MEDIAN FLOW RATE · 7 DAY
10cfs 69.0% vs avg
Optimal band: 9–13 cfs
PERIOD HIGH
27cfs
PERIOD LOW
8cfs
RUNNABLE
50%
last 7 day in band
Precipitation History
Precipitation · YTD
WetWetter than normal
2026 to date
30.9in
+27% vs normal
30.85 in of precipitation so far this year, 27% above the 30-year normal of 24.21 in for this point in the season.
YTD Total
30.9in
This year so far
Normal to Date
24.2in
30-yr average
Typical Range
15.2–34.1in
10th–90th pct YTD
Departure
+27%
vs 30-yr normal
By Month
This year
Typical range
Normal
Jan: 1.92" · normal 3.83" (1.8–5.6)
Feb: 1.55" · normal 3.37" (1.2–5.4)
Mar: 2.78" · normal 3.40" (1.4–6.0)
Apr: 4.94" · normal 4.14" (1.3–7.7)
May: 9.94" · normal 3.96" (1.3–7.0)
Jun: 9.36" · normal 4.50" (1.4–7.5)
Jul: 0.35" (so far)· normal 3.07" (1.0–5.8)
Aug: normal 3.52" (0.6–6.2)
Sep: normal 4.14" (1.3–7.4)
Oct: normal 4.05" (1.0–8.4)
Nov: normal 3.90" (1.1–6.6)
Dec: normal 4.13" (2.1–6.3)
Baseline 1991–2020 · Source: Open-Meteo10:26 PM
Your History · Spring Ck nr Tomball, TX
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Station Location
30.1199, -95.6461Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-08 00:00 UTC
Site #08068275·USGS
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