CNRFC Mobile Logo

 

Short-Rng Pks

10D Prob

10 Accum

4x5D Prob

Mnth Prob

Seas Trnd

WY Trend

WY Accum

Multi-Yr Accum

Historical

Verification

Custom

Prev. Point

Next Point

Back to Points

Back to Home
TRINITY RIVER - TRINITY LAKE (CEGC1)
Latitude:
40.80º N		Longitude:
122.76º W		Elevation:
2370 Feet
Location: Trinity County in CA
River Group: North Coast
Issuance Time: Jul 06 2025 at 8:22 AM PDT
Please Note:Ensemble forecasts produced by CNRFC only consider meteorological uncertainty and do not account for hydrologic uncertainty.

Flow data on this product are unregulated / full natural flow.
2025 Seasonal Trend Plot (Year View)Tabular View  |  Select a Different Water Year:  
Note: The chart below functions better in landscape orientation.
Created with Highcharts 9.2.1Daily Observed​Volumes (1000s Ac-​Ft)Water Year 2025 - Day (mm/dd)Seasonal Volumes​(1000s Ac-Ft)Chart context menuTRINITY R - TRINITY LAKE (CEGC1) 07/06/2025​Median Forecast: 626 kaf | 109% of Mean | 122% of MedianCreated: 07/06/2025 at 08:24 AM PDT​Mean: 576 kaf​Mean: 576 kaf​Median: 512 kaf​Median: 512 kafApr 12​12.2 kaf​Apr 12​12.2 kaf​Record Low: ​122 kaf in 2015​Record Low: ​122 kaf in 2015​Record High: ​1220 kaf in 1998​Record High: ​1220 kaf in 1998Apr-Jul Vol MeanApr-Jul Vol MedianSeason to Date MeanSeason to Date MedianSeason to Date ObsDaily ObsObs PeakApr-Jul Fcst 50%Apr-Jul Fcst 25/75%Apr-Jul Fcst 10/90%Apr-Jul Fcst Max/MinRecord LowRecord HighSnow Model Updates Observed Season to Date Percent of Mean: 111% (604 kaf) Season to Date Mean: 547 kaf​ Historical Apr-Jul Vol Max: 1220 kaf in 1998 Historical Apr-Jul Vol Min: 122 kaf in 2015​ This product only considers meteorological uncertainty and does not account for hydrologic uncertainty.​ Means/medians are based on the period of Water Years 1980 through 2023.​ Legend entries below can be toggled on/off.0481216202428323640444810/01​202411/01​202412/01​202401/01​202502/01​202503/01​202504/01​202505/01​202506/01​202507/01​202508/01​202509/01​202509/30​2025020040060080010001200140016001800200022002400

Location Photographs

ESRI™ Locator Map
Official 7 Day National Weather Service Forecast   (CAZ107)
Today: Sunny. Slight chance of thunderstorms in the afternoon. Highs 94 to 109.

Tonight: Mostly clear. Slight chance of rain showers and dry thunderstorms in the evening. Lows 54 to 64.

Tuesday: Sunny. Highs 87 to 102.

Tuesday Night: Mostly clear. Lows 51 to 61.

Wednesday: Sunny. Highs 85 to 100.

Wednesday Night through Thursday Night: Clear. Lows 54 to 64. Highs 90 to 105.

Friday: Sunny. Highs 96 to 111.

Friday Night: Mostly clear. Lows 59 to 69.

Saturday: Sunny. Highs 96 to 111.

Saturday Night: Mostly clear. Lows 59 to 69.

Sunday: Sunny. Highs 97 to 112.