Current conditions at

Nashua - Boire Field Airport (KASH)

Lat: 42.78°NLon: 71.51°WElev: 180ft.

Overcast

69°F

21°C

Humidity 96%
Wind Speed Calm
Barometer 29.82 in (1009.7 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 19 Jun 5:56 am EDT
Extended Forecast for

Windham NH

Heat Advisory June 19, 12:00pm until June 19, 07:00pm
Click here for hazard details and duration
Heat Advisory
  • Juneteenth

    Juneteenth: Areas of fog before 10am.  Otherwise, partly sunny and hot, with a high near 90. Heat index values as high as 95. Light south wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 90 °F

    Areas Fog
    then Mostly
    Sunny

  • Tonight

    Tonight: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and midnight.  Partly cloudy, with a low around 66. Southwest wind around 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Chance
    Showers then
    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 82. Breezy, with a west wind 15 to 20 mph, with gusts as high as 35 mph.

    High: 82 °F

    Sunny and
    Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 62. West wind 5 to 10 mph.

    Low: 62 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 85. West wind around 5 mph.

    High: 85 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 40 percent chance of showers after 1am.  Mostly cloudy, with a low around 66.

    Low: 66 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: Partly sunny, with a high near 87.

    High: 87 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 68.

    Low: 68 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny and hot, with a high near 93.

    High: 93 °F

    Hot

Detailed Forecast

Juneteenth
Areas of fog before 10am. Otherwise, partly sunny and hot, with a high near 90. Heat index values as high as 95. Light south wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Tonight
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and midnight. Partly cloudy, with a low around 66. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Sunny, with a high near 82. Breezy, with a west wind 15 to 20 mph, with gusts as high as 35 mph.
Friday Night
Mostly clear, with a low around 62. West wind 5 to 10 mph.
Saturday
Mostly sunny, with a high near 85. West wind around 5 mph.
Saturday Night
A 40 percent chance of showers after 1am. Mostly cloudy, with a low around 66.
Sunday
Partly sunny, with a high near 87.
Sunday Night
Partly cloudy, with a low around 68.
Monday
Mostly sunny and hot, with a high near 93.
Monday Night
Mostly clear, with a low around 72.
Tuesday
Sunny and hot, with a high near 97.
Tuesday Night
Partly cloudy, with a low around 74.
Wednesday
A 30 percent chance of showers. Mostly sunny and hot, with a high near 92.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Windham NH
 42.79°N 71.3°W (Elev. 194 ft)
6:20 am EDT Jun 19, 2025
6am EDT Jun 19, 2025-6pm EDT Jun 25, 2025
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database