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.

Overcast

35°F

2°C

Humidity 76%
Wind Speed Calm
Barometer 29.98 in (1015.4 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 20 Feb 9:56 am EST
Extended Forecast for

Amherst NH

Winter Storm Warning February 20, 12:00pm until February 21, 07:00am
Click here for hazard details and duration
Winter Storm Warning

  • Today

    Today: Snow, mainly after 2pm. High near 36. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 90%. Total daytime snow accumulation of 1 to 3 inches possible.

    High: 36 °F

    Slight Chance
    Snow then
    Snow

  • Tonight

    Tonight: Snow, possibly mixed with sleet, becoming all snow after 8pm. Low around 24. East wind around 5 mph becoming calm. Chance of precipitation is 100%. New snow and sleet accumulation of 3 to 5 inches possible.

    Low: 24 °F

    Snow/Sleet
    then Snow
    Likely

  • Saturday

    Saturday: A 30 percent chance of snow, mainly after 5pm. Mostly cloudy, with a high near 34. Calm wind.

    High: 34 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A 30 percent chance of snow before 7pm. Partly cloudy, with a low around 17. Calm wind.

    Low: 17 °F

    Chance Snow
    then Partly
    Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 36. Calm wind becoming east around 5 mph in the afternoon.

    High: 36 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: A 40 percent chance of snow after 7pm. Cloudy, with a low around 24.

    Low: 24 °F

    Chance Snow

  • Monday

    Monday: A 30 percent chance of snow before 9am. Cloudy, with a high near 33.

    High: 33 °F

    Chance Snow
    then Mostly
    Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 19.

    Low: 19 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 35.

    High: 35 °F

    Mostly Sunny

Detailed Forecast

Today
Snow, mainly after 2pm. High near 36. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 90%. Total daytime snow accumulation of 1 to 3 inches possible.
Tonight
Snow, possibly mixed with sleet, becoming all snow after 8pm. Low around 24. East wind around 5 mph becoming calm. Chance of precipitation is 100%. New snow and sleet accumulation of 3 to 5 inches possible.
Saturday
A 30 percent chance of snow, mainly after 5pm. Mostly cloudy, with a high near 34. Calm wind.
Saturday Night
A 30 percent chance of snow before 7pm. Partly cloudy, with a low around 17. Calm wind.
Sunday
Mostly cloudy, with a high near 36. Calm wind becoming east around 5 mph in the afternoon.
Sunday Night
A 40 percent chance of snow after 7pm. Cloudy, with a low around 24.
Monday
A 30 percent chance of snow before 9am. Cloudy, with a high near 33.
Monday Night
Mostly cloudy, with a low around 19.
Tuesday
Mostly sunny, with a high near 35.
Tuesday Night
Partly cloudy, with a low around 11.
Wednesday
A 40 percent chance of snow. Mostly cloudy, with a high near 37.
Wednesday Night
Rain and snow likely. Mostly cloudy, with a low around 28. Chance of precipitation is 60%.
Thursday
A chance of rain and snow. Mostly cloudy, with a high near 43. Chance of precipitation is 30%.
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:
6:21 am EST Feb 20, 2026
Forecast Valid:
10am EST Feb 20, 2026-6pm EST Feb 26, 2026
 
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