CNRFC - Ensemble Products

*** 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.

Short-Range Products (hourly timestep)

Long-Range Products (daily timestep)

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SOUTH FORK TRINITY RIVER - HYAMPOM (HYMC1)

Latitude: 40.65º N	Longitude: 123.49º W	Elevation: 1211 Feet
Location: Trinity County in California		Bulletin Group: North Coast		River Group: Klamath

Issuance Time:

Jun 07, 2025 at 8:32 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 Trend Plot

Tabular View | Select a Different Water Year:

Text Products (RNOHFSOSV and RNOHFSWYV)

Raw ESP Water Year Streamflow Volumes Tracker
Water Year Streamflow Volume Accumulation Forecast

Location Photographs
Upstream Photo	Gage House Photo	Downstream Photo

ESRI™ Locator Map

Official 7 Day National Weather Service Forecast (CAZ108)

Today: Sunny. Slight chance of rain in the afternoon. Highs 88 to 103.

Tonight: Mostly clear. Lows 58 to 68.

Monday: Sunny in the morning then becoming partly cloudy. Slight chance of showers and thunderstorms in the afternoon. Highs 89 to 104.

Monday Night: Mostly clear. Lows 57 to 67.

Tuesday: Sunny. Highs 84 to 99.

Tuesday Night: Mostly clear. Lows 48 to 58.

Wednesday and Wednesday Night: Clear. Highs 78 to 93. Lows 48 to 58.

Thursday through Saturday: Mostly clear. Highs 72 to 87. Lows 44 to 54.

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