Lake Forest, NY Weather Forecast
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Lake Forest Weather Forecast
| TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY |
| Mostly Clear | Sunny | Partly Cloudy | Sunny | Clear | Sunny | Mostly Clear | Partly Cloudy | Partly Cloudy | Mostly Sunny | Mostly Clear | Mostly Sunny |
| Lo: 31°FLo: -1°C | Hi: 55°FHi: 13°C | Lo: 25°FLo: -4°C | Hi: 59°FHi: 15°C | Lo: 29°FLo: -2°C | Hi: 61°FHi: 16°C | Lo: 35°FLo: 2°C | Hi: 65°FHi: 18°C Lo: 39°FLo: 4°C | Hi: 65°FHi: 18°C Lo: 39°FLo: 4°C | Hi: 55°FHi: 13°C | Lo: 30°FLo: -1°C | Hi: 55°FHi: 13°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 830 PM EDT Thu Oct 22 2026 

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Issued: 725 PM EDT Thu Oct 22 2026
Key Messages
1) High confidence in dry conditions persisting through at least the middle of next week.
Discussion
... KEY MESSAGE 1... A weak cold front continues to approach from western and northern NY with some clouds over the North Country and Adirondacks this afternoon. A sfc pressure gradient between the cold front and the mid-level short-wave to the west/northwest and Subtropical Storm Josephine moving northeast into the Atlantic has allowed for north/northwest winds 5-15 mph with some gusts...
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