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.

Overcast

30°F

-1°C

Humidity 92%
Wind Speed N 3 mph
Barometer 29.76 in (1009.7 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 21 Feb 4:53 am EST
Extended Forecast for

Derry NH

Winter Weather Advisory February 21, 05:43am until February 21, 07:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory February 21, 05:43am until February 21, 07:00am

    NOW until 7:00am Sat

    Winter Weather Advisory

  • Overnight

    Low: 24 °F

    Snow Likely

  • Saturday

    Saturday: A 40 percent chance of snow, mainly before 9am. Mostly cloudy, with a high near 33. Northeast wind around 5 mph becoming calm in the morning.

    High: 33 °F

    Chance Snow
    then Mostly
    Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 16. Calm wind.

    Low: 16 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 34. Calm wind becoming east around 5 mph in the morning.

    High: 34 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Snow, mainly after midnight. Low around 22. Northeast wind 5 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Low: 22 °F

    Chance Snow
    then Snow

  • Monday

    Monday: Snow. High near 29. Chance of precipitation is 80%.

    High: 29 °F

    Snow

  • Monday Night

    Monday Night: A 30 percent chance of snow before 9pm. Mostly cloudy, with a low around 18.

    Low: 18 °F

    Chance Snow
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 32.

    High: 32 °F

    Mostly Sunny

Detailed Forecast

Overnight
Snow likely. Cloudy, with a low around 24. North wind around 5 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of 1 to 3 inches possible.
Saturday
A 40 percent chance of snow, mainly before 9am. Mostly cloudy, with a high near 33. Northeast wind around 5 mph becoming calm in the morning.
Saturday Night
Mostly cloudy, with a low around 16. Calm wind.
Sunday
Mostly cloudy, with a high near 34. Calm wind becoming east around 5 mph in the morning.
Sunday Night
Snow, mainly after midnight. Low around 22. Northeast wind 5 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Monday
Snow. High near 29. Chance of precipitation is 80%.
Monday Night
A 30 percent chance of snow before 9pm. Mostly cloudy, with a low around 18.
Tuesday
Mostly sunny, with a high near 32.
Tuesday Night
Partly cloudy, with a low around 6.
Wednesday
A 30 percent chance of snow after 2pm. Mostly cloudy, with a high near 34.
Wednesday Night
A chance of rain and snow. Mostly cloudy, with a low around 22. Chance of precipitation is 50%.
Thursday
A chance of rain and snow. Mostly cloudy, with a high near 42. Chance of precipitation is 50%.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 24. Chance of precipitation is 40%.
Friday
A 30 percent chance of rain. Partly sunny, with a high near 38.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Derry NH
 42.9°N 71.3°W (Elev. 299 ft)
Last Update:
3:18 am EST Feb 21, 2026
Forecast Valid:
5am EST Feb 21, 2026-6pm EST Feb 27, 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