National Weather Service United States Department of Commerce
Hydrology - River, Rainfall, Snow and Ice Data

Observations and Current Conditions

Rainfall and River Reports


HADS (alternate site for Streamflow)

Rainfall Data

Snowfall Data


River Ice Reports

Precipitation Frequency Data Server

Water Temperature

Forecasts and Guidance

Forecasts and Statements

Flash Flood and Headwater Guidance

Meteorological Model Ensemble River Forecasts (MMEFS)


Drought Information

Miscellaneous Links