MEDIAN FLOW RATE · 1 YEAR
1,045cfs
Optimal band: 607–821 cfs
PERIOD HIGH
2,936cfs
PERIOD LOW
272cfs
RUNNABLE
38%
last 1 year in band
Precipitation History
Precipitation · YTD
WetWetter than normal
2026 to date
38.6in
+39% vs normal
38.63 in of precipitation so far this year, 39% above the 30-year normal of 27.78 in for this point in the season.
YTD Total
38.6in
This year so far
Normal to Date
27.8in
30-yr average
Typical Range
19.4–36.6in
10th–90th pct YTD
Departure
+39%
vs 30-yr normal
By Month
This year
Typical range
Normal
Jan: 4.39" · normal 5.17" (2.2–8.2)
Feb: 2.07" · normal 4.32" (1.5–7.1)
Mar: 3.63" · normal 4.40" (2.4–7.4)
Apr: 4.12" · normal 4.38" (1.4–8.2)
May: 14.37" · normal 3.67" (1.2–6.6)
Jun: 8.32" · normal 4.57" (1.8–6.6)
Jul: 1.73" (so far)· normal 5.12" (2.7–7.9)
Aug: normal 4.93" (2.2–8.6)
Sep: normal 4.01" (1.6–7.9)
Oct: normal 3.85" (0.3–7.4)
Nov: normal 3.55" (1.5–5.6)
Dec: normal 4.50" (2.8–6.5)
Baseline 1991–2020 · Source: Open-Meteo10:34 PM
Your History · Vermilion River at Surrey St. at Lafayette, LA
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Station Location
30.2174, -91.9929Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-08 00:00 UTC
Site #07386880·USGS
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