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.

Water Year Summaries

The following studies review water year weather and hydrology conditions across the area of responsibility of the California Nevada River Forecast Center, starting with the historic 2023 Water Year that resulted in significant impacts.


NOAA logo  2024 Water Year

Document Link: ArcGIS StoryMap: Water Year 2024 Summary - An Unusually Average Water Year

Authors/Contributors/Collaborators: National Weather Service, California Department of Water Resources, National Park Service, Center for Western Weather and Water Exremes, San Francisco Water, Kings River Water Agency, Kern River Conservancy

NOAA logo  2023 Water Year

Document Link: ArcGIS StoryMap: Water Year 2023 Summary - A Review of a Historic Year in California and Nevada

Authors/Contributors/Collaborators: National Weather Service, California Department of Water Resources, National Park Service, Center for Western Weather and Water Exremes, San Francisco Water, Kings River Water Agency, Kern River Conservancy

NOAA logo  2021 Water Year

Document Link: PDF Presentation: Water Year 2021 Recap

Authors/Contributors/Collaborators: National Weather Service

NOAA logo  2020 Water Year

Document Link: PDF Presentation: Water Year 2020 Recap

Authors/Contributors/Collaborators: National Weather Service