Baraboo River near Baraboo

1. 24.50 ftFloodwaters affect a trailer rental business, a wayside park, and an auto auction business about 5 miles downstream of the gauge near the Highway 33 bridge. Water is just up to Cty X bridge. If Portage is up to ~16 ft also, water approaches or on I-90/94 and Hwy 33 intersection. Water onto Manchester St bridge.
2. 24.00 ftFloodwaters affect a trailer rental business, a wayside park, and an auto auction business about 5 miles downstream of the gauge near the Highway 33 bridge. Water up to Manchester St Bridge. If Portage is up to ~16 ft also water approaches I-90/94 and Hwy 33 intersection.
3. 23.20 ftFloodwaters affect a trailer rental business, a wayside park, and an auto auction business about 5 miles downstream near the Highway 33 bridge.
4. 23.10 ftFloodwaters affect a trailer rental business and a road wayside park about 5 miles downstream near the Highway 33 bridge. Floodwaters also affect an auto auction business near Highway I-94. If WI River at Portage at or above 18 ft water approaches I90/94 and Hwy 33 intersection.
5. 22.10 ftFloodwaters affect a trailer rental business and a road wayside park about 5 miles downstream of the gauge near the Highway 33 bridge. Floodwaters also affect an auto auction business near Highway I-94 about 5 miles downstream of the gauge.
6. 22.00 ftFloodwaters affect a trailer rental business and a road wayside park about 5 miles downstream near the Highway 33 bridge. Floodwaters also affect an auto auction business near Highway I-94. Ochsner Park is flooded.
7. 20.80 ftFloodwaters affect a trailer rental business and a road wayside park about 5 miles downstream near the Highway 33 bridge. Floodwaters also affect an auto auction business near Highway I-94.
8. 19.00 ftFloodwaters affect a trailer rental business and a road wayside park about 5 miles downstream near the Highway 33 bridge. Also, water affects an auto auction business near Highway I-94.
9. 18.00 ftIf Wisconsin River at Portage up to 17 feet also, water approaches gravel of I-39 off ramp to Cascade Mt Rd. There is widespread flooding of agricultural land.
10. 17.00 ftIf Wisconsin River at Portage up to 17 feet also, water impacts parking lots near Hwy 33 and water over Tritz Rd near Hwy 33. There is widespread flooding of agricultural land.
11. 16.00 ftThe effects of flooding at this level are confined mainly to agricultural land.
12. 15.00 ftThere is minor lowland and agricultural land flooding.
13. 14.00 ftMinor lowland flooding occurs.

Chance of flooding, September to November

The three-month chances are the River Forecast Centers’ long-range flood outlook, issued August 28, 2026.

Most recent crests

• April 17, 2026: 16.86 ft
• April 9, 2026: 16.94 ft
• July 7, 2024: 17.85 ft
• June 24, 2024: 18.37 ft
• March 10, 2022: 14.69 ft
• October 25, 2020: 16.81 ft
• March 21, 2020: 17.04 ft
• October 4, 2019: 18.13 ft
• March 17, 2019: 20.68 ft
• October 11, 2018: 18.06 ft

• UpstreamBaraboo River at West Baraboo
• Wisconsin River at Portage
• Wisconsin River at Wisconsin Dells
• Baraboo River at North Freedom
• Spring Creek at Lodi
• Wisconsin River at Prairie Du Sac Dam
• Baraboo River at Rock Springs
• Fox River (North) at Pardeeville

Forecasts by the North Central River Forecast Center. Forecasts are issued as needed during times of high water, but are not routinely available. 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. River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 48 hours into the future from the forecast issuance time.

Stage, flood stages, impacts and crest history from NOAA’s National Water Prediction Service. Streamflow and the daily record from the U.S. Geological Survey.