Current conditions at

Manchester Airport (KMHT)

Lat: 42.93°NLon: 71.44°WElev: 223ft.

Snow Freezing Fog

27°F

-3°C

Humidity 92%
Wind Speed N 7 mph
Barometer 29.98 in (1017.2 mb)
Dewpoint 25°F (-4°C)
Visibility 0.50 mi
Wind Chill19°F (-7°C)
Last update 2 Dec 12:53 pm EST
Extended Forecast for

Merrimack NH

Winter Storm Warning until December 3, 04:00am
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning until December 3, 04:00am

    NOW until 4:00am Wed

    Winter Storm Warning

  • This Afternoon

    High: 31 °F

    Heavy Snow

  • Tonight

    Tonight: Snow, mainly before midnight.  Low around 25. North wind around 5 mph.  Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    Low: 25 °F

    Snow then
    Chance Snow

  • Wednesday

    Wednesday: Mostly sunny, with a high near 38. Northwest wind around 5 mph becoming calm  in the afternoon.

    High: 38 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 21. Calm wind.

    Low: 21 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 38. West wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 38 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 4.

    Low: 4 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 26.

    High: 26 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 12.

    Low: 12 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Snow. The snow could be heavy at times. High near 31. North wind around 5 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 3 to 7 inches possible.
Tonight
Snow, mainly before midnight. Low around 25. North wind around 5 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Wednesday
Mostly sunny, with a high near 38. Northwest wind around 5 mph becoming calm in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 21. Calm wind.
Thursday
Partly sunny, with a high near 38. West wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 4.
Friday
Mostly sunny, with a high near 26.
Friday Night
Mostly cloudy, with a low around 12.
Saturday
Mostly cloudy, with a high near 34.
Saturday Night
Partly cloudy, with a low around 18.
Sunday
Partly sunny, with a high near 34.
Sunday Night
Partly cloudy, with a low around 10.
Monday
Mostly sunny, with a high near 25.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Merrimack NH
 42.86°N 71.49°W (Elev. 118 ft)
12:32 pm EST Dec 2, 2025
1pm EST Dec 2, 2025-6pm EST Dec 8, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database