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



COW CREEK - MILLVILLE (CWCC1)
Latitude: 40.51º NLongitude: 122.23º WElevation: 386 Feet
Location: Shasta County in CaliforniaBulletin Group: Upper SacramentoRiver Group: Upper Sacramento
Issuance Time: Jul 10, 2025 at 8:10 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  |  CWCC1

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% -- -- -- -- -- -- -- -- -- 740 742 744
25% -- -- -- -- -- -- -- -- -- 740 742 743
50%
(Median)
-- -- -- -- -- -- -- -- -- 740 741 743
75% -- -- -- -- -- -- -- -- -- 740 741 743
90% -- -- -- -- -- -- -- -- -- 740 741 743

Location Photographs

ESRI™ Locator Map
Official 7 Day National Weather Service Forecast   (CAZ015)
Tonight: Clear, haze. Lows 69 to 77. Northwest winds up to 10 mph.

Friday: Haze in the morning. Sunny. Highs 104 to 110. North winds up to 10 mph.

Friday Night: Clear. Lows 72 to 78. South winds up to 10 mph in the evening becoming light.

Saturday: Sunny. Highs 102 to 110. Light winds becoming south up to 10 mph in the afternoon.

Saturday Night: Clear. Lows 69 to 77. South winds up to 10 mph with gusts to around 20 mph.

Sunday: Sunny. Highs 100 to 108.

Sunday Night: Clear. Lows 69 to 77.

Monday and Monday Night: Clear. Highs 101 to 109. Lows 67 to 77.

Tuesday through Thursday: Clear. Highs 93 to 103. Lows 63 to 73.