Twin Mountain, NH Weather Forecast
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Twin Mountain Weather Forecast
| TODAY | TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT |
| Chance of Showers | Chance of Showers | Patchy Fog | Mostly Clear | Partly Sunny | Partly Cloudy | Chance of Showers | Partly Cloudy | Partly Sunny | Partly Cloudy | Mostly Sunny | Partly Cloudy |
| Hi: 69°FHi: 21°C | Lo: 41°FLo: 5°C | Hi: 59°FHi: 15°C | Lo: 30°FLo: -1°C | Hi: 60°FHi: 16°C | Lo: 40°FLo: 4°C | Hi: 55°FHi: 13°C | Lo: 31°FLo: -1°C | Hi: 49°FHi: 9°C | Lo: 29°FLo: -2°C | Hi: 59°FHi: 15°C | Lo: 35°FLo: 2°C |
| POP: 50% | POP: 20% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 801 AM EDT Fri Oct 02 2026 

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Issued: 230 AM EDT Fri Oct 2 2026
Key Messages
1. Very warm conditions continue today before a cold front crosses this afternoon and evening bringing some showers and a cooler airmass for the weekend.
2. Another cold front crosses the region Sunday night-early Monday. The coldest weather of the fall so far is likely to arrive behind it.
Discussion
... KEY MESSAGE 1 DESCRIPTION...
Latest surface analysis places a cold front along the St Lawrence Valley southwestward into the Great Lakes. Temperatures will likely remain in the 60s thro...
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