| National Weather Service Forecast for:
North Bellport, NY Issued by: National Weather Service New York/Upton, NY |
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| Updated: Sat, 03/21/2026 3:03 pm EDT | ||||||||||||||||||||||||||||||||||||||||
| Bellport | ||||||||||||||||||||||||||||||||||||||||
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| Tonight |
Mostly cloudy. Low around 39, with temperatures rising to around 41 overnight. East wind 1 to 12 mph. |
| Sunday |
A chance of rain showers after 8am. Mostly cloudy, with a high near 54. South wind 5 to 10 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch possible. |
| Sunday Night |
A chance of rain showers before 8pm, then showers and thunderstorms between 8pm and 9pm, then rain. Cloudy. Low around 39, with temperatures rising to around 42 overnight. West wind 3 to 7 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible. |
| Monday |
Rain before 2pm. Mostly cloudy, with a high near 45. North wind 7 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible. |
| Monday Night |
Mostly clear. Low around 29, with temperatures rising to around 31 overnight. Northwest wind around 8 mph. |
| Tuesday |
Sunny, with a high near 45. |
| Tuesday Night |
Mostly cloudy, with a low around 33. |
| Wednesday |
Partly sunny, with a high near 49. |
| Wednesday Night |
A slight chance of rain after 2am. Mostly cloudy, with a low around 35. |
| Thursday |
A chance of rain. Partly sunny, with a high near 50. Chance of precipitation is 30%. |
| Thursday Night |
Rain likely. Mostly cloudy, with a low around 39. Chance of precipitation is 60%. |
| Friday |
Rain likely before 2pm. Mostly sunny, with a high near 49. Chance of precipitation is 60%. |
| Friday Night |
A slight chance of rain and snow after 8pm. Partly cloudy, with a low around 27. |
| Saturday |
A slight chance of rain and snow before 8am. Mostly sunny, with a high near 42. |
Forecast from NOAA-NWS for North Bellport, NY.