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



TRINITY RIVER - TRINITY LAKE (CEGC1)
Latitude: 40.80º NLongitude: 122.76º WElevation: 2370 Feet
Location: Trinity County in CaliforniaBulletin Group: North CoastRiver Group: Klamath
Issuance Time: Jul 03, 2025 at 8:44 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 Water Year Accumulated Volume PlotCSV Ensemble Files (Data in kcfs):  Forecast Group  |  CEGC1

Tabular Monthly Volume Accumulation (1000s of Acre-Feet)
Probability Nov 1
2024
Dec 1
2024
Jan 1
2025
Feb 1
2025
Mar 1
2025
Apr 1
2025
May 1
2025
Jun 1
2025
Jul 1
2025
Aug 1
2025
Sep 1
2025
Oct 1
2025
10% -- -- -- -- -- -- -- -- -- 1610 1620 1640
25% -- -- -- -- -- -- -- -- -- 1610 1620 1630
50%
(Median)
-- -- -- -- -- -- -- -- -- 1600 1620 1630
75% -- -- -- -- -- -- -- -- -- 1600 1620 1630
90% -- -- -- -- -- -- -- -- -- 1600 1620 1630

Location Photographs

ESRI™ Locator Map
Official 7 Day National Weather Service Forecast   (CAZ107)
Tonight: Mostly cloudy early in the evening then clearing. Slight chance of showers and thunderstorms. Lows 44 to 54.

Independence Day: Sunny. Highs 75 to 90.

Friday Night: Mostly clear. Lows 45 to 55.

Saturday: Sunny. Highs 83 to 98.

Saturday Night and Sunday: Clear. Lows 50 to 60. Highs 90 to 105.

Sunday Night: Clear. Lows 54 to 64.

Monday and Monday Night: Mostly clear. Highs 90 to 105. Lows 54 to 64.

Tuesday through Thursday: Clear. Highs 94 to 109. Lows 55 to 65.