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| SF FLATHEAD--HUNGRY HORSE DAM | |
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| Forecasts are calculated from a forecast time series that approximates flow at a 6 hour time step interval. Observed instantaneous peaks can be higher than model forecast peaks. |
| SF FLATHEAD--HUNGRY HORSE DAM (HHWM8) Forecasts for Water Year 2027 Ensemble Date: 2026-10-05 Forecast Period: October 5 to February 1 | |||
| Exceedence Probability | Inflow CFS | Probable Date of Peak | |
| 95 % | 805 | 2026-10-19 | |
| 90 % | 959 | 2026-10-23 | |
| 70 % | 2417 | 2026-11-04 | |
| 50 % | 3392 | 2026-11-09 | |
| 30 % | 5987 | 2026-11-21 | |
| 10 % | 10045 | 2026-12-16 | |
| 05 % | 11256 | 2027-01-16 | |