National Weather Service Forecast for: North Bellport, NY
Issued by: National Weather Service New York/Upton, NY
Updated: Mon, 07/13/2026 3:14 pm EDT
Bellport
 
  Tuesday

Tuesday: Sunny
Sunny
Wednesday

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

Thursday: Mostly Sunny
Mostly Sunny
Friday

Friday: Mostly Sunny
Mostly Sunny
Saturday

Saturday: Chance Showers And Thunderstorms
Chance Showers And T-Storms
Sunday

Sunday: Chance Rain Showers then Chance Showers And Thunderstorms
Chance Rain Showers then Chance Showers And T-Storms
Monday

Monday: Chance Showers And Thunderstorms
Chance Showers And T-Storms
  Hi 86 °F Hi 95 °F Hi 89 °F Hi 87 °F Hi 84 °F Hi 83 °F Hi 83 °F
 
Overnight

Overnight: Mostly Clear
Mostly Clear
Tuesday
Night
Tuesday Night: Mostly Clear
Mostly Clear
Wednesday
Night
Wednesday Night: Slight Chance Showers And Thunderstorms
Slight Chance Showers And T-Storms
Thursday
Night
Thursday Night: Partly Cloudy
Partly Cloudy
Friday
Night
Friday Night: Partly Cloudy then Slight Chance Rain Showers
Partly Cloudy then Slight Chance Rain Showers
Saturday
Night
Saturday Night: Showers And Thunderstorms Likely
Showers And T-Storms Likely
Sunday
Night
Sunday Night: Chance Showers And Thunderstorms
Chance Showers And T-Storms
 
Lo 69 °F Lo 76 °F Lo 74 °F Lo 73 °F Lo 70 °F Lo 69 °F Lo 68 °F  

Heat Advisory issued July 14 at 4:31AM EDT until July 15 at 9:00PM EDT
Rip Current Statement issued July 14 at 2:35AM EDT until July 15 at 9:00PM EDT
Heat Advisory issued July 14 at 2:06AM EDT until July 15 at 9:00PM EDT
Air Quality Alert issued July 13 at 3:14PM EDT
Heat Advisory issued July 13 at 2:20PM EDT until July 15 at 9:00PM EDT
 

Overnight
 
Mostly clear, with a low around 69. Southwest wind around 9 mph.
Tuesday
 
Sunny. High near 86, with temperatures falling to around 83 in the afternoon. Southwest wind 9 to 16 mph, with gusts as high as 26 mph.
Tuesday Night
 
Mostly clear, with a low around 76. Southwest wind 12 to 16 mph, with gusts as high as 26 mph.
Wednesday
 
A slight chance of rain showers between 2pm and 5pm, then a slight chance of showers and thunderstorms. Sunny. High near 95, with temperatures falling to around 92 in the afternoon. Heat index values as high as 99. West wind around 12 mph. Chance of precipitation is 20%.
Wednesday Night
 
A slight chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 74. Northwest wind 3 to 9 mph. Chance of precipitation is 20%.
Thursday
 
Mostly sunny. High near 89, with temperatures falling to around 86 in the afternoon.
Thursday Night
 
Partly cloudy, with a low around 73.
Friday
 
Mostly sunny, with a high near 87.
Friday Night
 
A slight chance of rain showers after 2am. Partly cloudy, with a low around 70.
Saturday
 
A slight chance of rain showers before 8am, then a chance of showers and thunderstorms. Mostly sunny, with a high near 84. Chance of precipitation is 40%.
Saturday Night
 
Showers and thunderstorms likely. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.
Sunday
 
A chance of rain showers before 2pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 83. Chance of precipitation is 50%.
Sunday Night
 
A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Chance of precipitation is 40%.
Monday
 
A slight chance of rain showers before 2pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 83.

 

Forecast from NOAA-NWS for North Bellport, NY.