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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CLEAR CREEK - WHISKEYTOWN RESERVOIR (WHSC1)

Latitude: 40.60º N	Longitude: 122.54º W	Elevation: 1310 Feet
Location: Shasta County in California		Bulletin Group: Upper Sacramento		River Group: Upper Sacramento

Issuance Time:

Jun 08, 2025 at 8:10 AM PDT

Action/Monitor: N/A

Minor Flood: N/A

Moderate Flood: N/A

Major Flood: N/A

Please Note:

Ensemble forecasts produced by CNRFC only consider meteorological uncertainty and do not account for hydrologic uncertainty.

Short-Range Peak Exceedance Plot Product Info. Plot Type:

CSV Ensemble Files (Data in kcfs): Forecast Group | WHSC1

Cursor readout:

Show:

		Official Forecast (Deterministic)
		Ensemble Mean
		Model Traces

	Hourly Probabilities
		0-5% chance
		5-25% chance
		25-40% chance
		40-60% chance

What information is considered in this forecast?

Verification / Historical Plots
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Location Photographs
Upstream Photo	Gage House Photo	Downstream Photo

ESRI™ Locator Map

Official 7 Day National Weather Service Forecast (CAZ013)

Tonight: Mostly clear. At higher elevations, a slight chance of showers and thunderstorms early in the evening. Lows 59 to 74. Light winds.

Monday: Mostly sunny. At higher elevations, a slight chance of showers and thunderstorms in the afternoon. Highs 87 to 102 higher elevations and 97 to 105 lower elevations. Light winds.

Monday Night: Mostly clear. At higher elevations, a slight chance of showers and thunderstorms in the evening. Lows 59 to 74. Prevailing west winds up to 10 mph in the evening becoming light.

Tuesday: Sunny. Highs 80 to 95 higher elevations and 91 to 99 lower elevations. Light winds becoming south up to 10 mph in the afternoon.

Tuesday Night: Mostly clear. Cooler. Lows 52 to 66 higher elevations and 61 to 69 lower elevations. Prevailing southwest winds up to 10 mph.

Wednesday: Sunny. Highs 78 to 93.

Wednesday Night: Clear. Lows 51 to 66.

Thursday through Friday: Clear. Highs 74 to 89. Lows 50 to 65.

Friday Night: Mostly clear. Lows 47 to 62.

Saturday and Saturday Night: Clear. Highs 72 to 87. Lows 48 to 63.

Sunday: Mostly sunny. Highs 74 to 89.

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