Oahe Reservoir water level today
Reservoir in Stanley, South Dakota · Missouri River
1,592.15ft
485.29 m · NGVD29
Measured · provisional
Normal for the dateSteady
What this means
Oahe Reservoir is 15.35 ft below its full pool of 1,607.50 ft.
It is lower than on Oct 21 in 9 of the last 10 years.
The lake has risen 0.08 ft in 7 days and fallen 0.04 ft in 30 days.
Since 1989, the lowest daily level was 1,570.08 ft (Aug 2006) and the highest 1,619.59 ft (Jun 2011).
Oahe 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 21, 2025 | 1,600.57 ft | ▲ 8.42 ft |
| Oct 21, 2024 | 1,599.07 ft | ▲ 6.92 ft |
| Oct 21, 2023 | 1,599.46 ft | ▲ 7.31 ft |
| Oct 21, 2022 | 1,591.52 ft | ▼ 0.63 ft |
| Oct 21, 2021 | 1,597.50 ft | ▲ 5.35 ft |
| Oct 21, 2020 | 1,608.95 ft | ▲ 16.80 ft |
| Oct 21, 2019 | 1,614.02 ft | ▲ 21.87 ft |
| Oct 21, 2018 | 1,611.75 ft | ▲ 19.60 ft |
| Oct 21, 2017 | 1,610.15 ft | ▲ 18.00 ft |
| Oct 21, 2016 | 1,609.58 ft | ▲ 17.43 ft |
Records & details
- Highest
- 1,619.59 ft on Jun 27, 2011
- Lowest
- 1,570.08 ft on Aug 30, 2006
- Records from
- 1989 (37 years of daily data)
- Full pool
- 1,607.50 ft (top of conservation pool, U.S. Army Corps of Engineers)
- Inflow
- 13,000 cfs (368.1 m³/s)
- Outflow
- 14,362 cfs (406.7 m³/s)
- Water temperature
- 60 °F (15.7 °C)
Weather & wind
This Afternoon67°F · Partly Sunny
Wind NE 5 mph
Wind NE 5 mph
Tonight45°F · Mostly Clear
Wind E 5 to 10 mph
Wind E 5 to 10 mph
Thursday81°F · Mostly Sunny
Wind SE 10 to 21 mph
Wind SE 10 to 21 mph
Thursday Night59°F · Partly Cloudy
Wind SE 17 to 22 mph
Wind SE 17 to 22 mph
Friday84°F · Mostly Sunny
Wind SSE 18 to 25 mph
Wind SSE 18 to 25 mph
Friday Night49°F · Partly Cloudy then Slight Chance Light Rain
Wind SSW 15 to 26 mph
Wind SSW 15 to 26 mph
NOAA National Weather Service forecast for this lake's location, updated 34 min ago.