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Thomaston Weather Forecast
| REST OF TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | THURSDAY | FRIDAY | FRIDAY NIGHT | SATURDAY | SUNDAY |
 |  | | | | | |  |  | | |
| Mostly Cloudy | Partly Sunny | Mostly Cloudy | Mostly Cloudy | Mostly Cloudy | Mostly Cloudy | Mostly Cloudy | Chance of Showers | Chance of Showers | Chance of Showers | Chance of Showers |
| Lo: 51°FLo: 11°C | Hi: 69°FHi: 21°C | Lo: 49°FLo: 9°C | Hi: 61°FHi: 16°C | Lo: 45°FLo: 7°C | Hi: 65°FHi: 18°C Lo: 49°FLo: 9°C | Hi: 65°FHi: 18°C Lo: 49°FLo: 9°C | Hi: 61°FHi: 16°C | Hi: 61°FHi: 16°C Lo: 49°FLo: 9°C | Hi: 61°FHi: 16°C Lo: 49°FLo: 9°C | Hi: 65°FHi: 18°C |
| POP: 40% | POP: 50% | POP: 50% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 230 AM EDT Mon Sep 21 2026 
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Issued: 259 AM EDT Mon Sep 21 2026
Key Messages
1) Low clouds and patchy fog decrease this morning with mainly dry and cool conditions with below normal temps through Wed.
2) A coastal storm will track near the East Coast late this week into weekend, but confidence remains low on whether we will see significant impacts from this system at this time.
Discussion
... KEY MESSAGE 1... The initial cold front has stalled and become stationary near the New England Coast and south of the region this morning with lingering low clouds and some...