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.

Overcast

31°F

-1°C

Humidity 96%
Wind Speed Calm
Barometer 29.75 in (1007.3 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 14 Mar 2:56 am EDT
Extended Forecast for

Amherst NH

  • Overnight

    Overnight: A 30 percent chance of snow. Mostly cloudy, with a low around 31. South wind around 5 mph becoming calm.

    Low: 31 °F

    Chance Snow

  • Saturday

    Saturday: Mostly sunny, with a high near 45. Breezy, with a west wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 35 mph.

    High: 45 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 25. Breezy, with a west wind 15 to 20 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 30 mph.

    Low: 25 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Sunday

    Sunday: Sunny through mid morning, then becoming mostly cloudy, with a high near 45. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 45 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Rain likely, mainly after 5am. Mostly cloudy, with a low around 30. Southeast wind around 5 mph. Chance of precipitation is 60%.

    Low: 30 °F

    Mostly Cloudy
    then Rain
    Likely

  • Monday

    Monday: Rain. High near 61. Chance of precipitation is 100%.

    High: 61 °F

    Rain

  • Monday Night

    Monday Night: Rain. Low around 37. Chance of precipitation is 100%.

    Low: 37 °F

    Rain

  • Tuesday

    Tuesday: Rain likely before 8am. Partly sunny, with a high near 48. Chance of precipitation is 60%.

    High: 48 °F

    Rain Likely
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 18.

    Low: 18 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 30 percent chance of snow. Mostly cloudy, with a low around 31. South wind around 5 mph becoming calm.
Saturday
Mostly sunny, with a high near 45. Breezy, with a west wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 35 mph.
Saturday Night
Mostly clear, with a low around 25. Breezy, with a west wind 15 to 20 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 30 mph.
Sunday
Sunny through mid morning, then becoming mostly cloudy, with a high near 45. Calm wind becoming southeast around 5 mph in the afternoon.
Sunday Night
Rain likely, mainly after 5am. Mostly cloudy, with a low around 30. Southeast wind around 5 mph. Chance of precipitation is 60%.
Monday
Rain. High near 61. Chance of precipitation is 100%.
Monday Night
Rain. Low around 37. Chance of precipitation is 100%.
Tuesday
Rain likely before 8am. Partly sunny, with a high near 48. Chance of precipitation is 60%.
Tuesday Night
Partly cloudy, with a low around 18.
Wednesday
Sunny, with a high near 39.
Wednesday Night
Mostly cloudy, with a low around 24.
Thursday
Partly sunny, with a high near 45.
Thursday Night
Partly cloudy, with a low around 28.
Friday
Mostly sunny, with a high near 49.
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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:
2:06 am EDT Mar 14, 2026
Forecast Valid:
3am EDT Mar 14, 2026-6pm EDT Mar 20, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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