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.

Mostly Cloudy

94°F

34°C

Humidity 32%
Wind Speed W 12 mph
Barometer 29.84 in (1011.4 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Heat Index94°F (34°C)
Last update 19 May 3:53 pm EDT
Extended Forecast for

New Boston NH

Heat Advisory until May 19, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until May 19, 08:00pm

    NOW until 8:00pm Tue

    Heat Advisory

  • This Afternoon

    High: 92 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 68. Southwest wind around 5 mph. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    Chance
    T-storms then
    Mostly Clear

  • Wednesday

    Wednesday: A slight chance of showers between noon and 1pm, then a slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 87. West wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    High: 87 °F

    Sunny then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 48. Northwest wind around 5 mph.

    Low: 48 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 64. Northwest wind 5 to 10 mph.

    High: 64 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 44.

    Low: 44 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
A 40 percent chance of showers and thunderstorms. Partly sunny and hot, with a high near 92. West wind around 10 mph, with gusts as high as 25 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 68. Southwest wind around 5 mph. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
A slight chance of showers between noon and 1pm, then a slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 87. West wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Wednesday Night
Mostly cloudy, with a low around 48. Northwest wind around 5 mph.
Thursday
Partly sunny, with a high near 64. Northwest wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 41.
Friday
Mostly sunny, with a high near 69.
Friday Night
Mostly cloudy, with a low around 44.
Saturday
A 40 percent chance of showers after 8am. Mostly cloudy, with a high near 61.
Saturday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 42.
Sunday
A 50 percent chance of showers. Mostly cloudy, with a high near 59.
Sunday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 43.
Memorial Day
A 30 percent chance of showers. Mostly cloudy, with a high near 66.
Monday Night
Mostly cloudy, with a low around 47.
Tuesday
Partly sunny, with a high near 71.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
New Boston NH
 42.99°N 71.67°W (Elev. 397 ft)
Last Update:
2:31 pm EDT May 19, 2026
Forecast Valid:
4pm EDT May 19, 2026-6pm EDT May 26, 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