MEDIAN FLOW RATE · 30 DAY
21,573cfs 18.5% vs avg
Optimal band: 3,398–4,598 cfs
PERIOD HIGH
21,573cfs
PERIOD LOW
2,433cfs
RUNNABLE
29%
last 30 day in band
Gauge Height
11.31ft
Precipitation History
Precipitation · YTD
NormalNear-normal year
2026 to date
23.5in
≈ normal
23.47 in of precipitation so far this year — about average for this point in the season (normal 21.43 in).
YTD Total
23.5in
This year so far
Normal to Date
21.4in
30-yr average
Typical Range
16.4–27.3in
10th–90th pct YTD
Departure
+10%
vs 30-yr normal
By Month
This year
Typical range
Normal
Jan: 1.46" · normal 1.41" (0.8–2.1)
Feb: 0.86" · normal 1.43" (0.6–2.2)
Mar: 2.01" · normal 2.46" (1.3–3.9)
Apr: 6.58" · normal 4.24" (2.4–5.9)
May: 3.73" · normal 5.00" (2.5–8.2)
Jun: 6.49" · normal 5.17" (3.1–8.0)
Jul: 2.33" (so far)· normal 4.07" (2.1–5.3)
Aug: normal 4.03" (2.0–7.2)
Sep: normal 3.64" (1.5–6.0)
Oct: normal 2.77" (1.0–5.3)
Nov: normal 2.13" (0.7–3.9)
Dec: normal 1.69" (0.8–2.9)
Baseline 1991–2020 · Source: Open-Meteo06:40 UTC
Your History · Cedar River at Waterloo, IA
Track your history
Sign in to track your sessions at Cedar River at Waterloo, IA — best days, monthly trends, and time on the water.
Sign inSPONSORED
Weather Conditions
WEATHER CONDITIONS
TODAY
85°
62°
MON
90°
65°
TUE
85°
67°
WED
86°
69°
THU
87°
71°
FRI
88°
70°
SAT
84°
69°
FISH INDEX
Temperature
Ideal
Wind
Calm
Pressure
Rising — Slow
Moon Phase
Average
DAYLIGHT
SUNRISE
05:43 AM
SUNSET
08:46 PM
15H 3M OF DAYLIGHT
MOON PHASE
Waning Crescent
6% illuminated
Station Location
42.4955, -92.3343Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-12 00:00 UTC
Site #05464000·USGS
Create a free account to save favorites, set flow alerts, and track conditions