Winter Storm Warning
2026-05-06T15:00:00-06:00

* WHAT...Heavy snow expected. Total snow accumulations between 5 and 8 inches with locally up to 12 inches next to the foothills. * WHERE...Fort Collins, Boulder, Denver metro area, and Castle Rock. * WHEN...From 8 PM this evening to 3 PM MDT Wednesday. * IMPACTS...Heavy snow accumulating on trees may result in broken tree limbs, downed powerlines, and scattered power outages. Despite lesser accumulations on roadways, slick and hazardous conditions are still possible for the Wednesday morning commute.

Mousam River

Last Updated: May 5, 2026

Maximum discharge along the river is currently at the reporting a streamflow rate of cfs. This is also the highest stage along the Mousam River, with a gauge stage of ft at this location. This river is monitored from 1 different streamgauging stations along the Mousam River, the highest being situated at an altitude of ft, the .

The Mousam River is a 29-mile-long river in southern Maine that flows from its headwaters in Shapleigh to its mouth at Kennebunkport.


15-Day Long Term Forecast


       
River Streamflow Levels
Streamgauge Streamflow Gauge Stage 24hr Change (%) % Normal Minimum (cfs) Maximum (cfs) Air Temp Elevation
Mousam River Near West Kennebunk
USGS 01069500
133 cfs 1.22 ft -7.64
Seasonal Discharge Comparison
Maximum Streamflow Discharge
Streamflow Elevation Profile

The Mousam River is a 29.7-mile-long (47.8 km) river in York County, Maine, United States. Its primary source is Mousam Lake, located between the towns of Shapleigh and Acton, and it flows into the Atlantic Ocean just west of Kennebunk Beach. It flows through the towns of Shapleigh, Sanford and Kennebunk.