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



SACRAMENTO RIVER - DELTA (DLTC1)
Latitude: 40.94º NLongitude: 122.42º WElevation: 1075 Feet
Location: Shasta County in CaliforniaBulletin Group: Upper SacramentoRiver Group: Upper Sacramento
Issuance Time: Sep 30, 2021 at 7:26 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.
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Official 7 Day National Weather Service Forecast   (CAZ013)
Today: At lower elevations, a chance of rain showers in the morning, then rain showers early in the afternoon. A slight chance of thunderstorms in the afternoon. A chance of rain showers late in the afternoon. At higher elevations, a chance of rain and snow showers in the morning, then rain showers early in the afternoon. Snow showers and a slight chance of thunderstorms in the afternoon. A chance of rain showers late in the afternoon. Highs 34 to 49 higher elevations and 47 to 55 lower elevations. No snow accumulation lower elevations and 3 to 5 inches higher elevations. Snow level 4000 feet. Prevailing southwest winds 5 to 15 mph with gusts to around 30 mph.

Tonight: Mostly cloudy. At lower elevations, a chance of rain showers and a slight chance of thunderstorms in the evening, then a chance of rain showers after midnight. At higher elevations, a chance of rain showers, snow showers and a slight chance of thunderstorms in the evening, then a chance of rain and snow showers after midnight. Lows 27 to 39 higher elevations and 36 to 42 lower elevations. No snow accumulation lower elevations and up to 2 inches higher elevations. Snow level 4000 feet. Prevailing southwest winds 5 to 15 mph shifting to the southeast after midnight.

Friday: At lower elevations, rain showers likely. At higher elevations, rain and snow showers likely. Highs 35 to 50 higher elevations and 47 to 53 lower elevations. No snow accumulation lower elevations and up to 3 inches higher elevations. Snow level 3000 feet increasing to 4000 feet in the afternoon. Prevailing east winds up to 10 mph shifting to the south in the afternoon.

Friday Night: Mostly cloudy. Rain and snow showers likely in the evening, then a chance of rain and snow showers after midnight. Lows 29 to 41 higher elevations and 38 to 44 lower elevations. No snow accumulation lower elevations and up to 1 inch higher elevations. Snow level 4000 feet. Prevailing north winds up to 10 mph.

Saturday: Mostly cloudy. A chance of rain and snow showers in the morning, then a chance of rain showers in the afternoon. Not as cool. Highs 43 to 58 higher elevations and 56 to 62 lower elevations. Snow level 4500 feet. Prevailing northeast winds up to 10 mph.

Saturday Night: Partly cloudy with a slight chance of rain showers. Lows 29 to 43.

Sunday: Partly cloudy with a slight chance of rain showers. Not as cool. Highs 48 to 63.

Sunday Night and Monday: Clear. Lows 29 to 44. Highs 53 to 68.

Monday Night through Tuesday Night: Clear. Lows 37 to 52. Highs 61 to 76.

Wednesday: Mostly sunny. Highs 58 to 73.