CNRFC Ensemble Plot for BLBC1

Short-Rng Pks	10D Prob	10 Accum
4x5D Prob	Mnth Prob	Seas Trnd
WY Trend	WY Accum	Multi-Yr Accum
Historical	Verification	Custom

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STONY CREEK - BLACK BUTTE RESERVOIR (BLBC1)

Latitude:
39.81º N

Longitude:
122.33º W

Elevation:
426 Feet

Location: Tehama County in CA

River Group: Upper Sacramento

Issuance Time:

Jul 02 2025 at 11:05 AM PDT

Please Note:

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

10-Day Accumulated Volume Plot

Tabular 10-Day Streamflow Volume Accumulation (1000s of Acre-Feet) Data Updated: Jul 02 2025 at 11:09 AM PDT
Prob	Jul 03	Jul 04	Jul 05	Jul 06	Jul 07
10% (Max)	0.1	0.2	0.4	0.5	0.6
25%	0.1	0.2	0.4	0.5	0.6
50% (Prob)	0.1	0.2	0.4	0.5	0.6
75%	0.1	0.2	0.4	0.5	0.6
90% (Min)	0.1	0.2	0.4	0.5	0.6
RFC FCST	0.1	0.2	0.4	0.5	0.6
Prob	Jul 08	Jul 09	Jul 10	Jul 11	Jul 12
10% (Max)	0.7	0.8	0.9	1.0	1.1
25%	0.7	0.8	0.9	1.0	1.1
50% (Prob)	0.7	0.8	0.9	1.0	1.1
75%	0.7	0.8	0.9	1.0	1.1
90% (Min)	0.7	0.8	0.9	1.0	1.1

Location Photographs
Upstream Photo	Gage House Photo	Downstream Photo

ESRI™ Locator Map

Official 7 Day National Weather Service Forecast (CAZ015)

Today: Sunny. Highs 98 to 104. Northwest winds up to 10 mph.

Tonight: Mostly clear. Lows around 70. Northwest winds up to 10 mph.

Thursday: Mostly sunny in the morning then becoming partly cloudy. Highs 91 to 97. Light winds becoming south around 10 mph with gusts to around 20 mph in the afternoon.

Thursday Night: Mostly cloudy in the evening then clearing. Cooler. Lows 59 to 65. West winds around 10 mph in the evening becoming light. Gusts up to 20 mph.

Independence Day: Sunny. Highs around 87. South winds up to 10 mph.

Friday Night: Clear. Lows 59 to 65.

Saturday: Sunny. Highs 90 to 96.

Saturday Night through Tuesday: Clear. Lows 62 to 70. Highs 91 to 101.