MEDIAN FLOW RATE · 1 YEAR
17cfs 45.6% vs avg
Optimal band: 15–21 cfs
PERIOD HIGH
816cfs
PERIOD LOW
1cfs
RUNNABLE
10%
last 1 year in band
Precipitation History
Precipitation · YTD
NormalNear-normal year
2026 to date
24.9in
≈ normal
24.87 in of precipitation so far this year — about average for this point in the season (normal 22.3 in).
YTD Total
24.9in
This year so far
Normal to Date
22.3in
30-yr average
Typical Range
17.1–28.5in
10th–90th pct YTD
Departure
+12%
vs 30-yr normal
By Month
This year
Typical range
Normal
Jan: 1.87" · normal 2.43" (1.1–4.2)
Feb: 0.78" · normal 2.24" (0.8–3.9)
Mar: 5.37" · normal 3.15" (1.8–4.6)
Apr: 5.65" · normal 4.53" (3.0–6.5)
May: 2.94" · normal 4.57" (2.3–6.8)
Jun: 7.30" · normal 4.27" (2.0–7.8)
Jul: 0.96" (so far)· normal 3.60" (1.3–5.4)
Aug: normal 3.08" (1.6–4.7)
Sep: normal 3.13" (1.1–5.9)
Oct: normal 3.25" (1.5–5.6)
Nov: normal 3.32" (1.3–5.9)
Dec: normal 2.34" (1.2–3.6)
Baseline 1991–2020 · Source: Open-Meteo12:36 AM
Your History · SUGAR CREEK AT COVERED BRIDGE RD NR CHATHAM, IL
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Weather Conditions
WEATHER CONDITIONS
TODAY
86°
68°
WED
91°
68°
THU
89°
71°
FRI
84°
67°
SAT
81°
69°
SUN
81°
67°
MON
85°
69°
FISH INDEX
Temperature
Warm
Wind
Calm
Pressure
Stable
Moon Phase
Good
DAYLIGHT
SUNRISE
05:38 AM
SUNSET
08:28 PM
14H 50M OF DAYLIGHT
MOON PHASE
Last Quarter
43% illuminated
Station Location
39.6400, -89.6617Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-08 00:00 UTC
Site #05576193·USGS
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