
Multiple rounds of storms through Friday
A briefing on the multiple rounds of storms through Friday, September 4. Read More >
Current conditions at
Andover, Aeroflex-Andover Airport (K12N)
Lat: 41.01°NLon: 74.74°WElev: 584ft.82°F
28°C
| Humidity | 72% |
| Wind Speed | Calm |
| Barometer | 29.90 in (1011.7 mb) |
| Dewpoint | 72°F (22°C) |
| Visibility | NA |
| Heat Index | 87°F (31°C) |
| Last update | 3 Sep 5:54 pm EDT |
Extended Forecast for
Sparta NJ
This Afternoon

High: 85 °F
Slight Chance
T-stormsTonight

Low: 67 °F
Chance
T-stormsFriday
High: 81 °F
Slight Chance
T-storms then
Chance
ShowersFriday Night

Low: 58 °F
Partly Cloudy
Saturday

High: 77 °F
Mostly Sunny
Saturday Night

Low: 56 °F
Partly Cloudy
Sunday

High: 72 °F
Mostly Sunny
Sunday Night

Low: 52 °F
Mostly Clear
Labor Day

High: 75 °F
Sunny
Detailed Forecast
This Afternoon
A slight chance of showers and thunderstorms. Partly sunny, with a high near 85. Calm wind. Chance of precipitation is 20%.
Tonight
A chance of showers and thunderstorms, mainly between 9pm and 4am. Mostly cloudy, with a low around 67. Calm wind. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
A chance of showers and thunderstorms, mainly between 2pm and 3pm. Mostly sunny, with a high near 81. Calm wind becoming northwest 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.
Friday Night
Partly cloudy, with a low around 58. Calm wind.
Saturday
Mostly sunny, with a high near 77. Calm wind becoming north around 5 mph in the morning.
Saturday Night
Partly cloudy, with a low around 56.
Sunday
Mostly sunny, with a high near 72.
Sunday Night
Mostly clear, with a low around 52.
Labor Day
Sunny, with a high near 75.
Monday Night
Mostly clear, with a low around 54.
Tuesday
Mostly sunny, with a high near 77.
Tuesday Night
Partly cloudy, with a low around 56.
Wednesday
Partly sunny, with a high near 76.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 63. Chance of precipitation is 30%.
Thursday
Partly sunny, with a high near 79.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Sparta NJ
41.03°N 74.65°W (Elev. 784 ft)
41.03°N 74.65°W (Elev. 784 ft)
4:08 pm EDT Sep 3, 2026
5pm EDT Sep 3, 2026-6pm EDT Sep 10, 2026


