Upper Iowa River at Decorah

Last updated: Apr 5, 2025, 2:54 AM UTC
No watches, warnings or advisories are in effect for this area.

Flood Impacts 🅘

  • 19.5 - Water may begin to overtop the protective levee.
  • 14 - Major flooding may occur outside the areas protected by the levee.
  • 13 - Residential flooding on the west side of town is possible. Street and storm sewer flooding on the east side of town south of the levee can cause basement flooding if flood stage is exceeded for an extended period of time.

Gauge Info

Coordinates 43.3049, -91.7955
RFC NCRFC
State IA
WFO ARX
County Winneshiek
Data Provider(s)
USGS 05387500
COE Website

Gauge Location

Recent Crests

1. 5.36 ft on 02-27-2023
2. 5.09 ft on 07-24-2022
3. 9.30 ft on 08-30-2021
4. 7.46 ft on 06-10-2020
5. 9.44 ft on 03-15-2019

Historic Crests

1. 17.90 ft on 06-09-2008
2. 14.35 ft on 08-17-1993
3. 13.68 ft on 08-24-2016
4. 13.08 ft on 03-27-1961
5. 12.31 ft on 06-01-2000

Vertical Datum Table

type NAVD88
major Flooding 864.07 ft
moderate Flooding 863.07 ft
minor Flooding 862.07 ft
action 859.07 ft
Latest Value 853.01 ft
Gauge Zero 850.07 ft

Gauge Photos

Photo 1 of 8

Upstream view at Decorah, October 18th, 2010

Probability Information

Photo 1 of 3

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
La Crosse
N2788 County Rd FA
La Crosse, WI 54601
Official Homepage