Big Sioux River near Florence

Last updated: Feb 19, 2025, 8:38 AM UTC
Extreme Cold Warning

Flood Impacts 🅘

  • 12 - The bridge at the gauge and the bridge 2 miles south of the gauge are both overtopped
  • 10.5 - The bridge 1 mile north of the gauge is overtopped
  • 10 - The water reaches the bottom of the bridge at the gauge and the bridge 2 miles south of the gauge the bridge 1 mile east and 1 1/2 mile north of the gauge is overtopped

Gauge Info

Coordinates 45.1808, -97.1858
RFC MBRFC
State SD
WFO ABR
County Grant
Data Provider(s)
USGS 06479215

Gauge Location

Recent Crests

1. 9.70 ft on 04-13-2023
2. 6.89 ft on 05-05-2020
3. 8.95 ft on 03-27-2019
4. 6.37 ft on 02-22-2017
5. 4.09 ft on 04-26-2016

Historic Crests

1. 9.70 ft on 04-13-2023
2. 9.52 ft on 04-02-1997
3. 9.18 ft on 07-25-1993
4. 9.08 ft on 03-29-1986
5. 9.07 ft on 04-07-2001

Vertical Datum Table

type NAVD88
major Flooding 1790.54 ft
moderate Flooding 1790.04 ft
minor Flooding 1789.54 ft
action 1788.54 ft
Latest Value 1784.44 ft
Gauge Zero 1781.54 ft

Gauge Photos

No Images Found

Probability Information

No Images Available

Collaborative Agencies

The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here.

WFO Information

Weather Forecast Office
Aberdeen
824 Brown County 14 South
Aberdeen, SD 57401
Official Homepage