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Arrowhead Lake Weather Forecast
| TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY |
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| Clear | Sunny | Mostly Clear | Sunny | Mostly Clear | Mostly Sunny | Partly Cloudy | Sunny | Mostly Clear | Sunny | Partly Cloudy | Mostly Sunny |
| Lo: 39°FLo: 4°C | Hi: 69°FHi: 21°C | Lo: 45°FLo: 7°C | Hi: 61°FHi: 16°C | Lo: 39°FLo: 4°C | Hi: 61°FHi: 16°C | Lo: 41°FLo: 5°C | Hi: 69°FHi: 21°C | Lo: 49°FLo: 9°C | Hi: 71°FHi: 22°C | Lo: 49°FLo: 9°C | Hi: 69°FHi: 21°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 453 PM EDT Sun Oct 25 2026 
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Issued: 709 PM EDT Sun Oct 25 2026
Key Messages
1. One more round of frost impacts are expected tonight where the growing season continues.
2. Dry weather continues and above normal temperatures are expected for much of the week into the start of the weekend.
Discussion
... KEY MESSAGE 1...One more round of frost impacts are expected tonight where the growing season continues.
Little change in the overall synoptic pattern continues as surface high pressure remains overhead. The high will begin to shift southward tonight allowing a lig...