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Shallow Lake, CA Weather Forecast
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Shallow Lake Weather Forecast
| TODAY | TONIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT |
 |  |  |  | |  | |  | | | | |
| Mostly Sunny | Mostly Cloudy | Clearing | Rain and Snow | Rain and Snow | Chance of Snow | Mostly Sunny | Mostly Clear | Snow | Rain and Snow | Snow | Chance of Snow |
| Hi: 42°FHi: 6°C | Lo: 29°FLo: -2°C | Hi: 45°FHi: 7°C | Lo: 32°FLo: 0°C | Hi: 37°FHi: 3°C | Lo: 21°FLo: -6°C | Hi: 36°FHi: 2°C | Lo: 23°FLo: -5°C | Hi: 34°FHi: 1°C | Lo: 27°FLo: -3°C | Hi: 33°FHi: 1°C | Lo: 22°FLo: -6°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 101 PM PST Sat Nov 14 2026 
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Issued: 100 PM PST Sat Nov 14 2026
Key Messages
- Break in active weather today, with cooler high temperatures.
- A storm system arrives Sunday bringing widespread Valley/Foothill rain, mountain snow, and breezy southerly winds through Monday; not as impactful as recent system.
- Winter Weather Advisory in effect from 4 PM Sunday through 10 PM Monday for the Sierra and Lassen Volcanic National Park above 6000 feet.
- Colder, wetter weather system will arrive by the middle of next week bringing widespread precipitation, moderate to heavy m...