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Pinebrook Reservoir Weather Forecast
| TODAY | TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | COLUMBUS DAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT |
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| Sunny | Mostly Clear | Mostly Sunny | Mostly Clear | Chance of Rain | Chance of Rain | Rain | Chance of Rain | Mostly Sunny | Clear | Clear | Clear |
| Hi: 85°FHi: 29°C | Lo: 58°FLo: 14°C | Hi: 71°FHi: 22°C | Lo: 49°FLo: 9°C | Hi: 59°FHi: 15°C | Lo: 43°FLo: 6°C | Hi: 54°FHi: 12°C | Lo: 42°FLo: 6°C | Hi: 61°FHi: 16°C | Hi: 64°FHi: 18°C Lo: 45°FLo: 7°C | Hi: 64°FHi: 18°C Lo: 45°FLo: 7°C | Hi: 70°FHi: 21°C Lo: 50°FLo: 10°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 201 AM PDT Fri Oct 09 2026 
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Issued: 124 PM PDT Thu Oct 8 2026
Key Messages
- Heat Advisory in effect until 10 PM tonight for the Sacramento Valley, Delta, northern San Joaquin Valley, and adjacent foothills.
- Widespread Moderate HeatRisk with areas of Major HeatRisk today for the Delta, Valley, and Foothills.
- Pattern change will bring cooler temperatures, unsettled weather beginning this weekend into early next week
Discussion
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...Today... Mostly sunny skies across interior NorCal at the time of this writing. Temperatures climbing into the 80s across Valley lo...