Gallatin River above Deer Creek, near Big Sky, MT
USGS 06043120 · Montana · reports discharge (live), gauge height, water temperature
USGS 06043120 · Montana · reports discharge (live), gauge height, water temperature
What the agencies suggest
Carry a pocket thermometer to monitor water temperatureNational Park Service
General guidance from the readings and the published lines named above, not a fishing forecast. Local rules and closures come first.
Reading Nov 5, 9:30 PM MST · provisional USGS data
Steady · 24 h
Discharge, last 7 days: 169 readings from Oct 29, 10:30 PM MDT to Nov 5, 9:30 PM MST; ranging 237 to 335 ft³/s; latest 274 ft³/s.
USGS provisional data may be revised. Source: USGS instantaneous values.
| Time | Discharge (ft³/s) | Gauge height (ft) | Water temp (°F) |
|---|---|---|---|
| Nov 5, 9:30 PM MST | 274 | 4.88 | – |
| Nov 5, 8:30 PM MST | 255 | 4.84 | – |
| Nov 5, 7:30 PM MST | 246 | 4.82 | – |
| Nov 5, 6:30 PM MST | 237 | 4.8 | – |
| Nov 5, 5:30 PM MST | 237 | 4.8 | – |
| Nov 5, 4:30 PM MST | 237 | 4.8 | – |
| Nov 5, 3:30 PM MST | 237 | 4.8 | – |
| Nov 5, 2:30 PM MST | 237 | 4.8 | – |
| Nov 5, 1:30 PM MST | 237 | 4.8 | – |
| Nov 5, 12:30 PM MST | 237 | 4.8 | – |
| Nov 5, 11:30 AM MST | 237 | 4.8 | – |
| Nov 5, 10:30 AM MST | 237 | 4.8 | – |
| Nov 5, 9:30 AM MST | 237 | 4.8 | – |
| Nov 5, 8:30 AM MST | 241 | 4.81 | – |
| Nov 5, 7:30 AM MST | 246 | 4.82 | – |
| Nov 5, 6:30 AM MST | 255 | 4.84 | – |
| Nov 5, 5:30 AM MST | 260 | 4.85 | – |
| Nov 5, 4:30 AM MST | 264 | 4.86 | – |
| Nov 5, 3:30 AM MST | 264 | 4.86 | – |
| Nov 5, 2:30 AM MST | 264 | 4.86 | – |
| Nov 5, 1:30 AM MST | 269 | 4.87 | – |
| Nov 5, 12:30 AM MST | 274 | 4.88 | – |
| Nov 4, 11:30 PM MST | 274 | 4.88 | – |
| Nov 4, 10:30 PM MST | 264 | 4.86 | – |
| Nov 4, 9:30 PM MST | 250 | 4.83 | – |
| Nov 4, 8:30 PM MST | 246 | 4.82 | – |
| Nov 4, 7:30 PM MST | 246 | 4.82 | – |
| Nov 4, 6:30 PM MST | 246 | 4.82 | – |
| Nov 4, 5:30 PM MST | 246 | 4.82 | – |
| Nov 4, 4:30 PM MST | 246 | 4.82 | – |
| Nov 4, 3:30 PM MST | 246 | 4.82 | – |
| Nov 4, 2:30 PM MST | 250 | 4.83 | – |
| Nov 4, 1:30 PM MST | 246 | 4.82 | – |
| Nov 4, 12:30 PM MST | 250 | 4.83 | – |
| Nov 4, 11:30 AM MST | 250 | 4.83 | – |
| Nov 4, 10:30 AM MST | 250 | 4.83 | – |
| Nov 4, 9:30 AM MST | 260 | 4.85 | – |
| Nov 4, 8:30 AM MST | 260 | 4.85 | – |
| Nov 4, 7:30 AM MST | 264 | 4.86 | – |
