MEDIAN FLOW RATE · 1 YEAR
47cfs 76.7% vs avg
Optimal band: 37–49 cfs
PERIOD HIGH
661cfs
PERIOD LOW
4cfs
RUNNABLE
21%
last 1 year in band
Gauge Height
3.17ft
Precipitation History
Precipitation · YTD
NormalNear-normal year
2026 to date
11.1in
≈ normal
11.06 in of precipitation so far this year — about average for this point in the season (normal 12.25 in).
YTD Total
11.1in
This year so far
Normal to Date
12.3in
30-yr average
Typical Range
4.1–22.2in
10th–90th pct YTD
Departure
-10%
vs 30-yr normal
By Month
This year
Typical range
Normal
Jan: 3.43" · normal 3.60" (0.5–9.0)
Feb: 5.59" · normal 3.96" (0.8–7.3)
Mar: 0.15" · normal 2.51" (0.5–5.5)
Apr: 1.54" · normal 1.24" (0.2–2.4)
May: 0.33" · normal 0.64" (0.1–0.9)
Jun: 0.03" · normal 0.18" (0.0–0.4)
Jul: 0.00" (so far)· normal 0.31" (0.0–0.8)
Aug: normal 0.21" (0.0–0.6)
Sep: normal 0.31" (0.0–0.6)
Oct: normal 0.77" (0.1–1.4)
Nov: normal 1.14" (0.2–2.0)
Dec: normal 2.47" (0.5–4.4)
Baseline 1991–2020 · Source: Open-Meteo06:39 UTC
Your History · LYTLE C NR FONTANA CA
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Station Location
34.2118, -117.4579Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-12 00:00 UTC
Site #11062000·USGS
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