MEDIAN FLOW RATE · 30 DAY
1,198cfs 49.5% vs avg
Optimal band: 1,563–2,115 cfs
PERIOD HIGH
3,458cfs
PERIOD LOW
1,186cfs
RUNNABLE
29%
last 30 day in band
Precipitation History
Precipitation · YTD
NormalNear-normal year
2026 to date
13.8in
≈ normal
13.82 in of precipitation so far this year — about average for this point in the season (normal 13.73 in).
YTD Total
13.8in
This year so far
Normal to Date
13.7in
30-yr average
Typical Range
0.0–22.9in
10th–90th pct YTD
Departure
+1%
vs 30-yr normal
By Month
This year
Typical range
Normal
Jan: 0.84" · normal 0.71" (0.0–1.4)
Feb: 0.44" · normal 0.89" (0.0–1.6)
Mar: 1.21" · normal 1.67" (0.0–3.7)
Apr: 3.48" · normal 2.95" (0.0–5.2)
May: 2.82" · normal 3.85" (0.0–7.8)
Jun: 4.33" · normal 3.61" (0.0–7.0)
Jul: 0.71" (so far)· normal 2.39" (0.0–5.6)
Aug: normal 2.51" (0.0–5.5)
Sep: normal 2.37" (0.0–5.1)
Oct: normal 1.83" (0.0–3.7)
Nov: normal 1.13" (0.0–2.4)
Dec: normal 0.98" (0.0–2.0)
Baseline 1991–2020 · Source: Open-Meteo05:54 PM
Your History · Little Sioux River near Turin, IA
Track your history
Sign in to track your sessions at Little Sioux River near Turin, IA — best days, monthly trends, and time on the water.
Sign inSPONSORED
Weather Conditions
WEATHER CONDITIONS
TODAY
89°
75°
THU
91°
73°
FRI
98°
71°
SAT
100°
72°
SUN
86°
66°
MON
85°
67°
TUE
92°
66°
FISH INDEX
Temperature
Too Hot
Wind
Moderate
Pressure
Stable
Moon Phase
Peak Activity
DAYLIGHT
SUNRISE
05:52 AM
SUNSET
09:03 PM
15H 11M OF DAYLIGHT1H 44M REMAINING
MOON PHASE
Full Moon
96% illuminated
PEAK ACTIVITY
Station Location
41.9650, -95.9723Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-01 19:19 UTC
Site #06607500·USGS
Create a free account to save favorites, set flow alerts, and track conditions