MEDIAN FLOW RATE · 1 DAY
240cfs 27.0% vs avg
Optimal band: 251–339 cfs
PERIOD HIGH
356cfs
PERIOD LOW
240cfs
RUNNABLE
78%
last 1 day in band
Gauge Height
15.18ft
Precipitation History
Precipitation · YTD
WetWetter than normal
2026 to date
49.4in
+122% vs normal
49.39 in of precipitation so far this year, 122% above the 30-year normal of 22.27 in for this point in the season.
YTD Total
49.4in
This year so far
Normal to Date
22.3in
30-yr average
Typical Range
12.3–33.0in
10th–90th pct YTD
Departure
+122%
vs 30-yr normal
By Month
This year
Typical range
Normal
Jan: 1.89" · normal 3.95" (1.7–6.8)
Feb: 1.86" · normal 3.39" (0.8–6.6)
Mar: 3.46" · normal 3.69" (1.6–6.8)
Apr: 6.95" · normal 3.94" (1.0–7.6)
May: 16.41" · normal 3.56" (0.8–7.5)
Jun: 18.82" (so far)· normal 4.31" (1.5–6.7)
Jul: normal 3.87" (1.1–7.8)
Aug: normal 4.32" (1.4–6.0)
Sep: normal 5.16" (1.8–8.2)
Oct: normal 4.77" (1.1–10.7)
Nov: normal 4.23" (1.2–7.8)
Dec: normal 4.05" (1.8–6.7)
Baseline 1991–2020 · Source: Open-Meteo01:35 AM
Your History · Chocolate Bayou nr Alvin, TX
Track your history
Sign in to track your sessions at Chocolate Bayou nr Alvin, TX — best days, monthly trends, and time on the water.
Sign inSPONSORED
Weather Conditions
WEATHER CONDITIONS
TODAY
91°
73°
FRI
90°
78°
SAT
91°
76°
SUN
91°
78°
MON
91°
76°
TUE
91°
75°
WED
92°
75°
FISH INDEX
Temperature
Too Hot
Wind
Light
Pressure
Rising — Slow
Moon Phase
Average
DAYLIGHT
SUNRISE
06:23 AM
SUNSET
08:24 PM
14H 1M OF DAYLIGHT17H 22M REMAINING
MOON PHASE
Waxing Gibbous
84% illuminated
Station Location
29.3715, -95.3231Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-06-26 03:02 UTC
Site #08078000·USGS
Create a free account to save favorites, set flow alerts, and track conditions