WXSIM Forecast for: Bellport
Issued by: Atlantic Point Weather Station
Updated: Monday, 18-May-2026 11:00 pm
 
Rest of
tonight
Mostly Clear
Mostly Clear
Tuesday

Mostly Sunny
Mostly Sunny
Tuesday
night
Fog
Fog
Wednesday

Thunder storm
Thunder storm
Wednesday
night
Chance rain
Chance rain
Thursday

Chance rain
Chance rain
Thursday
night
Partly Cloudy
Partly Cloudy
Friday

Partly Cloudy
Partly Cloudy
<.1 in. <.1 in. .1 in. .1 in.
Low: 63° High: 90° Low: 65° High: 89° Low: 56° High: 72° Low: 53° High: 71°
               
S
9
mph
Gentle breeze
S
8-17→11-19
mph
Fresh breeze
S
9-17
mph
Moderate breeze
SW
8-16
mph
Moderate breeze
WNW→NNW
6→10-17
mph
Moderate breeze
N→SE
8-16→3
mph
Moderate breeze
S
4
mph
Light breeze
NE→SE
6
mph
Light breeze
UV: 8
 Very High 
UV: 8
 Very High 
UV: 5
 Medium 
UV: 8
 Very High 

 

Rest of tonight
 
Mostly clear. Low 63°. Wind south around 9 mph.
Tuesday
 
Mostly sunny in the morning, becoming partly to mostly sunny in the afternoon. Unusually hot. High 90°. UV index up to 8. Wind south around 8 mph, gusting to 17 mph, in the morning, becoming 11 mph, gusting to 19 mph, in the afternoon.
Tuesday night
 
Fair to partly cloudy in the evening, becoming partly cloudy after midnight. Patchy light fog. A slight chance of rain. Mild. Low 65°. Wind south around 9 mph, gusting to 17 mph. Chance of precipitation 20 percent. Precipitation mostly less than a tenth of an inch.
Wednesday
 
Partly to mostly sunny in the morning, becoming partly cloudy in the afternoon. A slight chance of rain in the morning, then a chance of rain in the afternoon. Scattered thundershowers possible. Unusually hot. High 89°. UV index up to 8. Wind southwest around 8 mph, gusting to 16 mph. Chance of precipitation 30 percent. Precipitation mostly less than a tenth of an inch.
Wednesday night
 
Dense overcast in the evening, becoming cloudy after midnight. A chance of rain. Precipitation showery or intermittent. Low 56°. Wind west-northwest around 6 mph in the evening, becoming north-northwest around 10 mph, gusting to 17 mph, after midnight. Chance of precipitation 50 percent. Precipitation mostly around a tenth of an inch.
Thursday
 
Cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. A chance of rain. High 72°. UV index up to 5. Wind north around 8 mph, gusting to 16 mph, in the morning, becoming southeast around 3 mph in the afternoon. Chance of precipitation 40 percent. Precipitation mostly around a tenth of an inch.
Thursday night
 
Partly cloudy in the evening, becoming mostly cloudy after midnight. Low 53°. Wind south around 4 mph.
Friday
 
Partly cloudy in the morning, becoming partly to mostly cloudy in the afternoon. High 71°. UV index up to 8. Wind northeast around 6 mph in the morning, becoming southeast in the afternoon.
Friday night
 
Mostly cloudy to cloudy in the evening, becoming cloudy after midnight. A slight chance of rain after midnight. Low 52°. Wind south around 6 mph, gusting to 15 mph. Chance of precipitation 20 percent. Precipitation mostly less than a tenth of an inch.
Saturday
 
Dense overcast. Rain likely. Cool. High 62°, but temperatures falling in the afternoon. UV index up to 3. Wind south around 4 mph in the morning, becoming east-southeast around 9 mph, gusting to 21 mph, in the afternoon. Chance of precipitation 60 percent. Precipitation mostly around a quarter of an inch.
Saturday night
 
Dense overcast. Rain likely. Windy and cool. Low 47°, but temperatures rising after midnight. Wind east-southeast around 17 mph, gusting to 29 mph, in the evening, becoming 21 mph, gusting to 30 mph, after midnight. Chance of precipitation 80 percent. Precipitation mostly around an inch.

WXSIM forecast formatting script by Saratoga-Weather.org.