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National Weather Service Tucson Arizona Hydrology Tucson Hydrology
Current Conditions
   Arizona USGS River Gages

Precipitation Data
   Pima County Precipitation Data
   National Precipitation Analysis
   CoCoRaHS

Hydrologic Forecasts and Outlooks
   Local River Conditions and Forecasts
   Water Supply Outlook  (updated January thru June)
   Colorado Basin River Conditions and Forecasts

Local Hydrology Information
   Role of Hydrology at WFO Tucson
   Historical Flood Affecting Southeast Arizona
   Publications and Local Research

Hydrology Links
   Colorado Basin River Forecast Center
   United States Geological Society (USGS)

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Tucson, AZ 85719

Tel: (520) 670-6526

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