| National Weather Service Forecast for:
Grenloch NJ Issued by: National Weather Service Philadelphia, PA |
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| Updated: 6:05 pm EST Dec 17, 2025 | ||||||||||||||||||
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| Overnight |
Patchy freezing fog. Mostly cloudy, with a low around 26. Calm wind. |
| Thursday |
Patchy fog between 9am and 11am. Patchy freezing fog before 9am. Otherwise, partly sunny, with a high near 48. East wind 5 to 10 mph becoming southeast in the afternoon. |
| Thursday Night |
Rain, with thunderstorms also possible after 4am. Temperature rising to around 56 by 3am. Breezy, with a south wind 10 to 15 mph increasing to 15 to 20 mph after midnight. Winds could gust as high as 40 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible. |
| Friday |
Showers likely and possibly a thunderstorm before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 57. Breezy, with a south wind 15 to 20 mph becoming west in the morning. Winds could gust as high as 40 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible. |
| Friday Night |
Mostly clear, with a low around 26. West wind 5 to 15 mph, with gusts as high as 40 mph. |
| Saturday |
Mostly sunny, with a high near 41. |
| Saturday Night |
Mostly cloudy, with a low around 34. |
| Sunday |
Mostly sunny, with a high near 49. |
| Sunday Night |
Mostly clear, with a low around 25. |
| Monday |
Sunny, with a high near 37. |
| Monday Night |
Partly cloudy, with a low around 26. |
| Tuesday |
A chance of rain. Mostly cloudy, with a high near 43. Chance of precipitation is 30%. |
| Tuesday Night |
Mostly cloudy, with a low around 34. |
| Wednesday |
Mostly sunny, with a high near 44. |
Forecast from NOAA-NWS for Grenloch NJ.
