MEDIAN FLOW RATE · 1 DAY
117cfs 167.4% vs avg
Optimal band: 50–67 cfs
PERIOD HIGH
257cfs
PERIOD LOW
54.7cfs
RUNNABLE
65%
last 1 day in band
Gauge Height
4.36ft
Precipitation History
Your History · CALUMET UNION DRAINAGE CANAL NEAR MARKHAM, IL
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Weather Conditions
WEATHER CONDITIONS
TODAY
81°
60°
FRI
68°
60°
SAT
78°
58°
SUN
86°
64°
MON
94°
73°
TUE
97°
77°
WED
98°
78°
FISH INDEX
Temperature
Ideal
Wind
Light
Pressure
Stable
Moon Phase
Average
DAYLIGHT
SUNRISE
05:17 AM
SUNSET
08:28 PM
15H 11M OF DAYLIGHT8H 39M REMAINING
MOON PHASE
Waxing Gibbous
78% illuminated
Station Location
41.5970, -87.6657Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-06-25 11:49 UTC
Site #05536310·USGS
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