MEDIAN FLOW RATE · 30 DAY
744cfs 67.4% vs avg
Optimal band: 153–207 cfs
PERIOD HIGH
744cfs
PERIOD LOW
107cfs
RUNNABLE
23%
last 30 day in band
Precipitation History
Your History · Winnebago River at Mason City, IA
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Station Location
43.1650, -93.1925Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-09 00:00 UTC
Site #05459500·USGS
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