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Hazardous Weather Conditions

Current conditions at

Nashua - Boire Field Airport (KASH)

Lat: 42.78°NLon: 71.51°WElev: 180ft.

Mostly Cloudy

75°F

24°C

Humidity 90%
Wind Speed Calm
Barometer 30.03 in (1016.7 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 15 Jul 2:56 am EDT
Extended Forecast for

Amherst NH

  • Overnight

    Overnight: Patchy fog. Otherwise, mostly cloudy, with a low around 71. Calm wind.

    Low: 71 °F

    Patchy Fog

  • Tuesday

    Tuesday: Widespread haze after 4pm. Patchy fog before 8am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 89. Calm wind becoming southwest around 5 mph.

    High: 89 °F

    Patchy Fog
    then Haze

  • Tuesday Night

    Tuesday Night: Widespread haze between 7pm and 10pm. Patchy fog after 1am. Otherwise, mostly clear, with a low around 68. Calm wind.

    Low: 68 °F

    Haze then
    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 7am. Otherwise, sunny and hot, with a high near 91. Heat index values as high as 96. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 91 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers after 2am. Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 71. Southwest wind around 5 mph becoming calm.

    Low: 71 °F

    Mostly Cloudy
    then Chance
    Showers and
    Patchy Fog

  • Thursday

    Thursday: Showers likely, with thunderstorms also possible after 11am. Patchy fog before 7am. Otherwise, partly sunny, with a high near 89. Chance of precipitation is 60%.

    High: 89 °F

    Showers
    Likely and
    Patchy Fog

  • Thursday Night

    Thursday Night: Scattered thunderstorms before 8pm. Partly cloudy, with a low around 72. Chance of precipitation is 30%.

    Low: 72 °F

    Scattered
    T-storms then
    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers after 2pm. Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 61.

    Low: 61 °F

    Chance
    Showers then
    Mostly Clear

Detailed Forecast

Overnight
Patchy fog. Otherwise, mostly cloudy, with a low around 71. Calm wind.
Tuesday
Widespread haze after 4pm. Patchy fog before 8am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 89. Calm wind becoming southwest around 5 mph.
Tuesday Night
Widespread haze between 7pm and 10pm. Patchy fog after 1am. Otherwise, mostly clear, with a low around 68. Calm wind.
Wednesday
Patchy fog before 7am. Otherwise, sunny and hot, with a high near 91. Heat index values as high as 96. Calm wind becoming southwest around 5 mph in the afternoon.
Wednesday Night
A 30 percent chance of showers after 2am. Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 71. Southwest wind around 5 mph becoming calm.
Thursday
Showers likely, with thunderstorms also possible after 11am. Patchy fog before 7am. Otherwise, partly sunny, with a high near 89. Chance of precipitation is 60%.
Thursday Night
Scattered thunderstorms before 8pm. Partly cloudy, with a low around 72. Chance of precipitation is 30%.
Friday
A 30 percent chance of showers after 2pm. Mostly sunny, with a high near 84.
Friday Night
A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 61.
Saturday
Mostly sunny, with a high near 83.
Saturday Night
Partly cloudy, with a low around 63.
Sunday
A 40 percent chance of showers. Partly sunny, with a high near 81.
Sunday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 63.
Monday
Mostly sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Amherst NH
 42.85°N 71.64°W (Elev. 348 ft)
Last Update:
1:30 am EDT Jul 15, 2025
Forecast Valid:
3am EDT Jul 15, 2025-6pm EDT Jul 21, 2025
 
Forecast Discussion
 
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Additional Resources

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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