Red Rock Marina
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Boat launches near Red Rock Marina
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Typical flow by month
1993 to 2026
The water at Red Rock Marina typically runs highest in June, at a median 17,150 cfs, and lowest in September, at 1,215 cfs. The highest flow on record for any single day is 104,000 cfs, in 1993.
| Month | Typical (cfs) | Usual range (cfs) | Relative level |
|---|---|---|---|
| January | 1,650 | 845 to 3,460 | |
| February | 2,140 | 980 to 4,310 | |
| March | 7,300 | 3,230 to 13,400 | |
| April | 9,810 | 4,630 to 18,600 | |
| May | 15,800 | 7,280 to 18,800 | |
| June | 17,150 | 8,185 to 21,700 | |
| July | 16,800 | 4,890 to 22,100 | |
| August | 3,420 | 1,410 to 10,000 | |
| September | 1,215 | 516 to 5,510 | |
| October | 1,900 | 360 to 6,720 | |
| November | 2,130 | 575 to 6,020 | |
| December | 2,690 | 1,260 to 5,080 |
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 34 years of record. Statistics published by the US Geological Survey for Des Moines River near Pella, IA (site 05488110). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.
Current conditions
Streamflow
22,300 cfs
Much above normal (93rd)
Water level
93.11 ft
Water
69°F
High today
65°F
Wind
9 kt
Gusts 16 kt
Rain chance
0%
Week ahead
Forecast from Open-Meteo global models (NOAA & ECMWF). See full conditions →
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