National Weather Service Forecast for: Stow MA
Issued by: National Weather Service Norton, MA
Updated: 5:57 am EST Feb 21, 2026
 
Today

Today: A chance of snow showers, mainly before 10am.  Cloudy, with a high near 34. Northeast wind 3 to 5 mph.  Chance of precipitation is 30%. Total daytime snow accumulation of less than a half inch possible.
High: 34 °F
Tonight

Tonight: Mostly cloudy, with a low around 21. Calm wind.
Low: 21 °F
Sunday

Sunday: A slight chance of snow after 1pm.  Cloudy, with a high near 34. Calm wind becoming northeast 5 to 7 mph in the morning.  Chance of precipitation is 20%.
High: 34 °F
Sunday
Night
Sunday Night: Snow, mainly after 10pm.  Low around 25. Northeast wind 8 to 17 mph, with gusts as high as 36 mph.  Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.
Low: 25 °F
Monday

Monday: Snow. The snow could be heavy at times.  High near 31. Blustery, with a north wind 17 to 22 mph, with gusts as high as 41 mph.  Chance of precipitation is 90%. New snow accumulation of 6 to 10 inches possible.
High: 31 °F
Monday
Night
Monday Night: Snow likely, mainly before midnight.  Mostly cloudy, with a low around 20. Northwest wind 8 to 10 mph, with gusts as high as 23 mph.  Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Low: 20 °F
Tuesday

Tuesday: Mostly sunny, with a high near 33. West wind 7 to 9 mph.
High: 33 °F
Tuesday
Night
Tuesday Night: Partly cloudy, with a low around 10. West wind around 6 mph becoming calm  after midnight.
Low: 10 °F
Wednesday

Wednesday: A chance of snow after 1pm.  Mostly cloudy, with a high near 35. Calm wind becoming south 5 to 7 mph in the morning.  Chance of precipitation is 30%.
High: 35 °F
Chance Snow
Showers then
Cloudy
Mostly Cloudy

Cloudy then
Slight Chance
Snow
Snow

Heavy Snow
and Blustery
Snow Likely
then Slight
Chance Snow
Mostly Sunny

Partly Cloudy

Partly Sunny
then Chance
Snow

Winter Storm Watch
 

Today
 
A chance of snow showers, mainly before 10am. Cloudy, with a high near 34. Northeast wind 3 to 5 mph. Chance of precipitation is 30%. Total daytime snow accumulation of less than a half inch possible.
Tonight
 
Mostly cloudy, with a low around 21. Calm wind.
Sunday
 
A slight chance of snow after 1pm. Cloudy, with a high near 34. Calm wind becoming northeast 5 to 7 mph in the morning. Chance of precipitation is 20%.
Sunday Night
 
Snow, mainly after 10pm. Low around 25. Northeast wind 8 to 17 mph, with gusts as high as 36 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.
Monday
 
Snow. The snow could be heavy at times. High near 31. Blustery, with a north wind 17 to 22 mph, with gusts as high as 41 mph. Chance of precipitation is 90%. New snow accumulation of 6 to 10 inches possible.
Monday Night
 
Snow likely, mainly before midnight. Mostly cloudy, with a low around 20. Northwest wind 8 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Tuesday
 
Mostly sunny, with a high near 33. West wind 7 to 9 mph.
Tuesday Night
 
Partly cloudy, with a low around 10. West wind around 6 mph becoming calm after midnight.
Wednesday
 
A chance of snow after 1pm. Mostly cloudy, with a high near 35. Calm wind becoming south 5 to 7 mph in the morning. Chance of precipitation is 30%.
Wednesday Night
 
A chance of snow. Mostly cloudy, with a low around 25. South wind around 6 mph. Chance of precipitation is 50%.
Thursday
 
A chance of rain and snow. Partly sunny, with a high near 43. Southwest wind 6 to 9 mph. Chance of precipitation is 50%.
Thursday Night
 
A chance of rain and snow. Mostly cloudy, with a low around 27. Southwest wind around 6 mph becoming west after midnight. Chance of precipitation is 50%.
Friday
 
A chance of rain and snow. Mostly sunny, with a high near 40. West wind 6 to 8 mph. Chance of precipitation is 30%.

 

Forecast from NOAA-NWS for Stow MA.