| Nov 4, 6:30 AM MST | 269 | 4.87 | – |
| Nov 4, 5:30 AM MST | 269 | 4.87 | – |
| Nov 4, 4:30 AM MST | 269 | 4.87 | – |
| Nov 4, 3:30 AM MST | 269 | 4.87 | – |
| Nov 4, 2:30 AM MST | 269 | 4.87 | – |
| Nov 4, 1:30 AM MST | 274 | 4.88 | – |
| Nov 4, 12:30 AM MST | 274 | 4.88 | – |
| Nov 3, 11:30 PM MST | 264 | 4.86 | – |
| Nov 3, 10:30 PM MST | 264 | 4.86 | – |
| Nov 3, 9:30 PM MST | 260 | 4.85 | – |
| Nov 3, 8:30 PM MST | 250 | 4.83 | – |
| Nov 3, 7:30 PM MST | 250 | 4.83 | – |
| Nov 3, 6:30 PM MST | 250 | 4.83 | – |
| Nov 3, 5:30 PM MST | 250 | 4.83 | – |
| Nov 3, 4:30 PM MST | 255 | 4.84 | – |
| Nov 3, 3:30 PM MST | 255 | 4.84 | – |
| Nov 3, 2:30 PM MST | 264 | 4.86 | – |
| Nov 3, 1:30 PM MST | 264 | 4.86 | – |
| Nov 3, 12:30 PM MST | 264 | 4.86 | – |
| Nov 3, 11:30 AM MST | 269 | 4.87 | – |
| Nov 3, 10:30 AM MST | 269 | 4.87 | – |
| Nov 3, 9:30 AM MST | 274 | 4.88 | – |
| Nov 3, 8:30 AM MST | 274 | 4.88 | – |
| Nov 3, 7:30 AM MST | 274 | 4.88 | – |
| Nov 3, 6:30 AM MST | 279 | 4.89 | – |
| Nov 3, 5:30 AM MST | 279 | 4.89 | – |
| Nov 3, 4:30 AM MST | 284 | 4.9 | – |
| Nov 3, 3:30 AM MST | 284 | 4.9 | – |
| Nov 3, 2:30 AM MST | 284 | 4.9 | – |
| Nov 3, 1:30 AM MST | 284 | 4.9 | – |
| Nov 3, 12:30 AM MST | 289 | 4.91 | – |
| Nov 2, 11:30 PM MST | 289 | 4.91 | – |
| Nov 2, 10:30 PM MST | 289 | 4.91 | – |
| Nov 2, 9:30 PM MST | 294 | 4.92 | – |
| Nov 2, 8:30 PM MST | 294 | 4.92 | – |
| Nov 2, 7:30 PM MST | 294 | 4.92 | – |
| Nov 2, 6:30 PM MST | 299 | 4.93 | – |
| Nov 2, 5:30 PM MST | 299 | 4.93 | – |
| Nov 2, 4:30 PM MST | 304 | 4.94 | – |
| Nov 2, 3:30 PM MST | 309 | 4.95 | – |
| Nov 2, 2:30 PM MST | 309 | 4.95 | – |
| Nov 2, 1:30 PM MST | 314 | 4.96 | – |
| Nov 2, 12:30 PM MST | 319 | 4.97 | – |
| Nov 2, 11:30 AM MST | 319 | 4.97 | – |
| Nov 2, 10:30 AM MST | 319 | 4.97 | – |
| Nov 2, 9:30 AM MST | 325 | 4.98 | – |
| Nov 2, 8:30 AM MST | 330 | 4.99 | – |
| Nov 2, 7:30 AM MST | 330 | 4.99 | – |
| Nov 2, 6:30 AM MST | 330 | 4.99 | – |
| Nov 2, 5:30 AM MST | 330 | 4.99 | – |
| Nov 2, 4:30 AM MST | 335 | 5 | – |
| Nov 2, 3:30 AM MST | 330 | 4.99 | – |
| Nov 2, 2:30 AM MST | 325 | 4.98 | – |
| Nov 2, 1:30 AM MST | 325 | 4.98 | – |
| Nov 2, 12:30 AM MST | 319 | 4.97 | – |
| Nov 1, 11:30 PM MST | 319 | 4.97 | – |
| Nov 1, 10:30 PM MST | 314 | 4.96 | – |
| Nov 1, 9:30 PM MST | 309 | 4.95 | – |
