S F Flathead R ab Twin C nr Hungry Horse MT
USGS 12359800 · Montana · reports discharge (live), gauge height, water temperature
Reading S F Flathead R ab Twin C nr Hungry Horse MT…
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USGS 12359800 · 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 1, 12:45 AM MDT · provisional USGS data
This is the latest value USGS returned and it is more than a day old. It is not today's reading.
Discharge, last 7 days: 53 readings from Oct 29, 8:45 PM MDT to Nov 1, 12:45 AM MDT; ranging 412 to 430 ft³/s; latest 412 ft³/s; shaded band: typical range (25th–75th percentile) for each date.
USGS provisional data may be revised. Source: USGS instantaneous values.
| Time | Discharge (ft³/s) | Gauge height (ft) | Normal, 25th–75th (ft³/s) |
|---|---|---|---|
| Nov 1, 12:45 AM MDT | 412 | 4.87 | 350–844 |
| Oct 31, 11:45 PM MDT | 412 | 4.87 | 343–768 |
| Oct 31, 10:45 PM MDT | 416 | 4.88 | 343–768 |
| Oct 31, 9:45 PM MDT | 416 | 4.88 | 343–768 |
| Oct 31, 8:45 PM MDT | 416 | 4.88 | 343–768 |
| Oct 31, 7:45 PM MDT | 416 | 4.88 | 343–768 |
| Oct 31, 6:45 PM MDT | 416 | 4.88 | 343–768 |
| Oct 31, 5:45 PM MDT | 416 | 4.88 | 343–768 |
| Oct 31, 4:45 PM MDT | 416 | 4.88 | 343–768 |
| Oct 31, 3:45 PM MDT | 416 | 4.88 | 343–768 |
| Oct 31, 2:45 PM MDT | 416 | 4.88 | 343–768 |
| Oct 31, 1:45 PM MDT | 416 | 4.88 | 343–768 |
| Oct 31, 12:45 PM MDT | 416 | 4.88 | 343–768 |
| Oct 31, 11:45 AM MDT | 416 | 4.88 | 343–768 |
| Oct 31, 10:45 AM MDT | 416 | 4.88 | 343–768 |
| Oct 31, 9:45 AM MDT | 416 | 4.88 | 343–768 |
| Oct 31, 8:45 AM MDT | 416 | 4.88 | 343–768 |
| Oct 31, 7:45 AM MDT | 416 | 4.88 | 343–768 |
| Oct 31, 6:45 AM MDT | 421 | 4.89 | 343–768 |
| Oct 31, 5:45 AM MDT | 421 | 4.89 | 343–768 |
| Oct 31, 4:45 AM MDT | 421 | 4.89 | 343–768 |
| Oct 31, 3:45 AM MDT | 421 | 4.89 | 343–768 |
| Oct 31, 2:45 AM MDT | 421 | 4.89 | 343–768 |
| Oct 31, 1:45 AM MDT | 421 | 4.89 | 343–768 |
| Oct 31, 12:45 AM MDT | 421 | 4.89 | 343–768 |
| Oct 30, 11:45 PM MDT | 421 | 4.89 | 342–748 |
| Oct 30, 10:45 PM MDT | 421 | 4.89 | 342–748 |
| Oct 30, 9:45 PM MDT | 421 | 4.89 | 342–748 |
| Oct 30, 8:45 PM MDT | 421 | 4.89 | 342–748 |
| Oct 30, 7:45 PM MDT | 421 | 4.89 | 342–748 |
| Oct 30, 6:45 PM MDT | 421 | 4.89 | 342–748 |
| Oct 30, 5:45 PM MDT | 421 | 4.89 | 342–748 |
| Oct 30, 4:45 PM MDT | 421 | 4.89 | 342–748 |
| Oct 30, 3:45 PM MDT | 421 | 4.89 | 342–748 |
| Oct 30, 2:45 PM MDT | 421 | 4.89 | 342–748 |
| Oct 30, 1:45 PM MDT | 421 | 4.89 | 342–748 |
| Oct 30, 12:45 PM MDT | 421 | 4.89 | 342–748 |
| Oct 30, 11:45 AM MDT | 421 | 4.89 | 342–748 |
| Oct 30, 10:45 AM MDT | 425 | 4.9 | 342–748 |
| Oct 30, 9:45 AM MDT | 421 | 4.89 | 342–748 |
| Oct 30, 8:45 AM MDT | 425 | 4.9 | 342–748 |
| Oct 30, 7:45 AM MDT | 425 | 4.9 | 342–748 |
| Oct 30, 6:45 AM MDT | 425 | 4.9 | 342–748 |
| Oct 30, 5:45 AM MDT | 425 | 4.9 | 342–748 |
| Oct 30, 4:45 AM MDT | 425 | 4.9 | 342–748 |
| Oct 30, 3:45 AM MDT | 425 | 4.9 | 342–748 |
| Oct 30, 2:45 AM MDT | 425 | 4.9 | 342–748 |
| Oct 30, 1:45 AM MDT | 425 | 4.9 | 342–748 |
| Oct 30, 12:45 AM MDT | 425 | 4.9 | 342–748 |
| Oct 29, 11:45 PM MDT | 425 | 4.9 | 338–722 |
| Oct 29, 10:45 PM MDT | 425 | 4.9 | 338–722 |
| Oct 29, 9:45 PM MDT | 430 | 4.91 | 338–722 |
| Oct 29, 8:45 PM MDT | 430 | 4.91 | 338–722 |
Map of USGS gauge 12359800 and the river around it
Where S F Flathead R ab Twin C nr Hungry Horse MT sits 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.
This gauge is on our page for South Fork Flathead River, but no agency page we read lists its species.
Not compared with the record because the reading is old.
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, 399 ft³/s at Nov 5, 7:45 PM MST (NWS gauge TNCM8; 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, 8:39 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.