Rivers in Missouri
Jacks Fork at Alley Spring
Below low-water threshold
0.95ftStage
Observed Tue, Sep 22, 4:30 AM CDT
- Flood stage
- 9.00 ft
- Forecast crest
- 0.90 ftTue, Sep 22, 7:00 AM CDT
- Record crest
- 23.29 ft2017
Flood stages and impacts
| Category | Stage |
|---|---|
| Major flood | 16.00 ft |
| Moderate flood | 12.00 ft |
| Minor flood | 9.00 ft |
| Action | 5.30 ft |
- 23.29 ftthis is the record level reached on April 30, 2017. Portions of Highway 106 flood near the gage site.
- 21.97 ftthis is the flood level which occurred on November 14th 1993.
- 20.00 ftwater reaches the river gage and bottom of the Highway 106 bridge. Buildings near the gage site including Harvey's Canoe rental become inundated with several feet of water.
- 16.00 ftmajor flooding occurs at the gage site. Lower portions of Highway 106 flood.
- 13.00 ftthe Alley Spring Campground is completely flooded.
- 12.00 ftmoderate flooding begins at the gage site. Water inundates the entire picnic area one quarter mile downstream from the gage site.
- 11.00 ftmuch of Alley Spring Campground floods. Water flows through Alley Spring Campground and isolates the 200 Area Camp Sites.
- 9.00 ftwater impacts Alley Spring Campground. Water is one foot in depth at the 600, 800 and 900 loop camp sites.
- 8.00 ftwater begins to impact the 600, 800 and 900 loop sites of Alley Spring Campground one quarter mile upstream from the gage site.
- 5.30 ftfloating access to the Jacks Fork at Alley Spring is closed.
Flood outlook
Chance of flooding, September to November
| Category | Chance |
|---|---|
| Minor flooding | 5% |
| Moderate flooding | Under 5% |
| Major flooding | Under 5% |
The three-month chances are the River Forecast Centers’ long-range flood outlook, issued September 16, 2026.
Crest history
46 crests on NOAA’s list since 1993.
| # | Date | Stage |
|---|---|---|
| 1 | April 30, 2017 | 23.29 ft |
| 2 | November 14, 1993 | 21.97 ft |
| 3 | February 7, 1999 | 18.54 ft |
| 4 | May 8, 2002 | 17.10 ft |
| 5 | February 27, 1997 | 15.87 ft |
| 6 | November 5, 2024 | 15.41 ft |
| 7 | March 19, 2008 | 15.23 ft |
| 8 | May 1, 1995 | 14.84 ft |
| 9 | December 29, 2015 | 14.67 ft |
| 10 | April 26, 2011 | 14.04 ft |
| 11 | April 29, 1996 | 14.04 ft |
| 12 | May 1, 2019 | 13.93 ft |
| 13 | June 2, 2013 | 13.88 ft |
| 14 | March 20, 2020 | 13.27 ft |
| 15 | March 25, 2023 | 13.22 ft |
| 16 | July 10, 2015 | 13.00 ft |
| 17 | April 24, 2004 | 12.90 ft |
| 18 | December 1, 2006 | 12.83 ft |
| 19 | March 20, 1998 | 12.61 ft |
| 20 | March 3, 2023 | 12.25 ft |
| 21 | January 11, 2020 | 12.23 ft |
| 22 | October 30, 2009 | 12.05 ft |
| 23 | May 5, 2020 | 11.72 ft |
| 24 | November 15, 2005 | 11.69 ft |
| 25 | May 17, 2020 | 11.54 ft |
Most recent crests
- November 5, 2024: 15.41 ft
- May 14, 2023: 9.96 ft
- March 25, 2023: 13.22 ft
- March 3, 2023: 12.25 ft
- May 6, 2022: 10.44 ft
- February 17, 2022: 10.48 ft
- January 25, 2021: 11.40 ft
- January 20, 2021: 11.40 ft
- May 17, 2020: 11.54 ft
- May 15, 2020: 9.15 ft
Nearby
Upstream, downstream and the gauges around this one.
What this means
Forecasts by the Lower Mississippi River Forecast Center. Forecasts are issued routinely year-round. 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.