National Weather Service Forecast for: North Bellport, NY
Issued by: National Weather Service New York/Upton, NY
Updated: Wed, 07/30/2025 3:21 am EDT
Bellport
 
  Wednesday

Wednesday: Sunny then Slight Chance Showers And Thunderstorms
Sunny then Slight Chance Showers And T-Storms
Thursday

Thursday: Showers And Thunderstorms Likely
Showers And T-Storms Likely
Friday

Friday: Showers And Thunderstorms Likely
Showers And T-Storms Likely
Saturday

Saturday: Sunny
Sunny
Sunday

Sunday: Sunny
Sunny
Monday

Monday: Sunny
Sunny
Tuesday

Tuesday: Mostly Sunny
Mostly Sunny
  Hi 91 °F Hi 82 °F Hi 72 °F Hi 79 °F Hi 81 °F Hi 82 °F Hi 81 °F
 
Overnight

Overnight: Mostly Clear
Mostly Clear
Wednesday
Night
Wednesday Night: Slight Chance Showers And Thunderstorms then Partly Cloudy
Slight Chance Showers And T-Storms then Partly Cloudy
Thursday
Night
Thursday Night: Showers And Thunderstorms Likely
Showers And T-Storms Likely
Friday
Night
Friday Night: Chance Showers And Thunderstorms
Chance Showers And T-Storms
Saturday
Night
Saturday Night: Mostly Clear
Mostly Clear
Sunday
Night
Sunday Night: Mostly Clear
Mostly Clear
Monday
Night
Monday Night: Partly Cloudy
Partly Cloudy
 
Lo 74 °F Lo 73 °F Lo 64 °F Lo 62 °F Lo 64 °F Lo 65 °F Lo 66 °F  

Heat Advisory
Air Quality Alert
Air Quality Alert
 

Overnight
 
Mostly clear, with a low around 74. Northwest wind around 2 mph.
Wednesday
 
A slight chance of showers and thunderstorms after 5pm. Sunny. High near 91, with temperatures falling to around 86 in the afternoon. Heat index values as high as 98. Northeast wind 2 to 9 mph. Chance of precipitation is 20%.
Wednesday Night
 
A slight chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 73. Southwest wind 5 to 8 mph. Chance of precipitation is 20%.
Thursday
 
Showers and thunderstorms likely after 8am. Partly sunny. High near 82, with temperatures falling to around 77 in the afternoon. Northeast wind 6 to 13 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.
Thursday Night
 
Showers and thunderstorms likely. Cloudy, with a low around 64. East wind 10 to 15 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Friday
 
Showers and thunderstorms likely. Mostly cloudy, with a high near 72. Chance of precipitation is 70%. New rainfall amounts between three quarters and one inch possible.
Friday Night
 
A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 62. Chance of precipitation is 50%.
Saturday
 
Sunny, with a high near 79.
Saturday Night
 
Mostly clear, with a low around 64.
Sunday
 
Sunny, with a high near 81.
Sunday Night
 
Mostly clear, with a low around 65.
Monday
 
Sunny, with a high near 82.
Monday Night
 
Partly cloudy, with a low around 66.
Tuesday
 
Mostly sunny, with a high near 81.

 

Forecast from NOAA-NWS for North Bellport, NY.