Mapes Lake, CA Weather Forecast
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Mapes Lake Weather Forecast
| TODAY | TONIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | FRIDAY |
| Rain and Snow | Rain and Snow | Clearing | Clear | Partly Cloudy | Mostly Cloudy | Rain and Snow | Chance of Rain | Chance of Snow | Chance of Rain | Rain and Snow | Rain and Snow |
| Hi: 49°FHi: 9°C | Lo: 30°FLo: -1°C | Hi: 51°FHi: 11°C | Lo: 25°FLo: -4°C | Hi: 55°FHi: 13°C | Lo: 30°FLo: -1°C | Hi: 54°FHi: 12°C | Lo: 28°FLo: -2°C | Hi: 54°FHi: 12°C | Lo: 30°FLo: -1°C | Hi: 56°FHi: 13°C Lo: 29°FLo: -2°C | Hi: 56°FHi: 13°C Lo: 29°FLo: -2°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 231 AM PDT Sat Oct 31 2026 

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Issued: 149 AM PDT Sat Oct 31 2026
Key Messages
- Periods of mountain snow will create travel disruptions in and across the Sierra through the weekend.
- Rain and a low chance of thunderstorms are expected this weekend, with light snow falling near valley floors by early Sunday morning.
- Warmer and drier weather prevails early next week, with another Pacific storm possible around midweek.
Discussion
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Radar continues to show intermittent light rain and snow showers across the region. This activity will continue through the morning with ...
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