WXSIM Forecast for: Bellport
Issued by: Atlantic Point Weather Station
Updated: Wednesday, 18-Mar-2026 05:00 am
 
Today

Partly Cloudy
Partly Cloudy
Tonight

Partly Cloudy
Partly Cloudy
Thursday

Partly Cloudy
Partly Cloudy
Thursday
night
Mostly Cloudy
Mostly Cloudy
Friday

Mostly Cloudy
Mostly Cloudy
Friday
night
Chance rain
Chance rain
Saturday

Chance rain
Chance rain
Saturday
night
Mostly Cloudy
Mostly Cloudy
.1 in. <.25 in.
High: 43° Low: 28° High: 49° Low: 33° High: 55° Low: 39° High: 52° Low: 41°
               
NW→S
7-15→3
mph
Moderate breeze
S
2
mph
Light air
SE
4
mph
Light breeze
SSW
5
mph
Light breeze
SW
6-17
mph
Moderate breeze
S
11-20
mph
Fresh breeze
S→E
4
mph
Light breeze
S→WSW
4→7
mph
Light breeze
UV: 3
 Medium 
UV: 3
 Medium 
UV: 4
 Medium 
UV: 2
 Low 

 

Today
 
Partly cloudy. High 43°. UV index up to 3. Wind northwest around 7 mph, gusting to 15 mph, in the morning, becoming south around 3 mph in the afternoon.
Tonight
 
Fair to partly cloudy in the evening, becoming partly cloudy after midnight. Low 28°. Wind south around 2 mph.
Thursday
 
Partly cloudy in the morning, becoming partly to mostly cloudy in the afternoon. High 49°. UV index up to 3. Wind southeast around 4 mph.
Thursday night
 
Mostly cloudy to cloudy in the evening, becoming mostly cloudy after midnight. Low 33°. Wind south-southwest around 5 mph.
Friday
 
Partly to mostly cloudy in the morning, becoming mostly sunny in the afternoon. High 55°. UV index up to 4. Wind southwest around 6 mph, gusting to 17 mph.
Friday night
 
Mostly cloudy to cloudy in the evening, becoming dense overcast after midnight. A chance of rain. Breezy. Low 39°. Wind south around 11 mph, gusting to 20 mph. Chance of precipitation 50 percent. Precipitation mostly around a tenth of an inch.
Saturday
 
Cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. A chance of rain in the morning, then a slight chance of rain in the afternoon. High 52°. UV index up to 2. Wind south around 4 mph in the morning, becoming east in the afternoon. Chance of precipitation 60 percent. Precipitation mostly less than a quarter of an inch.
Saturday night
 
Mostly cloudy. Low 41°. Wind south around 4 mph in the evening, becoming west-southwest around 7 mph after midnight.
Sunday
 
Mostly cloudy. High 55°. UV index up to 4. Wind west-southwest around 7 mph in the morning, becoming west-northwest in the afternoon.
Sunday night
 
Cloudy in the evening, becoming partly to mostly cloudy after midnight. A slight chance of rain. Breezy. Low 40°. Wind north-northeast around 11 mph, gusting to 19 mph, in the evening, becoming east-northeast after midnight. Chance of precipitation 20 percent. Precipitation mostly less than a tenth of an inch.
Monday
 
Partly cloudy in the morning, becoming mostly cloudy in the afternoon. High 52°, but temperatures falling in the afternoon. UV index up to 4. Wind north-northeast around 9 mph, gusting to 19 mph.
Monday night
 
Partly to mostly cloudy in the evening, becoming mostly cloudy to cloudy after midnight. A slight chance of a mix of rain and snow in the evening, then a slight chance of snow after midnight. Breezy. Low 29°. Wind chill ranging from 22 to 34. Wind north around 12 mph, gusting to 22 mph. Chance of precipitation 30 percent. Precipitation (liquid equivalent) mostly less than a tenth of an inch. No snow accumulation expected.

WXSIM forecast formatting script by Saratoga-Weather.org.