| National Weather Service Forecast for:
North Bellport, NY Issued by: National Weather Service New York/Upton, NY |
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| Updated: Thu, 09/3/2026 2:25 pm EDT | ||||||||||||||||||||||||||||||||||||||||
| Bellport | ||||||||||||||||||||||||||||||||||||||||
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| Tonight |
A chance of showers and thunderstorms before 8pm, then a slight chance of showers and thunderstorms between 8pm and 5am. Mostly cloudy, with a low around 69. West wind 3 to 7 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch possible. |
| Friday |
A slight chance of showers and thunderstorms after 2pm. Partly sunny. High near 82, with temperatures falling to around 80 in the afternoon. Northwest wind 3 to 7 mph. Chance of precipitation is 20%. |
| Friday Night |
A slight chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 65. Northwest wind around 6 mph. Chance of precipitation is 20%. |
| Saturday |
Mostly sunny. High near 78, with temperatures falling to around 76 in the afternoon. North wind around 9 mph. |
| Saturday Night |
A chance of rain showers between 8pm and 2am. Mostly cloudy, with a low around 62. Northeast wind around 7 mph. Chance of precipitation is 30%. |
| Sunday |
Mostly sunny. High near 73, with temperatures falling to around 71 in the afternoon. |
| Sunday Night |
Mostly clear, with a low around 57. |
| Labor Day |
Sunny, with a high near 75. |
| Monday Night |
Mostly clear, with a low around 60. |
| Tuesday |
Sunny, with a high near 77. |
| Tuesday Night |
Partly cloudy, with a low around 61. |
| Wednesday |
Mostly sunny, with a high near 76. |
| Wednesday Night |
A slight chance of rain showers after 8pm. Mostly cloudy, with a low around 66. |
| Thursday |
A slight chance of rain showers. Partly sunny, with a high near 80. |
Forecast from NOAA-NWS for North Bellport, NY.