WXSIM Forecast for: Bellport
Issued by: Atlantic Point Weather Station
Updated: Saturday, 18-Apr-2026 11:00 am
 
This
afternoon
Mostly Cloudy
Mostly Cloudy
Tonight

Mostly Cloudy
Mostly Cloudy
Sunday

Thunder storm
Thunder storm
Sunday
night
Partly Cloudy
Partly Cloudy
Monday

Partly Cloudy
Partly Cloudy
Monday
night
Mostly Clear
Mostly Clear
Tuesday

Sunny
Sunny
Tuesday
night
Mostly Cloudy
Mostly Cloudy
<.1 in. <.25 in. <.1 in. <.1 in.
High: 69° Low: 50° High: 61° Low: 42° High: 56° Low: 32° High: 56° Low: 40°
          WCh: 26°    
ESE
7
mph
Light breeze
SE
6
mph
Light breeze
SSW→W
6-15→12-21
mph
Fresh breeze
W
7-20
mph
Fresh breeze
WNW
10-21
mph
Fresh breeze
NW
14-22
mph
Fresh breeze
NNW→WSW
10-20→6-16
mph
Fresh breeze
WSW
14-26→18-25
mph
Strong breeze
UV: 5
 Medium 
UV: 2
 Low 
UV: 5
 Medium 
UV: 5
 Medium 

 

This afternoon
 
Mostly cloudy. Mild. High 69°. UV index up to 5. Wind east-southeast around 7 mph.
Tonight
 
Mostly cloudy to cloudy in the evening, becoming cloudy after midnight. A chance of rain. Low 50°. Wind southeast around 6 mph. Chance of precipitation 30 percent. Precipitation mostly less than a tenth of an inch.
Sunday
 
Dense overcast. A chance of rain. Scattered thundershowers possible. High 61°, but temperatures falling in the afternoon. UV index up to 2. Wind south-southwest around 6 mph, gusting to 15 mph, in the morning, becoming west around 12 mph, gusting to 21 mph, in the afternoon. Chance of precipitation 50 percent. Precipitation mostly less than a quarter of an inch.
Sunday night
 
Fair to partly cloudy in the evening, becoming fair after midnight. Low 42°. Wind west around 7 mph, gusting to 20 mph.
Monday
 
Partly cloudy in the morning, becoming partly to mostly cloudy in the afternoon. A slight chance of rain. High 56°. UV index up to 5. Wind west-northwest around 10 mph, gusting to 21 mph. Chance of precipitation 20 percent. Precipitation mostly less than a tenth of an inch.
Monday night
 
Mostly clear in the evening, becoming clear after midnight. Breezy and cold. Low 32°. Wind chill ranging from 26 to 44. Wind northwest around 14 mph, gusting to 22 mph.
Tuesday
 
Sunny. High 56°. UV index up to 5. Wind north-northwest around 10 mph, gusting to 20 mph, in the morning, becoming west-southwest around 6 mph, gusting to 16 mph, in the afternoon.
Tuesday night
 
Partly to mostly cloudy in the evening, becoming dense overcast after midnight. A slight chance of rain after midnight. Windy. Low 40°. Wind west-southwest around 14 mph, gusting to 26 mph, in the evening, becoming 18 mph, gusting to 25 mph, after midnight. Chance of precipitation 20 percent. Precipitation mostly less than a tenth of an inch.
Wednesday
 
Dense overcast in the morning, becoming partly cloudy in the afternoon. A chance of rain in the morning, then a slight chance of rain in the afternoon. Breezy. High 62°. UV index up to 4. Wind west-southwest around 17 mph, gusting to 26 mph, in the morning, becoming 11 mph, gusting to 21 mph, in the afternoon. Chance of precipitation 60 percent. Precipitation mostly around a quarter of an inch.
Wednesday night
 
Clear. Breezy. Low 40°. Wind north-northwest around 12 mph, gusting to 19 mph.
Thursday
 
Sunny in the morning, becoming partly cloudy in the afternoon. High 65°. UV index up to 6. Wind north-northwest around 8 mph, gusting to 17 mph, in the morning, becoming west-southwest in the afternoon.
Thursday night
 
Cloudy in the evening, becoming partly to mostly cloudy after midnight. Low 44°. Wind west-southwest around 4 mph in the evening, becoming northeast after midnight.

WXSIM forecast formatting script by Saratoga-Weather.org.