LAKE HOPATCONG, NJ 07849 Weather Forecast & Current Conditions

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ANDOVER, NJ
Current Weather

9:54 AM EDT SEP 4, 2025
72°F
Feels Like: 72°F
Dewpoint: 61°F
Rel. Hum.: 68%
Visibility:
Wind: Variable at 5 mph
Pressure: 29.90 inches
Last 72 hours

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LAKE HOPATCONG, NJ 07849
Weather Forecast

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TODAY
Mostly sunny. Highs in the lower 80s. South winds around 5 mph, increasing to 10 to 15 mph with gusts up to 25 mph this afternoon.
TONIGHT
A slight chance of thunderstorms in the evening. Mostly cloudy with a chance of showers. Lows in the lower 60s. South winds 5 to 10 mph. Chance of rain 50 percent.
FRIDAY
Mostly sunny. Humid with highs in the lower 80s. Southwest winds 5 to 10 mph.
FRIDAY NIGHT
Mostly clear. Humid with lows in the mid 60s. South winds around 5 mph.
SATURDAY
Mostly sunny in the morning, then mostly cloudy with showers likely with a chance of thunderstorms in the afternoon. Hot with highs in the mid 80s. Southwest winds 5 to 10 mph. Chance of rain 70 percent.
SATURDAY NIGHT
Showers likely with a chance of thunderstorms in the evening, then showers likely after midnight. Lows in the mid 50s. Chance of rain 70 percent.
SUNDAY
Mostly cloudy with a chance of showers in the morning, then mostly sunny in the afternoon. Not as warm with highs in the lower 70s. Chance of rain 40 percent.
SUNDAY NIGHT
Partly cloudy. Lows in the lower 50s.
MONDAY
Sunny. Highs in the lower 70s.
MONDAY NIGHT
Mostly clear. Lows in the upper 40s.
TUESDAY
Sunny. Highs in the lower 70s.
TUESDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows around 50.
WEDNESDAY
Mostly sunny. Highs in the mid 70s.

Visible Weather Satellite
LAKE HOPATCONG, NJ 07849
Infrared Weather Satellite
LAKE HOPATCONG, NJ 07849
NEXRAD Weather Radar
LAKE HOPATCONG, NJ 07849

ANDOVER, NJ 3 hourly weather forecast

weather forecast created  7:00 PM CDT  9/ 3/2025
Thursday
4 SEP 2025
LAKE HOPATCONG, NJ 07849 weather forecast Day 1, 0 hours 2 AM 57° 58° Clear 0%

0% Thunder
( 0% severe)
  CALM 96% 56°
Low 54° LAKE HOPATCONG, NJ 07849 weather forecast Day 1, 3 hours 5 AM 55° 55° Partly Cloudy   CALM 100% 55°
High 81° LAKE HOPATCONG, NJ 07849 weather forecast Day 1, 6 hours 8 AM 59° 60° Partly Cloudy 3%

0% Thunder
( 3% severe)
S   1 96% 58°

Partly Cloudy

Chance of Rain

LAKE HOPATCONG, NJ 07849 weather forecast Day 1, 9 hours 11 AM 73° 73° Partly Cloudy S   6 59% 58°
LAKE HOPATCONG, NJ 07849 weather forecast Day 1, 12 hours 2 PM 78° 79° Partly Cloudy 29%
RAIN
.01–.1 in
0% Thunder
( 16% severe)
S   9 48% 57°
LAKE HOPATCONG, NJ 07849 weather forecast Day 1, 15 hours 5 PM 78° 79° Partly Cloudy S   8 50% 58°
LAKE HOPATCONG, NJ 07849 weather forecast Day 1, 18 hours 8 PM 69° 69° Mostly Cloudy 70%
RAIN
***
0% Thunder
( 18% severe)
S   5 73% 60°
LAKE HOPATCONG, NJ 07849 weather forecast Day 1, 21 hours 11 PM 64° 65° Mostly Cloudy S   3 93% 62°
Friday
5 SEP 2025
LAKE HOPATCONG, NJ 07849 weather forecast Day 2, 0 hours 2 AM 62° 63° Mostly Cloudy 11%
RAIN
.01–.1 in
0% Thunder
( 3% severe)
S   2 100% 62°
Low 60° LAKE HOPATCONG, NJ 07849 weather forecast Day 2, 3 hours 5 AM 62° 63° Mostly Cloudy S   1 100% 62°
High 84° LAKE HOPATCONG, NJ 07849 weather forecast Day 2, 6 hours 8 AM 63° 64° Mostly Cloudy 1%

0% Thunder
( 3% severe)
SSW   1 100% 63°

Partly Cloudy



LAKE HOPATCONG, NJ 07849 weather forecast Day 2, 9 hours 11 AM 73° 73° Partly Cloudy SSW   5 73% 64°
LAKE HOPATCONG, NJ 07849 weather forecast Day 2, 12 hours 2 PM 79° 81° Partly Cloudy 3%

0% Thunder
( 7% severe)
SSW   7 58% 63°
LAKE HOPATCONG, NJ 07849 weather forecast Day 2, 15 hours 5 PM 81° 82° Partly Cloudy SW   7 54% 63°
LAKE HOPATCONG, NJ 07849 weather forecast Day 2, 18 hours 8 PM 73° 73° Clear 2%

0% Thunder
( 4% severe)
SSW   2 71% 63°
LAKE HOPATCONG, NJ 07849 weather forecast Day 2, 21 hours 11 PM 68° 68° Clear S   2 87% 64°

ANDOVER, NJ extended weather forecast

Saturday
6 SEP 2025
Sunday
7 SEP 2025
Monday
8 SEP 2025
Tuesday
9 SEP 2025
Wednesday
10 SEP 2025
Low 63° Low 58° Low 48° Low 46° Low 52°
High 79° High 70° High 71° High 71° High 77°
LAKE HOPATCONG, NJ 07849 weather forecast Day 3 LAKE HOPATCONG, NJ 07849 weather forecast Day 4 LAKE HOPATCONG, NJ 07849 weather forecast Day 5 LAKE HOPATCONG, NJ 07849 weather forecast Day 6 LAKE HOPATCONG, NJ 07849 weather forecast Day 7
Mostly Cloudy
57% Rain
Overcast
78% Rain
Clear
17% Rain
Partly Cloudy
20% Rain
Partly Cloudy
23% Rain
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