| Nov 1, 8:30 PM MST | 309 | 4.95 | – |
| Nov 1, 7:30 PM MST | 309 | 4.95 | – |
| Nov 1, 6:30 PM MST | 304 | 4.94 | – |
| Nov 1, 5:30 PM MST | 299 | 4.93 | – |
| Nov 1, 4:30 PM MST | 299 | 4.93 | – |
| Nov 1, 3:30 PM MST | 294 | 4.92 | – |
| Nov 1, 2:30 PM MST | 294 | 4.92 | – |
| Nov 1, 1:30 PM MST | 289 | 4.91 | – |
| Nov 1, 12:30 PM MST | 289 | 4.91 | – |
| Nov 1, 11:30 AM MST | 284 | 4.9 | – |
| Nov 1, 10:30 AM MST | 284 | 4.9 | – |
| Nov 1, 9:30 AM MST | 284 | 4.9 | – |
| Nov 1, 8:30 AM MST | 284 | 4.9 | – |
| Nov 1, 7:30 AM MST | 279 | 4.89 | – |
| Nov 1, 6:30 AM MST | 279 | 4.89 | – |
| Nov 1, 5:30 AM MST | 279 | 4.89 | – |
| Nov 1, 4:30 AM MST | 274 | 4.88 | – |
| Nov 1, 3:30 AM MST | 274 | 4.88 | – |
| Nov 1, 2:30 AM MST | 269 | 4.87 | – |
| Nov 1, 1:30 AM MST | 269 | 4.87 | – |
| Nov 1, 1:30 AM MDT | 269 | 4.87 | – |
| Nov 1, 12:30 AM MDT | 264 | 4.86 | 44.8 |
| Oct 31, 11:30 PM MDT | 264 | 4.86 | 45 |
| Oct 31, 10:30 PM MDT | 264 | 4.86 | 45.1 |
| Oct 31, 9:30 PM MDT | 264 | 4.86 | 45.3 |
| Oct 31, 8:30 PM MDT | 264 | 4.86 | 45.5 |
| Oct 31, 7:30 PM MDT | 264 | 4.86 | 46 |
| Oct 31, 6:30 PM MDT | 264 | 4.86 | 46.2 |
| Oct 31, 5:30 PM MDT | 264 | 4.86 | 46.4 |
| Oct 31, 4:30 PM MDT | 264 | 4.86 | 46.4 |
| Oct 31, 3:30 PM MDT | 264 | 4.86 | 46.4 |
| Oct 31, 2:30 PM MDT | 264 | 4.86 | 46.2 |
| Oct 31, 1:30 PM MDT | 264 | 4.86 | 45.7 |
| Oct 31, 12:30 PM MDT | 264 | 4.86 | 45.1 |
| Oct 31, 11:30 AM MDT | 260 | 4.85 | 44.4 |
| Oct 31, 10:30 AM MDT | 260 | 4.85 | 44.1 |
| Oct 31, 9:30 AM MDT | 260 | 4.85 | 43.7 |
| Oct 31, 8:30 AM MDT | 260 | 4.85 | 43.3 |
| Oct 31, 7:30 AM MDT | 255 | 4.84 | 43.3 |
| Oct 31, 6:30 AM MDT | 255 | 4.84 | 43.2 |
| Oct 31, 5:30 AM MDT | 255 | 4.84 | 43.2 |
| Oct 31, 4:30 AM MDT | 255 | 4.84 | 43.2 |
| Oct 31, 3:30 AM MDT | 255 | 4.84 | 43 |
| Oct 31, 2:30 AM MDT | 255 | 4.84 | 43.2 |
| Oct 31, 1:30 AM MDT | 255 | 4.84 | 43.2 |
| Oct 31, 12:30 AM MDT | 255 | 4.84 | 43.3 |
| Oct 30, 11:30 PM MDT | 260 | 4.85 | 43.5 |
| Oct 30, 10:30 PM MDT | 264 | 4.86 | 43.7 |
| Oct 30, 9:30 PM MDT | 260 | 4.85 | 44.1 |
| Oct 30, 8:30 PM MDT | 255 | 4.84 | 44.2 |
| Oct 30, 7:30 PM MDT | 255 | 4.84 | 44.4 |
| Oct 30, 6:30 PM MDT | 250 | 4.83 | 44.4 |
| Oct 30, 5:30 PM MDT | 250 | 4.83 | 44.1 |
| Oct 30, 4:30 PM MDT | 250 | 4.83 | 43.9 |
| Oct 30, 3:30 PM MDT | 250 | 4.83 | 43.7 |
| Oct 30, 2:30 PM MDT | 246 | 4.82 | 43.3 |
| Oct 30, 1:30 PM MDT | 246 | 4.82 | 42.6 |
| Oct 30, 12:30 PM MDT | 246 | 4.82 | 41.5 |
| Oct 30, 11:30 AM MDT | 246 | 4.82 | 40.3 |
| Oct 30, 10:30 AM MDT | 246 | 4.82 | 39.6 |
| Oct 30, 9:30 AM MDT | 250 | 4.83 | 39.2 |
| Oct 30, 8:30 AM MDT | 255 | 4.84 | 39 |
| Oct 30, 7:30 AM MDT | 260 | 4.85 | 39 |
| Oct 30, 6:30 AM MDT | 264 | 4.86 | 39 |
| Oct 30, 5:30 AM MDT | 264 | 4.86 | 39.2 |
| Oct 30, 4:30 AM MDT | 269 | 4.87 | 39.2 |
| Oct 30, 3:30 AM MDT | 274 | 4.88 | 39.2 |
| Oct 30, 2:30 AM MDT | 279 | 4.89 | 39.2 |
| Oct 30, 1:30 AM MDT | 289 | 4.91 | 39.4 |
| Oct 30, 12:30 AM MDT | 289 | 4.91 | 39.7 |
| Oct 29, 11:30 PM MDT | 284 | 4.9 | 40.5 |
| Oct 29, 10:30 PM MDT | 255 | 4.84 | 41 |
Water temperature, last 7 days: 52 readings from Oct 29, 9:45 PM MDT to Nov 1, 12:45 AM MDT; ranging 39 to 46.4 °F; latest 44.8 °F.
USGS provisional data may be revised. Source: USGS instantaneous values.
| Time | Water temperature (°F) |
|---|---|
| Nov 1, 12:45 AM MDT | 44.8 |
| Oct 31, 11:45 PM MDT | 45 |
| Oct 31, 10:45 PM MDT | 45.1 |
| Oct 31, 9:45 PM MDT | 45.3 |
| Oct 31, 8:45 PM MDT | 45.5 |
| Oct 31, 7:45 PM MDT | 46 |
| Oct 31, 6:45 PM MDT | 46.2 |
| Oct 31, 5:45 PM MDT | 46.4 |
| Oct 31, 4:45 PM MDT | 46.4 |
| Oct 31, 3:45 PM MDT | 46.4 |
| Oct 31, 2:45 PM MDT | 46.2 |
| Oct 31, 1:45 PM MDT | 45.7 |
| Oct 31, 12:45 PM MDT | 45.1 |
| Oct 31, 11:45 AM MDT | 44.4 |
| Oct 31, 10:45 AM MDT | 44.1 |
| Oct 31, 9:45 AM MDT | 43.7 |
| Oct 31, 8:45 AM MDT | 43.3 |
| Oct 31, 7:45 AM MDT | 43.3 |
| Oct 31, 6:45 AM MDT | 43.2 |
| Oct 31, 5:45 AM MDT | 43.2 |
| Oct 31, 4:45 AM MDT | 43.2 |
| Oct 31, 3:45 AM MDT | 43 |
| Oct 31, 2:45 AM MDT | 43.2 |
| Oct 31, 1:45 AM MDT | 43.2 |
| Oct 31, 12:45 AM MDT | 43.3 |
| Oct 30, 11:45 PM MDT | 43.5 |
| Oct 30, 10:45 PM MDT | 43.7 |
| Oct 30, 9:45 PM MDT | 44.1 |
| Oct 30, 8:45 PM MDT | 44.2 |
| Oct 30, 7:45 PM MDT | 44.4 |
| Oct 30, 6:45 PM MDT | 44.4 |
| Oct 30, 5:45 PM MDT | 44.1 |
| Oct 30, 4:45 PM MDT | 43.9 |
| Oct 30, 3:45 PM MDT | 43.7 |
| Oct 30, 2:45 PM MDT | 43.3 |
| Oct 30, 1:45 PM MDT | 42.6 |
| Oct 30, 12:45 PM MDT | 41.5 |
| Oct 30, 11:45 AM MDT | 40.3 |
| Oct 30, 10:45 AM MDT | 39.6 |
| Oct 30, 9:45 AM MDT | 39.2 |
| Oct 30, 8:45 AM MDT | 39 |
| Oct 30, 7:45 AM MDT | 39 |
| Oct 30, 6:45 AM MDT | 39 |
| Oct 30, 5:45 AM MDT | 39.2 |
| Oct 30, 4:45 AM MDT | 39.2 |
