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Indian Valley Reservoir Weather Forecast
| TODAY | TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SUNDAY | MONDAY |
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| Mostly Cloudy | Patchy Fog | Chance of Rain | Partly Cloudy | Chance of Rain | Mostly Clear | Mostly Sunny | Mostly Clear | Mostly Clear | Mostly Clear | Mostly Clear |
| Hi: 72°FHi: 22°C | Lo: 51°FLo: 11°C | Hi: 71°FHi: 22°C | Lo: 53°FLo: 12°C | Hi: 72°FHi: 22°C | Lo: 50°FLo: 10°C | Hi: 74°FHi: 23°C | Hi: 75°FHi: 24°C Lo: 52°FLo: 11°C | Hi: 75°FHi: 24°C Lo: 52°FLo: 11°C | Hi: 83°FHi: 28°C Lo: 54°FLo: 12°C | Hi: 83°FHi: 28°C Lo: 54°FLo: 12°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 136 AM PDT Tue Sep 01 2026 
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Issued: 1226 AM PDT Tue Sep 1 2026
Key Messages
- Much cooler temperatures expected with inland highs in the upper 60s to middle 70s through the week.
- There is a slight chance of thunderstorms, mainly in Trinity County, this afternoon and evening.
- An early season storm is likely to bring widespread rain to the area Wednesday and Thursday.
Discussion
...An upper level low continues to approach the area deepening the marine layer and keeping interior temperatures cooler. The cooler air aloft has allowed the marine inversion to weaken. T...