Big Sioux River at Sioux Falls N. Cliff Avenue
Critical Stages
14' - Action
16' - Flood
18' - Moderate
31' - Major
Latest Observation
Updated: 2:30 PM CST 12/15/25
Status: No Flooding
Stage: 5.83 ft
Flow: 0.213 kcfs
Forecast
Forecast not available for this location.
| Time | Stage (ft) | Flow (kcfs) |
|---|---|---|
| 2:30 PM 12/15 | 5.83 | 0.213 |
| 2:15 PM 12/15 | 5.83 | 0.213 |
| 2:00 PM 12/15 | 5.83 | 0.213 |
| 1:45 PM 12/15 | 5.83 | 0.213 |
| 1:30 PM 12/15 | 5.82 | 0.209 |
| 1:15 PM 12/15 | 5.82 | 0.209 |
| 1:00 PM 12/15 | 5.82 | 0.209 |
| 12:45 PM 12/15 | 5.82 | 0.209 |
| 12:30 PM 12/15 | 5.82 | 0.209 |
| 12:15 PM 12/15 | 5.82 | 0.209 |
| 12:00 PM 12/15 | 5.82 | 0.209 |
| 11:45 AM 12/15 | 5.82 | 0.209 |
| 11:30 AM 12/15 | 5.82 | 0.209 |
| 11:15 AM 12/15 | 5.82 | 0.209 |
| 11:00 AM 12/15 | 5.83 | 0.213 |
| 10:45 AM 12/15 | 5.82 | 0.209 |
| 10:30 AM 12/15 | 5.82 | 0.209 |
| 10:15 AM 12/15 | 5.82 | 0.209 |
| 10:00 AM 12/15 | 5.82 | 0.209 |
| 9:45 AM 12/15 | 5.82 | 0.209 |
| 9:30 AM 12/15 | 5.82 | 0.209 |
| 9:15 AM 12/15 | 5.82 | 0.209 |
| 9:00 AM 12/15 | 5.82 | 0.209 |
| 8:45 AM 12/15 | 5.82 | 0.209 |
| 8:30 AM 12/15 | 5.82 | 0.209 |
| 8:15 AM 12/15 | 5.81 | 0.205 |
| 8:00 AM 12/15 | 5.8 | 0.202 |
| 7:45 AM 12/15 | 5.82 | 0.209 |
| 7:30 AM 12/15 | 5.82 | 0.209 |
| 7:15 AM 12/15 | 5.83 | 0.213 |
30' -
The levees upstream of the gauge will begin to be overtopped.
28' -
The levees dowstream of the gage will be overtopped.
22' -
Portions of Rice St between Cleveland and Veterans Pkwy begin to flood.
18' -
Significant amounts of rural land downstream of Sioux Falls, and the salvage yard in extreme eastern Sioux Falls, will begin to flood. If levees fail, significant flooding around the city street department shops will result.
17.5' -
60th Street North and Timberline Road begin to flood.
16' -
Rural flooding downstream of Sioux Falls begins, and the Glenwood Stable begins to flood.
| Date | Stage (ft) |
|---|---|
| Sep 14, 2019 | 26.08 |
| Jun 22, 1984 | 25.4 |
| Jul 7, 1993 | 23.84 |
| Apr 7, 1997 | 23.11 |
| Jun 23, 2024 | 22.62 |
| Mar 26, 2019 | 22.06 |
| Sep 27, 2010 | 21.57 |
| Mar 25, 2011 | 21.53 |
| Sep 24, 1986 | 20.99 |
| Apr 23, 2001 | 20.99 |
| Mar 7, 1983 | 19.65 |
| Apr 8, 2006 | 19.11 |
| Apr 19, 1995 | 18.98 |
| Mar 22, 1985 | 18.67 |
| Jun 17, 2014 | 17.63 |
| Mar 24, 1978 | 17.54 |
| May 9, 2012 | 17.22 |
| Mar 23, 1979 | 16.95 |
| Apr 28, 2018 | 16.9 |
| May 30, 2004 | 16.52 |
Data provided by the National Weather Service.
