National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Andover, Aeroflex-Andover Airport (K12N)

Lat: 41.01°NLon: 74.74°WElev: 584ft.

38°F

3°C

Humidity 48%
Wind Speed Vrbl 3 mph
Barometer 30.44 in (1031.6 mb)
Dewpoint 20°F (-7°C)
Visibility NA
Last update 15 Mar 9:54 am EDT
Extended Forecast for

Blairstown NJ

  • Today

    Today: Partly sunny, with a high near 49. Light east wind becoming southeast 5 to 10 mph in the afternoon.

    High: 49 °F

    Partly Sunny

  • Tonight

    Tonight: A chance of rain before 2am, then rain and possibly a thunderstorm between 2am and 5am, then rain after 5am. Low around 38. Southeast wind around 5 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 38 °F

    Slight Chance
    Rain then
    Rain

  • Monday

    Monday: Rain likely before 8am, then showers between 8am and 11am, then showers and possibly a thunderstorm after 11am. Some of the storms could be severe. High near 65. South wind 5 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 65 °F

    Severe
    Thunderstorms

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm. Some of the storms could be severe. Low around 27. South wind 10 to 15 mph becoming west after midnight. Winds could gust as high as 35 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 27 °F

    Severe
    Thunderstorms
    then Showers

  • Tuesday

    Tuesday: A chance of showers before 8am. Partly sunny, with a high near 38. West wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 38 °F

    Chance
    Showers then
    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 19.

    Low: 19 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 39.

    High: 39 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 49.

    High: 49 °F

    Partly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 49. Light east wind becoming southeast 5 to 10 mph in the afternoon.
Tonight
A chance of rain before 2am, then rain and possibly a thunderstorm between 2am and 5am, then rain after 5am. Low around 38. Southeast wind around 5 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
Rain likely before 8am, then showers between 8am and 11am, then showers and possibly a thunderstorm after 11am. Some of the storms could be severe. High near 65. South wind 5 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
Showers and possibly a thunderstorm. Some of the storms could be severe. Low around 27. South wind 10 to 15 mph becoming west after midnight. Winds could gust as high as 35 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Tuesday
A chance of showers before 8am. Partly sunny, with a high near 38. West wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Partly cloudy, with a low around 19.
Wednesday
Mostly sunny, with a high near 39.
Wednesday Night
Mostly cloudy, with a low around 24.
Thursday
Partly sunny, with a high near 49.
Thursday Night
Mostly cloudy, with a low around 30.
Friday
Partly sunny, with a high near 53.
Friday Night
A chance of rain. Mostly cloudy, with a low around 33. Chance of precipitation is 50%.
Saturday
A chance of rain. Partly sunny, with a high near 51. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Blairstown NJ
 40.98°N 74.99°W (Elev. 384 ft)
Last Update:
4:11 am EDT Mar 15, 2026
Forecast Valid:
10am EDT Mar 15, 2026-6pm EDT Mar 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation