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Marmot Lake Weather Forecast
| TODAY | TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SUNDAY |
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| Mostly Sunny | Partly Cloudy | Sunny | Partly Cloudy | Sunny | Mostly Clear | Mostly Clear | Mostly Cloudy | Mostly Cloudy | Partly Cloudy | Mostly Clear | Mostly Clear |
| Hi: 71°FHi: 22°C | Lo: 52°FLo: 11°C | Hi: 72°FHi: 22°C | Lo: 53°FLo: 12°C | Hi: 73°FHi: 23°C | Hi: 72°FHi: 22°C Lo: 53°FLo: 12°C | Hi: 72°FHi: 22°C Lo: 53°FLo: 12°C | Hi: 67°FHi: 19°C Lo: 54°FLo: 12°C | Hi: 67°FHi: 19°C Lo: 54°FLo: 12°C | Lo: 51°FLo: 11°C | Hi: 67°FHi: 19°C Lo: 47°FLo: 8°C | Hi: 67°FHi: 19°C Lo: 47°FLo: 8°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 1141 PM PDT Mon Aug 24 2026 
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Issued: 1121 PM PDT Mon Aug 24 2026
Key Messages
1. Triple digit heat continues for the San Joaquin Valley this week. Moderate to Major Heat Risk expected with a Heat Advisory in effect through Wednesday evening, mainly Fresno County southward.
2. Extreme Heat Warning in effect for the Mojave Desert through Wednesday evening with Major Heat Risk expected. An 70 to 80 percent probability of temperatures of 105 degrees or hotter with little overnight relief.
3. Moisture tracking over the region in the late week period will bring a 10 t...