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

Manchester Airport (KMHT)

Lat: 42.93°NLon: 71.44°WElev: 223ft.

Fog/Mist

42°F

6°C

Humidity 89%
Wind Speed Calm
Barometer 29.79 in (1010.4 mb)
Dewpoint 39°F (4°C)
Visibility 6.00 mi
Last update 5 Apr 11:53 am EDT
Extended Forecast for

Merrimack NH

  • This Afternoon

    This Afternoon: Showers. Patchy fog. High near 59. Southwest wind around 5 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    High: 59 °F

    Showers and
    Patchy Fog

  • Tonight

    Tonight: A 30 percent chance of showers before 7pm. Cloudy during the early evening, then gradual clearing, with a low around 34. West wind around 5 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 34 °F

    Chance
    Showers then
    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 50. West wind around 10 mph, with gusts as high as 20 mph.

    High: 50 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 30 percent chance of snow showers after 3am. Partly cloudy, with a low around 29. West wind around 5 mph becoming calm in the evening.

    Low: 29 °F

    Partly Cloudy
    then Chance
    Snow Showers

  • Tuesday

    Tuesday: A chance of rain and snow showers before 11am, then a chance of rain showers between 11am and 3pm, then a chance of rain and snow showers after 3pm. Mostly cloudy, with a high near 46. Light west wind becoming northwest 5 to 10 mph in the morning. Chance of precipitation is 50%.

    High: 46 °F

    Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: A 30 percent chance of snow showers before 7pm. Mostly clear, with a low around 23.

    Low: 23 °F

    Chance Snow
    Showers then
    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 50.

    High: 50 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 28.

    Low: 28 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Showers. Patchy fog. High near 59. Southwest wind around 5 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
A 30 percent chance of showers before 7pm. Cloudy during the early evening, then gradual clearing, with a low around 34. West wind around 5 mph. New precipitation amounts of less than a tenth of an inch possible.
Monday
Mostly sunny, with a high near 50. West wind around 10 mph, with gusts as high as 20 mph.
Monday Night
A 30 percent chance of snow showers after 3am. Partly cloudy, with a low around 29. West wind around 5 mph becoming calm in the evening.
Tuesday
A chance of rain and snow showers before 11am, then a chance of rain showers between 11am and 3pm, then a chance of rain and snow showers after 3pm. Mostly cloudy, with a high near 46. Light west wind becoming northwest 5 to 10 mph in the morning. Chance of precipitation is 50%.
Tuesday Night
A 30 percent chance of snow showers before 7pm. Mostly clear, with a low around 23.
Wednesday
Sunny, with a high near 50.
Wednesday Night
Mostly clear, with a low around 28.
Thursday
Mostly sunny, with a high near 60.
Thursday Night
Partly cloudy, with a low around 38.
Friday
Mostly sunny, with a high near 66.
Friday Night
Partly cloudy, with a low around 39.
Saturday
Mostly sunny, with a high near 65.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Merrimack NH
 42.86°N 71.49°W (Elev. 118 ft)
Last Update:
6:27 am EDT Apr 5, 2026
Forecast Valid:
12pm EDT Apr 5, 2026-6pm EDT Apr 11, 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