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Winnebago River (Northern IA) At Mason City (MCWI4)

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NOTE: River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 48 hours into the future from the forecast issuance time.
Flood Stage: 10 Feet
Latest Stage: 4.84
Current Warnings/Statements/Advisories:None currently.
at Mason City
Stage (ft)Flow (cfs)Highest Observation: 4.92 ft at 2:00PM Mar 21, 2017Highest Observation: 4.92 ft at 2:15PM Mar 21, 2017Highest Observation: 4.92 ft at 2:30PM Mar 21, 2017Observed: 4.91 ft at 2:45PM Mar 21, 2017Observed: 4.91 ft at 3:00PM Mar 21, 2017Observed: 4.91 ft at 3:15PM Mar 21, 2017Observed: 4.9 ft at 3:30PM Mar 21, 2017Observed: 4.9 ft at 3:45PM Mar 21, 2017Observed: 4.91 ft at 4:00PM Mar 21, 2017Observed: 4.91 ft at 4:15PM Mar 21, 2017Observed: 4.9 ft at 4:30PM Mar 21, 2017Observed: 4.91 ft at 4:45PM Mar 21, 2017Observed: 4.9 ft at 5:00PM Mar 21, 2017Observed: 4.91 ft at 5:15PM Mar 21, 2017Observed: 4.9 ft at 5:30PM Mar 21, 2017Observed: 4.89 ft at 5:45PM Mar 21, 2017Observed: 4.9 ft at 6:00PM Mar 21, 2017Observed: 4.9 ft at 6:15PM Mar 21, 2017Observed: 4.89 ft at 6:30PM Mar 21, 2017Observed: 4.89 ft at 6:45PM Mar 21, 2017Observed: 4.9 ft at 7:00PM Mar 21, 2017Observed: 4.89 ft at 7:15PM Mar 21, 2017Observed: 4.89 ft at 7:30PM Mar 21, 2017Observed: 4.89 ft at 7:45PM Mar 21, 2017Observed: 4.88 ft at 8:00PM Mar 21, 2017Observed: 4.89 ft at 8:15PM Mar 21, 2017Observed: 4.89 ft at 8:30PM Mar 21, 2017Observed: 4.88 ft at 8:45PM Mar 21, 2017Observed: 4.89 ft at 9:00PM Mar 21, 2017Observed: 4.88 ft at 9:15PM Mar 21, 2017Observed: 4.88 ft at 9:30PM Mar 21, 2017Observed: 4.88 ft at 9:45PM Mar 21, 2017Observed: 4.88 ft at 10:00PM Mar 21, 2017Observed: 4.89 ft at 10:15PM Mar 21, 2017Observed: 4.88 ft at 10:30PM Mar 21, 2017Observed: 4.88 ft at 10:45PM Mar 21, 2017Observed: 4.88 ft at 11:00PM Mar 21, 2017Observed: 4.87 ft at 11:15PM Mar 21, 2017Observed: 4.88 ft at 11:30PM Mar 21, 2017Observed: 4.88 ft at 11:45PM Mar 21, 2017Observed: 4.88 ft at 12:00AM Mar 22, 2017Observed: 4.88 ft at 12:15AM Mar 22, 2017Observed: 4.87 ft at 12:30AM Mar 22, 2017Observed: 4.87 ft at 12:45AM Mar 22, 2017Observed: 4.87 ft at 1:00AM Mar 22, 2017Observed: 4.87 ft at 1:15AM Mar 22, 2017Observed: 4.88 ft at 1:30AM Mar 22, 2017Observed: 4.87 ft at 1:45AM Mar 22, 2017Observed: 4.86 ft at 2:00AM Mar 22, 2017Observed: 4.88 ft at 2:15AM Mar 22, 2017Observed: 4.87 ft at 2:30AM Mar 22, 2017Observed: 4.86 ft at 2:45AM Mar 22, 2017Observed: 4.87 ft at 3:00AM Mar 22, 2017Observed: 4.86 ft at 3:15AM Mar 22, 2017Observed: 4.86 ft at 3:30AM Mar 22, 2017Observed: 4.86 ft at 3:45AM Mar 22, 2017Observed: 4.87 ft at 4:00AM Mar 22, 2017Observed: 4.86 ft at 4:15AM Mar 22, 2017Observed: 4.84 ft at 4:30AM Mar 22, 2017Observed: 4.85 ft at 4:45AM Mar 22, 2017Observed: 4.86 ft at 5:00AM Mar 22, 2017Observed: 4.86 ft at 5:15AM Mar 22, 2017Observed: 4.86 ft at 5:30AM Mar 22, 2017Observed: 4.85 ft at 5:45AM Mar 22, 2017Observed: 4.86 ft at 6:00AM Mar 22, 2017Observed: 4.86 ft at 6:15AM Mar 22, 2017Observed: 4.85 ft at 6:30AM Mar 22, 2017Observed: 4.86 ft at 6:45AM Mar 22, 2017Observed: 4.85 ft at 7:00AM Mar 22, 2017Observed: 4.85 ft at 7:15AM Mar 22, 2017Observed: 4.84 ft at 7:30AM Mar 22, 2017Observed: 4.85 ft at 7:45AM Mar 22, 2017Observed: 4.84 ft at 8:00AM Mar 22, 2017Observed: 4.85 ft at 8:15AM Mar 22, 2017Observed: 4.85 ft at 8:30AM Mar 22, 2017Observed: 4.83 ft at 8:45AM Mar 22, 2017Observed: 4.84 ft at 9:00AM Mar 22, 2017Observed: 4.84 ft at 9:15AM Mar 22, 2017Observed: 4.84 ft at 9:30AM Mar 22, 2017Observed: 4.84 ft at 9:45AM Mar 22, 2017Observed: 4.83 ft at 10:00AM Mar 22, 2017Observed: 4.84 ft at 10:15AM Mar 22, 2017Observed: 4.84 ft at 10:30AM Mar 22, 2017Observed: 4.83 ft at 10:45AM Mar 22, 2017Observed: 4.83 ft at 11:00AM Mar 22, 2017Observed: 4.83 ft at 11:15AM Mar 22, 2017Observed: 4.84 ft at 11:30AM Mar 22, 2017Observed: 4.83 ft at 11:45AM Mar 22, 2017Observed: 4.83 ft at 12:00PM Mar 22, 2017Observed: 4.82 ft at 12:15PM Mar 22, 2017Observed: 4.83 ft at 12:30PM Mar 22, 2017Observed: 4.83 ft at 12:45PM Mar 22, 2017Observed: 4.83 ft at 1:00PM Mar 22, 2017Observed: 4.83 ft at 1:15PM Mar 22, 2017Observed: 4.83 ft at 1:30PM Mar 22, 2017Observed: 4.82 ft at 1:45PM Mar 22, 2017Observed: 4.82 ft at 2:00PM Mar 22, 2017Observed: 4.83 ft at 2:15PM Mar 22, 2017Observed: 4.82 ft at 2:30PM Mar 22, 2017Observed: 4.82 ft at 2:45PM Mar 22, 2017Observed: 4.81 ft at 3:00PM Mar 22, 2017Observed: 4.81 ft at 3:15PM Mar 22, 2017Observed: 4.82 ft at 3:30PM Mar 22, 2017Observed: 4.82 ft at 3:45PM Mar 22, 2017Observed: 4.81 ft at 4:00PM Mar 22, 2017Observed: 4.81 ft at 4:15PM Mar 22, 2017Observed: 4.8 ft at 4:30PM Mar 22, 2017Observed: 4.81 ft at 4:45PM Mar 22, 2017Observed: 4.81 ft at 5:00PM Mar 22, 2017Observed: 4.81 ft at 5:15PM Mar 22, 2017Observed: 4.8 ft at 5:30PM Mar 22, 2017Observed: 4.81 ft at 5:45PM Mar 22, 2017Observed: 4.8 ft at 6:00PM Mar 22, 2017Observed: 4.81 ft at 6:15PM Mar 22, 2017Observed: 4.8 ft at 6:30PM Mar 22, 2017Observed: 4.8 ft at 6:45PM Mar 22, 2017Observed: 4.81 ft at 7:00PM Mar 22, 2017Observed: 4.8 ft at 7:15PM Mar 22, 2017Observed: 4.8 ft at 7:30PM Mar 22, 2017Observed: 4.8 ft at 7:45PM Mar 22, 2017Observed: 4.79 ft at 8:00PM Mar 22, 2017Observed: 4.79 ft at 8:15PM Mar 22, 2017Observed: 4.79 ft at 8:30PM Mar 22, 2017Observed: 4.79 ft at 8:45PM Mar 22, 2017Observed: 4.79 ft at 9:00PM Mar 22, 2017Observed: 4.79 ft at 9:15PM Mar 22, 