Navigation

External Links

Alerts

NW Suffolk
 Details for NW Suffolk Heat Advisory  +1 additional alert
 SW Suffolk
 Details for SW Suffolk Heat Advisory  +2 additional alerts
 Suffolk
 Details for Suffolk Heat Advisory  +2 additional alerts
 Nassau
 Details for Nassau Heat Advisory  +2 additional alerts
 NE Suffolk
 Details for NE Suffolk Air Quality Alert
 SE Suffolk
 Details for SE Suffolk Air Quality Alert

Style Options




WXSIM Forecast for: Bellport
Issued by: Atlantic Point Weather Station
Updated: Thursday, 11-Jun-2026 11:00 pm
 
Rest of
tonight
Thunder storm
Thunder storm		 Friday

Partly Cloudy
Partly Cloudy		 Friday
night
Mostly Cloudy
Mostly Cloudy		 Saturday

Mostly Sunny
Mostly Sunny		 Saturday
night
Partly Cloudy
Partly Cloudy		 Sunday

Mostly Cloudy
Mostly Cloudy		 Sunday
night
Rain likely
Rain likely		 Monday

Mostly Cloudy
Mostly Cloudy
<.1 in. <.1 in. .25 in.
Low: 65° High: 89° Low: 67° High: 88° Low: 65° High: 88° Low: 64° High: 81°
               
W
3
mph
Light air		 W
7
mph
Light breeze		 WNW
8
mph
Gentle breeze		 NNW→WSW
6-15
mph
Moderate breeze		 W
3
mph
Light air		 SSW
6-17→13-22
mph
Fresh breeze		 SW
13-21
mph
Fresh breeze		 NW→WSW
9-19→6
mph
Fresh breeze
UV: 8
 Very High 		 UV: 9
 Very High 		 UV: 8
 Very High 		 UV: 7
 High 

 

Rest of tonight
 
 Mostly cloudy. A chance of rain. Scattered thundershowers possible. Low 65°. Wind west around 3 mph. Chance of precipitation 30 percent. Precipitation mostly less than a tenth of an inch.
Friday
 
 Partly cloudy. Hot. High 89°. UV index up to 8. Wind west around 7 mph.
Friday night
 
 Partly to mostly cloudy. Low 67°. Wind west-northwest around 8 mph.
Saturday
 
 Mostly sunny in the morning, becoming sunny in the afternoon. Hot. High 88°. UV index up to 9. Wind north-northwest around 6 mph, gusting to 15 mph, in the morning, becoming west-southwest in the afternoon.
Saturday night
 
 Partly cloudy. Low 65°. Wind west around 3 mph.
Sunday
 
 Partly to mostly cloudy. A slight chance of rain in the afternoon. Hot. High 88°. UV index up to 8. Wind south-southwest around 6 mph, gusting to 17 mph, in the morning, becoming 13 mph, gusting to 22 mph, in the afternoon. Chance of precipitation 20 percent. Precipitation mostly less than a tenth of an inch.
Sunday night
 
 Cloudy in the evening, becoming partly to mostly cloudy after midnight. Rain likely. Precipitation showery or intermittent. Breezy. Low 64°. Wind southwest around 13 mph, gusting to 21 mph. Chance of precipitation 60 percent. Precipitation mostly around a quarter of an inch.
Monday
 
 Partly to mostly cloudy. High 81°. UV index up to 7. Wind northwest around 9 mph, gusting to 19 mph, in the morning, becoming west-southwest around 6 mph in the afternoon.
Monday night
 
 Partly cloudy in the evening, becoming mostly cloudy to cloudy after midnight. Low 62°. Wind west-southwest around 6 mph in the evening, becoming north-northeast around 2 mph after midnight.
Tuesday
 
 Dense overcast. A chance of rain. High 75°. UV index up to 3. Wind south-southeast around 7 mph, gusting to 16 mph, in the morning, becoming south-southwest in the afternoon. Chance of precipitation 50 percent. Precipitation mostly around a tenth of an inch.
Tuesday night
 
 Dense overcast in the evening, becoming partly cloudy after midnight. A chance of rain. Low 60°. Wind southwest around 9 mph, gusting to 17 mph. Chance of precipitation 40 percent. Precipitation mostly less than a tenth of an inch.

WXSIM forecast formatting script by Saratoga-Weather.org.