Isolation Trail, NH Weather Forecast
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Isolation Trail Weather Forecast
| TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY |
| Mostly Clear | Mostly Sunny | Partly Cloudy | Partly Sunny | Partly Cloudy | Mostly Sunny | Mostly Clear | Mostly Sunny | Clear | Mostly Sunny | Partly Cloudy | Partly Sunny |
| Lo: 29°FLo: -2°C | Hi: 55°FHi: 13°C | Lo: 30°FLo: -1°C | Hi: 51°FHi: 11°C | Lo: 29°FLo: -2°C | Hi: 45°FHi: 7°C | Lo: 25°FLo: -4°C | Hi: 51°FHi: 11°C | Lo: 30°FLo: -1°C | Hi: 59°FHi: 15°C | Lo: 39°FLo: 4°C | Hi: 59°FHi: 15°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 235 PM EDT Tue Oct 20 2026 

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Instant definitions for any meteorological term.
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Issued: 234 PM EDT Tue Oct 20 2026
Key Messages
1. High pressure remains in control of the weather pattern across northern New England through the weekend while an ocean storm passes offshore.
Discussion
... KEY MESSAGE 1 DESCRIPTION...
High pressure keeps northern New England dry through the end of the week and the weekend, while an offshore ocean storm brings some cloud cover into parts of the region this week.
With high pressure in control, another cool night is expected with lows in the 20s to mid 30s. The warmest readings will be...
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