| National Weather Service Forecast for:
North Bellport, NY Issued by: National Weather Service New York/Upton, NY |
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| Updated: Wed, 08/19/2026 5:30 am EDT | ||||||||||||||||||||||||||||||||||||||||
| Bellport | ||||||||||||||||||||||||||||||||||||||||
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| Today |
Sunny. High near 84, with temperatures falling to around 82 in the afternoon. West wind 2 to 9 mph. |
| Tonight |
Partly cloudy, with a low around 70. West wind 3 to 8 mph. |
| Thursday |
Rain showers likely between 11am and 5pm, then showers and thunderstorms likely. Mostly sunny. High near 81, with temperatures falling to around 77 in the afternoon. Northwest wind around 6 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible. |
| Thursday Night |
Showers and thunderstorms likely before 2am. Mostly cloudy, with a low around 65. North wind 1 to 6 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible. |
| Friday |
Mostly sunny. High near 80, with temperatures falling to around 77 in the afternoon. Northeast wind around 8 mph. |
| Friday Night |
A chance of rain showers after 2am. Mostly cloudy, with a low around 63. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch possible. |
| Saturday |
A chance of rain showers before 2pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 78. Chance of precipitation is 50%. |
| Saturday Night |
A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Chance of precipitation is 50%. |
| Sunday |
A chance of rain showers before 2pm, then a slight chance of showers and thunderstorms. Partly sunny, with a high near 80. Chance of precipitation is 40%. |
| Sunday Night |
A slight chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 64. |
| Monday |
Mostly sunny, with a high near 81. |
| Monday Night |
Mostly clear, with a low around 62. |
| Tuesday |
Sunny, with a high near 80. |
| Tuesday Night |
A slight chance of rain showers after 2am. Partly cloudy, with a low around 63. |
Forecast from NOAA-NWS for North Bellport, NY.