Hydrology

News Headlines

Observations

Forecasts

Drought Information

El Niño

Other Resources

Observations - Rainfall and River Levels

Rainfall - Maps		Rainfall - Storm Total
Southwest California CNRFC Southwest California CNRFC California-Nevada		Rainfall Storm Summary - Text
Rainfall - Orange County		Rainfall - San Diego County
Map: \| 1-hour \| 6-hour \| 24-hour Text Alternate Current Rainfall - Orange County Flood Control		Map: \| 1-hour \| 6-hour \| 24-hour Text Alternate San Diego County Flood Control District
Rainfall - Riverside County		Rainfall - San Bernardino County
Map: \| 1-hour \| 6-hour \| 24-hour Text Alternate Current Rainfall - Riverside County Flood Control Rainfall Summary Report		Map: \| 1-hour \| 6-hour \| 24-hour \| Text Alternate Text Alternate (SBD County Flood Control) Map Alternate (SBD County Flood Control)
Precipitation - California		Precipitation - National
Southern CA Map: \| 1-hour \| 6-hour \| 24-hour Northern CA Map: \| 1-hour \| 6-hour \| 24-hour CoCoRaHS Precipitation Network Season-to-Date Precipitation for Selected Stations		Hourly/Daily (Java map) Snow Analysis
River Levels
AHPS (San Diego County) San Diego River (Fashion Valley - USGS) San Diego River ((Near Santee - SGS) San Luis Rey River (Oceanside - USGS) California Streamflow (USGS) California River Levels National River Levels

Hydrology - Forecasts

Text
Quantitative Precipitation Statement (Winter season and as needed) Current Hydrologic Outlook Seasonal Hydrologic Outlook (Drought and Water Supply Information) River Forecasts (San Diego River at Fashion Valley and San Luis Rey River at Oceanside) Flood Watch River Flood Warning River Statement Flash Flood Warning Flood Statement
Graphical - Rainfall
Southwest California California Experimental Flash Flood Potential Index
Graphical - River Levels
AHPS Significant River Flood Outlook

Hydrology - Drought

Drought

Maps

U.S. Drought Monitor	California Drought Monitor


	Courtesy U.S. Drought Monitor

Hydrology - El Niño

El Niño

Preparedness

GIS & KML

Water Supply in California

Weather Forecasts Resources

Maps

State of Pacific Oceam


Wintertime El Niño Pattern


Typical El Niño Winter Weather Pattern

Hydrology - Resources

Other Hydrology Resources
California Department of Water Resources California-Nevada River Forecast Center Flood Information Brochures Landslide Information (USGS) NWS Hydrometeorological Design Studies Center Orange County Watershed and Coastal Resources San Bernardino County Flood Control San Diego County Flood Control District Turn Around Don't Drown program Post Wildfire Debris Flow and Flash Flood Potential

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