| Oct 30, 3:45 AM MDT | 39.2 |
| Oct 30, 2:45 AM MDT | 39.2 |
| Oct 30, 1:45 AM MDT | 39.4 |
| Oct 30, 12:45 AM MDT | 39.7 |
| Oct 29, 11:45 PM MDT | 40.5 |
| Oct 29, 10:45 PM MDT | 41 |
| Oct 29, 9:45 PM MDT | 41.7 |
Map of USGS gauge 06043120 and the river around it
Where Gallatin River above Deer Creek, near Big Sky, MT sits, with 1 other gauge on the same river and our water's map point.
No current water-temperature reading at this gauge, so no temperature guidance is given. Take a stream thermometer: the trout lines Montana FWP uses are 66°F, 68°F and 73°F.
Species the agency lists for Gallatin River: Brook Trout, Brown Trout, Longnose Dace, Longnose Sucker, Mottled Sculpin, Mountain Sucker, Mountain Whitefish, Rainbow Trout, Westslope Cutthroat Trout, White Sucker, Yellowstone Cutthroat Trout.
USGS publishes no daily statistics for this gauge, so the reading is not compared with the record.
Steady over 24 hours (+9.6% discharge). Rising or falling means a change of more than 10% in discharge (or 0.2 ft of gauge height) over 24 hours; our rule of thumb, not a USGS class.
From our page for Gallatin River, on the same river as this gauge; the agency list is for the water, not this exact reach. Source: FISHMT :: Waterbody Details (Montana Fish, Wildlife & Parks).
Turn Around Don't Drown. “A mere 6 inches of fast-moving flood water can knock over an adult.” No flow number makes a crossing safe; if in doubt, stay out.
Turn Around Don't Drown (National Weather Service)Guidance from the readings above and the published thresholds named with each line; not a fishing forecast, a safety guarantee or a statement about access. Local rules and closures come first.
NWS observed 4.84 ft stage at Nov 5, 8:30 PM MST (NWS gauge GBSM8; its stage datum can differ from the USGS gauge height).
NWS has not set flood categories for this gauge.
Graphical forecasts are not available during times of high water, forecast crest information can be found in the local WFO web page.
Open the NWS gauge page · What the categories mean (National Weather Service)
Checked Nov 5, 9:42 PM MST; readings refresh at most every 15 minutes and statistics daily. Provisional USGS data can be revised. Conditions change: re-check before you go. This is general guidance, not a fishing forecast, a safety guarantee or a statement about access.