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

Dangerous Heat and Possible Flooding

Dangerous heat will persist across the Southwest U.S. through Saturday with daytime highs of 110-115°F. Extreme Heat Warnings remain in effect. Dangerous heat will build across the southern Plains again beginning this weekend. Heavy to excessive rain over the Carolinas Friday may lead to isolated areas of flash flooding. Read More >

Current conditions at

Andover, Aeroflex-Andover Airport (K12N)

Lat: 41.01°NLon: 74.74°WElev: 584ft.

64°F

18°C

Humidity 93%
Wind Speed Calm
Barometer 29.98 in (1014.6 mb)
Dewpoint 62°F (17°C)
Visibility NA
Last update 28 Aug 5:54 am EDT
Extended Forecast for

Sparta NJSimilar City Names

  • Today

    Today: Patchy fog before 8am. Otherwise, partly sunny, with a high near 82. Calm wind.

    High: 82 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 54. Calm wind.

    Low: 54 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 80. Calm wind.

    High: 80 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 58. Calm wind.

    Low: 58 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 82. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 82 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A slight chance of showers before 11pm, then a slight chance of showers and thunderstorms between 11pm and 2am. Mostly cloudy, with a low around 64. Chance of precipitation is 20%.

    Low: 64 °F

    Slight Chance
    T-storms

  • Monday

    Monday: Partly sunny, with a high near 84.

    High: 84 °F

    Partly Sunny

  • Monday Night

    Monday Night: A chance of showers after 2am. Mostly cloudy, with a low around 66. Chance of precipitation is 30%.

    Low: 66 °F

    Mostly Cloudy
    then Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 83. Chance of precipitation is 50%.

    High: 83 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Today
Patchy fog before 8am. Otherwise, partly sunny, with a high near 82. Calm wind.
Tonight
Partly cloudy, with a low around 54. Calm wind.
Saturday
Sunny, with a high near 80. Calm wind.
Saturday Night
Mostly clear, with a low around 58. Calm wind.
Sunday
Mostly sunny, with a high near 82. Calm wind becoming southwest around 5 mph in the afternoon.
Sunday Night
A slight chance of showers before 11pm, then a slight chance of showers and thunderstorms between 11pm and 2am. Mostly cloudy, with a low around 64. Chance of precipitation is 20%.
Monday
Partly sunny, with a high near 84.
Monday Night
A chance of showers after 2am. Mostly cloudy, with a low around 66. Chance of precipitation is 30%.
Tuesday
A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 83. Chance of precipitation is 50%.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Chance of precipitation is 50%.
Wednesday
Showers likely. Mostly cloudy, with a high near 82. Chance of precipitation is 70%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 65. Chance of precipitation is 60%.
Thursday
Partly sunny, with a high near 82.
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ABOUT THIS FORECAST

 
Point Forecast:
Sparta NJSimilar City Names
 41.05°N 74.62°W (Elev. 600 ft)
Last Update:
4:09 am EDT Aug 28, 2026
Forecast Valid:
6am EDT Aug 28, 2026-6pm EDT Sep 3, 2026
 
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Additional Resources

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Chance of Precipitation