Hazardous Weather Conditions

Current conditions at

Nashua - Boire Field Airport (KASH)

Lat: 42.78°NLon: 71.51°WElev: 180ft.

Fair

72°F

22°C

Humidity 91%
Wind Speed Calm
Barometer 30.05 in (1017.3 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 16 Jul 1:56 am EDT
Extended Forecast for

4 Miles WNW Westford MA

Heat Advisory July 16, 02:00am until July 17, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 16, 02:00am until July 17, 07:00pm

    NOW until 7:00pm Thu

    Heat Advisory

  • Overnight

    Low: 68 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 92. Heat index values as high as 98. 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 3 to 5 mph.

    Low: 72 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Showers and possibly a thunderstorm before 11am, then a chance of showers and thunderstorms after 11am.  Patchy fog before 11am. High near 88. Heat index values as high as 96. Southwest wind 5 to 7 mph.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 88 °F

    Showers and
    Patchy Fog
    then Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 11pm.  Partly cloudy, with a low around 72. Southwest wind around 6 mph.  Chance of precipitation is 40%.

    Low: 72 °F

    Chance
    Showers then
    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 82. Northwest wind around 7 mph.

    High: 82 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 59. Northwest wind around 5 mph becoming calm  in the evening.

    Low: 59 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 82. Light and variable wind.

    High: 82 °F

    Mostly Sunny

Detailed Forecast

Overnight
Mostly clear, with a low around 68. Calm wind.
Wednesday
Sunny and hot, with a high near 92. Heat index values as high as 98. Calm wind becoming southwest around 5 mph in the afternoon.
Wednesday Night
Increasing clouds, with a low around 72. South wind 3 to 5 mph.
Thursday
Showers and possibly a thunderstorm before 11am, then a chance of showers and thunderstorms after 11am. Patchy fog before 11am. High near 88. Heat index values as high as 96. Southwest wind 5 to 7 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 11pm. Partly cloudy, with a low around 72. Southwest wind around 6 mph. Chance of precipitation is 40%.
Friday
Mostly sunny, with a high near 82. Northwest wind around 7 mph.
Friday Night
Mostly clear, with a low around 59. Northwest wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 82. Light and variable wind.
Saturday Night
Partly cloudy, with a low around 64. Light southwest wind.
Sunday
A chance of showers. Partly sunny, with a high near 81. Southwest wind 3 to 6 mph. Chance of precipitation is 50%.
Sunday Night
A chance of showers. Partly cloudy, with a low around 62. Light and variable wind. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 80. Northeast wind 3 to 5 mph.
Monday Night
Partly cloudy, with a low around 61. Light and variable wind.
Tuesday
Mostly sunny, with a high near 82. Calm wind becoming east around 5 mph in the afternoon.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW Westford MA
 42.62°N 71.49°W (Elev. 305 ft)
1:31 am EDT Jul 16, 2025
2am EDT Jul 16, 2025-6pm EDT Jul 22, 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