National Weather Service Forecast for: Stow MA
Issued by: National Weather Service Norton, MA
Updated: 1:25 pm EDT Apr 15, 2026
 
This
Afternoon
This Afternoon: A chance of showers, with thunderstorms also possible after 5pm.  Increasing clouds, with a high near 81. Southeast wind around 6 mph.  Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
High: 81 °F
Tonight

Tonight: A chance of showers and thunderstorms before 1am, then showers likely and possibly a thunderstorm between 1am and 3am, then a chance of showers and thunderstorms after 3am.  Patchy fog after 10pm.  Otherwise, mostly cloudy, with a low around 56. East wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Low: 56 °F
Thursday

Thursday: A slight chance of showers before 10am, then a slight chance of showers and thunderstorms after 2pm.  Partly sunny, with a high near 74. Light and variable wind becoming west 5 to 8 mph in the afternoon.  Chance of precipitation is 20%.
High: 74 °F
Thursday
Night
Thursday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 57. Southeast wind 5 to 7 mph becoming calm  in the evening.  Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Low: 57 °F
Friday

Friday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 5pm, then showers likely and possibly a thunderstorm after 5pm.  Partly sunny, with a high near 75. Light and variable wind becoming northeast 5 to 7 mph in the morning.  Chance of precipitation is 60%.
High: 75 °F
Friday
Night
Friday Night: A slight chance of showers before 11pm.  Mostly cloudy, with a low around 49. Northeast wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 20%.
Low: 49 °F
Saturday

Saturday: Mostly cloudy, with a high near 63. East wind 3 to 7 mph.
High: 63 °F
Saturday
Night
Saturday Night: Mostly cloudy, with a low around 48. South wind 3 to 5 mph.
Low: 48 °F
Sunday

Sunday: Showers likely, mainly after noon.  Mostly cloudy, with a high near 60. South wind 6 to 9 mph becoming west in the afternoon. Winds could gust as high as 20 mph.  Chance of precipitation is 60%.
High: 60 °F
Chance
Showers

Showers
Likely and
Patchy Fog
Slight Chance
Showers then
Slight Chance
T-storms
Chance
Showers

Chance
Showers then
Showers
Likely
Slight Chance
Showers then
Mostly Cloudy
Mostly Cloudy

Mostly Cloudy

Showers
Likely

 

This Afternoon
 
A chance of showers, with thunderstorms also possible after 5pm. Increasing clouds, with a high near 81. Southeast wind around 6 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
 
A chance of showers and thunderstorms before 1am, then showers likely and possibly a thunderstorm between 1am and 3am, then a chance of showers and thunderstorms after 3am. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 56. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
 
A slight chance of showers before 10am, then a slight chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 74. Light and variable wind becoming west 5 to 8 mph in the afternoon. Chance of precipitation is 20%.
Thursday Night
 
A chance of showers and thunderstorms. Mostly cloudy, with a low around 57. Southeast wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
 
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 5pm, then showers likely and possibly a thunderstorm after 5pm. Partly sunny, with a high near 75. Light and variable wind becoming northeast 5 to 7 mph in the morning. Chance of precipitation is 60%.
Friday Night
 
A slight chance of showers before 11pm. Mostly cloudy, with a low around 49. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Saturday
 
Mostly cloudy, with a high near 63. East wind 3 to 7 mph.
Saturday Night
 
Mostly cloudy, with a low around 48. South wind 3 to 5 mph.
Sunday
 
Showers likely, mainly after noon. Mostly cloudy, with a high near 60. South wind 6 to 9 mph becoming west in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 60%.
Sunday Night
 
A chance of showers before 1am. Mostly cloudy, with a low around 34. West wind 6 to 8 mph. Chance of precipitation is 40%.
Monday
 
Mostly sunny, with a high near 48. West wind 8 to 10 mph, with gusts as high as 21 mph.
Monday Night
 
Mostly clear, with a low around 30. Northwest wind around 6 mph.
Tuesday
 
Sunny, with a high near 55. West wind 6 to 8 mph.

 

Forecast from NOAA-NWS for Stow MA.