| NWS Forecast for: Hopatcong NJ Issued by: National Weather Service Philadelphia, PA Last Update: 4:09 am EDT Apr 15, 2026 | |
| This Afternoon: Mostly sunny, with a high near 83. Southwest wind 10 to 15 mph. Tonight: Showers and thunderstorms likely before 1am, then a chance of showers between 1am and 2am. Mostly cloudy, with a low around 64. Southwest wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms. Thursday: Partly sunny, with a high near 84. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Thursday Night: A slight chance of showers. Mostly cloudy, with a low around 63. Southwest wind around 5 mph becoming calm. Chance of precipitation is 20%. Friday: A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 76. West wind around 5 mph. Chance of precipitation is 50%. 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 54. Saturday: Partly sunny, with a high near 72. Saturday Night: A chance of showers. Mostly cloudy, with a low around 49. Chance of precipitation is 40%. Sunday: Showers likely, mainly after 2pm. Mostly cloudy, with a high near 62. Chance of precipitation is 60%. Sunday Night: Rain showers likely, possibly mixing with snow after 11pm, then gradually ending. Mostly cloudy, with a low around 34. Chance of precipitation is 60%. Monday: Mostly sunny, with a high near 47. Monday Night: Mostly clear, with a low around 29. Tuesday: Sunny, with a high near 57. | |
| Hopatcong NJ 40.97°N 74.67°W (Elev. 1030 ft) | |
Visit your local NWS office at: https://www.weather.gov/phi/ |