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

88°F

31°C

Humidity 55%
Wind Speed SE 10 mph
Barometer 30.09 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index93°F (34°C)
Last update 12 Jul 2:56 pm EDT
Extended Forecast for

2 Miles WSW Merrimack NH

  • This Afternoon

    This Afternoon: Scattered showers and thunderstorms, mainly between 4pm and 5pm. Partly sunny, with a high near 84. South wind around 5 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 84 °F

    Scattered
    Showers

  • Tonight

    Tonight: Isolated showers and thunderstorms before 8pm, then isolated showers between 8pm and 10pm. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 63. Southeast wind around 5 mph becoming calm. Chance of precipitation is 20%.

    Low: 63 °F

    Isolated
    T-storms then
    Patchy Fog

  • Sunday

    Sunday: Areas of fog before 11am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 85. Calm wind becoming south around 5 mph in the afternoon.

    High: 85 °F

    Areas Fog
    then Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 1am. Otherwise, increasing clouds, with a low around 65. Southeast wind around 5 mph becoming calm in the evening.

    Low: 65 °F

    Mostly Clear
    then Patchy
    Fog

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 84. Calm wind becoming south around 5 mph.

    High: 84 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 66.

    Low: 66 °F

    Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: Sunny and hot, with a high near 92.

    High: 92 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 68.

    Low: 68 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny and hot, with a high near 94.

    High: 94 °F

    Hot

Detailed Forecast

This Afternoon
Scattered showers and thunderstorms, mainly between 4pm and 5pm. Partly sunny, with a high near 84. South wind around 5 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Isolated showers and thunderstorms before 8pm, then isolated showers between 8pm and 10pm. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 63. Southeast wind around 5 mph becoming calm. Chance of precipitation is 20%.
Sunday
Areas of fog before 11am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 85. Calm wind becoming south around 5 mph in the afternoon.
Sunday Night
Patchy fog after 1am. Otherwise, increasing clouds, with a low around 65. Southeast wind around 5 mph becoming calm in the evening.
Monday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 84. Calm wind becoming south around 5 mph.
Monday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 66.
Tuesday
Sunny and hot, with a high near 92.
Tuesday Night
Mostly clear, with a low around 68.
Wednesday
Mostly sunny and hot, with a high near 94.
Wednesday Night
Partly cloudy, with a low around 71.
Thursday
A 30 percent chance of showers. Mostly sunny and hot, with a high near 91.
Thursday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 71.
Friday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 87.
Friday Night
A chance of thunderstorms. Mostly cloudy, with a low around 68. Chance of precipitation is 30%.
Saturday
A chance of showers. Mostly sunny, with a high near 83.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Merrimack NH
 42.86°N 71.52°W (Elev. 207 ft)
Last Update:
1:34 pm EDT Jul 12, 2025
Forecast Valid:
3pm EDT Jul 12, 2025-6pm EDT Jul 19, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation