MEDIAN FLOW RATE · 30 DAY
—cfs
No flow data available
Precipitation History
Precipitation · YTD
NormalNear-normal year
2026 to date
24.8in
≈ normal
24.76 in of precipitation so far this year — about average for this point in the season (normal 23.89 in).
YTD Total
24.8in
This year so far
Normal to Date
23.9in
30-yr average
Typical Range
18.6–28.3in
10th–90th pct YTD
Departure
+4%
vs 30-yr normal
By Month
This year
Typical range
Normal
Jan: 1.49" · normal 2.93" (1.3–4.9)
Feb: 0.97" · normal 2.48" (1.0–4.3)
Mar: 7.16" · normal 3.36" (1.6–4.9)
Apr: 4.75" · normal 4.65" (2.7–6.7)
May: 3.65" · normal 4.61" (2.2–7.6)
Jun: 5.44" · normal 4.23" (2.4–6.8)
Jul: 1.31" (so far)· normal 3.84" (1.9–6.0)
Aug: normal 2.85" (1.4–4.3)
Sep: normal 3.04" (0.8–5.8)
Oct: normal 3.30" (1.5–5.7)
Nov: normal 3.45" (1.7–5.9)
Dec: normal 2.61" (1.7–3.8)
Baseline 1991–2020 · Source: Open-Meteo06:29 UTC
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Weather Conditions
WEATHER CONDITIONS
TODAY
85°
67°
MON
87°
64°
TUE
85°
66°
WED
88°
69°
THU
88°
70°
FRI
87°
73°
SAT
83°
69°
FISH INDEX
Temperature
Warm
Wind
Light
Pressure
Rising — Slow
Moon Phase
Average
DAYLIGHT
SUNRISE
05:36 AM
SUNSET
08:21 PM
14H 45M OF DAYLIGHT
MOON PHASE
Waning Crescent
7% illuminated
Station Location
39.5842, -88.4122Loading map…
DATA · USGS · NOAA · NWS
Site #mvs:Cooks Mill-Kaskaskia.Flow.Inst.15Minutes.0.RatingUSGS·USGS
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