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

Nashua - Boire Field Airport (KASH)

Lat: 42.78°NLon: 71.51°WElev: 180ft.

Fair

31°F

-1°C

Humidity 29%
Wind Speed NW 12 G 17 mph
Barometer 30.36 in (1028.2 mb)
Dewpoint 2°F (-17°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 18 Mar 12:56 pm EDT
Extended Forecast for

Amherst NH

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 38. Northwest wind 5 to 10 mph.

    High: 38 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 23. Calm wind becoming south around 5 mph.

    Low: 23 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 43. South wind 5 to 10 mph.

    High: 43 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 28. South wind around 5 mph becoming calm in the evening.

    Low: 28 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 53. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 53 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 40 percent chance of rain after 10pm. Mostly cloudy, with a low around 33.

    Low: 33 °F

    Chance Rain

  • Saturday

    Saturday: A 50 percent chance of rain. Mostly cloudy, with a high near 48.

    High: 48 °F

    Chance Rain

  • Saturday Night

    Saturday Night: A chance of rain after 1am, mixing with snow after 2am. Mostly cloudy, with a low around 33. Chance of precipitation is 30%.

    Low: 33 °F

    Mostly Cloudy
    then Chance
    Rain/Snow

  • Sunday

    Sunday: A chance of rain and snow before 8am, then a chance of rain. Mostly cloudy, with a high near 54. Chance of precipitation is 40%.

    High: 54 °F

    Chance
    Rain/Snow
    then Chance
    Rain

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 38. Northwest wind 5 to 10 mph.
Tonight
Partly cloudy, with a low around 23. Calm wind becoming south around 5 mph.
Thursday
Mostly sunny, with a high near 43. South wind 5 to 10 mph.
Thursday Night
Mostly cloudy, with a low around 28. South wind around 5 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 53. Calm wind becoming southwest around 5 mph in the afternoon.
Friday Night
A 40 percent chance of rain after 10pm. Mostly cloudy, with a low around 33.
Saturday
A 50 percent chance of rain. Mostly cloudy, with a high near 48.
Saturday Night
A chance of rain after 1am, mixing with snow after 2am. Mostly cloudy, with a low around 33. Chance of precipitation is 30%.
Sunday
A chance of rain and snow before 8am, then a chance of rain. Mostly cloudy, with a high near 54. Chance of precipitation is 40%.
Sunday Night
A 30 percent chance of rain before 10pm. Partly cloudy, with a low around 30.
Monday
Sunny, with a high near 45.
Monday Night
Clear, with a low around 23.
Tuesday
Mostly sunny, with a high near 45.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Amherst NH
 42.87°N 71.61°W (Elev. 276 ft)
Last Update:
12:57 pm EDT Mar 18, 2026
Forecast Valid:
1pm EDT Mar 18, 2026-6pm EDT Mar 24, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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