2017Observed: 4.79 ft at 9:30PM Mar 22, 2017Observed: 4.79 ft at 9:45PM Mar 22, 2017Observed: 4.79 ft at 10:00PM Mar 22, 2017Observed: 4.79 ft at 10:15PM Mar 22, 2017Observed: 4.78 ft at 10:30PM Mar 22, 2017Observed: 4.79 ft at 10:45PM Mar 22, 2017Observed: 4.79 ft at 11:00PM Mar 22, 2017Observed: 4.79 ft at 11:15PM Mar 22, 2017Observed: 4.8 ft at 11:30PM Mar 22, 2017Observed: 4.78 ft at 11:45PM Mar 22, 2017Observed: 4.78 ft at 12:00AM Mar 23, 2017Observed: 4.79 ft at 12:15AM Mar 23, 2017Observed: 4.79 ft at 12:30AM Mar 23, 2017Observed: 4.78 ft at 12:45AM Mar 23, 2017Observed: 4.77 ft at 1:00AM Mar 23, 2017Observed: 4.78 ft at 1:15AM Mar 23, 2017Observed: 4.79 ft at 1:30AM Mar 23, 2017Observed: 4.78 ft at 1:45AM Mar 23, 2017Observed: 4.78 ft at 2:00AM Mar 23, 2017Observed: 4.78 ft at 2:15AM Mar 23, 2017Observed: 4.78 ft at 2:30AM Mar 23, 2017Observed: 4.77 ft at 2:45AM Mar 23, 2017Observed: 4.79 ft at 3:00AM Mar 23, 2017Observed: 4.79 ft at 3:15AM Mar 23, 2017Observed: 4.78 ft at 3:30AM Mar 23, 2017Observed: 4.78 ft at 3:45AM Mar 23, 2017Observed: 4.79 ft at 4:00AM Mar 23, 2017Observed: 4.77 ft at 4:15AM Mar 23, 2017Observed: 4.78 ft at 4:30AM Mar 23, 2017Observed: 4.78 ft at 4:45AM Mar 23, 2017Observed: 4.77 ft at 5:00AM Mar 23, 2017Observed: 4.77 ft at 5:15AM Mar 23, 2017Observed: 4.78 ft at 5:30AM Mar 23, 2017Observed: 4.77 ft at 5:45AM Mar 23, 2017Observed: 4.78 ft at 6:00AM Mar 23, 2017Observed: 4.77 ft at 6:15AM Mar 23, 2017Observed: 4.77 ft at 6:30AM Mar 23, 2017Observed: 4.77 ft at 6:45AM Mar 23, 2017Observed: 4.78 ft at 7:00AM Mar 23, 2017Observed: 4.76 ft at 7:15AM Mar 23, 2017Observed: 4.76 ft at 7:30AM Mar 23, 2017Observed: 4.77 ft at 7:45AM Mar 23, 2017Observed: 4.77 ft at 8:00AM Mar 23, 2017Observed: 4.77 ft at 8:15AM Mar 23, 2017Observed: 4.76 ft at 8:30AM Mar 23, 2017Observed: 4.77 ft at 8:45AM Mar 23, 2017Observed: 4.77 ft at 9:00AM Mar 23, 2017Observed: 4.77 ft at 9:15AM Mar 23, 2017Observed: 4.76 ft at 9:30AM Mar 23, 2017Observed: 4.76 ft at 9:45AM Mar 23, 2017Observed: 4.77 ft at 10:00AM Mar 23, 2017Observed: 4.77 ft at 10:15AM Mar 23, 2017Observed: 4.77 ft at 10:30AM Mar 23, 2017Observed: 4.76 ft at 10:45AM Mar 23, 2017Observed: 4.75 ft at 11:00AM Mar 23, 2017Observed: 4.76 ft at 11:15AM Mar 23, 2017Observed: 4.76 ft at 11:30AM Mar 23, 2017Observed: 4.76 ft at 11:45AM Mar 23, 2017Observed: 4.76 ft at 12:00PM Mar 23, 2017Observed: 4.76 ft at 12:15PM Mar 23, 2017Observed: 4.76 ft at 12:30PM Mar 23, 2017Observed: 4.75 ft at 12:45PM Mar 23, 2017Observed: 4.77 ft at 1:00PM Mar 23, 2017Observed: 4.76 ft at 1:15PM Mar 23, 2017Observed: 4.75 ft at 1:30PM Mar 23, 2017Observed: 4.75 ft at 1:45PM Mar 23, 2017Observed: 4.76 ft at 2:00PM Mar 23, 2017Observed: 4.74 ft at 2:15PM Mar 23, 2017Observed: 4.74 ft at 2:30PM Mar 23, 2017Observed: 4.76 ft at 2:45PM Mar 23, 2017Observed: 4.76 ft at 3:00PM Mar 23, 2017Observed: 4.75 ft at 3:15PM Mar 23, 2017Observed: 4.75 ft at 3:30PM Mar 23, 2017Observed: 4.75 ft at 3:45PM Mar 23, 2017Observed: 4.74 ft at 4:00PM Mar 23, 2017Observed: 4.76 ft at 4:15PM Mar 23, 2017Observed: 4.75 ft at 4:30PM Mar 23, 2017Observed: 4.75 ft at 4:45PM Mar 23, 2017Observed: 4.76 ft at 5:00PM Mar 23, 2017Observed: 4.76 ft at 5:15PM Mar 23, 2017Observed: 4.76 ft at 5:30PM Mar 23, 2017Observed: 4.75 ft at 5:45PM Mar 23, 2017Observed: 4.76 ft at 6:00PM Mar 23, 2017Observed: 4.75 ft at 6:15PM Mar 23, 2017Observed: 4.76 ft at 6:30PM Mar 23, 2017Observed: 4.76 ft at 6:45PM Mar 23, 2017Observed: 4.75 ft at 7:00PM Mar 23, 2017Observed: 4.75 ft at 7:15PM Mar 23, 2017Observed: 4.75 ft at 7:30PM Mar 23, 2017Observed: 4.76 ft at 7:45PM Mar 23, 2017Observed: 4.74 ft at 8:00PM Mar 23, 2017Observed: 4.75 ft at 8:15PM Mar 23, 2017Observed: 4.76 ft at 8:30PM Mar 23, 2017Observed: 4.76 ft at 8:45PM Mar 23, 2017Observed: 4.76 ft at 9:00PM Mar 23, 2017Observed: 4.76 ft at 9:15PM Mar 23, 2017Observed: 4.76 ft at 9:30PM Mar 23, 2017Observed: 4.75 ft at 9:45PM Mar 23, 2017Observed: 4.76 ft at 10:00PM Mar 23, 2017Observed: 4.75 ft at 10:15PM Mar 23, 2017Observed: 4.76 ft at 10:30PM Mar 23, 2017Observed: 4.76 ft at 10:45PM Mar 23, 2017Observed: 4.76 ft at 11:00PM Mar 23, 2017Observed: 4.76 ft at 11:15PM Mar 23, 2017Observed: 4.76 ft at 11:30PM Mar 23, 2017Observed: 4.76 ft at 11:45PM Mar 23, 2017Observed: 4.76 ft at 12:00AM Mar 24, 2017Observed: 4.75 ft at 12:15AM Mar 24, 2017Observed: 4.75 ft at 12:30AM Mar 24, 2017Observed: 4.75 ft at 12:45AM Mar 24, 2017Observed: 4.75 ft at 1:00AM Mar 24, 2017Observed: 4.76 ft at 1:15AM Mar 24, 2017Observed: 4.76 ft at 1:30AM Mar 24, 2017Observed: 4.75 ft at 1:45AM Mar 24, 2017Observed: 4.76 ft at 2:00AM Mar 24, 2017Observed: 4.75 ft at 2:15AM Mar 24, 2017Observed: 4.75 ft at 2:30AM Mar 24, 2017Observed: 4.76 ft at 2:45AM Mar 24, 2017Observed: 4.76 ft at 3:00AM Mar 24, 2017Observed: 4.76 ft at 3:15AM Mar 24, 2017Observed: 4.75 ft at 3:30AM Mar 24, 2017Observed: 4.76 ft at 3:45AM Mar 24, 2017Observed: 4.75 ft at 4:00AM Mar 24, 2017Observed: 4.76 ft at 4:15AM Mar 24, 2017Observed: 4.76 ft at 4:30AM Mar 24, 2017Observed: 4.75 ft at 4:45AM Mar 24, 2017Observed: 4.76 ft at 5:00AM Mar 24, 2017Observed: 4.76 ft at 5:15AM Mar 24, 2017Observed: 4.75 ft at 5:30AM Mar 24, 2017Observed: 4.76 ft at 5:45AM Mar 24, 2017Observed: 4.76 ft at 6:00AM Mar 24, 2017Observed: 4.77 ft at 6:15AM Mar 24, 2017Observed: 4.76 ft at 6:30AM Mar 24, 2017Observed: 4.76 ft at 6:45AM Mar 24, 2017Observed: 4.77 ft at 7:00AM Mar 24, 2017Observed: 4.76 ft at 7:15AM Mar 24, 2017Observed: 