WXSIM Forecast for: Bellport
Issued by: Atlantic Point Weather Station
Updated: Monday, 18-May-2026 05:00 pm
 
Tonight

Mostly Clear
Mostly Clear
Tuesday

Mostly Sunny
Mostly Sunny
Tuesday
night
Partly Cloudy
Partly Cloudy
Wednesday

Thunder storm
Thunder storm
Wednesday
night
Thunder storm
Thunder storm
Thursday

Mostly Cloudy
Mostly Cloudy
Thursday
night
Partly Cloudy
Partly Cloudy
Friday

Mostly Cloudy
Mostly Cloudy
<.1 in. <.1 in. .35 in. <.1 in.
Low: 63° High: 88° Low: 64° High: 86° Low: 54° High: 72° Low: 51° High: 70°
               
SSW
11-18
mph
Moderate breeze
SSW
9-17
mph
Moderate breeze
SSW
10-16
mph
Moderate breeze
SW
9-18
mph
Moderate breeze
NNW
5→10-16
mph
Moderate breeze
N→ESE
9-16→4
mph
Moderate breeze
S
5
mph
Light breeze
E
7-16
mph
Moderate breeze
UV: 8
 Very High 
UV: 7
 High 
UV: 7
 High 
UV: 7
 High 

 

Tonight
 
Mostly clear in the evening, becoming clear after midnight. Low 63°. Wind south-southwest around 11 mph, gusting to 18 mph.
Tuesday
 
Sunny in the morning, becoming partly to mostly sunny in the afternoon. Unusually hot. High 88°. UV index up to 8. Wind south-southwest around 9 mph, gusting to 17 mph.
Tuesday night
 
Partly cloudy. A chance of rain. Mild. Low 64°. Wind south-southwest around 10 mph, gusting to 16 mph. Chance of precipitation 30 percent. Precipitation mostly less than a tenth of an inch.
Wednesday
 
Partly cloudy in the morning, becoming partly to mostly cloudy in the afternoon. A slight chance of rain. Scattered thundershowers possible. Unusually hot. High 86°. UV index up to 7. Wind southwest around 9 mph, gusting to 18 mph. Chance of precipitation 20 percent. Precipitation mostly less than a tenth of an inch.
Wednesday night
 
Cloudy in the evening, becoming mostly cloudy after midnight. Rain likely in the evening, then a slight chance of rain after midnight. Scattered thundershowers possible. Low 54°. Wind north-northwest around 5 mph in the evening, becoming 10 mph, gusting to 16 mph, after midnight. Chance of precipitation 70 percent. Precipitation mostly between a quarter and half an inch.
Thursday
 
Mostly cloudy to cloudy in the morning, becoming partly to mostly cloudy in the afternoon. A chance of rain. High 72°. UV index up to 7. Wind north around 9 mph, gusting to 16 mph, in the morning, becoming east-southeast around 4 mph in the afternoon. Chance of precipitation 30 percent. Precipitation mostly less than a tenth of an inch.
Thursday night
 
Partly cloudy in the evening, becoming mostly cloudy after midnight. Low 51°. Wind south around 5 mph.
Friday
 
Mostly cloudy in the morning, becoming partly to mostly cloudy in the afternoon. High 70°. UV index up to 7. Wind east around 7 mph, gusting to 16 mph.
Friday night
 
Mostly cloudy in the evening, becoming cloudy after midnight. Low 52°. Wind southeast around 5 mph.
Saturday
 
Cloudy in the morning, becoming dense overcast in the afternoon. Rain likely. High 64°. UV index up to 4. Wind east around 9 mph, gusting to 19 mph. Chance of precipitation 60 percent. Precipitation mostly between a quarter and half an inch.
Saturday night
 
Dense overcast. A chance of rain in the evening, then rain likely after midnight. Breezy and cool. Low 50°. Wind east around 13 mph, gusting to 21 mph. Chance of precipitation 70 percent. Precipitation mostly around half an inch.

WXSIM forecast formatting script by Saratoga-Weather.org.