| National Weather Service Forecast for:
North Bellport, NY Issued by: National Weather Service New York/Upton, NY |
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| Updated: Mon, 01/19/2026 1:10 am EST | ||||||||||||||||||||||||||||||||||||||||
| Bellport | ||||||||||||||||||||||||||||||||||||||||
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| Overnight |
A chance of snow before 4am. Mostly cloudy. Low around 25, with temperatures rising to around 29 overnight. Northwest wind around 3 mph. Chance of precipitation is 30%. New snow accumulation of less than half an inch possible. |
| M.L. King Jr. Day |
Mostly sunny. High near 33, with temperatures falling to around 31 in the afternoon. Wind chill values as low as 21. West wind 5 to 14 mph, with gusts as high as 25 mph. New snow accumulation of less than half an inch possible. |
| Monday Night |
Mostly clear. Low around 16, with temperatures rising to around 18 overnight. Wind chill values as low as 6. West wind around 12 mph, with gusts as high as 28 mph. |
| Tuesday |
Sunny. High near 22, with temperatures falling to around 20 in the afternoon. Wind chill values as low as 4. West wind 10 to 14 mph, with gusts as high as 26 mph. |
| Tuesday Night |
Mostly clear, with a low around 12. West wind 3 to 9 mph, with gusts as high as 21 mph. |
| Wednesday |
Mostly sunny. High near 38, with temperatures falling to around 32 in the afternoon. |
| Wednesday Night |
Mostly cloudy, with a low around 29. |
| Thursday |
A slight chance of rain after 7am. Mostly sunny, with a high near 41. |
| Thursday Night |
A slight chance of rain before 7pm. Partly cloudy, with a low around 22. |
| Friday |
Partly sunny, with a high near 31. |
| Friday Night |
Mostly cloudy, with a low around 10. |
| Saturday |
A slight chance of snow after 7am. Mostly sunny, with a high near 21. |
| Saturday Night |
A slight chance of snow. Mostly cloudy, with a low around 6. |
| Sunday |
A chance of snow. Partly sunny, with a high near 20. |
Forecast from NOAA-NWS for North Bellport, NY.