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

72°F

22°C

Humidity 55%
Wind Speed Calm
Barometer 29.91 in (1012.6 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 20 Jun 8:56 pm EDT
Extended Forecast for

Amherst NH

  • Tonight

    Tonight: Clear, with a low around 59. West wind around 5 mph becoming calm in the evening.

    Low: 59 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 85. Calm wind becoming west around 5 mph in the afternoon.

    High: 85 °F

    Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers, mainly after 2am. Mostly cloudy, with a low around 66. Calm wind becoming southwest around 5 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 66 °F

    Chance
    Showers

  • Sunday

    Sunday: A 30 percent chance of showers before 7am. Partly sunny and hot, with a high near 91. Heat index values as high as 98. West wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 91 °F

    Chance
    Showers then
    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 72. West wind around 5 mph becoming calm.

    Low: 72 °F

    Partly Cloudy

  • Monday

    Monday: Sunny and hot, with a high near 99.

    High: 99 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 74.

    Low: 74 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 100.

    High: 100 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 72.

    Low: 72 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 59. West wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 85. Calm wind becoming west around 5 mph in the afternoon.
Saturday Night
A 30 percent chance of showers, mainly after 2am. Mostly cloudy, with a low around 66. Calm wind becoming southwest around 5 mph. New precipitation amounts of less than a tenth of an inch possible.
Sunday
A 30 percent chance of showers before 7am. Partly sunny and hot, with a high near 91. Heat index values as high as 98. West wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 72. West wind around 5 mph becoming calm.
Monday
Sunny and hot, with a high near 99.
Monday Night
Mostly clear, with a low around 74.
Tuesday
Sunny and hot, with a high near 100.
Tuesday Night
Mostly clear, with a low around 72.
Wednesday
Mostly sunny, with a high near 88.
Wednesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 62.
Thursday
A 30 percent chance of showers. Partly sunny, with a high near 79.
Thursday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 60.
Friday
A 40 percent chance of showers. Mostly cloudy, with a high near 75.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Amherst NH
 42.87°N 71.61°W (Elev. 276 ft)
Last Update:
7:59 pm EDT Jun 20, 2025
Forecast Valid:
9pm EDT Jun 20, 2025-6pm EDT Jun 27, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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