National Weather Service California Nevada River Forecast Center Department of Commerce National Oceanic and Atmospheric Administration National Weather Service

*** IMPORTANT ***  Week of June 16 - Website Data Outage - Due to a major computer upgrade the week of June 16, nearly all data on the CNRFC web site will not be updated. We anticipate the down time to be approximately 4 days. The latest deterministic hydrologic forecasts for official forecast points will continue to be available at the National Water Prediction Service during this time.

Russian / Napa Observed Precipitation Map


 Basin Area Hour  
 Links to Interactive Precipitation Maps
1 HR6 HR24 HR5 AM - 11 AM11 AM - 5 PM5 PM - 11 PM11 PM - 5 AM5 AM - 5 AM

Precipitation Map

Past Duration
6 Hour Periods (PDT)
Daily (PDT)
24 HR
Local Area Selectable Precipitation: 24-Hour Precipitation
 UPPER KLAMATH 
NORTH COASTSHASTA / SACRAMENTO VALLEYNORTHERN SIERRA NEVADA
RUSSIAN / NAPASACRAMENTO AREARENO / LAKE TAHOE
SAN FRANCISCO BAY AREACENTRAL COASTSOUTHERN SIERRA NEVADA
SANTA BARBARA / VENTURALOS ANGELES AREAKERN COUNTY / TEHACHAPIS
 SOUTHWEST CALIFORNIASAN DIEGO AREA
Regional Area Selectable Precipitation: 24-Hour Precipitation
NORTHERN CALIFORNIASOUTHERN CALIFORNIANEVADA
CNRFC AREA