING.
* AT 8PM THURSDAY THE STAGE WAS 11.6 FEET.
* FLOOD STAGE IS 16.0 FEET.
* FORECAST...RISE ABOVE FLOOD STAGE BY 4 PM SATURDAY AND CREST NEAR
17.0 FEET BY SUNDAY MAY 27. THE RIVER WILL FALL BELOW FLOOD STAGE
BY SUNDAY MAY 27.
* AT STAGES NEAR 17.0 FEET...ABOUT 6500 ACRES OF FARM LAND ARE
FLOODED.
$$
IAC041-260550-
/O.CON.KFSD.FL.W.0025.120525T1525Z-120528T0000Z/
/SPOI4.1.ER.120525T1525Z.120526T0600Z.120527T0000Z.NO/
851 PM CDT THU MAY 24 2012
THE FLOOD WARNING CONTINUES FOR
THE OCHEYEDAN RIVER NEAR SPENCER.
* FROM FRIDAY MORNING TO SUNDAY EVENING.
* AT 7PM THURSDAY THE STAGE WAS 6.1 FEET.
* FLOOD STAGE IS 8.0 FEET.
* FORECAST...RISE ABOVE FLOOD STAGE BY 10 AM FRIDAY AND CREST NEAR
8.6 FEET BY SATURDAY MAY 26. THE RIVER WILL FALL BELOW FLOOD STAGE
BY SATURDAY MAY 26.
* AT STAGES NEAR 8.0 FEET...MINOR FLOODING OF PASTURE LAND BEGINS.
$$
IAC041-260550-
/O.EXT.KFSD.FL.W.0026.120525T0542Z-120529T0000Z/
/SPWI4.1.ER.120525T0542Z.120526T0000Z.120528T0000Z.NO/
851 PM CDT THU MAY 24 2012
...FLOOD WARNING NOW EXPECTED TO END 7 PM MONDAY...
THE FLOOD WARNING CONTINUES FOR
THE LITTLE SIOUX RIVER AT SPENCER.
* FROM LATE TONIGHT TO MONDAY EVENING.
* AT 5PM THURSDAY THE STAGE WAS 7.6 FEET.
* FLOOD STAGE IS 10.0 FEET.
* FORECAST...RISE ABOVE FLOOD STAGE BY 1 AM FRIDAY AND CREST NEAR
11.2 FEET BY FRIDAY MAY 25. THE RIVER WILL FALL BELOW FLOOD STAGE
BY SUNDAY MAY 27.
* AT STAGES NEAR 10.0 FEET...THE RIGHT BANK OVERFLOWS...AND MINOR
FLOODING OF THE SPENCER CITY PARK AND SOME RURAL AGRICULTURAL AREAS
BEGINS.
$$
IAC021-041-260550-
/O.EXT.KFSD.FL.W.0027.120527T0000Z-120530T0600Z/
/LNNI4.1.ER.120527T0000Z.120527T1800Z.120529T0600Z.NO/
851 PM CDT THU MAY 24 2012
...FLOOD WARNING NOW EXPECTED TO END 1 AM WEDNESDAY...
THE FLOOD WARNING CONTINUES FOR
THE LITTLE SIOUX RIVER AT LINN GROVE.
* FROM SATURDAY EVENING TO LATE TUESDAY NIGHT.
* AT 8PM THURSDAY THE STAGE WAS 16.5 FEET.
* FLOOD STAGE IS 18.0 FEET.
* FORECAST...RISE ABOVE FLOOD STAGE BY 7 PM SATURDAY AND CREST NEAR
18.4 FEET BY SUNDAY MAY 27. THE RIVER WILL FALL BELOW FLOOD STAGE
BY TUESDAY MAY 29.
* AT STAGES NEAR 18.5 FEET...THE CITY PARK IN SIOUX RAPIDS IS
FLOODED.
$$
IAC119-250221-
/O.CAN.KFSD.FL.W.0024.000000T0000Z-120527T0112Z/
/RAPI4.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.NO/
851 PM CDT THU MAY 24 2012
THE FLOOD WARNING IS CANCELLED FOR
THE ROCK RIVER AT ROCK RAPIDS.
