Southport Marina
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Boat launches8
Public land: USGS PAD-US
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.
Show the numbers
| Month | Typical (cfs) | Usual range (cfs) |
|---|---|---|
| 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
Today · Fri
59Maybe/ 100
3.6 ft waves · Wind 14 kt
CloudyWaves 4.4 ft47°FRain 1%Wind 11 kt, gusts 25
Waves
3.6 ft @ 5s
Wind
5 kt
Gusts 25 kt
Air
40°F
Streamflow
31 cfs
Above normal (75th)
Water level
1.56 ft
Air quality
26 Good
Chiwaukee monitor, 9 km
Forecast from Open-Meteo global models (NOAA & ECMWF). Air quality: Wisconsin Dept. of Natural Resources via EPA AirNow. Preliminary data, not verified. See full conditions →
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