Southport Marina
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Boat launches near Southport Marina
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Typical flow by month
1972 to 2026
The water at Southport Marina typically runs highest in March, at a median 40 cfs, and lowest in September, at 10 cfs. The highest flow on record for any single day is 2,010 cfs, in 2017.
| Month | Typical (cfs) | Usual range (cfs) | Relative level |
|---|---|---|---|
| January | 12 | 7.2 to 23 | |
| February | 12 | 6.5 to 37 | |
| March | 40 | 24 to 84 | |
| April | 38 | 22 to 81 | |
| May | 26 | 16 to 45 | |
| June | 18 | 11 to 36 | |
| July | 12 | 8.2 to 21 | |
| August | 11 | 7.6 to 18 | |
| September | 10 | 6.9 to 18 | |
| October | 11 | 7.8 to 21 | |
| November | 15 | 8.6 to 28 | |
| December | 15 | 8.7 to 32 |
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 54 years of record. Statistics published by the US Geological Survey for Pike River near Racine, WI (site 04087257). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.
Current conditions
Waves
3.1 ft @ 4s
Wind
12 kt
Gusts 21 kt
Air
58°F
Streamflow
276 cfs
Much above normal (95th)
Water level
3.03 ft
Rain chance
10%
Forecast outlook
Forecast from Open-Meteo global models (NOAA & ECMWF). See full conditions →
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