WXSIM Forecast for: Colwyn Bay
Issued by: Saratoga-Weather.org
Updated: Friday, 22-May-2026 06:00 pm
 
Tonight

Fog late
Fog late
Saturday

Fog a.m.
Fog a.m.
Saturday
night
Partly Cloudy
Partly Cloudy
Sunday

Mostly Sunny
Mostly Sunny
Sunday
night
Clear
Clear
Monday

Sunny
Sunny
Monday
night
Mostly Clear
Mostly Clear
Tuesday

Mostly Cloudy
Mostly Cloudy
<2 mm. <2 mm.
Low: 12° High: 20° Low: 11° High: 24° Low: 11° High: 26° Low: 11° High: 21°
               
SSW
9-25
mph
Strong breeze
SSW→WSW
7-17
mph
Moderate breeze
SSW
4
mph
Light breeze
ESE→N
5-15
mph
Moderate breeze
E→SSE
2
mph
Light air
ENE→N
4
mph
Light breeze
WNW→ENE
2
mph
Light air
ENE
5
mph
Light breeze
UV: 6
 High 
UV: 7
 High 
UV: 7
 High 
UV: 4
 Medium 

 

Tonight
 
Cloudy in the evening, becoming partly to mostly cloudy after midnight. Patchy light fog after midnight. A slight chance of rain. Low 12°. Wind south-southwest around 9 mph, gusting to 25 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Saturday
 
Partly to mostly sunny in the morning, becoming partly cloudy in the afternoon. Patchy light fog in the morning. Mild. High 20°. UV index up to 6. Wind south-southwest around 7 mph, gusting to 17 mph, in the morning, becoming west-southwest in the afternoon.
Saturday night
 
Partly to mostly cloudy in the evening, becoming partly cloudy after midnight. Low 11°. Wind south-southwest around 4 mph.
Sunday
 
Partly to mostly sunny in the morning, becoming sunny in the afternoon. Unusually warm. High 24°. UV index up to 7. Wind east-southeast around 5 mph, gusting to 15 mph, in the morning, becoming north in the afternoon.
Sunday night
 
Clear. Low 11°. Wind east around 2 mph in the evening, becoming south-southeast after midnight.
Monday
 
Sunny. Near record warmth. High 26°. UV index up to 7. Wind east-northeast around 4 mph in the morning, becoming north in the afternoon.
Monday night
 
Clear in the evening, becoming mostly clear after midnight. Low 11°. Wind west-northwest around 2 mph in the evening, becoming east-northeast after midnight.
Tuesday
 
Partly to mostly cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. A slight chance of rain in the afternoon. Mild. High 21°. UV index up to 4. Wind east-northeast around 5 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Tuesday night
 
Partly to mostly cloudy in the evening, becoming partly cloudy after midnight. A slight chance of rain. Low 12°. Wind east-northeast around 5 mph in the evening, becoming 12 mph, gusting to 18 mph, after midnight. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Wednesday
 
Mostly sunny in the morning, becoming partly to mostly sunny in the afternoon. Breezy and unusually warm. High 25°. UV index up to 6. Wind east-southeast around 13 mph, gusting to 21 mph.
Wednesday night
 
Fair in the evening, becoming fair to partly cloudy after midnight. Low 11°. Wind east-southeast around 9 mph, gusting to 17 mph.
Thursday
 
Partly cloudy. Unusually warm. High 24°. UV index up to 6. Wind east-southeast around 4 mph in the morning, becoming west in the afternoon.
Thursday night
 
Cloudy in the evening, becoming mostly cloudy to cloudy after midnight. Patchy light fog after midnight. Low 12°. Wind southwest around 4 mph in the evening, becoming 9 mph after midnight.

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