National Weather Service Forecast for: North Bellport, NY
Issued by: National Weather Service New York/Upton, NY
Updated: Wed, 10/21/2026 2:19 am EDT
Bellport
 
Today

Today: Partly Sunny
Partly Sunny
Thursday

Thursday: Sunny
Sunny
Friday

Friday: Sunny
Sunny
Saturday

Saturday: Sunny
Sunny
Sunday

Sunday: Sunny
Sunny
Monday

Monday: Sunny
Sunny
Tuesday

Tuesday: Mostly Sunny
Mostly Sunny
 
Hi 57 °F Hi 62 °F Hi 54 °F Hi 55 °F Hi 60 °F Hi 64 °F Hi 60 °F  
 
Tonight

Tonight: Mostly Cloudy
Mostly Cloudy
Thursday
Night
Thursday Night: Clear
Clear
Friday
Night
Friday Night: Mostly Clear
Mostly Clear
Saturday
Night
Saturday Night: Clear
Clear
Sunday
Night
Sunday Night: Mostly Clear
Mostly Clear
Monday
Night
Monday Night: Mostly Clear
Mostly Clear
Tuesday
Night
Tuesday Night: Partly Cloudy
Partly Cloudy
 
Lo 45 °F Lo 42 °F Lo 40 °F Lo 41 °F Lo 46 °F Lo 48 °F Lo 45 °F  

Coastal Flood Advisory issued October 21 at 2:26AM EDT until October 21 at 9:00PM EDT
 

Today
 
Partly sunny, with a high near 57. Northeast wind around 16 mph, with gusts as high as 31 mph.
Tonight
 
Mostly cloudy, with a low around 45. North wind around 15 mph, with gusts as high as 29 mph.
Thursday
 
Sunny, with a high near 62. North wind 12 to 16 mph, with gusts as high as 29 mph.
Thursday Night
 
Clear, with a low around 42. North wind around 12 mph, with gusts as high as 24 mph.
Friday
 
Sunny, with a high near 54. North wind 7 to 12 mph.
Friday Night
 
Mostly clear, with a low around 40.
Saturday
 
Sunny, with a high near 55.
Saturday Night
 
Clear, with a low around 41.
Sunday
 
Sunny, with a high near 60.
Sunday Night
 
Mostly clear, with a low around 46.
Monday
 
Sunny, with a high near 64.
Monday Night
 
Mostly clear, with a low around 48.
Tuesday
 
Mostly sunny, with a high near 60.
Tuesday Night
 
Partly cloudy, with a low around 45.

 

Forecast from NOAA-NWS for North Bellport, NY.