National Weather Service Forecast for: North Bellport, NY
Issued by: National Weather Service New York/Upton, NY
Updated: Tue, 07/15/2025 3:16 pm EDT
Bellport
 
This
Afternoon
This Afternoon: Slight Chance Showers And Thunderstorms
Slight Chance Showers And T-Storms
Wednesday

Wednesday: Patchy Fog then Mostly Sunny
Patchy Fog then Mostly Sunny
Thursday

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

Friday: Sunny
Sunny
Saturday

Saturday: Sunny
Sunny
Sunday

Sunday: Chance Rain Showers
Chance Rain Showers
Monday

Monday: Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
Slight Chance Rain Showers then Slight Chance Showers And T-Storms
 
Hi 84 °F Hi 86 °F Hi 86 °F Hi 88 °F Hi 83 °F Hi 84 °F Hi 85 °F  
 
Tonight

Tonight: Partly Cloudy then Patchy Fog
Partly Cloudy then Patchy Fog
Wednesday
Night
Wednesday Night: Chance Showers And Thunderstorms
Chance Showers And T-Storms
Thursday
Night
Thursday Night: Showers And Thunderstorms Likely then Partly Cloudy
Showers And T-Storms Likely then Partly Cloudy
Friday
Night
Friday Night: Partly Cloudy
Partly Cloudy
Saturday
Night
Saturday Night: Partly Cloudy then Slight Chance Rain Showers
Partly Cloudy then Slight Chance Rain Showers
Sunday
Night
Sunday Night: Chance Showers And Thunderstorms
Chance Showers And T-Storms
Monday
Night
Monday Night: Slight Chance Showers And Thunderstorms then Partly Cloudy
Slight Chance Showers And T-Storms then Partly Cloudy
 
Lo 73 °F Lo 74 °F Lo 76 °F Lo 69 °F Lo 70 °F Lo 71 °F Lo 69 °F  

Heat Advisory
 

This Afternoon
 
A slight chance of showers and thunderstorms before 5pm. Sunny. High near 84, with temperatures falling to around 82 in the afternoon. South wind around 6 mph. Chance of precipitation is 20%.
Tonight
 
Patchy fog after midnight. Partly cloudy, with a low around 73. Southwest wind 2 to 6 mph.
Wednesday
 
Patchy fog before 7am. Mostly sunny. High near 86, with temperatures falling to around 84 in the afternoon. Heat index values as high as 96. Southwest wind 2 to 9 mph.
Wednesday Night
 
A chance of showers and thunderstorms between 8pm and 2am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 74. Southwest wind 6 to 9 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch possible.
Thursday
 
Showers and thunderstorms likely. Mostly cloudy, with a high near 86. Southwest 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 before 8pm. Partly cloudy, with a low around 76. Chance of precipitation is 60%.
Friday
 
Sunny, with a high near 88.
Friday Night
 
Partly cloudy, with a low around 69.
Saturday
 
Sunny, with a high near 83.
Saturday Night
 
A slight chance of rain showers after 2am. Partly cloudy, with a low around 70.
Sunday
 
A chance of rain showers. Partly sunny, with a high near 84. Chance of precipitation is 40%.
Sunday Night
 
A chance of rain showers before 8pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Chance of precipitation is 40%.
Monday
 
A slight chance of rain showers before 2pm, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 85.
Monday Night
 
A slight chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 69.

 

Forecast from NOAA-NWS for North Bellport, NY.