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

Partly Cloudy
Partly Cloudy
Thursday

Sunny
Sunny
Thursday
night
Clear
Clear
Friday

Sunny
Sunny
Friday
night
Partly Cloudy
Partly Cloudy
Saturday

Partly Cloudy
Partly Cloudy
Saturday
night
Partly Cloudy
Partly Cloudy
Sunday

Mostly Sunny
Mostly Sunny
Sunday
night
Mostly Clear
Mostly Clear
High: 15° Low: 8° High: 19° Low: 8° High: 21° Low: 8° High: 19° Low: 7° High: 19° Low: 6°
                   
ESE
15-27
mph
Strong breeze
ESE
12-22
mph
Fresh breeze
ESE
11-21
mph
Fresh breeze
ESE
7-18
mph
Moderate breeze
SE
7-16
mph
Moderate breeze
SE
4
mph
Light breeze
SE→NNE
3
mph
Light air
N→SE
calm→5
5
Light breeze
SE→WNW
5
mph
Light breeze
WNW
2
mph
Light air
UV: 3
 Medium 
UV: 4
 Medium 
UV: 4
 Medium 
UV: 4
 Medium 
UV: 4
 Medium 

 

This afternoon
 
Partly cloudy. Breezy. High 15°. UV index up to 3. Wind east-southeast around 15 mph, gusting to 27 mph.
Tonight
 
Partly cloudy in the evening, becoming fair after midnight. Breezy. Low 8°. Wind east-southeast around 12 mph, gusting to 22 mph.
Thursday
 
Sunny. Breezy and mild. High 19°. UV index up to 4. Wind east-southeast around 11 mph, gusting to 21 mph.
Thursday night
 
Clear. Low 8°. Wind east-southeast around 7 mph, gusting to 18 mph.
Friday
 
Sunny. Unusually warm. High 21°. UV index up to 4. Wind southeast around 7 mph, gusting to 16 mph.
Friday night
 
Fair to partly cloudy in the evening, becoming partly cloudy after midnight. Low 8°. Wind southeast around 4 mph.
Saturday
 
Partly cloudy. Mild. High 19°. UV index up to 4. Wind southeast around 3 mph in the morning, becoming north-northeast in the afternoon.
Saturday night
 
Partly cloudy. Low 7°. Wind north near calm in the evening, becoming southeast around 5 mph after midnight.
Sunday
 
Partly to mostly sunny in the morning, becoming sunny in the afternoon. Mild. High 19°. UV index up to 4. Wind southeast around 5 mph in the morning, becoming west-northwest in the afternoon.
Sunday night
 
Clear in the evening, becoming mostly clear after midnight. Low 6°. Wind west-northwest around 2 mph.
Monday
 
Partly cloudy in the morning, becoming mostly cloudy in the afternoon. Mild. High 16°. UV index up to 3. Wind north-northwest around 5 mph.
Monday night
 
Partly cloudy in the evening, becoming partly to mostly cloudy after midnight. Low 7°. Wind north around 6 mph in the evening, becoming east after midnight.
Tuesday
 
Partly cloudy in the morning, becoming partly to mostly cloudy in the afternoon. High 16°. UV index up to 4. Wind east around 7 mph, gusting to 17 mph, in the morning, becoming northeast in the afternoon.
Tuesday night
 
Mostly cloudy in the evening, becoming cloudy after midnight. A chance of rain. Low 8°. Wind northeast around 6 mph, gusting to 16 mph, in the evening, becoming north-northwest around 2 mph after midnight. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.

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