About this river
Lodge Grass Creek is a 14.7 mile river near Bighorn Trout Shop & Lodge in Montana. Streamflow is measured at the USGS gauge Lodge Grass Cr ab Willow Cr diversion, nr Wyola MT (site 06291500). The National Hydrography Dataset places it at stream order 5. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
1940 to 2009
Lodge Grass Creek typically runs highest in June, at a median 174 cfs, and lowest in January, at 15 cfs. The highest flow on record for any single day is 908 cfs, in 1964.
| Month | Typical (cfs) | Usual range (cfs) | Relative level |
|---|---|---|---|
| January | 15 | 12 to 20 | |
| February | 16 | 13 to 20 | |
| March | 17 | 14 to 24 | |
| April | 23 | 17 to 33 | |
| May | 89 | 56 to 149 | |
| June | 174 | 103 to 289 | |
| July | 54 | 38 to 73 | |
| August | 24 | 20 to 35 | |
| September | 21 | 16 to 27 | |
| October | 20 | 16 to 24 | |
| November | 19 | 15 to 22 | |
| December | 17 | 13 to 20 |
Typical is the median of each month’s daily median values, and the usual range runs from the median 25th to the median 75th percentile, across about 62 years of record. Statistics published by the US Geological Survey for Lodge Grass Cr ab Willow Cr diversion, nr Wyola MT (site 06291500). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.
Embed this gauge on your site
Paste this snippet anywhere, an outfitter page, a club site, a trip report, to show Lodge Grass Creek's live streamflow, water level and 7-day trend. It reads the USGS gauge directly, updates itself, and links back here.
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