MEDIAN FLOW RATE · 1 YEAR
165cfs 42.8% vs avg
Optimal band: 43–59 cfs
PERIOD HIGH
1,866cfs
PERIOD LOW
1cfs
RUNNABLE
3%
last 1 year in band
Precipitation History
Precipitation · YTD
NormalNear-normal year
2026 to date
22.3in
≈ normal
22.32 in of precipitation so far this year — about average for this point in the season (normal 22.09 in).
YTD Total
22.3in
This year so far
Normal to Date
22.1in
30-yr average
Typical Range
17.1–26.7in
10th–90th pct YTD
Departure
+1%
vs 30-yr normal
By Month
This year
Typical range
Normal
Jan: 1.08" · normal 2.81" (1.1–4.6)
Feb: 1.01" · normal 2.43" (1.0–4.4)
Mar: 6.18" · normal 3.35" (1.6–5.0)
Apr: 5.10" · normal 4.55" (3.0–6.7)
May: 3.02" · normal 4.70" (2.3–7.3)
Jun: 5.94" (so far)· normal 4.26" (2.3–7.3)
Jul: normal 3.82" (1.7–6.2)
Aug: normal 2.87" (1.4–3.7)
Sep: normal 2.92" (1.1–5.4)
Oct: normal 3.30" (1.6–5.8)
Nov: normal 3.37" (1.6–5.5)
Dec: normal 2.58" (1.6–4.0)
Baseline 1991–2020 · Source: Open-Meteo01:30 AM
Your History · LAKE FORK AT ATWOOD, IL
Track your history
Sign in to track your sessions at LAKE FORK AT ATWOOD, IL — best days, monthly trends, and time on the water.
Sign inSPONSORED
Weather Conditions
WEATHER CONDITIONS
TODAY
89°
74°
TUE
92°
74°
WED
94°
73°
THU
90°
75°
FRI
88°
71°
SAT
90°
69°
SUN
83°
72°
FISH INDEX
Temperature
Too Hot
Wind
Light
Pressure
Rising — Slow
Moon Phase
Peak Activity
DAYLIGHT
SUNRISE
05:28 AM
SUNSET
08:26 PM
14H 58M OF DAYLIGHT17H 38M REMAINING
MOON PHASE
Full Moon
100% illuminated
PEAK ACTIVITY
Station Location
39.8063, -88.4762Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-06-30 02:48 UTC
Site #05590800·USGS
Create a free account to save favorites, set flow alerts, and track conditions