National Weather Service Forecast for: North Bellport, NY
Issued by: National Weather Service New York/Upton, NY
Updated: Wed, 03/18/2026 2:30 am EDT
Bellport
 
  Wednesday

Wednesday: Partly Sunny
Partly Sunny
Thursday

Thursday: Mostly Sunny
Mostly Sunny
Friday

Friday: Mostly Sunny
Mostly Sunny
Saturday

Saturday: Chance Light Rain
Chance Light Rain
Sunday

Sunday: Chance Light Rain
Chance Light Rain
Monday

Monday: Chance Rain And Snow then Mostly Sunny
Chance Rain And Snow then Mostly Sunny
Tuesday

Tuesday: Mostly Sunny
Mostly Sunny
  Hi 36 °F Hi 42 °F Hi 50 °F Hi 51 °F Hi 53 °F Hi 48 °F Hi 42 °F
 
Overnight

Overnight: Mostly Clear
Mostly Clear
Wednesday
Night
Wednesday Night: Mostly Clear
Mostly Clear
Thursday
Night
Thursday Night: Partly Cloudy
Partly Cloudy
Friday
Night
Friday Night: Chance Light Rain
Chance Light Rain
Saturday
Night
Saturday Night: Mostly Cloudy then Slight Chance Light Rain
Mostly Cloudy then Slight Chance Light Rain
Sunday
Night
Sunday Night: Chance Light Rain then Chance Rain And Snow
Chance Light Rain then Chance Rain And Snow
Monday
Night
Monday Night: Mostly Clear
Mostly Clear
 
Lo 24 °F Lo 25 °F Lo 32 °F Lo 38 °F Lo 38 °F Lo 37 °F Lo 28 °F  

 

Overnight
 
Mostly clear. Low around 24, with temperatures rising to around 26 overnight. Wind chill values as low as 19. Northwest wind around 6 mph.
Wednesday
 
Partly sunny, with a high near 36. Wind chill values as low as 18. Northeast wind around 6 mph.
Wednesday Night
 
Mostly clear, with a low around 25. South wind around 3 mph.
Thursday
 
Mostly sunny. High near 42, with temperatures falling to around 40 in the afternoon. Southeast wind 1 to 6 mph.
Thursday Night
 
Partly cloudy, with a low around 32. South wind around 3 mph.
Friday
 
Mostly sunny, with a high near 50.
Friday Night
 
A chance of rain after 8pm. Mostly cloudy, with a low around 38. Chance of precipitation is 50%.
Saturday
 
A chance of rain before 2pm. Partly sunny, with a high near 51. Chance of precipitation is 50%.
Saturday Night
 
A slight chance of rain after 2am. Mostly cloudy, with a low around 38.
Sunday
 
A chance of rain. Mostly cloudy, with a high near 53. Chance of precipitation is 40%.
Sunday Night
 
A chance of rain before 2am, then a chance of rain and snow. Mostly cloudy, with a low around 37. Chance of precipitation is 40%.
Monday
 
A chance of rain and snow before 8am. Mostly sunny, with a high near 48. Chance of precipitation is 30%.
Monday Night
 
Mostly clear, with a low around 28.
Tuesday
 
Mostly sunny, with a high near 42.

 

Forecast from NOAA-NWS for North Bellport, NY.