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

Hazardous Weather Conditions

Current conditions at

Nashua - Boire Field Airport (KASH)

Lat: 42.78°NLon: 71.51°WElev: 180ft.

Mostly Cloudy

29°C

84°F

Humidity 58%
Wind Speed S 17 km/h
Barometer 30.04 in
Dewpoint 20°C (68°F)
Visibility 16 km
Heat Index31°C (87°F)
Last update 13 Jul 4:56 pm EDT
Extended Forecast for

Windham NH

  • Tonight

    Tonight: Increasing clouds, with a low around 19. South wind 5 to 10 km/h.

    Low: 19 °C

    Increasing
    Clouds

  • Monday

    Monday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm. Partly sunny, with a high near 30. South wind 5 to 10 km/h. Chance of precipitation is 60%. New rainfall amounts of less than 1 mm, except higher amounts possible in thunderstorms.

    High: 30 °C

    Mostly Cloudy
    then Showers
    Likely

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 8pm, then a slight chance of showers. Mostly cloudy, with a low around 21. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than 1 mm, except higher amounts possible in thunderstorms.

    Low: 21 °C

    Chance
    T-storms then
    Slight Chance
    Showers

  • Tuesday

    Tuesday: Mostly sunny and hot, with a high near 32. Calm wind.

    High: 32 °C

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 21. Calm wind.

    Low: 21 °C

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 33.

    High: 33 °C

    Hot

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 22.

    Low: 22 °C

    Partly Cloudy

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms after 2pm. Partly sunny and hot, with a high near 33.

    High: 33 °C

    Partly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 22.

    Low: 22 °C

    Chance
    Showers then
    Partly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 19. South wind 5 to 10 km/h.
Monday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm. Partly sunny, with a high near 30. South wind 5 to 10 km/h. Chance of precipitation is 60%. New rainfall amounts of less than 1 mm, except higher amounts possible in thunderstorms.
Monday Night
A chance of showers and thunderstorms before 8pm, then a slight chance of showers. Mostly cloudy, with a low around 21. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than 1 mm, except higher amounts possible in thunderstorms.
Tuesday
Mostly sunny and hot, with a high near 32. Calm wind.
Tuesday Night
Mostly clear, with a low around 21. Calm wind.
Wednesday
Sunny and hot, with a high near 33.
Wednesday Night
Partly cloudy, with a low around 22.
Thursday
A 30 percent chance of showers and thunderstorms after 2pm. Partly sunny and hot, with a high near 33.
Thursday Night
A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 22.
Friday
A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 32.
Friday Night
A 30 percent chance of showers. Partly cloudy, with a low around 20.
Saturday
A 30 percent chance of showers. Partly sunny, with a high near 28.
Saturday Night
A 30 percent chance of showers. Partly cloudy, with a low around 18.
Sunday
Partly sunny, with a high near 28.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Windham NH
 42.79°N 71.3°W (Elev. 194 m)
Last Update:
1:45 pm EDT Jul 13, 2025
Forecast Valid:
5pm EDT Jul 13, 2025-6pm EDT Jul 20, 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