Lewis and Clark Riverboat
Lewis and Clark Riverboat is a boat tour operator in Bismarck, North Dakota. Cruises operate on the Missouri River from Memorial Day through Labor Day.
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Operator details
- Vessels
- Powerboat
Boat launches near Lewis and Clark Riverboat
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Typical flow by month
1954 to 2026
The water at Lewis and Clark Riverboat typically runs highest in February, at a median 24,400 cfs, and lowest in October, at 16,000 cfs. The highest flow on record for any single day is 154,000 cfs, in 2011.
| Month | Typical (cfs) | Usual range (cfs) | Relative level |
|---|---|---|---|
| January | 21,900 | 18,200 to 26,700 | |
| February | 24,400 | 17,900 to 29,300 | |
| March | 20,900 | 15,800 to 26,800 | |
| April | 19,900 | 15,450 to 24,900 | |
| May | 21,500 | 16,900 to 26,700 | |
| June | 22,200 | 18,100 to 29,350 | |
| July | 22,000 | 18,700 to 29,300 | |
| August | 22,200 | 19,500 to 29,000 | |
| September | 20,400 | 16,250 to 25,750 | |
| October | 16,000 | 13,400 to 27,200 | |
| November | 18,000 | 13,200 to 27,100 | |
| December | 19,200 | 15,900 to 22,800 |
Typical is the median of each month’s daily median values, and the usual range runs from the median 25th to the median 75th percentile, across about 72 years of record. Statistics published by the US Geological Survey for Missouri River at Bismarck, ND (site 06342500). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.
Current conditions
Streamflow
13,200 cfs
Below normal (21st)
Water level
3.77 ft
Water
60°F
High today
63°F
Wind
14 kt
Gusts 25 kt
Rain chance
0%
Week ahead
Forecast from Open-Meteo global models (NOAA & ECMWF). See full conditions →
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