WXSIM Forecast for: Bellport
Issued by: Atlantic Point Weather Station
Updated: Monday, 18-May-2026 11:00 am
 
This
afternoon
Clear
Clear
Tonight

Mostly Clear
Mostly Clear
Tuesday

Partly Cloudy
Partly Cloudy
Tuesday
night
Fog
Fog
Wednesday

Fog a.m.
Fog a.m.
Wednesday
night
Chance rain
Chance rain
Thursday

Mostly Cloudy
Mostly Cloudy
Thursday
night
Partly Cloudy
Partly Cloudy
<.25 in. <.1 in.
High: 91° Low: 63° High: 88° Low: 64° High: 89° Low: 57° High: 71° Low: 52°
               
SSE
8-18
mph
Moderate breeze
SSW
10-17
mph
Moderate breeze
SW
8-17
mph
Moderate breeze
SW
7
mph
Light breeze
SW
10-19
mph
Fresh breeze
W→N
6→9-16
mph
Moderate breeze
NNE→SE
8-17→4
mph
Moderate breeze
S
4
mph
Light breeze
UV: 8
 Very High 
UV: 8
 Very High 
UV: 8
 Very High 
UV: 6
 High 

 

This afternoon
 
Clear. Exceptionally hot. High 91°. UV index up to 8. Wind south-southeast around 8 mph, gusting to 18 mph.
Tonight
 
Fair in the evening, becoming mostly clear after midnight. Low 63°. Wind south-southwest around 10 mph, gusting to 17 mph.
Tuesday
 
Sunny in the morning, becoming partly cloudy in the afternoon. Unusually hot. High 88°. UV index up to 8. Wind southwest around 8 mph, gusting to 17 mph.
Tuesday night
 
Mostly cloudy in the evening, becoming partly cloudy after midnight. Patchy light fog in the evening. Mild. Low 64°. Wind southwest around 7 mph.
Wednesday
 
Mostly sunny in the morning, becoming partly to mostly sunny in the afternoon. Light to moderate fog in the morning. Unusually hot. High 89°. UV index up to 8. Wind southwest around 10 mph, gusting to 19 mph.
Wednesday night
 
Mostly cloudy to cloudy. A chance of rain in the evening, then a slight chance of rain after midnight. Precipitation showery or intermittent. Low 57°. Wind west around 6 mph in the evening, becoming north around 9 mph, gusting to 16 mph, after midnight. Chance of precipitation 50 percent. Precipitation mostly less than a quarter of an inch.
Thursday
 
Cloudy in the morning, becoming partly to mostly cloudy in the afternoon. A chance of rain. High 71°. UV index up to 6. Wind north-northeast around 8 mph, gusting to 17 mph, in the morning, becoming 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 partly to mostly cloudy after midnight. Low 52°. Wind south around 4 mph.
Friday
 
Mostly cloudy in the morning, becoming partly to mostly cloudy in the afternoon. High 71°. UV index up to 7. Wind east-southeast around 6 mph, gusting to 16 mph.
Friday night
 
Partly to mostly cloudy in the evening, becoming cloudy after midnight. Low 55°. Wind south around 6 mph in the evening, becoming 3 mph after midnight.
Saturday
 
Dense overcast. A slight chance of rain in the morning, then rain likely in the afternoon. High 64°, but temperatures falling in the afternoon. UV index up to 3. Wind east-southeast around 8 mph, gusting to 18 mph. Chance of precipitation 60 percent. Precipitation mostly between a quarter and half an inch.
Saturday night
 
Dense overcast. Rain likely in the evening, then a chance of rain after midnight. Breezy and cool. Low 47°, but temperatures rising after midnight. Wind east-southeast around 14 mph, gusting to 24 mph. Chance of precipitation 80 percent. Precipitation mostly around half an inch.

WXSIM forecast formatting script by Saratoga-Weather.org.