4.78 ft at 7:30AM Mar 24, 2017Observed: 4.76 ft at 7:45AM Mar 24, 2017Observed: 4.77 ft at 8:00AM Mar 24, 2017Observed: 4.78 ft at 8:15AM Mar 24, 2017Observed: 4.77 ft at 8:30AM Mar 24, 2017Observed: 4.77 ft at 8:45AM Mar 24, 2017Observed: 4.77 ft at 9:00AM Mar 24, 2017Observed: 4.77 ft at 9:15AM Mar 24, 2017Observed: 4.77 ft at 9:30AM Mar 24, 2017Observed: 4.77 ft at 9:45AM Mar 24, 2017Observed: 4.77 ft at 10:00AM Mar 24, 2017Observed: 4.77 ft at 10:15AM Mar 24, 2017Observed: 4.77 ft at 10:30AM Mar 24, 2017Observed: 4.77 ft at 10:45AM Mar 24, 2017Observed: 4.78 ft at 11:00AM Mar 24, 2017Observed: 4.78 ft at 11:15AM Mar 24, 2017Observed: 4.76 ft at 11:30AM Mar 24, 2017Observed: 4.77 ft at 11:45AM Mar 24, 2017Observed: 4.78 ft at 12:00PM Mar 24, 2017Observed: 4.78 ft at 12:15PM Mar 24, 2017Observed: 4.78 ft at 12:30PM Mar 24, 2017Observed: 4.78 ft at 12:45PM Mar 24, 2017Observed: 4.78 ft at 1:00PM Mar 24, 2017Observed: 4.78 ft at 1:15PM Mar 24, 2017Observed: 4.78 ft at 1:30PM Mar 24, 2017Observed: 4.78 ft at 1:45PM Mar 24, 2017Observed: 4.79 ft at 2:00PM Mar 24, 2017Observed: 4.78 ft at 2:15PM Mar 24, 2017Observed: 4.79 ft at 2:30PM Mar 24, 2017Observed: 4.79 ft at 2:45PM Mar 24, 2017Observed: 4.78 ft at 3:00PM Mar 24, 2017Observed: 4.79 ft at 3:15PM Mar 24, 2017Observed: 4.79 ft at 3:30PM Mar 24, 2017Observed: 4.79 ft at 3:45PM Mar 24, 2017Observed: 4.79 ft at 4:00PM Mar 24, 2017Observed: 4.79 ft at 4:15PM Mar 24, 2017Observed: 4.79 ft at 4:30PM Mar 24, 2017Observed: 4.79 ft at 4:45PM Mar 24, 2017Observed: 4.78 ft at 5:00PM Mar 24, 2017Observed: 4.79 ft at 5:15PM Mar 24, 2017Observed: 4.79 ft at 5:30PM Mar 24, 2017Observed: 4.79 ft at 5:45PM Mar 24, 2017Observed: 4.79 ft at 6:00PM Mar 24, 2017Observed: 4.79 ft at 6:15PM Mar 24, 2017Observed: 4.79 ft at 6:30PM Mar 24, 2017Observed: 4.8 ft at 6:45PM Mar 24, 2017Observed: 4.8 ft at 7:00PM Mar 24, 2017Observed: 4.79 ft at 7:15PM Mar 24, 2017Observed: 4.8 ft at 7:30PM Mar 24, 2017Observed: 4.8 ft at 7:45PM Mar 24, 2017Observed: 4.8 ft at 8:00PM Mar 24, 2017Observed: 4.8 ft at 8:15PM Mar 24, 2017Observed: 4.8 ft at 8:30PM Mar 24, 2017Observed: 4.79 ft at 8:45PM Mar 24, 2017Observed: 4.8 ft at 9:00PM Mar 24, 2017Observed: 4.8 ft at 9:15PM Mar 24, 2017Observed: 4.81 ft at 9:30PM Mar 24, 2017Observed: 4.8 ft at 9:45PM Mar 24, 2017Observed: 4.8 ft at 10:00PM Mar 24, 2017Observed: 4.81 ft at 10:15PM Mar 24, 2017Observed: 4.81 ft at 10:30PM Mar 24, 2017Observed: 4.8 ft at 10:45PM Mar 24, 2017Observed: 4.8 ft at 11:00PM Mar 24, 2017Observed: 4.81 ft at 11:15PM Mar 24, 2017Observed: 4.81 ft at 11:30PM Mar 24, 2017Observed: 4.8 ft at 11:45PM Mar 24, 2017Observed: 4.82 ft at 12:00AM Mar 25, 2017Observed: 4.82 ft at 12:15AM Mar 25, 2017Observed: 4.81 ft at 12:30AM