Flathead Lake @ Selis Ksanka Qlispe Dam water level today
Reservoir in Lake, Montana · Flathead River
2,891.82ft
881.43 m · NGVD29
Measured · provisional
Normal for the date
What this means
It is lower than on Oct 21 in 1 of the last 10 years.
The lake has fallen 0.34 ft in 7 days and fallen 1.23 ft in 30 days.
Since 1990, the lowest daily level was 2,883.05 ft (Apr 1992) and the highest 2,893.59 ft (Jun 2022).
Flathead Lake @ Selis Ksanka Qlispe Dam level chart
Loading chart…
Measured
Normal range for the date (middle 50% of past years)
Same date in past years
| Date | Level | vs today |
|---|---|---|
| Oct 21, 2025 | 2,890.77 ft | ▼ 1.05 ft |
| Oct 21, 2024 | 2,891.70 ft | ▼ 0.12 ft |
| Oct 21, 2023 | 2,890.15 ft | ▼ 1.67 ft |
| Oct 21, 2022 | 2,891.11 ft | ▼ 0.71 ft |
| Oct 21, 2021 | 2,891.00 ft | ▼ 0.82 ft |
| Oct 21, 2020 | 2,891.55 ft | ▼ 0.27 ft |
| Oct 21, 2019 | 2,890.74 ft | ▼ 1.08 ft |
| Oct 21, 2018 | 2,891.40 ft | ▼ 0.42 ft |
| Oct 21, 2017 | 2,891.06 ft | ▼ 0.76 ft |
| Oct 21, 2016 | 2,892.03 ft | ▲ 0.21 ft |
Records & details
- Highest
- 2,893.59 ft on Jun 25, 2022
- Lowest
- 2,883.05 ft on Apr 3, 1992
- Records from
- 1990 (37 years of daily data)
- Storage
- 1,642,680 acre-ft
- Inflow
- 4,730 cfs (133.9 m³/s)
- Outflow
- 7,260 cfs (205.6 m³/s)
- Water temperature
- Not measured here
Weather & wind
This Afternoon67°F · Sunny
Wind ENE 2 mph
Wind ENE 2 mph
Tonight38°F · Mostly Clear
Wind SSE 1 mph
Wind SSE 1 mph
Thursday67°F · Mostly Sunny
Wind NE 0 to 3 mph
Wind NE 0 to 3 mph
Thursday Night39°F · Light Rain
Wind NNE 1 mph
Wind NNE 1 mph
Friday54°F · Rain
Wind WSW 1 to 10 mph
Wind WSW 1 to 10 mph
Friday Night29°F · Light Rain Likely
Wind S 2 to 7 mph
Wind S 2 to 7 mph
NOAA National Weather Service forecast for this lake's location, updated 1 h ago.