Boysen Reservoir water level today
Reservoir in Fremont, Wyoming · Wind River
4,711.60ft
1,436.10 m · gauge reading (local datum, not an elevation)
Measured · provisional
Below normal for the dateSteady
What this means
Boysen Reservoir is 13.40 ft below its full pool of 4,725.00 ft.
It is lower than on Oct 22 in 9 of the last 10 years.
The lake has risen 1.04 ft in 7 days and risen 1.64 ft in 30 days.
Since 1989, the lowest daily level was 4,658.06 ft (Feb 1991) and the highest 4,895.57 ft (Sep 2001).
Boysen Reservoir level chart
Loading chart…
Measured
Normal range for the date (middle 50% of past years)
Full pool
Same date in past years
| Date | Level | vs today |
|---|---|---|
| Oct 22, 2025 | 4,711.17 ft | ▼ 0.43 ft |
| Oct 22, 2024 | 4,714.10 ft | ▲ 2.50 ft |
| Oct 22, 2023 | 4,721.87 ft | ▲ 10.27 ft |
| Oct 22, 2022 | 4,719.63 ft | ▲ 8.03 ft |
| Oct 22, 2021 | 4,719.55 ft | ▲ 7.95 ft |
| Oct 22, 2020 | 4,714.50 ft | ▲ 2.90 ft |
| Oct 22, 2019 | 4,720.10 ft | ▲ 8.50 ft |
| Oct 22, 2018 | 4,719.58 ft | ▲ 7.98 ft |
| Oct 22, 2017 | 4,723.61 ft | ▲ 12.01 ft |
| Oct 22, 2016 | 4,719.59 ft | ▲ 7.99 ft |
Records & details
- Highest
- 4,895.57 ft on Sep 7, 2001
- Lowest
- 4,658.06 ft on Feb 9, 1991
- Records from
- 1989 (37 years of daily data)
- Full pool
- 4,725.00 ft (top of conservation pool, U.S. Army Corps of Engineers)
- Inflow
- 1,265 cfs (35.8 m³/s)
- Outflow
- 402 cfs (11.4 m³/s)
- Water temperature
- Not measured here
Weather & wind
Tonight47°F · Partly Cloudy
Wind ESE 3 to 20 mph
Wind ESE 3 to 20 mph
Thursday68°F · Mostly Sunny
Wind SSE 6 to 9 mph
Wind SSE 6 to 9 mph
Thursday Night53°F · Mostly Cloudy
Wind SSE 9 to 35 mph
Wind SSE 9 to 35 mph
Friday65°F · Sunny
Wind SSW 24 to 32 mph
Wind SSW 24 to 32 mph
Friday Night37°F · Slight Chance Rain Showers then Partly Cloudy
Wind WNW 18 to 40 mph
Wind WNW 18 to 40 mph
Saturday47°F · Partly Sunny
Wind ENE 3 to 29 mph
Wind ENE 3 to 29 mph
NOAA National Weather Service forecast for this lake's location, updated 56 min ago.