MEDIAN FLOW RATE · 1 YEAR
4,486cfs 32.8% vs avg
Optimal band: 20–28 cfs
PERIOD HIGH
4,756cfs
PERIOD LOW
1cfs
RUNNABLE
13%
last 1 year in band
Gauge Height
28.70ft
Precipitation History
Precipitation · YTD
NormalNear-normal year
2026 to date
24.9in
≈ normal
24.85 in of precipitation so far this year — about average for this point in the season (normal 26.57 in).
YTD Total
24.9in
This year so far
Normal to Date
26.6in
30-yr average
Typical Range
21.5–31.2in
10th–90th pct YTD
Departure
-6%
vs 30-yr normal
By Month
This year
Typical range
Normal
Jan: 1.57" · normal 3.78" (1.6–5.6)
Feb: 0.91" · normal 3.55" (1.6–5.8)
Mar: 4.58" · normal 4.68" (2.9–7.0)
Apr: 4.13" · normal 5.33" (2.6–8.7)
May: 4.48" · normal 4.64" (2.7–6.3)
Jun: 5.56" · normal 3.33" (1.6–5.5)
Jul: 3.62" (so far)· normal 3.07" (1.4–4.9)
Aug: normal 2.64" (0.6–4.7)
Sep: normal 3.21" (0.7–6.2)
Oct: normal 3.75" (1.4–7.1)
Nov: normal 4.09" (2.1–7.3)
Dec: normal 3.96" (2.0–6.0)
Baseline 1991–2020 · Source: Open-Meteo06:35 UTC
Your History · CACHE RIVER AT FORMAN, IL
Track your history
Sign in to track your sessions at CACHE RIVER AT FORMAN, IL — best days, monthly trends, and time on the water.
Sign inSPONSORED
Weather Conditions
WEATHER CONDITIONS
TODAY
85°
70°
MON
87°
70°
TUE
87°
69°
WED
84°
70°
THU
86°
70°
FRI
90°
73°
SAT
95°
73°
FISH INDEX
Temperature
Warm
Wind
Calm
Pressure
Rising — Slow
Moon Phase
Average
DAYLIGHT
SUNRISE
05:45 AM
SUNSET
08:17 PM
14H 32M OF DAYLIGHT
MOON PHASE
Waning Crescent
7% illuminated
Station Location
37.3350, -88.9253Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-12 00:00 UTC
Site #03612000·USGS
Create a free account to save favorites, set flow alerts, and track conditions
