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Whitewater River Run

Montana Gallatin River

Moose To Storm Castle

Class III+ TO IV+ Difficulty


55°, Chance Showers And Patchy Fog Then Showers And Patchy Fog

The Moose to Storm Castle River Run on the Gallatin River in Montana offers Class II-III rapids and is best floated from June to August with a recommended flow of 1,500 to 3,000 cfs. Obstacles include boulder gardens, tight channels, and a few larger drops, so paddlers should have some experience and be prepared for technical maneuvers. The run is scenic with views of the surrounding mountains and forests, but water levels can vary greatly, so it's important to check before heading out.

Weather today, A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. Patchy fog before 1pm. High near 55. North wind 5 to 9 mph becoming west southwest in the afternoon. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Status Runnable
Class Level III+ to IV+
Elevation 5,189 ft
Run Length 12.0 Mi
Gradient 33 FPM
Streamflow Discharge 584 cfs
Gauge Height 1.8 ft
Reporting Streamgage Gallatin River Near Gallatin Gateway Mt
USGS 06043500

Nearby Streamflow Levels

Gauge Streamflow Stage
Henrys Fork Nr Lake Id
USGS 13039500
88 cfs 5.3 ft
Yellowstone River At Corwin Springs Mt
USGS 06191500
1,910 cfs 2.1 ft
Boiling River At Mammoth
USGS 06190540
22 cfs 1.1 ft
Henrys Fork Blw Coffee Pot Rapids Nr Macks Inn Id
USGS 13041010
372 cfs 3.4 ft
Big Springs At Big Springs Id
USGS 13040500
128 cfs 1.4 ft
Gardner River Near Mammoth Ynp
USGS 06191000
136 cfs 2.0 ft
Henrys Fork Nr Island Park Id
USGS 13042500
456 cfs 3.4 ft
Snotel Site Snowpack 24hr Change

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