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Mountain Pass Weather Forecast
| TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY |
 |  |  | | |  |  |  |  | | | |
| Mostly Cloudy | Mostly Sunny | Partly Cloudy | Mostly Sunny | Partly Cloudy | Partly Sunny | Mostly Clear | Chance of Showers | Rain Showers | Chance of Showers | Mostly Clear | Mostly Clear |
| Lo: 55°FLo: 13°C | Hi: 74°FHi: 23°C | Lo: 57°FLo: 14°C | Hi: 75°FHi: 24°C | Lo: 58°FLo: 14°C | Hi: 71°FHi: 22°C | Lo: 55°FLo: 13°C | Hi: 68°FHi: 20°C | Lo: 55°FLo: 13°C | Hi: 65°FHi: 18°C | Hi: 66°FHi: 19°C Lo: 51°FLo: 11°C | Hi: 66°FHi: 19°C Lo: 51°FLo: 11°C |
| POP: 40% | POP: 50% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 300 PM PDT Tue Oct 27 2026 
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Issued: 232 PM PDT Tue Oct 27 2026
Key Messages
*Dry and seasonable conditions continue through Thursday.
*Precipitation chances and cooler temperatures return to the region late this week and continue through the weekend.
Discussion
...
Per latest water vapor imagery and 500 hPa analysis, quasi-zonal flow persists over much of the west, maintaining quiescent conditions across the region. Temperatures today through Thursday will remain close to seasonal normals, with dry conditions and intermittent afternoon breezes forecast. Temperat...