WXSIM Forecast for: Colwyn Bay
Issued by: Saratoga-Weather.org
Updated: Monday, 22-Jun-2026 03:00 pm
 
This
afternoon
Mostly Cloudy
Mostly Cloudy
Tonight

Rain likely
Rain likely
Tuesday

Fog a.m.
Fog a.m.
Tuesday
night
Fog late
Fog late
Wednesday

Fog a.m.
Fog a.m.
Wednesday
night
Mostly Cloudy
Mostly Cloudy
Thursday

Partly Cloudy
Partly Cloudy
Thursday
night
Mostly Cloudy
Mostly Cloudy
Friday

Chance rain
Chance rain
Friday
night
Chance rain
Chance rain
<2 mm. 10 mm. <2 mm. 2 mm. <2 mm.
High: 28° Low: 19° High: 26° Low: 17° High: 28° Low: 17° High: 31° Low: 18° High: 25° Low: 15°
                   
ESE
7-19
mph
Fresh breeze
ESE
6
mph
Light breeze
SSE→NNW
6
mph
Light breeze
WNW
2
mph
Light air
NE
4
mph
Light breeze
NE→SE
4
mph
Light breeze
SE
10-19
mph
Fresh breeze
SE
9-15
mph
Moderate breeze
WSW
12-23
mph
Fresh breeze
WSW
14-23→10-20
mph
Fresh breeze
UV: 4
 Medium 
UV: 6
 High 
UV: 7
 High 
UV: 6
 High 
UV: 7
 High 

 

This afternoon
 
Mostly cloudy to cloudy. A slight chance of rain. Near record warmth. High 28°. UV index up to 4. Wind east-southeast around 7 mph, gusting to 19 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Tonight
 
Mostly cloudy to cloudy in the evening, becoming mostly cloudy after midnight. Moderate fog. Rain likely in the evening, then a chance of rain after midnight. Mild. Low 19°. Wind east-southeast around 6 mph. Chance of precipitation 70 percent. Precipitation mostly around 10 mm.
Tuesday
 
Mostly cloudy to cloudy in the morning, becoming partly cloudy in the afternoon. Patchy light fog in the morning. A chance of rain. Unusually warm. High 26°. UV index up to 6. Wind south-southeast around 6 mph in the morning, becoming north-northwest in the afternoon. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Tuesday night
 
Fair to partly cloudy in the evening, becoming partly cloudy after midnight. Patchy light fog after midnight. Mild. Low 17°. Wind west-northwest around 2 mph.
Wednesday
 
Partly to mostly sunny in the morning, becoming sunny in the afternoon. Patchy light fog in the morning. Near record warmth. High 28°. UV index up to 7. Wind northeast around 4 mph.
Wednesday night
 
Fair in the evening, becoming partly to mostly cloudy after midnight. Mild. Low 17°. Wind northeast around 4 mph in the evening, becoming southeast after midnight.
Thursday
 
Partly to mostly cloudy in the morning, becoming partly cloudy in the afternoon. Near record warmth. High 31°. UV index up to 6. Wind southeast around 10 mph, gusting to 19 mph.
Thursday night
 
Partly to mostly cloudy. Mild. Low 18°. Wind southeast around 9 mph, gusting to 15 mph.
Friday
 
Partly to mostly sunny. A slight chance of rain in the morning, then a chance of rain in the afternoon. Breezy and unusually warm. High 25°. UV index up to 7. Wind west-southwest around 12 mph, gusting to 23 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Friday night
 
Partly to mostly cloudy in the evening, becoming cloudy after midnight. Patchy light fog after midnight. A slight chance of rain in the evening, then a chance of rain after midnight. Breezy. Low 15°. Wind west-southwest around 14 mph, gusting to 23 mph, in the evening, becoming 10 mph, gusting to 20 mph, after midnight. Chance of precipitation 40 percent. Precipitation mostly less than 2 mm.
Saturday
 
Dense overcast in the morning, becoming mostly cloudy in the afternoon. Patchy light fog in the morning. A chance of rain. Breezy. High 19°. UV index up to 4. Wind west-southwest around 9 mph, gusting to 19 mph, in the morning, becoming 14 mph, gusting to 24 mph, in the afternoon. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Saturday night
 
Partly to mostly cloudy. A chance of rain. Breezy. Low 12°. Wind southwest around 13 mph, gusting to 23 mph, in the evening, becoming 18 mph, gusting to 27 mph, after midnight. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Sunday
 
Partly cloudy in the morning, becoming partly to mostly sunny in the afternoon. Windy. High 17°. UV index up to 6. Wind southwest around 22 mph, gusting to 32 mph.
Sunday night
 
Mostly clear in the evening, becoming partly to mostly cloudy after midnight. A slight chance of rain after midnight. Windy. Low 11°. Wind southwest around 18 mph, gusting to 30 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.

WXSIM forecast formatting script by Saratoga-Weather.org.
Animated forecast icons courtesy of www.meteotreviglio.com.