Mar 25, 2017Observed: 4.81 ft at 12:45AM Mar 25, 2017Observed: 4.82 ft at 1:00AM Mar 25, 2017Observed: 4.81 ft at 1:15AM Mar 25, 2017Observed: 4.82 ft at 1:30AM Mar 25, 2017Observed: 4.81 ft at 1:45AM Mar 25, 2017Observed: 4.81 ft at 2:00AM Mar 25, 2017Observed: 4.81 ft at 2:15AM Mar 25, 2017Observed: 4.82 ft at 2:30AM Mar 25, 2017Observed: 4.82 ft at 2:45AM Mar 25, 2017Observed: 4.81 ft at 3:00AM Mar 25, 2017Observed: 4.81 ft at 3:15AM Mar 25, 2017Observed: 4.82 ft at 3:30AM Mar 25, 2017Observed: 4.82 ft at 3:45AM Mar 25, 2017Observed: 4.82 ft at 4:00AM Mar 25, 2017Observed: 4.82 ft at 4:15AM Mar 25, 2017Observed: 4.83 ft at 4:30AM Mar 25, 2017Observed: 4.82 ft at 4:45AM Mar 25, 2017Observed: 4.81 ft at 5:00AM Mar 25, 2017Observed: 4.82 ft at 5:15AM Mar 25, 2017Observed: 4.82 ft at 5:30AM Mar 25, 2017Observed: 4.82 ft at 5:45AM Mar 25, 2017Observed: 4.82 ft at 6:00AM Mar 25, 2017Observed: 4.81 ft at 6:15AM Mar 25, 2017Observed: 4.83 ft at 6:30AM Mar 25, 2017Observed: 4.82 ft at 6:45AM Mar 25, 2017Observed: 4.82 ft at 7:00AM Mar 25, 2017Observed: 4.83 ft at 7:15AM Mar 25, 2017Observed: 4.83 ft at 7:30AM Mar 25, 2017Observed: 4.81 ft at 7:45AM Mar 25, 2017Observed: 4.82 ft at 8:00AM Mar 25, 2017Observed: 4.81 ft at 8:15AM Mar 25, 2017Observed: 4.82 ft at 8:30AM Mar 25, 2017Observed: 4.82 ft at 8:45AM Mar 25, 2017Observed: 4.82 ft at 9:00AM Mar 25, 2017Observed: 4.82 ft at 9:15AM Mar 25, 2017Observed: 4.83 ft at 9:30AM Mar 25, 2017Observed: 4.82 ft at 9:45AM Mar 25, 2017Observed: 4.83 ft at 10:00AM Mar 25, 2017Observed: 4.82 ft at 10:15AM Mar 25, 2017Observed: 4.82 ft at 10:30AM Mar 25, 2017Observed: 4.82 ft at 11:45AM Mar 25, 2017Observed: 4.83 ft at 12:00PM Mar 25, 2017Observed: 4.83 ft at 12:15PM Mar 25, 2017Observed: 4.82 ft at 12:30PM Mar 25, 2017Observed: 4.83 ft at 12:45PM Mar 25, 2017Observed: 4.83 ft at 1:00PM Mar 25, 2017Observed: 4.82 ft at 1:15PM Mar 25, 2017Observed: 4.82 ft at 1:30PM Mar 25, 2017Observed: 4.82 ft at 1:45PM Mar 25, 2017Observed: 4.82 ft at 2:00PM Mar 25, 2017Observed: 4.83 ft at 2:15PM Mar 25, 2017Observed: 4.82 ft at 2:30PM Mar 25, 2017Observed: 4.82 ft at 2:45PM Mar 25, 2017Observed: 4.82 ft at 3:00PM Mar 25, 2017Observed: 4.83 ft at 3:15PM Mar 25, 2017Observed: 4.82 ft at 3:30PM Mar 25, 2017Observed: 4.83 ft at 3:45PM Mar 25, 2017Observed: 4.83 ft at 4:00PM Mar 25, 2017Observed: 4.83 ft at 4:15PM Mar 25, 2017Observed: 4.84 ft at 4:30PM Mar 25, 2017Observed: 4.83 ft at 4:45PM Mar 25, 2017Observed: 4.84 ft at 5:00PM Mar 25, 2017Observed: 4.83 ft at 5:15PM Mar 25, 2017Observed: 4.83 ft at 5:30PM Mar 25, 2017Observed: 4.83 ft at 5:45PM Mar 25, 2017Observed: 4.83 ft at 6:00PM Mar 25, 2017Observed: 4.83 ft at 6:15PM Mar 25, 2017Observed: 4.83 ft at 6:30PM Mar 25, 2017Observed: 