Elm River near Westport
Observed Mon, Sep 28, 9:00 AM CDT
- Flood stage
- 14.00 ft
- Record crest
- 22.63 ft2009
Flood stages and impacts
| Category | Stage |
|---|---|
| Major flood | 19.00 ft |
| Moderate flood | 16.00 ft |
| Minor flood | 14.00 ft |
| Action | 12.00 ft |
- 22.50 ftThe bridge 2 miles south and 1 mile east of Westport will be overtopped
- 22.00 ftLarge portions of Westport will have water 2 to 3 feet deep
- 21.00 ftThe bridge on Brown County Road 10a is overtopped
- 20.50 ftThe water will reach the bottom of the bridge 2 miles south and 1 mile east of Westport. The bridge east of Westport will be overtopped
- 19.00 ftThe community of Westport begins to flood
- 18.50 ftThe water will reach the bottom of the bridge east of Westport
- 17.50 ftWater reaches the bottom of the bridge north of Westport
- 16.00 ftSeveral gravel roads along the river begin to flood
- 14.50 ftThe bridge northwest of Kruse Dam will be overtopped
- 14.00 ftThe county road east of Westport becomes impassable
- 12.50 ftThe water will reach the bottom of the bridge north of Kruse Dam
Flood outlook
Chance of flooding, September to November
| Category | Chance |
|---|---|
| Minor flooding | Under 5% |
| Moderate flooding | Under 5% |
| Major flooding | Under 5% |
The three-month chances are the River Forecast Centers’ long-range flood outlook, issued September 23, 2026.
Crest history
78 crests on NOAA’s list since 1947.
| # | Date | Stage |
|---|---|---|
| 1 | March 25, 2009 | 22.63 ft |
| 2 | April 10, 1969 | 22.11 ft |
| 3 | March 30, 1997 | 21.56 ft |
| 4 | April 4, 2019 | 20.80 ft |
| 5 | July 27, 2020 | 20.45 ft |
| 6 | April 8, 1952 | 20.10 ft |
| 7 | March 21, 2010 | 19.78 ft |
| 8 | June 11, 2005 | 17.78 ft |
| 9 | March 16, 1995 | 17.71 ft |
| 10 | June 24, 2011 | 17.47 ft |
| 11 | March 17, 1966 | 17.40 ft |
| 12 | March 27, 1978 | 17.20 ft |
| 13 | April 19, 2023 | 16.75 ft |
| 14 | April 3, 1982 | 16.24 ft |
| 15 | March 19, 1972 | 15.86 ft |
| 16 | May 14, 1999 | 15.82 ft |
| 17 | March 17, 1996 | 15.40 ft |
| 18 | March 28, 1989 | 15.02 ft |
| 19 | June 23, 1975 | 14.79 ft |
| 20 | May 4, 2022 | 14.39 ft |
| 21 | April 21, 1979 | 13.95 ft |
| 22 | March 24, 1987 | 13.87 ft |
| 23 | March 22, 1994 | 13.62 ft |
| 24 | April 22, 2018 | 13.20 ft |
| 25 | April 11, 2001 | 13.17 ft |
Most recent crests
- August 13, 2025: 9.21 ft
- April 19, 2023: 16.75 ft
- May 4, 2022: 14.39 ft
- October 10, 2021: 5.49 ft
- July 27, 2020: 20.45 ft
- April 4, 2019: 20.80 ft
- April 22, 2018: 13.20 ft
- February 23, 2017: 12.48 ft
- August 14, 2016: 9.34 ft
- May 21, 2015: 10.55 ft
Nearby
Upstream, downstream and the gauges around this one.
What this means
Forecasts by the Missouri Basin 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. Gauge reading may be affected by ice.
Sources
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.