Weather WorldRiver School, CA Weather Forecast
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River School Weather Forecast
| TODAY | TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | SATURDAY | SUNDAY |
 |  | | | | | | | | | |
| Sunny | Clear | Sunny | Clear | Sunny | Clear | Sunny | Clear | Clear | Clear | Mostly Sunny |
| Hi: 83°FHi: 28°C | Lo: 57°FLo: 14°C | Hi: 84°FHi: 29°C | Lo: 58°FLo: 14°C | Hi: 80°FHi: 27°C | Lo: 54°FLo: 12°C | Hi: 78°FHi: 26°C | Hi: 82°FHi: 28°C Lo: 57°FLo: 14°C | Hi: 82°FHi: 28°C Lo: 57°FLo: 14°C | Hi: 82°FHi: 28°C Lo: 57°FLo: 14°C | Hi: 85°FHi: 29°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 201 AM PDT Mon Sep 14 2026 
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Issued: 1216 PM PDT Sun Sep 13 2026
Key Messages
- Critical fire weather conditions through Monday late afternoon due to gusty winds and low daytime humidity
- Red Flag Warning in place for portions of the Sacramento Valley and adjacent foothills until 5 PM PDT Monday
- Cooler, below normal temperatures today. Warming trend Monday onward with Valley highs in the mid 80s to low 90s.
Discussion
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Today-Monday: Clear and sunny skies are being observed today across interior Northern California. Temperatures are trending 10 to 15 degrees below...