* AT 8PM THURSDAY THE STAGE WAS 9.9 FEET.
* FLOOD STAGE IS 13.0 FEET.
* FORECAST...THE RIVER WILL CREST BELOW FLOOD STAGE AT 11.8 FEET 7 AM
FRIDAY.
$$
&&
LOCATION FLOOD LATEST OBSERVED MAXIMUM FORECAST RECENT OBSERVED
STAGE STAGE TIME STAGE TIME CREST TIME
BIG SIOUX RIVER
HAWI4 15.0 E11.80 THU 1 PM 16.1 SAT 7 PM
AKRI4 16.0 11.59 THU 8 PM 17.0 SUN 1 PM
OCHEYEDAN RIVER
SPOI4 8.0 6.06 THU 8 PM 8.6 SAT 1 AM
LITTLE SIOUX RIVER
SPWI4 10.0 7.63 THU 6 PM 11.2 FRI 7 PM
LNNI4 18.0 16.55 THU 8 PM 18.4 SUN 1 PM
ROCK RIVER
RAPI4 13.0 9.87 THU 8 PM 11.8 FRI 7 AM327
WGUS83 KFSD 251406
FLSFSD
FLOOD STATEMENT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
906 AM CDT FRI MAY 25 2012
...THE FLOOD WARNING IS CANCELLED FOR THE FOLLOWING RIVERS IN IOWA...
SOUTH DAKOTA...
BIG SIOUX RIVER AT HAWARDEN
BIG SIOUX RIVER AT AKRON
OCHEYEDAN RIVER NEAR SPENCER
LITTLE SIOUX RIVER AT SPENCER
...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN IOWA...
LITTLE SIOUX RIVER AT LINN GROVE
.THE FOLLOWING RIVER FORECASTS INCLUDE FORECAST PRECIPITATION THROUGH
TONIGHT. ANY ADDITIONAL FUTURE RAINS COULD AFFECT THE CREST
FORECASTS.
RIVER RISES DUE TO RECENT RAINS ARE NOW EXPECTED TO BE LESS THAN WERE
PREVIOUSLY EXPECTED.
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://WWW.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.
&&
IAC041-251436-
/O.CAN.KFSD.FL.W.0026.000000T0000Z-120529T0000Z/
/SPWI4.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.NO/
906 AM CDT FRI MAY 25 2012
THE FLOOD WARNING IS CANCELLED FOR
THE LITTLE SIOUX RIVER AT SPENCER.
* AT 05PM THURSDAY THE STAGE WAS 7.6 FEET.
* FLOOD STAGE IS 10.0 FEET.
* FORECAST...THE RIVER WILL CREST BELOW FLOOD STAGE AT 9.6 FEET 7 PM
FRIDAY.
* AT STAGES NEAR 9.5 FEET...THE LOWER LEFT BANK OVERFLOWS AND VERY
MINOR FLOODING OF LOW LANDS BEGINS.
$$
IAC021-041-261805-
/O.EXT.KFSD.FL.W.0027.120527T0600Z-120529T1200Z/
/LNNI4.1.ER.120527T0600Z.120527T1800Z.120528T1200Z.NO/
906 AM CDT FRI MAY 25 2012
THE FLOOD WARNING CONTINUES FOR
THE LITTLE SIOUX RIVER AT LINN GROVE.
* FROM LATE SATURDAY NIGHT TO TUESDAY MORNING.
* AT 08AM FRIDAY THE STAGE WAS 16.9 FEET.
* FLOOD STAGE IS 18.0 FEET.
* FORECAST...RISE ABOVE FLOOD STAGE BY 1 AM SUNDAY AND CREST NEAR
18.1 FEET BY SUNDAY MAY 27. THE RIVER WILL FALL BELOW FLOOD STAGE
BY MONDAY MAY 28.
