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Porphyry Lake Weather Forecast
| TODAY | TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | SATURDAY | SUNDAY | SUNDAY NIGHT | LABOR DAY |
 |  | | | | | | |  |  |  |
| Sunny | Mostly Clear | Sunny | Mostly Clear | Sunny | Clear | Mostly Clear | Mostly Clear | Chance of Showers | Chance of Rain | Chance of Showers |
| Hi: 58°FHi: 14°C | Lo: 38°FLo: 3°C | Hi: 56°FHi: 13°C | Lo: 39°FLo: 4°C | Hi: 58°FHi: 14°C | Lo: 40°FLo: 4°C | Hi: 58°FHi: 14°C Lo: 42°FLo: 6°C | Hi: 58°FHi: 14°C Lo: 42°FLo: 6°C | Hi: 58°FHi: 14°C | Lo: 44°FLo: 7°C | Hi: 60°FHi: 16°C |
| POP: 30% | POP: 30% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1143 AM PDT Tue Sep 01 2026 
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Issued: 1044 AM PDT Tue Sep 1 2026
Key Messages
1. Below Seasonal Average Temperatures will exist across the region through the weekend. A slow rise in temperatures begins near the middle of next week.
2. Precipitation chances increase by this weekend with the best chances of precipitation early next week.
Discussion
... Strong troughing has set up over the west coast of the CONUS, leading to a significant decrease in temperatures for the region, with highs 10 degrees below normal and lows in the mid to upper 50`s in much of the lowe...