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

77°F

25°C

Humidity 82%
Wind Speed Vrbl 5 mph
Barometer 30.05 in
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 14 Jul 8:56 pm EDT
Extended Forecast for

Nashua / Boire Field NH

Heat Advisory July 15, 11:00am until July 15, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Tonight

    Tonight: A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 3am. Patchy fog after 3am. Otherwise, cloudy, with a low around 71. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 71 °F

    Chance
    Showers and
    Patchy Fog

  • Tuesday

    Tuesday: A 20 percent chance of showers after 2pm. Patchy fog before 8am. Otherwise, mostly cloudy, then gradually becoming sunny and hot, with a high near 90. Heat index values as high as 96. Calm wind.

    High: 90 °F

    Patchy Fog
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Patchy fog after 2am. Otherwise, mostly clear, with a low around 68. Calm wind.

    Low: 68 °F

    Mostly Clear
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 7am. Otherwise, mostly sunny and hot, with a high near 93. Heat index values as high as 98. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 93 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 72. South wind around 5 mph becoming calm in the evening.

    Low: 72 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Thursday

    Thursday: A chance of showers and thunderstorms before 8am, then a chance of showers between 8am and 11am, then a chance of showers and thunderstorms after 11am. Patchy fog before 7am. Otherwise, partly sunny and hot, with a high near 90. Chance of precipitation is 50%.

    High: 90 °F

    Chance
    Showers and
    Patchy Fog
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: Scattered thunderstorms before 8pm. Patchy fog before 4am, then patchy fog after 5am. Otherwise, partly cloudy, with a low around 73. Chance of precipitation is 30%.

    Low: 73 °F

    Scattered
    T-storms then
    Patchy Fog

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after 2pm. Patchy fog before 7am. Otherwise, mostly sunny, with a high near 89.

    High: 89 °F

    Patchy Fog
    then Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 65.

    Low: 65 °F

    Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Tonight
A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 3am. Patchy fog after 3am. Otherwise, cloudy, with a low around 71. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
A 20 percent chance of showers after 2pm. Patchy fog before 8am. Otherwise, mostly cloudy, then gradually becoming sunny and hot, with a high near 90. Heat index values as high as 96. Calm wind.
Tuesday Night
Patchy fog after 2am. Otherwise, mostly clear, with a low around 68. Calm wind.
Wednesday
Patchy fog before 7am. Otherwise, mostly sunny and hot, with a high near 93. Heat index values as high as 98. Calm wind becoming southwest around 5 mph in the afternoon.
Wednesday Night
Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 72. South wind around 5 mph becoming calm in the evening.
Thursday
A chance of showers and thunderstorms before 8am, then a chance of showers between 8am and 11am, then a chance of showers and thunderstorms after 11am. Patchy fog before 7am. Otherwise, partly sunny and hot, with a high near 90. Chance of precipitation is 50%.
Thursday Night
Scattered thunderstorms before 8pm. Patchy fog before 4am, then patchy fog after 5am. Otherwise, partly cloudy, with a low around 73. Chance of precipitation is 30%.
Friday
A 30 percent chance of showers and thunderstorms after 2pm. Patchy fog before 7am. Otherwise, mostly sunny, with a high near 89.
Friday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 65.
Saturday
Mostly sunny, with a high near 84.
Saturday Night
Partly cloudy, with a low around 64.
Sunday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 82.
Sunday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65.
Monday
Mostly sunny, with a high near 83.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Nashua / Boire Field NH
 42.77°N 71.51°W (Elev. 213 ft)
Last Update:
7:55 pm EDT Jul 14, 2025
Forecast Valid:
9pm EDT Jul 14, 2025-6pm EDT Jul 21, 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