* AT STAGES NEAR 18.5 FEET...THE CITY PARK IN SIOUX RAPIDS IS
FLOODED.
$$
IAC167-SDC083-127-251436-
/O.CAN.KFSD.FL.W.0022.000000T0000Z-120529T1800Z/
/HAWI4.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.NO/
906 AM CDT FRI MAY 25 2012
THE FLOOD WARNING IS CANCELLED FOR
THE BIG SIOUX RIVER AT HAWARDEN.
* AT 07AM FRIDAY THE STAGE WAS 12.1 (ESTIMATED) FEET.
* FLOOD STAGE IS 15.0 FEET.
* FORECAST...THE RIVER WILL CREST BELOW FLOOD STAGE AT 13.9 FEET 1 AM
SUNDAY.
$$
IAC149-SDC127-251436-
/O.CAN.KFSD.FL.W.0023.000000T0000Z-120529T0345Z/
/AKRI4.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.NO/
906 AM CDT FRI MAY 25 2012
THE FLOOD WARNING IS CANCELLED FOR
THE BIG SIOUX RIVER AT AKRON.
* AT 08AM FRIDAY THE STAGE WAS 11.9 FEET.
* FLOOD STAGE IS 16.0 FEET.
* FORECAST...THE RIVER WILL CREST BELOW FLOOD STAGE AT 14.5 FEET 1 PM
SUNDAY.
$$
IAC041-251436-
/O.CAN.KFSD.FL.W.0025.000000T0000Z-120528T0000Z/
/SPOI4.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.NO/
906 AM CDT FRI MAY 25 2012
THE FLOOD WARNING IS CANCELLED FOR
THE OCHEYEDAN RIVER NEAR SPENCER.
* AT 08AM FRIDAY THE STAGE WAS 6.9 FEET.
* FLOOD STAGE IS 8.0 FEET.
* FORECAST...THE RIVER WILL CREST BELOW FLOOD STAGE AT 7.0 FEET 1 PM
FRIDAY.
* AT STAGES NEAR 7.0 FEET...MINOR FLOODING OF SOME DITCHES BEGINS.
$$
&&
LOCATION FLOOD LATEST OBSERVED MAXIMUM FORECAST RECENT OBSERVED
STAGE STAGE TIME STAGE TIME CREST TIME
LITTLE SIOUX RIVER
SPWI4 10.0 7.63 THU 6 PM 9.6 FRI 7 PM 7.6 THU MAY 24
LNNI4 18.0 16.87 FRI 8 AM 18.1 SUN 1 PM 16.9 FRI MAY 25
BIG SIOUX RIVER
HAWI4 15.0 E12.10 FRI 7 AM 13.9 SUN 1 AM 12.1 FRI MAY 25
AKRI4 16.0 11.95 FRI 8 AM 14.5 SUN 1 PM 13.9 TUE MAY 15
OCHEYEDAN RIVER
SPOI4 8.0 6.90 FRI 9 AM 7.0 FRI 1 PM 6.9 FRI MAY 25The office that day
Everything else NWS Sioux Falls, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 24, 9:14 AM CDT | River Flood Warning | FSD | Union | 24 hr |
| May 23, 7:10 PM CDT | Severe Thunderstorm Warning | FSD | Lyon, Osceola | 35 min |
| May 23, 7:16 PM CDT | Severe Thunderstorm Warning | FSD | Ida | 27 min |
| May 23, 8:28 PM CDT | Severe Thunderstorm Warning | FSD | Osceola | 32 min |
| May 23, 9:11 PM CDT | Severe Thunderstorm Warning | FSD | O'Brien, Osceola, Sioux | 34 min |
| May 24, 9:14 AM CDT | River Flood Warning | FSD | Lyon | 12 hr |
| May 24, 9:14 AM CDT | River Flood Warning | FSD | Clay | 24 hr |
| May 24, 9:14 AM CDT | River Flood Warning | FSD | Clay | 24 hr |
| May 24, 9:14 AM CDT | River Flood Warning | FSD | Buena Vista, Clay | 69 hr |
Nearby
River Flood Warnings in South Dakota, 2012River Flood Warnings in Iowa, 2012Every river flood warning in 2012
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.