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

CNRFC Daily Briefing
Last issued: Fri Aug 21, 2026 at 08:02 AM PST (updated daily by 10 AM Pacific Time).
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Summary:
  • Chances of afternoon/evening showers/thunderstorms over se CA and NV through Monday. Parts of the Sierra may also see a few showers/thunderstorms over the weekend.
  • Strong high pressure inland and troughing offshore to bring near to below normal temperatures closer to the trough and near to above normal temperatures closer to the ridge. More widespread near normal conditions expected the rest of the period.
  • River will remain near present levels, except where impacted by reservoir release changes.
Confidence: High

Staffing Level: Normal

Detailed Hydrometeorological Discussion: www.cnrfc.noaa.gov/discussion

River Guidance Points Forecast Above Specified Stage Definitions  (Select NWS ID for Specified Graphical RVF)
NWS ID River / CreekGage / StationAction/
Monitor
Minor
Flood
Moderate
Flood
Major
Flood
Latest Observed
Stage / Flow
Latest Observed
Date / Time
Max Forecast
Stage / Flow

*** NO River Guidance (Flood Forecast) Points Currently Forecast At Or Above Critical Stage Definitions ***

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