Weather WorldLost Isle, CA Weather Forecast
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Lost Isle Weather Forecast
| TONIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | MONDAY | MONDAY NIGHT | TUESDAY | WEDNESDAY |
 |  | |  | | | | | | | | |
| Mostly Clear | Clearing | Clear | Mostly Sunny | Clear | Sunny | Mostly Clear | Mostly Clear | Mostly Clear | Clear | Clear | Clear |
| Lo: 55°FLo: 13°C | Hi: 78°FHi: 26°C | Lo: 56°FLo: 13°C | Hi: 85°FHi: 29°C | Lo: 58°FLo: 14°C | Hi: 90°FHi: 32°C | Lo: 58°FLo: 14°C | Hi: 87°FHi: 31°C Lo: 58°FLo: 14°C | Hi: 87°FHi: 31°C Lo: 58°FLo: 14°C | Hi: 91°FHi: 33°C Lo: 58°FLo: 14°C | Hi: 91°FHi: 33°C Lo: 58°FLo: 14°C | Hi: 91°FHi: 33°C Lo: 58°FLo: 14°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 1132 PM PDT Wed Sep 16 2026 
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Meteorlogic Glosserator
Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 1215 PM PDT Wed Sep 16 2026
Key Messages
- Cooler weather, breezy onshore winds, and increased humidity through Thursday
- Isolated thunderstorm chances through Thursday, mainly across Coast Range, Shasta County, and southern Cascades
- Warming and drying conditions late week and over the weekend with near normal temperatures
Discussion
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Today-Thursday: Current GOES-West visible satellite imagery shows some cumulus clouds developing over the mountains mainly north of Interstate 80 so far on this Wednesday afternoon. The few low c...