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The Lagoon, CA Weather Forecast
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The Lagoon Weather Forecast
| TODAY | TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT |
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| Mostly Cloudy | Chance of Rain | Chance of T-Storm | Chance of Rain | Chance of Rain | Mostly Cloudy | Rain | Rain | Chance of Rain | Chance of Rain | Mostly Sunny | Chance of Rain |
| Hi: 73°FHi: 23°C | Lo: 52°FLo: 11°C | Hi: 59°FHi: 15°C | Lo: 47°FLo: 8°C | Hi: 62°FHi: 17°C | Lo: 47°FLo: 8°C | Hi: 59°FHi: 15°C | Lo: 46°FLo: 8°C | Hi: 57°FHi: 14°C | Lo: 41°FLo: 5°C | Hi: 58°FHi: 14°C | Lo: 42°FLo: 6°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 101 PM PST Thu Nov 12 2026 
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Issued: 226 PM PST Thu Nov 12 2026
Key Messages
- Dry weather with above normal temperatures today
- A series of storm systems will bring widespread rain, moderate to heavy rain and snow in the mountains, and gusty to strong southerly winds Friday into early next week
- Winter Storm Warning in effect from Friday morning through Saturday morning for the Sierra and Lassen National Park above 6000`
- Wind Advisory is in effect from 4 am to 7 pm PST Friday for the Sacramento Valley and Delta
- Flood Advisory until 4 PM Friday for low-lying area...