WXSIM Forecast for: Bellport
Issued by: Atlantic Point Weather Station
Updated: Saturday, 12-Sep-2026 11:00 am
 
This
afternoon
Partly Cloudy
Partly Cloudy
Tonight

Mostly Cloudy
Mostly Cloudy
Sunday

Rain likely
Rain likely
Sunday
night
Partly Cloudy
Partly Cloudy
Monday

Mostly Cloudy
Mostly Cloudy
Monday
night
Clear
Clear
Tuesday

Mostly Sunny
Mostly Sunny
Tuesday
night
Partly Cloudy
Partly Cloudy
<.1 in. 1.5 in. <.1 in.
High: 86° Low: 65° High: 79° Low: 64° High: 77° Low: 56° High: 73° Low: 57°
               
SSE
7-15
mph
Moderate breeze
SSE
7
mph
Light breeze
S→WNW
7-16
mph
Moderate breeze
SSW→W
4→8-16
mph
Moderate breeze
NNW
12-21
mph
Fresh breeze
NNW→NNE
12-20
mph
Fresh breeze
NE
10-18→7-17
mph
Moderate breeze
E
6-15
mph
Moderate breeze
UV: 6
 High 
UV: 3
 Medium 
UV: 6
 High 
UV: 6
 High 

 

This afternoon
 
Partly cloudy. Warm. High 86°. UV index up to 6. Wind south-southeast around 7 mph, gusting to 15 mph.
Tonight
 
Partly to mostly cloudy in the evening, becoming dense overcast after midnight. A chance of rain after midnight. Precipitation showery or intermittent. Warm. Low 65°. Wind south-southeast around 7 mph. Chance of precipitation 30 percent. Precipitation mostly less than a tenth of an inch.
Sunday
 
Dense overcast in the morning, becoming mostly cloudy to cloudy in the afternoon. Patchy light fog. Rain very likely. Precipitation showery or intermittent. High 79°. UV index up to 3. Wind south around 7 mph, gusting to 16 mph, in the morning, becoming west-northwest in the afternoon. Chance of precipitation 80 percent. Precipitation mostly between 1 and 2 inches.
Sunday night
 
Fair to partly cloudy in the evening, becoming partly to mostly cloudy after midnight. Low 64°. Wind south-southwest around 4 mph in the evening, becoming west around 8 mph, gusting to 16 mph, after midnight.
Monday
 
Partly to mostly cloudy in the morning, becoming sunny in the afternoon. A slight chance of rain in the morning. Breezy. High 77°. UV index up to 6. Wind north-northwest around 12 mph, gusting to 21 mph. Chance of precipitation 30 percent. Precipitation mostly less than a tenth of an inch.
Monday night
 
Clear. Breezy. Low 56°. Wind north-northwest around 12 mph, gusting to 20 mph, in the evening, becoming north-northeast after midnight.
Tuesday
 
Partly to mostly sunny in the morning, becoming mostly sunny in the afternoon. High 73°. UV index up to 6. Wind northeast around 10 mph, gusting to 18 mph, in the morning, becoming 7 mph, gusting to 17 mph, in the afternoon.
Tuesday night
 
Fair to partly cloudy. Low 57°. Wind east around 6 mph, gusting to 15 mph.
Wednesday
 
Partly cloudy. High 77°. UV index up to 5. Wind east around 5 mph.
Wednesday night
 
Clear. Low 61°. Wind south around 5 mph.
Thursday
 
Sunny. Warm. High 82°. UV index up to 6. Wind south-southwest around 4 mph in the morning, becoming 7 mph, gusting to 16 mph, in the afternoon.
Thursday night
 
Fair in the evening, becoming partly cloudy after midnight. Breezy and warm. Low 66°. Wind south around 11 mph, gusting to 17 mph.

WXSIM forecast formatting script by Saratoga-Weather.org.