Major Flood
7.5 ft
Current Water Level
Gage Height
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Streamflow
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Last Reading
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FLOOD STAGES
Know the flood categories.
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
Moderate Flood
7 ft
Minor Flood
6 ft
Action Stage
5 ft
What Floods at Each Level
7.2 ft
Small bridge near gallatin gateway and a few homes west of town are beginning to flood.
7.1 ft
Water flows over road connecting two bridges over gallatin river. Three forest service campgrounds flood, including the one at squaw creek.
7 ft
Minor roads in gallatin gateway covered with water.
6.3 ft
Water flows over the axtell and irwin bridges.
6.1 ft
Flooding of the lowlands along the gallatin river.
6 ft
Water flows over roads as well as several smalller bridges. Several forest service campgrounds as well as some home west of town begin to flood.
5 ft
Gallatin river on west side of gallatin gateway can come out of banks at mill road near where the road crosses the river. Water may work into area yards and fields, and may encroach onto mill road.
Impact statements from the National Weather Service, describing what typically happens at each water level.
7-Day Water Level Chart
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Historic Crests
| Date | Stage | Flow |
|---|---|---|
| Jun 16, 1974 | 7.38 ft | 9,100 cfs |
| Jun 1, 1997 | 6.71 ft | 9,160 cfs |
| Jun 13, 2022 | 6.7 ft | 8,980 cfs |
About This Gauge
USGS Site
NWS LID
GLGM8
River
Gallatin River
County
Gallatin, MT
Coordinates
45.4972°N, 111.2708°W
Get Flood Alerts for Gallatin River
StormCast monitors this gauge and sends a push notification to your phone when the water level crosses into a new flood category — even at 3 AM.
Frequently Asked Questions
What is the current water level of Gallatin River near Gallatin Gateway?
The Gallatin River near Gallatin Gateway gauge is maintained by USGS (site 06043500) and reports water levels every 15 minutes. Visit this page to see the latest reading updated live, or download StormCast to get push alerts when levels rise.
What is flood stage for Gallatin River near Gallatin Gateway?
The NWS-defined flood stage for Gallatin River near Gallatin Gateway is 6 feet. Action stage begins at 5 feet. Moderate flooding starts at 7 feet, and major flooding at 7.5 feet.
How do I get alerts when Gallatin River rises?
Download StormCast free on Google Play, go to River Gauges, and add Gallatin River near Gallatin Gateway to your watchlist. StormCast will send a push notification to your phone whenever the water level crosses into a new NWS flood category.
Where is the Gallatin River near Gallatin Gateway gauge located?
The gauge is located in Gallatin County, Montana at coordinates 45.4972°N, 111.2708°W. USGS site number: 06043500. Data is provided by the U.S. Geological Survey and the National Weather Service.
More Gauges on Gallatin River
On This River
Downstream: Gallatin River at Logan
More Resources
Source & Notes
Data provided by: US Geological Survey, Observations courtesy of U.S. Geological Survey
- Stage may be affected by ice during winter months.
- River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 120 hours into the future from the forecast issuance time.