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

NOAA / NWS News and Local CNRFC Information

2022 Water Year Peak Stage and Flow Data - The 2022 Water Year peak stage and flow data for the 100 flood forecast points have been added to the CNRFC website. Select a location from the map interface below to view individual data.

October 17 - 26, 2021 Storm Summary - The CNRFC has published a comprehensive summary of the significant early season precipitation event affecting California and northern Nevada in October 2021. This study includes precipitation data, a discussion of weather conditions, resulting hydrologic impacts, and verification of CNRFC forecasts. To view this study, please visit our Storm Summaries webpage or go directly to the report.

CNRFC Daily Briefing - View a graphical summary of current & forecast weather & hydrologic conditions. Updated by 10 AM PT.

Alert MessageAt Least One River Guidance (Flood Forecast) Point Is Currently or Forecast to Exceed Flood StageAlert Message

 
Recently-Issued CNRFC Text Products:  
 

 Home Page Version:   Interactive Map  |  Legacy

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Unofficial River Guidance Point Locations Official River Guidance Point LocationsObserved River Conditions Point LocationsEnsemble Forecast Point Locations
                                                                                                                                                                            River Guidance Forecast Status
(Approximately 5 Days)





Graphical RVF Search






Gage Information

Place cursor over gage
on map for readout.


        River / Creek

        Gage / Station

        Latest Stage (Raw Data)

        Latest Flow (Raw Data)

        Max Forecast Stage

        Max Forecast Flow

        Forecast Issue Time

Last Map Update:   Tuesday May 30th 2023 at 4:17 PM PDT  (0 Minutes Old)
(Data is updated every 5 minutes)
 

River Guidance Points Forecast Above Specified Stage Definitions  (Select NWS ID for Specified Graphical RVF)
NWS IDRiver / CreekGage / StationMonitor
Stage
Flood
Stage
Danger
Stage
Latest Observed
Stage / Flow
Latest Observed
Date / Time
Max Forecast
Stage / Flow
Forecast
Status
RVBC1SACRAMENTO RIO VISTA 7.411.912.95.4  /  NA05/30 03:45 PM PDT8.4  /  NAAbove Monitor
POHC1MERCED YOSEMITE NP AT POHONO BR 10.09.45  /  5,89605/30 04:00 PM PDT10.9  /  7,869Above Flood
STVC1MERCED STEVINSON 68.071.069.28  /  4,91405/30 04:00 PM PDT69.7  /  5,167Above Monitor
NWMC1SAN JOAQUIN NEWMAN 63.069.470.463.79  /  14,70905/30 03:45 PM PDT63.9  /  15,231Above Monitor
MDSC1TUOLUMNE MODESTO 50.555.054.59  /  10,57905/30 03:45 PM PDT54.6  /  10,594Above Monitor
VNSC1SAN JOAQUIN VERNALIS 24.529.029.526.70  /  27,51705/30 03:45 PM PDT26.9  /  28,066Above Monitor
WOOC1WEST FORK CARSON WOODFORDS 12.513.513.16  /  82605/30 04:05 PM PDT13.4  /  998Above Monitor
GRDN2EAST FORK CARSON GARDNERVILLE 13.014.012.74  /  3,47005/30 03:55 PM PDT13.0  /  3,869Above Monitor
WWBC1WEST WALKER BLO LITTLE WALKER RIVER 5.56.05.39  /  2,26805/30 03:30 PM PDT6.0  /  2,971Above Flood
MASN2WALKER MASON AT SNYDER LANE 9.09.811.08  /  3,35605/30 04:05 PM PDT11.1  /  3,362Above Flood
MHSN2MARYS ABOVE HOT SPRINGS CREEK 5.56.05.84  /  49305/30 03:15 PM PDT5.9  /  512Above Monitor
PALN2HUMBOLDT PALISADE 6.07.06.89  /  3,68805/30 03:55 PM PDT7.0  /  3,767Above Monitor
HBMN2HUMBOLDT BATTLE MOUNTAIN 8.59.510.59  /  3,02005/30 03:15 PM PDT10.6  /  3,075Above Flood
CMSN2HUMBOLDT COMUS 8.59.510.55  /  2,11005/30 03:15 PM PDT10.9  /  2,820Above Flood

** NOTE **  Stage is presented in "Feet" while Flow (Storage at CLKC1) is presented in "cfs" ("Acre-Feet").

River Guidance Forecast Group Issuance and Next Update Times  (Select Forecast Group for Specified Text RVF)
FG IDForecast GroupIssuance TimeNext Update Time
SENorth Coast[ Alternate Link ]May 30 2023 at 7:52 AM PDTMay 31 2023 at 9:00 AM PDT
RNRussian Napa[ Alternate Link ]May 30 2023 at 7:52 AM PDTMay 31 2023 at 9:00 AM PDT
USAUpper Sacramento[ Alternate Link ]May 30 2023 at 7:57 AM PDTMay 31 2023 at 9:00 AM PDT
LSCLower Sacramento[ Alternate Link ]May 30 2023 at 8:08 AM PDTMay 31 2023 at 9:00 AM PDT
SJSan Joaquin[ Alternate Link ]May 30 2023 at 8:20 AM PDTMay 31 2023 at 9:00 AM PDT
CCCentral Coast[ Alternate Link ]May 30 2023 at 7:52 AM PDTMay 31 2023 at 9:00 AM PDT
SCASouthern California[ Alternate Link ]May 30 2023 at 8:18 AM PDTMay 31 2023 at 9:00 AM PDT
ESEastern Sierra[ Alternate Link ]May 30 2023 at 8:27 AM PDTMay 31 2023 at 9:00 AM PDT
HBTHumboldt[ Alternate Link ]May 30 2023 at 8:30 AM PDTMay 31 2023 at 9:00 AM PDT
SAC Sacramento Delta (Tides) [ Alternate Link ]May 30 2023 at 6:06 AM PDTMay 31 2023 at 9:00 AM PDT
 
** NOTE 1 **  The Klamath and North Coast river guidance points are included in the North Coast Forecast Group.
** NOTE 2 **  The Feather Yuba, American, and Cache Putah river guidance points are included in the Lower Sacramento River Forecast Group.
** NOTE 3 **  The Delta Region, Upper and Lower San Joaquin, and Tulare river guidance points are combined in the San Joaquin River Forecast Group.
** NOTE 4 **  The Salinas Pajaro and South Bay river guidance points are included in the Central Coast Forecast Group.
** NOTE 5 **  The Southern California and San Diego/Inland river guidance points are included in the Southern California Forecast Group.

CNRFC Daily Briefing
Observed Precipitation Graphical Discussion Forecast Precipitation
** Note ** Click on Indvidual Images to Expand.