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

Weekend Nor'easter

Coastal flooding, strong winds, dangerous rip currents, high surf, and hazardous marine conditions are expected from a nor'easter impacting the region through this weekend. View this briefing for more details. Read More >

Hazardous Weather Conditions

Current conditions at

Andover, Aeroflex-Andover Airport (K12N)

Lat: 41.01°NLon: 74.74°WElev: 584ft.

57°F

14°C

Humidity 96%
Wind Speed Vrbl 7 mph
Barometer 29.61 in (1002.4 mb)
Dewpoint 56°F (13°C)
Visibility NA
Last update 27 Sep 6:54 am EDT
Extended Forecast for

Hopatcong NJSimilar City Names

Wind Advisory September 27, 06:57am until September 27, 12:00pm
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory September 27, 06:57am until September 27, 12:00pm

    NOW until 12:00pm Sun

    Wind Advisory

  • Today

    High: 62 °F

    Showers and
    Breezy

  • Tonight

    Tonight: Showers. Low around 55. Northeast wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 55 °F

    Showers

  • Monday

    Monday: Showers, mainly before 2pm. High near 61. North wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 61 °F

    Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 53. Calm wind.

    Low: 53 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 70. Calm wind becoming northwest around 5 mph.

    High: 70 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 54.

    Low: 54 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 57.

    Low: 57 °F

    Mostly Cloudy

Detailed Forecast

Today
Showers. High near 62. Breezy, with a northeast wind 15 to 20 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Tonight
Showers. Low around 55. Northeast wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Monday
Showers, mainly before 2pm. High near 61. North wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
Mostly cloudy, with a low around 53. Calm wind.
Tuesday
Partly sunny, with a high near 70. Calm wind becoming northwest around 5 mph.
Tuesday Night
Mostly cloudy, with a low around 54.
Wednesday
Mostly sunny, with a high near 73.
Wednesday Night
Mostly cloudy, with a low around 57.
Thursday
Partly sunny, with a high near 76.
Thursday Night
Mostly cloudy, with a low around 60.
Friday
Partly sunny, with a high near 74.
Friday Night
Mostly cloudy, with a low around 52.
Saturday
Partly sunny, with a high near 67.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Hopatcong NJSimilar City Names
 40.97°N 74.67°W (Elev. 1030 ft)
Last Update:
4:11 am EDT Sep 27, 2026
Forecast Valid:
6am EDT Sep 27, 2026-6pm EDT Oct 3, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation