St. Marys River near Fort Wayne
Observed Wed, Sep 23, 4:45 PM EDT
- Flood stage
- 14.00 ft
- Forecast crest
- 15.10 ftWed, Sep 23, 8:00 PM EDT
- Record crest
- 21.20 ft2003
Flood stages and impacts
| Category | Stage |
|---|---|
| Major flood | 19.00 ft |
| Moderate flood | 17.00 ft |
| Minor flood | 14.00 ft |
| Action | 12.00 ft |
- 22.00 ftStructural damage is done to homes and businesses on the south side of Fort Wayne near the Saint Mary's River. Record flood was set on July 9, 2003 when the river reached 21.2 feet.
- 20.00 ftA major flood is in progress and water is nearing the top of many levees.
- 19.00 ftFlooding reaching major category with isolated evacuations becoming necessary. Some roads and bridges are closed at this level.
- 18.00 ftAn increasing number of city streets flood, and evacuations may become necessary. Property damage begins in more areas at this level.
- 17.00 ftSome residents in the Winchester Road area may need to be evacuated. Property damage begins in some areas at this level.
- 15.00 ftFlooding occurs on the lowest unprotected city streets, park drives and county roads.
- 14.00 ftFlooding occurs in parks and low farmland throughout southern Allen County. The City of Fort Wayne starts 24 hour flood fighting procedures.
Flood outlook
Significant river flooding is occurring here through September 28.
Significant flooding is already occurring or is forecast to occur during the outlook period.
Chance of flooding, September to November
| Category | Chance |
|---|---|
| Moderate flooding | Under 5% |
| Major flooding | Under 5% |
The five-day outlook is from the Weather Prediction Center with the River Forecast Centers. The three-month chances are the River Forecast Centers’ long-range flood outlook, issued September 22, 2026.
Crest history
51 crests on NOAA’s list since 1931.
| # | Date | Stage |
|---|---|---|
| 1 | July 9, 2003 | 21.20 ft |
| 2 | June 19, 2015 | 19.88 ft |
| 3 | March 14, 1982 | 19.66 ft |
| 4 | January 14, 2005 | 19.06 ft |
| 5 | February 26, 1985 | 18.33 ft |
| 6 | January 1, 1991 | 17.92 ft |
| 7 | February 9, 2008 | 17.68 ft |
| 8 | February 9, 2008 | 17.67 ft |
| 9 | July 18, 1992 | 17.07 ft |
| 10 | January 26, 1999 | 17.03 ft |
| 11 | March 11, 2009 | 16.97 ft |
| 12 | January 15, 2013 | 16.83 ft |
| 13 | February 13, 2009 | 16.06 ft |
| 14 | May 27, 2017 | 15.89 ft |
| 15 | May 27, 2017 | 15.89 ft |
| 16 | May 12, 2003 | 15.81 ft |
| 17 | June 29, 2015 | 15.74 ft |
| 18 | March 8, 1963 | 15.62 ft |
| 19 | June 14, 2004 | 15.48 ft |
| 20 | April 29, 2019 | 15.27 ft |
| 21 | April 29, 2019 | 15.27 ft |
| 22 | January 7, 2005 | 15.23 ft |
| 23 | March 1, 1997 | 15.23 ft |
| 24 | December 4, 2011 | 15.00 ft |
| 25 | February 26, 2014 | 14.96 ft |
Most recent crests
- July 17, 2021: 12.91 ft
- January 12, 2020: 13.21 ft
- April 29, 2019: 15.27 ft
- April 29, 2019: 15.27 ft
- February 21, 2018: 12.84 ft
- February 21, 2018: 12.73 ft
- May 27, 2017: 15.89 ft
- May 27, 2017: 15.89 ft
- March 15, 2016: 10.80 ft
- January 1, 2016: 13.09 ft
Nearby
Upstream, downstream and the gauges around this one.
- UpstreamSt. Marys River at Decatur
- DownstreamSt. Marys River at Fort Wayne Main Street
- Junk Ditch at Fort Wayne
- Maumee River at Coliseum Blvd In Fort Wayne
- Maumee River at Fort Wayne
- Maumee River at Columbia St. at Ft. Wayne
- Graham McCulloch Ditch at Fort Wayne
- Maumee River at New Haven
- St. Joseph River (OH/IN) at Ft. Wayne at Parnell Ave
What this means
Forecasts by the Ohio 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 48 hours into the future from the forecast issuance time. Stage may be affected by ice during winter months.
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.