National Weather Service Forecast for: North Bellport, NY
Issued by: National Weather Service New York/Upton, NY
Updated: Mon, 03/16/2026 7:03 pm EDT
Bellport
 
  Tuesday

Tuesday: Mostly Sunny
Mostly Sunny
Wednesday

Wednesday: Mostly Sunny
Mostly 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: Slight Chance Light Rain then Mostly Sunny
Slight Chance Light Rain then Mostly Sunny
  Hi 42 °F Hi 37 °F Hi 43 °F Hi 48 °F Hi 48 °F Hi 47 °F Hi 45 °F
 
Tonight

Tonight: Areas Of Fog
Areas Of Fog
Tuesday
Night
Tuesday Night: Partly Cloudy
Partly Cloudy
Wednesday
Night
Wednesday Night: Partly Cloudy
Partly Cloudy
Thursday
Night
Thursday Night: Mostly Cloudy
Mostly Cloudy
Friday
Night
Friday Night: Chance Light Rain
Chance Light Rain
Saturday
Night
Saturday Night: Chance Light Rain
Chance Light Rain
Sunday
Night
Sunday Night: Chance Light Rain
Chance Light Rain
 
Lo 34 °F Lo 23 °F Lo 27 °F Lo 33 °F Lo 35 °F Lo 33 °F Lo 30 °F  

Wind Advisory issued March 16 at 4:38PM EDT until March 17 at 4:00AM EDT
Dense Fog Advisory issued March 16 at 4:38PM EDT until March 17 at 1:00AM EDT
Wind Advisory issued March 16 at 1:35PM EDT until March 17 at 4:00AM EDT
 

Tonight
 
Areas of fog and showers and thunderstorms before 5am. Mostly cloudy. Low around 34, with temperatures rising to around 42 overnight. Southwest wind 16 to 26 mph, with gusts as high as 53 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Tuesday
 
Mostly sunny. High near 42, with temperatures falling to around 40 in the afternoon. West wind around 15 mph, with gusts as high as 28 mph.
Tuesday Night
 
Partly cloudy. Low around 23, with temperatures rising to around 25 overnight. Wind chill values as low as 17. West wind 7 to 12 mph, with gusts as high as 22 mph.
Wednesday
 
Mostly sunny, with a high near 37. Wind chill values as low as 16. West wind around 7 mph.
Wednesday Night
 
Partly cloudy. Low around 27, with temperatures rising to around 29 overnight. South wind around 5 mph.
Thursday
 
Mostly sunny, with a high near 43.
Thursday Night
 
Mostly cloudy, with a low around 33.
Friday
 
Mostly sunny, with a high near 48.
Friday Night
 
A chance of rain after 8pm. Mostly cloudy, with a low around 35. Chance of precipitation is 50%.
Saturday
 
A chance of rain. Partly sunny, with a high near 48. Chance of precipitation is 50%.
Saturday Night
 
A chance of rain. Mostly cloudy, with a low around 33. Chance of precipitation is 30%.
Sunday
 
A chance of rain. Partly sunny, with a high near 47. Chance of precipitation is 30%.
Sunday Night
 
A chance of rain. Mostly cloudy, with a low around 30. Chance of precipitation is 30%.
Monday
 
A slight chance of rain before 8am. Mostly sunny, with a high near 45.

 

Forecast from NOAA-NWS for North Bellport, NY.