4.83 ft at 6:45PM Mar 25, 2017Observed: 4.83 ft at 7:00PM Mar 25, 2017Observed: 4.83 ft at 7:15PM Mar 25, 2017Observed: 4.82 ft at 7:30PM Mar 25, 2017Observed: 4.83 ft at 7:45PM Mar 25, 2017Observed: 4.83 ft at 8:00PM Mar 25, 2017Observed: 4.83 ft at 8:15PM Mar 25, 2017Observed: 4.82 ft at 8:30PM Mar 25, 2017Observed: 4.82 ft at 8:45PM Mar 25, 2017Observed: 4.83 ft at 9:00PM Mar 25, 2017Observed: 4.83 ft at 9:15PM Mar 25, 2017Observed: 4.83 ft at 9:30PM Mar 25, 2017Observed: 4.83 ft at 9:45PM Mar 25, 2017Observed: 4.83 ft at 10:00PM Mar 25, 2017Observed: 4.83 ft at 10:15PM Mar 25, 2017Observed: 4.83 ft at 10:30PM Mar 25, 2017Observed: 4.82 ft at 10:45PM Mar 25, 2017Observed: 4.83 ft at 11:00PM Mar 25, 2017Observed: 4.83 ft at 11:15PM Mar 25, 2017Observed: 4.83 ft at 11:30PM Mar 25, 2017Observed: 4.83 ft at 11:45PM Mar 25, 2017Observed: 4.83 ft at 12:00AM Mar 26, 2017Observed: 4.83 ft at 12:15AM Mar 26, 2017Observed: 4.82 ft at 12:30AM Mar 26, 2017Observed: 4.82 ft at 12:45AM Mar 26, 2017Observed: 4.83 ft at 1:00AM Mar 26, 2017Observed: 4.84 ft at 1:15AM Mar 26, 2017Observed: 4.83 ft at 1:30AM Mar 26, 2017Observed: 4.83 ft at 1:45AM Mar 26, 2017Observed: 4.84 ft at 2:00AM Mar 26, 2017Observed: 4.83 ft at 2:15AM Mar 26, 2017Observed: 4.83 ft at 2:30AM Mar 26, 2017Observed: 4.83 ft at 2:45AM Mar 26, 2017Observed: 4.82 ft at 3:00AM Mar 26, 2017Observed: 4.83 ft at 3:15AM Mar 26, 2017Observed: 4.83 ft at 3:30AM Mar 26, 2017Observed: 4.82 ft at 3:45AM Mar 26, 2017Observed: 4.83 ft at 4:00AM Mar 26, 2017Observed: 4.83 ft at 4:15AM Mar 26, 2017Observed: 4.84 ft at 4:30AM Mar 26, 2017Observed: 4.83 ft at 4:45AM Mar 26, 2017Observed: 4.83 ft at 5:00AM Mar 26, 2017Observed: 4.82 ft at 5:15AM Mar 26, 2017Observed: 4.84 ft at 5:30AM Mar 26, 2017Observed: 4.83 ft at 5:45AM Mar 26, 2017Observed: 4.82 ft at 6:00AM Mar 26, 2017Observed: 4.83 ft at 6:15AM Mar 26, 2017Observed: 4.84 ft at 6:30AM Mar 26, 2017Observed: 4.83 ft at 6:45AM Mar 26, 2017Observed: 4.83 ft at 7:00AM Mar 26, 2017Observed: 4.82 ft at 7:15AM Mar 26, 2017Observed: 4.83 ft at 7:30AM Mar 26, 2017Observed: 4.83 ft at 7:45AM Mar 26, 2017Observed: 4.84 ft at 8:00AM Mar 26, 2017Observed: 4.83 ft at 8:15AM Mar 26, 2017Observed: 4.83 ft at 8:30AM Mar 26, 2017Observed: 4.84 ft at 8:45AM Mar 26, 2017Observed: 4.84 ft at 9:00AM Mar 26, 2017Observed: 4.83 ft at 9:15AM Mar 26, 2017Observed: 4.84 ft at 9:30AM Mar 26, 2017Observed: 4.83 ft at 9:45AM Mar 26, 2017Observed: 4.82 ft at 10:00AM Mar 26, 2017Observed: 4.82 ft at 10:15AM Mar 26, 2017Observed: 4.84 ft at 10:30AM Mar 26, 2017Observed: 4.84 ft at 10:45AM Mar 26, 2017Observed: 4.84 ft at 11:00AM Mar 26, 2017Observed: 4.84 ft at 11:15AM Mar 26, 2017Observed: 4.84 ft at 11:30AM Mar 26, 2017Observed: 