National Weather Service California Nevada River Forecast Center Department of Commerce National Oceanic and Atmospheric Administration National Weather Service
*** 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.
Back to Ensemble Products Map <<< Previous Ensemble Location  (RDGC1) |  Next Ensemble Location  (COTC1) >>>

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: Jun 06, 2025 at 7:58 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:  

COW CK - MILLVILLE, NR (CWCC1) 06/06/2025Median Forecast: 747 kaf | 160% of Mean | 171% of Median

Combination chart with 14 data series.
Created: 06/06/2025 at 07:58 AM PDT
The chart has 1 X axis displaying Water Year 2025 - Day (mm/dd). Range: 2024-09-27 20:38:24 to 2025-10-04 03:21:36.
The chart has 2 Y axes displaying Water Year Volumes (1000s Ac-Ft) and Daily Observed Volumes (1000s Ac-Ft).
End of interactive chart.
Text Products (RNOHFSOSV and RNOHFSWYV)
Raw ESP Water Year Streamflow Volumes Tracker
Water Year Streamflow Volume Accumulation Forecast

Location Photographs

ESRI™ Locator Map
Official 7 Day National Weather Service Forecast   (CAZ015)
Tonight: Clear. Lows 64 to 70. South winds up to 10 mph in the evening becoming light.

Saturday: Sunny. Highs around 100. Light winds becoming south up to 10 mph in the afternoon.

Saturday Night: Clear. Lows 66 to 72. South winds up to 10 mph.

Sunday: Sunny. Highs 98 to 104. Light winds becoming south up to 10 mph in the afternoon.

Sunday Night: Mostly clear. Lows 67 to 73. South winds around 10 mph in the evening becoming light.

Monday: Sunny. Highs around 102.

Monday Night: Clear. Lows 65 to 73.

Tuesday through Thursday Night: Clear. Highs around 96. Lows 63 to 73.

Friday: Sunny. Highs around 91.

Follow us on X  Follow us on X
Follow us on Facebook  Follow us on Facebook
Follow us on YouTube  Follow us on YouTube
NWS RSS Feed  NWS RSS Feed
 
usa.gov

2




US Dept of Commerce
National Oceanic and Atmospheric Administration
National Weather Service
California Nevada River Forecast Center
3310 El Camino Avenue, Room 227
Sacramento, CA 95821-6373
(916) 979-3056

Comments? Questions? Please Contact Us.

Disclaimer
Information Quality
Help
Glossary
Links
Privacy Policy
Freedom of Information Act (FOIA)
About Us
Career Opportunities