River stage
Alley Spring, Jacks Fork
- River level
- 0.97 ft
- Status
- Below flood stage
- 7-day change
- -0.01 ft
- Recent high
- 4.65 ft
- Recent low
- 0.94 ft
Last reported 2026-10-13 | NWS ALYM7
- 30-day change
- -0.01 ft
- Average
- 1.40 ft
- Readings
- 122
- Data span
- 122 days
- Record crest
- 23.29 ft
In brief
The Jacks Fork at Alley Spring, MO read 0.97 ft on Oct 13, 2026, 4.33 ft below action stage. That is 0.01 ft lower than 30 days earlier.
Source: National Weather Service gauge ALYM7
River level timeline
Stage threshold profile
Highest crests on record
| Rank | Crest | Date |
|---|---|---|
| 1 | 23.29 ft | 2017-04-30 |
| 2 | 21.97 ft | 1993-11-14 |
| 3 | 18.54 ft | 1999-02-07 |
| 4 | 17.10 ft | 2002-05-08 |
| 5 | 15.87 ft | 1997-02-27 |
| 6 | 15.41 ft | 2024-11-05 |
| 7 | 15.23 ft | 2008-03-19 |
| 8 | 14.84 ft | 1995-05-01 |
Flood crests recorded at this gauge by the National Weather Service.
What happens at each level
- 5.30 ft
floating access to the Jacks Fork at Alley Spring is closed.
- 8.00 ft
water begins to impact the 600, 800 and 900 loop sites of Alley Spring Campground one quarter mile upstream from the gage site.
- 9.00 ft
water impacts Alley Spring Campground. Water is one foot in depth at the 600, 800 and 900 loop camp sites.
- 11.00 ft
much of Alley Spring Campground floods. Water flows through Alley Spring Campground and isolates the 200 Area Camp Sites.
- 12.00 ft
moderate flooding begins at the gage site. Water inundates the entire picnic area one quarter mile downstream from the gage site.
- 13.00 ft
the Alley Spring Campground is completely flooded.
- 16.00 ft
major flooding occurs at the gage site. Lower portions of Highway 106 flood.
- 20.00 ft
water 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.
- 21.97 ft
this is the flood level which occurred on November 14th 1993.
- 23.29 ft
this is the record level reached on April 30, 2017. Portions of Highway 106 flood near the gage site.
Written by the local National Weather Service forecast office for this exact gauge.
Frequently asked questions
Is the Jacks Fork flooding at Alley Spring?
No. The Jacks Fork at Alley Spring is at 0.97 ft, 4.33 ft below action stage.
What is the flood stage at Alley Spring?
The National Weather Service sets action stage 5.3 ft, minor flooding 9 ft, moderate flooding 12 ft and major flooding 16 ft.
What is the highest the Jacks Fork has been at Alley Spring?
The highest crest on record is 23.29 ft, on 2017-04-30.
Is the Jacks Fork high or low right now at Alley Spring?
At 0.97 ft it is higher than 7% of readings over the last 122 days.
Stage and flood information from the NOAA National Weather Service (gauge ALYM7); daily history from the U.S. Geological Survey (site 07065495). Last reading 2026-10-13. For flood safety decisions always follow official National Weather Service warnings.