4.84 ft at 11:45AM Mar 26, 2017Observed: 4.84 ft at 12:00PM Mar 26, 2017Observed: 4.82 ft at 12:15PM Mar 26, 2017Observed: 4.83 ft at 12:30PM Mar 26, 2017Observed: 4.84 ft at 12:45PM Mar 26, 2017Observed: 4.84 ft at 1:00PM Mar 26, 2017Observed: 4.83 ft at 1:15PM Mar 26, 2017Observed: 4.84 ft at 1:30PM Mar 26, 2017USGS--Water Resources of the United StatesMCWI4(plotting HGIRG) Graph Created (1:47PM Mar 26, 2017)ObservedLatest observed value: 4.84 ft at 1:30 PM CDT 26-Mar-2017. Flood Stage is 10 ft
Flood Impacts

If you notice any errors in the below information, please contact our Webmaster

20.5
Water overtops the floodwall at the water treatment plant...located at 13th St NE.
17.4
Water reaches bottom of railroad bridge east of Kentucky Avenue bridge.
15
This is the approximate top of levee protection. Levees run from the 12th Street Northeast bridge to 9th Street along the east bank and also from 8th Street to 6th and Hampshire Streets.
14
Water may flow over the city dikes.
12
Widespread flooding occurs along the river. Some backwater effects are possible along Willow Creek between downtown Mason City and the confluence with the Winnebago river.
11
Sandbagging occurs on the dike from 12th Street Northeast to Carolina Street.
10
There is widespread flooding of city parks and water reaches the underside of the 12th Street Northeast bridge at the piers.
8
East and west city parks are affected in the 12th Street Northeast area.
7
Low lying areas along the river are affected.
Flood Categories (in feet)
Major Flood Stage: 15.5
Moderate Flood Stage: 14.5
Flood Stage: 10
Action Stage: 6
Low Stage (in feet): -9999

Historic Crests
(1) 18.74 ft on 06/08/2008
(2) 14.80 ft on 03/27/1961
(3) 14.67 ft on 05/22/2004
(4) 14.27 ft on 04/11/1965
(5) 14.07 ft on 09/22/2016
(6) 13.70 ft on 04/06/1965
(7) 13.06 ft on 08/31/1962
(8) 12.59 ft on 04/01/1993
(9) 12.44 ft on 04/07/1951
(10) 12.30 ft on 05/23/2004
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(P): Preliminary values subject to further review.

Recent Crests
(1) 14.07 ft on 09/22/2016
(2) 8.82 ft on 09/16/2016
(3) 7.82 ft on 09/10/2016
(4) 9.65 ft on 09/07/2016
(5) 9.29 ft on 08/24/2016
(6) 8.64 ft on 07/17/2016
(7) 7.25 ft on 06/15/2016
(8) 7.85 ft on 06/11/2016
(9) 6.66 ft on 02/23/2016
(10) 6.67 ft on 12/15/2015
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 2.68 ft on 10/01/1988
Collaborative Agencies Collapse
The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here.
NWS Information
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9607 NW Beaver Dr.
Des Moines, IA 50131
(515) 270-2614
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Page last modified: 21-Dec-2016 5:20 PM
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