MEDIAN FLOW RATE · 1 DAY
—cfs
No flow data available
Precipitation History
Precipitation · YTD
NormalNear-normal year
2026 to date
19.9in
≈ normal
19.91 in of precipitation so far this year — about average for this point in the season (normal 20.37 in).
YTD Total
19.9in
This year so far
Normal to Date
20.4in
30-yr average
Typical Range
13.6–25.6in
10th–90th pct YTD
Departure
-2%
vs 30-yr normal
By Month
This year
Typical range
Normal
Jan: 1.49" · normal 2.19" (0.9–3.7)
Feb: 0.09" · normal 2.04" (0.7–3.0)
Mar: 4.14" · normal 2.97" (1.5–4.7)
Apr: 5.73" · normal 4.18" (2.6–6.0)
May: 1.39" · normal 4.69" (2.5–7.5)
Jun: 7.04" · normal 4.18" (2.3–7.2)
Jul: 0.02" (so far)· normal 3.74" (1.7–6.1)
Aug: normal 3.14" (1.7–5.0)
Sep: normal 2.96" (1.0–5.0)
Oct: normal 3.15" (1.4–6.0)
Nov: normal 2.87" (1.3–5.0)
Dec: normal 2.21" (1.4–3.8)
Baseline 1991–2020 · Source: Open-Meteo01:13 AM
Your History · MACKINAW RIVER AT 2300E NEAR KAPPA, IL
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Weather Conditions
WEATHER CONDITIONS
TODAY
91°
76°
THU
94°
74°
FRI
88°
75°
SAT
89°
70°
SUN
81°
69°
MON
78°
64°
TUE
76°
63°
FISH INDEX
Temperature
Too Hot
Wind
Light
Pressure
Rising — Slow
Moon Phase
Average
DAYLIGHT
SUNRISE
05:29 AM
SUNSET
08:31 PM
15H 2M OF DAYLIGHT19H 18M REMAINING
MOON PHASE
Waning Gibbous
95% illuminated
Station Location
40.6623, -89.1008Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-02 01:13 UTC
Site #05565900·USGS
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