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.

Fair

74°F

23°C

Humidity 85%
Wind Speed Calm
Barometer 30.03 in (1017.6 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 16 Jul 1:53 am EDT
Extended Forecast for

Derry NH

Heat Advisory July 16, 02:00am until July 16, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 16, 02:00am until July 16, 08:00pm

    NOW until 8:00pm Wed

    Heat Advisory

  • Overnight

    Low: 67 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 92. Heat index values as high as 97. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 92 °F

    Hot

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 72. South wind around 5 mph.

    Low: 72 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Scattered showers and thunderstorms after 9am. Partly sunny, with a high near 88. Heat index values as high as 96. Southwest wind around 5 mph. Chance of precipitation is 40%.

    High: 88 °F

    Scattered
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers before 9pm. Partly cloudy, with a low around 71. Southwest wind around 5 mph.

    Low: 71 °F

    Chance
    Showers then
    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

Detailed Forecast

Overnight
Mostly clear, with a low around 67. Calm wind.
Wednesday
Sunny and hot, with a high near 92. Heat index values as high as 97. Calm wind becoming southwest around 5 mph in the afternoon.
Wednesday Night
Increasing clouds, with a low around 72. South wind around 5 mph.
Thursday
Scattered showers and thunderstorms after 9am. Partly sunny, with a high near 88. Heat index values as high as 96. Southwest wind around 5 mph. Chance of precipitation is 40%.
Thursday Night
A 30 percent chance of showers before 9pm. Partly cloudy, with a low around 71. Southwest wind around 5 mph.
Friday
Mostly sunny, with a high near 81.
Friday Night
Mostly clear, with a low around 58.
Saturday
Mostly sunny, with a high near 82.
Saturday Night
A 30 percent chance of showers after 2am. Partly cloudy, with a low around 62.
Sunday
A 50 percent chance of showers. Partly sunny, with a high near 80.
Sunday Night
Partly cloudy, with a low around 61.
Monday
Mostly sunny, with a high near 79.
Monday Night
Partly cloudy, with a low around 59.
Tuesday
Mostly sunny, with a high near 80.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Derry NH
 42.92°N 71.3°W (Elev. 397 ft)
Last Update:
1:36 am EDT Jul 16, 2025
Forecast Valid:
2am EDT Jul 16, 2025-6pm EDT Jul 22, 2025
 
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