MEDIAN FLOW RATE · 1 YEAR
1,593cfs 49.5% vs avg
Optimal band: 1,216–1,644 cfs
PERIOD HIGH
13,414cfs
PERIOD LOW
347cfs
RUNNABLE
16%
last 1 year in band
Precipitation History
Precipitation · YTD
NormalNear-normal year
2026 to date
21.0in
≈ normal
20.96 in of precipitation so far this year — about average for this point in the season (normal 19.88 in).
YTD Total
21.0in
This year so far
Normal to Date
19.9in
30-yr average
Typical Range
16.0–24.5in
10th–90th pct YTD
Departure
+5%
vs 30-yr normal
By Month
This year
Typical range
Normal
Jan: 1.20" · normal 1.32" (0.8–2.2)
Feb: 0.52" · normal 1.54" (0.5–2.4)
Mar: 2.48" · normal 2.54" (1.1–4.5)
Apr: 7.28" · normal 4.44" (3.0–7.0)
May: 2.97" · normal 5.11" (2.8–8.3)
Jun: 6.52" (so far)· normal 5.08" (2.2–8.7)
Jul: normal 3.82" (1.6–5.5)
Aug: normal 4.01" (1.3–7.3)
Sep: normal 3.81" (1.4–6.7)
Oct: normal 2.86" (0.9–5.3)
Nov: normal 2.13" (0.8–4.4)
Dec: normal 1.64" (0.6–2.6)
Baseline 1991–2020 · Source: Open-Meteo02:34 PM
Your History · Iowa River at County Highway E49 near Tama, IA
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Weather Conditions
WEATHER CONDITIONS
TODAY
94°
76°
TUE
96°
77°
WED
88°
75°
THU
89°
75°
FRI
89°
73°
SAT
90°
74°
SUN
85°
68°
FISH INDEX
Temperature
Too Hot
Wind
Moderate
Pressure
Stable
Moon Phase
Peak Activity
DAYLIGHT
SUNRISE
05:38 AM
SUNSET
08:50 PM
15H 12M OF DAYLIGHT5H 11M REMAINING
MOON PHASE
Full Moon
100% illuminated
PEAK ACTIVITY
Station Location
41.9643, -92.6365Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-06-29 15:39 UTC
Site #05451770·USGS
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