| NWS Forecast for: Williamstown MA Issued by: National Weather Service Albany, NY Last Update: 12:53 pm EST Jan 15, 2026 | |
| This Afternoon: A slight chance of rain and snow showers before 4pm, then a slight chance of snow showers after 5pm. Mostly cloudy, with a high near 4. West wind around 21 km/h, with gusts as high as 39 km/h. Chance of precipitation is 20%. Tonight: A chance of snow showers, mainly before 7pm. Mostly cloudy, with a low around -10. Wind chill values as low as -18. Breezy, with a west wind 21 to 26 km/h increasing to 27 to 32 km/h after midnight. Winds could gust as high as 55 km/h. Chance of precipitation is 30%. New snow accumulation of less than one centimeter possible. Friday: Mostly cloudy, then gradually becoming sunny, with a high near -3. Wind chill values as low as -20. Breezy, with a west wind 25 to 35 km/h decreasing to 14 to 24 km/h in the afternoon. Winds could gust as high as 60 km/h. Friday Night: A chance of snow after 1am. Mostly cloudy, with a low around -7. Calm wind becoming south 5 to 10 km/h in the evening. Chance of precipitation is 40%. New snow accumulation of 1 to 3 centimeters possible. Saturday: Snow likely, mainly after 1pm. Mostly cloudy, with a high near 3. South wind around 11 km/h. Chance of precipitation is 70%. Saturday Night: A slight chance of snow before 1am. Mostly cloudy, with a low around -5. Chance of precipitation is 20%. Sunday: Mostly cloudy, with a high near -1. Sunday Night: Mostly cloudy, with a low around -9. M.L.King Day: Partly sunny, with a high near -2. Monday Night: Mostly cloudy, with a low around -13. Tuesday: Partly sunny, with a high near -9. Tuesday Night: Partly cloudy, with a low around -16. Wednesday: Partly sunny, with a high near -6. Wednesday Night: A chance of snow. Mostly cloudy, with a low around -11. Chance of precipitation is 30%. Thursday: Partly sunny, with a high near -2. | |
| Williamstown MA 42.69°N 73.18°W (Elev. 689 m) | |
Visit your local NWS office at: https://www.weather.gov/aly/ |