National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Nashua - Boire Field Airport (KASH)

Lat: 42.78°NLon: 71.51°WElev: 180ft.

Fair

74°F

23°C

Humidity 74%
Wind Speed Calm
Barometer 30.11 in (1019.3 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 5 Aug 11:56 pm EDT
Extended Forecast for

Pepperell MA

Heat Advisory August 6, 11:00am until August 7, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Overnight

    Overnight: Partly cloudy, with a low around 67. Light southwest wind.

    Low: 67 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 89. Heat index values as high as 95. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 89 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 72. Light southwest wind.

    Low: 72 °F

    Mostly Clear

  • Friday

    Friday: Scattered showers and thunderstorms, mainly after 3pm. Increasing clouds and hot, with a high near 91. Heat index values as high as 95. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 30%.

    High: 91 °F

    Sunny then
    Scattered
    T-storms

  • Friday Night

    Friday Night: Scattered showers and thunderstorms, mainly between 2am and 3am. Mostly cloudy, with a low around 72. Light southwest wind. Chance of precipitation is 30%.

    Low: 72 °F

    Scattered
    T-storms

  • Saturday

    Saturday: A chance of showers and thunderstorms, mainly after 3pm. Mostly sunny, with a high near 88. Calm wind becoming west 5 to 8 mph in the afternoon. Chance of precipitation is 30%.

    High: 88 °F

    Mostly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 9pm. Partly cloudy, with a low around 68. Light southwest wind. Chance of precipitation is 30%.

    Low: 68 °F

    Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 87. Light west wind increasing to 5 to 9 mph in the morning. Winds could gust as high as 20 mph.

    High: 87 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 63. Light west wind.

    Low: 63 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 67. Light southwest wind.
Thursday
Mostly sunny, with a high near 89. Heat index values as high as 95. Calm wind becoming southwest around 6 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 72. Light southwest wind.
Friday
Scattered showers and thunderstorms, mainly after 3pm. Increasing clouds and hot, with a high near 91. Heat index values as high as 95. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 30%.
Friday Night
Scattered showers and thunderstorms, mainly between 2am and 3am. Mostly cloudy, with a low around 72. Light southwest wind. Chance of precipitation is 30%.
Saturday
A chance of showers and thunderstorms, mainly after 3pm. Mostly sunny, with a high near 88. Calm wind becoming west 5 to 8 mph in the afternoon. Chance of precipitation is 30%.
Saturday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 9pm. Partly cloudy, with a low around 68. Light southwest wind. Chance of precipitation is 30%.
Sunday
Sunny, with a high near 87. Light west wind increasing to 5 to 9 mph in the morning. Winds could gust as high as 20 mph.
Sunday Night
Mostly clear, with a low around 63. Light west wind.
Monday
Sunny, with a high near 87. Light west wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Monday Night
A chance of showers. Partly cloudy, with a low around 65. Light west wind. Chance of precipitation is 30%.
Tuesday
A chance of showers. Partly sunny, with a high near 85. Calm wind becoming west 5 to 7 mph in the morning. Chance of precipitation is 40%.
Tuesday Night
A chance of showers. Partly cloudy, with a low around 61. Light west wind. Chance of precipitation is 30%.
Wednesday
Mostly sunny, with a high near 83. Calm wind becoming west around 6 mph in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Pepperell MA
 42.67°N 71.59°W (Elev. 299 ft)
Last Update:
6:25 pm EDT Aug 5, 2026
Forecast Valid:
12am EDT Aug 6, 2026-6pm EDT Aug 12, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation