MEDIAN FLOW RATE · 7 DAY
1,248cfs 81.2% vs avg
Optimal band: 1,061–1,435 cfs
PERIOD HIGH
2,791cfs
PERIOD LOW
821cfs
RUNNABLE
25%
last 7 day in band
Precipitation History
Precipitation · YTD
NormalNear-normal year
2026 to date
24.4in
≈ normal
24.39 in of precipitation so far this year — about average for this point in the season (normal 23.51 in).
YTD Total
24.4in
This year so far
Normal to Date
23.5in
30-yr average
Typical Range
19.1–28.1in
10th–90th pct YTD
Departure
+4%
vs 30-yr normal
By Month
This year
Typical range
Normal
Jan: 1.62" · normal 2.92" (1.2–4.7)
Feb: 0.83" · normal 2.47" (1.1–4.3)
Mar: 5.32" · normal 3.54" (1.7–5.6)
Apr: 6.55" · normal 4.57" (2.5–6.6)
May: 2.56" · normal 4.55" (2.5–6.6)
Jun: 6.63" · normal 4.47" (2.3–7.0)
Jul: 0.87" (so far)· normal 3.68" (1.8–5.3)
Aug: normal 3.00" (1.4–5.0)
Sep: normal 2.81" (0.7–5.0)
Oct: normal 3.19" (1.6–5.8)
Nov: normal 3.42" (1.8–5.5)
Dec: normal 2.67" (1.4–4.1)
Baseline 1991–2020 · Source: Open-Meteo10:34 PM
Your History · VERMILION RIVER NEAR DANVILLE, IL
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Station Location
40.1011, -87.5976Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-08 00:00 UTC
Site #03339000·USGS
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