| Flood Impacts |
| 21.0 | Silver Valley Drive is flooded and some homes along Skunk Creek are threatened. |
| 20.0 | Portions of Marion Road begin to flood. |
| 19.0 | The parking lot for the apartments southeast of the gage is under water. |
| 17.0 | The flow from Skunk Creek alone...even with all Big Sioux River flow diverted...can begin to cause flooding along the Big Sioux channel in southern Sioux Falls. |
| 15.0 | The entire walking trail along Skunk Creek is under water...and the parks west of Marion Road begin to be significantly affected by the high water. |
| 13.0 | The walking path under the Marion Road bridge begins to flood...and West Madison Street near Le Mesa Drive begins flooding. |
| 12.0 | West 12th Street east of Sertoma Drive begins to flood. |
| 11.5 | Minor flooding of rural agricultural land begins...along with some flooding in the parks in Sioux Falls. |
