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Local Info
Critical Stages
4' - Action5' - Flood7' - Moderate Flood9' - Major Flood
Charles River - Gauge WLTM3
Waltham, MA
Lat: 42.37N, Lon: 71.23W
 
Latest Observation
Updated: 4:30 AM EDT 10/9/25
Stage:0.99 ft
Flow:0.0545 kcfs*
* Thousand cubic feet per second
Forecast
hydrograph
Flood Impacts
Historical Crests

Data provided by NOAA Advanced Hydrologic Prediction Service

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