MEDIAN FLOW RATE · 7 DAY
301cfs 76.3% vs avg
Optimal band: 397–537 cfs
PERIOD HIGH
815cfs
PERIOD LOW
301cfs
RUNNABLE
25%
last 7 day in band
Precipitation History
Precipitation · YTD
NormalNear-normal year
2026 to date
19.9in
≈ normal
19.95 in of precipitation so far this year — about average for this point in the season (normal 21.09 in).
YTD Total
19.9in
This year so far
Normal to Date
21.1in
30-yr average
Typical Range
15.1–27.8in
10th–90th pct YTD
Departure
-5%
vs 30-yr normal
By Month
This year
Typical range
Normal
Jan: 1.31" · normal 2.39" (1.1–4.0)
Feb: 0.46" · normal 2.17" (0.7–3.7)
Mar: 5.25" · normal 3.06" (1.7–4.8)
Apr: 5.83" · normal 4.40" (2.8–6.6)
May: 2.30" · normal 4.61" (2.5–7.0)
Jun: 4.80" (so far)· normal 4.47" (2.4–7.0)
Jul: normal 3.68" (1.4–5.7)
Aug: normal 3.11" (1.3–4.5)
Sep: normal 3.20" (1.1–5.7)
Oct: normal 3.30" (1.5–5.8)
Nov: normal 3.24" (1.3–5.8)
Dec: normal 2.33" (1.4–4.2)
Baseline 1991–2020 · Source: Open-Meteo01:29 AM
Your History · LAKE FORK NEAR CORNLAND, IL
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Weather Conditions
WEATHER CONDITIONS
TODAY
89°
74°
TUE
93°
74°
WED
94°
74°
THU
90°
73°
FRI
87°
69°
SAT
90°
71°
SUN
83°
71°
FISH INDEX
Temperature
Too Hot
Wind
Light
Pressure
Rising — Slow
Moon Phase
Peak Activity
DAYLIGHT
SUNRISE
05:31 AM
SUNSET
08:30 PM
14H 59M OF DAYLIGHT17H 47M REMAINING
MOON PHASE
Full Moon
100% illuminated
PEAK ACTIVITY
Station Location
39.9518, -89.3857Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-06-30 02:43 UTC
Site #05579500·USGS
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