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

Hazardous Weather Conditions

Current conditions at

Manchester Airport (KMHT)

Lat: 42.93°NLon: 71.44°WElev: 223ft.

A Few Clouds

8°F

-13°C

Humidity 80%
Wind Speed NW 8 mph
Barometer 30.39 in (1031.0 mb)
Dewpoint 3°F (-16°C)
Visibility 10.00 mi
Wind Chill-4°F (-20°C)
Last update 10 Oct 7:53 am EDT
Extended Forecast for

Merrimack NH

Frost Advisory October 11, 02:00am until October 11, 08:00am
Click here for hazard details and duration
Frost Advisory

  • Today

    Today: Sunny, with a high near 62. Northwest wind around 5 mph.

    High: 62 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 34. Calm wind.

    Low: 34 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 64. Calm wind becoming south around 5 mph in the afternoon.

    High: 64 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Showers. Low around 49. Calm wind. Chance of precipitation is 100%.

    Low: 49 °F

    Showers

  • Columbus Day

    Columbus Day: Partly sunny, with a high near 69. North wind around 5 mph.

    High: 69 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Showers likely, mainly after 2pm. Mostly cloudy, with a high near 63. Chance of precipitation is 60%.

    High: 63 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely, mainly before 1am. Mostly cloudy, with a low around 46. Chance of precipitation is 70%.

    Low: 46 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A 30 percent chance of showers before 11am. Partly sunny, with a high near 60.

    High: 60 °F

    Chance
    Showers then
    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 62. Northwest wind around 5 mph.
Tonight
Partly cloudy, with a low around 34. Calm wind.
Sunday
Mostly cloudy, with a high near 64. Calm wind becoming south around 5 mph in the afternoon.
Sunday Night
Showers. Low around 49. Calm wind. Chance of precipitation is 100%.
Columbus Day
Partly sunny, with a high near 69. North wind around 5 mph.
Monday Night
Partly cloudy, with a low around 48.
Tuesday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 63. Chance of precipitation is 60%.
Tuesday Night
Showers likely, mainly before 1am. Mostly cloudy, with a low around 46. Chance of precipitation is 70%.
Wednesday
A 30 percent chance of showers before 11am. Partly sunny, with a high near 60.
Wednesday Night
Partly cloudy, with a low around 39.
Thursday
Sunny, with a high near 62.
Thursday Night
Partly cloudy, with a low around 40.
Friday
Partly sunny, with a high near 61.
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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:
7:27 am EDT Oct 10, 2026
Forecast Valid:
8am EDT Oct 10, 2026-6pm EDT Oct 16, 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