| 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 9:57 am EDT | ||||||||||||||||||||||||||||||||||||||||
| Bellport | ||||||||||||||||||||||||||||||||||||||||
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| Today |
Sunny, with a high near 55. North wind 5 to 9 mph. |
| Tonight |
Mostly cloudy. Low around 38, with temperatures rising to around 40 overnight. Northeast wind around 3 mph. |
| Sunday |
A chance of rain after 2pm. Mostly cloudy, with a high near 53. South wind 5 to 10 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible. |
| Sunday Night |
A chance of rain before 8pm, then rain and a slight chance of thunderstorms. Cloudy. Low around 38, with temperatures rising to around 41 overnight. Northwest wind around 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 12 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. |
| Tuesday |
Sunny, with a high near 44. |
| Tuesday Night |
Mostly cloudy, with a low around 33. |
| Wednesday |
A slight chance of rain after 8am. Partly sunny, with a high near 49. |
| Wednesday Night |
A slight chance of rain. Mostly cloudy, with a low around 34. |
| Thursday |
A slight chance of rain. Mostly cloudy, with a high near 48. |
| Thursday Night |
Rain likely. Mostly cloudy, with a low around 37. Chance of precipitation is 60%. |
| Friday |
Rain likely. Partly sunny, with a high near 49. Chance of precipitation is 60%. |
| Friday Night |
A slight chance of rain before 2am. Partly cloudy, with a low around 28. |
Forecast from NOAA-NWS for North Bellport, NY.