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Arrowhead Lake Weather Forecast
| TODAY | TONIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT |
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| Sunny | Clear | Sunny | Clear | Sunny | Clear | Sunny | Clear | Sunny | Clear | Sunny | Mostly Clear |
| Hi: 75°FHi: 24°C | Lo: 41°FLo: 5°C | Hi: 75°FHi: 24°C | Lo: 45°FLo: 7°C | Hi: 71°FHi: 22°C | Lo: 45°FLo: 7°C | Hi: 69°FHi: 21°C | Lo: 45°FLo: 7°C | Hi: 71°FHi: 22°C | Lo: 45°FLo: 7°C | Hi: 75°FHi: 24°C | Lo: 49°FLo: 9°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 609 AM EDT Wed Oct 21 2026 
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Issued: 558 AM EDT Wed Oct 21 2026
Key Messages
- 1. Dry weather continues the remainder of this week and into the weekend with temperatures near to just below normal.
Discussion
... Key Message 1: Dry weather continues the remainder of this week and into the weekend with temperatures near to just below normal.
Another fairly rinse and repeat forecast is expected over the coming 5 days or so. After a chilly morning with temperatures in the low to mid 40s, afternoon temperatures today are expected to top out near normal values, in the m...