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NOTE:
Graphical forecasts are not available for the Big Sioux River at Lake Poinsett Inlet/Outlet. During times of high water, forecast crest information can be found in the text products. |
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NOTE:
Forecasts are not available for the Big Sioux River near Bruce. Only observed stages are available for this point. |
Flood Categories (in feet)
| Major Flood Stage: | 11.5 |
| Moderate Flood Stage: | 9.5 |
| Flood Stage: | 8 |
| Action Stage: | 7 |
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Historical Crests
(1) 11.56 ft on 03/29/2011
(2) 10.75 ft on 03/24/2009
(3) 10.60 ft on 04/09/2001
(4) 10.37 ft on 03/16/2010
(5) 10.35 ft on 03/15/2007
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NOTE: River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 24 hours into the future from the forecast issuance time. NOTE:
Forecasts for the Big Sioux River near Brookings are issued as needed during times of high water, but are not routinely available. |
Flood Categories (in feet)
| Major Flood Stage: | 12 |
| Moderate Flood Stage: | 10.5 |
| Flood Stage: | 9 |
| Action Stage: | 8 |
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Historical Crests
(1) 14.77 ft on 04/09/1969
(2) 13.70 ft on 06/22/1984
(3) 13.66 ft on 09/25/2010
(4) 13.50 ft on 07/04/1993
(5) 13.41 ft on 03/24/2011
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NOTE: Automated gauge readings are unavailable, readings taken manually. NOTE:
Forecasts are not available for the Big Sioux River at Flandreau. Only observed stages are available for this point. |
Flood Categories (in feet)
| Major Flood Stage: | 15 |
| Moderate Flood Stage: | 12 |
| Flood Stage: | 11 |
| Action Stage: | 9 |
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Historical Crests
(1) 17.80 ft on 04/09/1969
(2) 15.00 ft on 06/22/1984
(3) 14.20 ft on 06/17/1957
(4) 14.00 ft on 07/04/1993
(5) 13.90 ft on 03/23/2011
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NOTE: River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 24 hours into the future from the forecast issuance time. NOTE:
Forecasts for the Big Sioux River near Dell Rapids are issued as needed during times of high water, but are not routinely available. |
Flood Categories (in feet)
| Major Flood Stage: | 15 |
| Moderate Flood Stage: | 14 |
| Flood Stage: | 12 |
| Action Stage: | 10 |
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Historical Crests
(1) 16.47 ft on 04/09/1969
(2) 16.29 ft on 09/25/2010
(3) 16.02 ft on 03/15/2007
(4) 15.62 ft on 03/24/2011
(5) 15.56 ft on 07/04/1993
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NOTE: River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 24 hours into the future from the forecast issuance time. NOTE:
Forecasts for the Big Sioux River at Sioux Falls 60th St. North are issued as needed during times of high water, but are not routinely available. |
Flood Categories (in feet)
| Major Flood Stage: | 16 |
| Moderate Flood Stage: | 14 |
| Flood Stage: | 12 |
| Action Stage: | 10 |
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Historical Crests
(1) 19.80 ft on 04/10/1969
(2) 16.80 ft on 06/23/1984
(3) 16.32 ft on 04/07/1997
(4) 15.80 ft on 06/01/1993
(5) 15.41 ft on 09/27/2010
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NOTE:
Forecasts are not available for the Big Sioux River at Sioux Falls Maple Street. Only observed stages are available for this point. |
Flood Categories (in feet)
| Major Flood Stage: | 21 |
| Moderate Flood Stage: | 18 |
| Flood Stage: | 15 |
| Action Stage: | 14 |
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Historical Crests
(1) 7.59 ft on 05/17/2007
(2) 6.14 ft on 07/27/2011
(3) 5.76 ft on 05/09/2006
(4) 5.58 ft on 05/30/2004
(5) 5.49 ft on 05/14/2003
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NOTE:
Forecasts are not available for the Big Sioux River at Sioux Falls Western Ave.. Only observed stages are available for this point. |
Flood Categories (in feet)
| Major Flood Stage: | 14 |
| Moderate Flood Stage: | 12 |
| Flood Stage: | 10 |
| Action Stage: | 9 |
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Historical Crests
(1) 16.01 ft on 06/17/1957
(2) 15.80 ft on 06/21/1984
(3) 15.56 ft on 03/30/1960
(4) 14.50 ft on 04/07/1952
(5) 14.30 ft on 04/06/1951
Show More Historical Crests
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