| National Weather Service Forecast for:
North Bellport, NY Issued by: National Weather Service New York/Upton, NY |
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| Updated: Wed, 03/18/2026 6:17 am EDT | ||||||||||||||||||||||||||||||||||||||||
| Bellport | ||||||||||||||||||||||||||||||||||||||||
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| Today |
Partly sunny, with a high near 36. Wind chill values as low as 19. Northeast wind 2 to 9 mph. |
| Tonight |
Mostly clear, with a low around 25. South wind around 3 mph. |
| Thursday |
Mostly sunny. High near 42, with temperatures falling to around 40 in the afternoon. Southeast wind 1 to 6 mph. |
| Thursday Night |
Partly cloudy, with a low around 32. South wind around 3 mph. |
| Friday |
Mostly sunny, with a high near 50. Southwest wind 2 to 7 mph. |
| Friday Night |
A chance of rain after 8pm. Mostly cloudy. Low around 38, with temperatures rising to around 40 overnight. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible. |
| Saturday |
A chance of rain before 2pm. Partly sunny, with a high near 51. Chance of precipitation is 50%. |
| Saturday Night |
A slight chance of rain after 2am. Mostly cloudy, with a low around 38. |
| Sunday |
A chance of rain. Mostly cloudy, with a high near 53. Chance of precipitation is 40%. |
| Sunday Night |
A chance of rain before 2am, then a chance of rain and snow. Mostly cloudy, with a low around 37. Chance of precipitation is 40%. |
| Monday |
A chance of rain and snow before 8am. Mostly sunny, with a high near 48. Chance of precipitation is 30%. |
| Monday Night |
Mostly clear, with a low around 28. |
| Tuesday |
Mostly sunny, with a high near 42. |
| Tuesday Night |
A slight chance of rain after 2am. Mostly cloudy, with a low around 32. |
Forecast from NOAA-NWS for North Bellport, NY.