National Weather Service Forecast for: Amherst MA
Issued by: National Weather Service Norton, MA
Updated: 6:06 am EDT Jul 25, 2025
 
Today

Today: Scattered showers and thunderstorms, mainly after noon. Some of the storms could be severe. Increasing clouds and hot, with a high near 93. Heat index values as high as 99. South wind 5 to 10 mph becoming west in the afternoon. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Severe
T-Storms

 Tonight

Tonight: Partly cloudy, with a low around 65. North wind around 6 mph.
Partly Cloudy

 Saturday

Saturday: Mostly sunny, with a high near 88. North wind around 6 mph becoming calm in the afternoon.
Mostly Sunny

 Saturday
Night
Saturday Night: Mostly cloudy, with a low around 64. Light south wind.
Mostly Cloudy

 Sunday

Sunday: A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 82. Calm wind becoming south 5 to 8 mph in the morning. Chance of precipitation is 30%.
Chance
Showers then
Chance
T-storms
 Sunday
Night
Sunday Night: A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 10pm. Mostly cloudy, with a low around 66. South wind around 6 mph becoming calm in the evening. Chance of precipitation is 20%.
Slight Chance
T-storms then
Mostly Cloudy
 Monday

Monday: Mostly sunny and hot, with a high near 93. Calm wind becoming southwest around 6 mph in the afternoon.
Hot

 Monday
Night
Monday Night: Partly cloudy, with a low around 69. South wind 3 to 5 mph.
Partly Cloudy

 Tuesday

Tuesday: A chance of showers after 3pm. Mostly sunny and hot, with a high near 94. Calm wind becoming west 5 to 8 mph in the morning. Chance of precipitation is 30%.
Mostly Sunny
then Chance
Showers
Hi 93 °F Lo 65 °F Hi 88 °F Lo 64 °F Hi 82 °F Lo 66 °F Hi 93 °F Lo 69 °F Hi 94 °F

Heat Advisory
 

Today
 
 Scattered showers and thunderstorms, mainly after noon. Some of the storms could be severe. Increasing clouds and hot, with a high near 93. Heat index values as high as 99. South wind 5 to 10 mph becoming west in the afternoon. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
 
 Partly cloudy, with a low around 65. North wind around 6 mph.
Saturday
 
 Mostly sunny, with a high near 88. North wind around 6 mph becoming calm in the afternoon.
Saturday Night
 
 Mostly cloudy, with a low around 64. Light south wind.
Sunday
 
 A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 82. Calm wind becoming south 5 to 8 mph in the morning. Chance of precipitation is 30%.
Sunday Night
 
 A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 10pm. Mostly cloudy, with a low around 66. South wind around 6 mph becoming calm in the evening. Chance of precipitation is 20%.
Monday
 
 Mostly sunny and hot, with a high near 93. Calm wind becoming southwest around 6 mph in the afternoon.
Monday Night
 
 Partly cloudy, with a low around 69. South wind 3 to 5 mph.
Tuesday
 
 A chance of showers after 3pm. Mostly sunny and hot, with a high near 94. Calm wind becoming west 5 to 8 mph in the morning. Chance of precipitation is 30%.
Tuesday Night
 
 A chance of showers before 9pm. Partly cloudy, with a low around 68. Northwest wind 3 to 5 mph. Chance of precipitation is 30%.
Wednesday
 
 Mostly sunny and hot, with a high near 90. West wind 5 to 8 mph.
Wednesday Night
 
 Partly cloudy, with a low around 63. Northwest wind 3 to 5 mph.
Thursday
 
 Mostly sunny, with a high near 80. Northwest wind 3 to 7 mph.

 

Forecast from NOAA-NWS for Amherst MA.