| National Weather Service Forecast for:
North Bellport, NY Issued by: National Weather Service New York/Upton, NY |
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| Updated: Fri, 09/4/2026 2:33 am EDT | ||||||||||||||||||||||||||||||||||||||||
| Bellport | ||||||||||||||||||||||||||||||||||||||||
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| Today |
A chance of showers and thunderstorms before 8am. Mostly sunny. High near 83, with temperatures falling to around 81 in the afternoon. Northwest wind 3 to 7 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch possible. |
| Tonight |
Partly cloudy, with a low around 64. Northwest wind around 6 mph. |
| Saturday |
Sunny. High near 78, with temperatures falling to around 76 in the afternoon. North wind 6 to 9 mph. |
| Saturday Night |
Scattered rain showers between 8pm and 2am. Mostly cloudy, with a low around 59. Northeast wind around 6 mph. Chance of precipitation is 30%. |
| Sunday |
Mostly sunny. High near 72, with temperatures falling to around 70 in the afternoon. Northeast wind 6 to 9 mph. |
| Sunday Night |
Mostly clear, with a low around 58. |
| Labor Day |
Sunny, with a high near 74. |
| Monday Night |
Mostly clear, with a low around 60. |
| Tuesday |
Mostly sunny, with a high near 77. |
| Tuesday Night |
Partly cloudy, with a low around 60. |
| Wednesday |
Partly sunny, with a high near 74. |
| Wednesday Night |
A chance of rain showers after 8pm. Mostly cloudy, with a low around 65. Chance of precipitation is 40%. |
| Thursday |
A chance of rain showers before 8am, then a slight chance of showers and thunderstorms. Partly sunny, with a high near 80. Chance of precipitation is 40%. |
| Thursday Night |
A chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 64. |
Forecast from NOAA-NWS for North Bellport, NY.