WXSIM Forecast for: Colwyn Bay
Issued by: Saratoga-Weather.org
Updated: Monday, 20-Apr-2026 09:00 pm
 
Tonight

Partly Cloudy
Partly Cloudy
Tuesday

Mostly Cloudy
Mostly Cloudy
Tuesday
night
Clear
Clear
Wednesday

Mostly Sunny
Mostly Sunny
Wednesday
night
Partly Cloudy
Partly Cloudy
Thursday

Mostly Sunny
Mostly Sunny
Thursday
night
Mostly Clear
Mostly Clear
Friday

Sunny
Sunny
Low: 5° High: 10° Low: 4° High: 14° Low: 6° High: 18° Low: 6° High: 19°
               
ESE
7
mph
Light breeze
ESE
12-23→16-26
mph
Strong breeze
ESE
13-22→9-17
mph
Fresh breeze
ESE
11-22→15-24
mph
Fresh breeze
ESE
13-23→9-18
mph
Fresh breeze
ESE
10-20
mph
Fresh breeze
ESE
7-16
mph
Moderate breeze
SE→E
5
mph
Light breeze
UV: 2
 Low 
UV: 4
 Medium 
UV: 4
 Medium 
UV: 4
 Medium 

 

Tonight
 
Partly cloudy. Low 5°. Wind east-southeast around 7 mph.
Tuesday
 
Partly to mostly cloudy. Breezy. High 10°. UV index up to 2. Wind east-southeast around 12 mph, gusting to 23 mph, in the morning, becoming 16 mph, gusting to 26 mph, in the afternoon.
Tuesday night
 
Fair in the evening, becoming clear after midnight. Breezy and cold. Low 4°. Wind east-southeast around 13 mph, gusting to 22 mph, in the evening, becoming 9 mph, gusting to 17 mph, after midnight.
Wednesday
 
Sunny in the morning, becoming partly to mostly sunny in the afternoon. Breezy. High 14°. UV index up to 4. Wind east-southeast around 11 mph, gusting to 22 mph, in the morning, becoming 15 mph, gusting to 24 mph, in the afternoon.
Wednesday night
 
Partly to mostly cloudy in the evening, becoming partly cloudy after midnight. Breezy. Low 6°. Wind east-southeast around 13 mph, gusting to 23 mph, in the evening, becoming 9 mph, gusting to 18 mph, after midnight.
Thursday
 
Partly to mostly sunny in the morning, becoming sunny in the afternoon. Mild. High 18°. UV index up to 4. Wind east-southeast around 10 mph, gusting to 20 mph.
Thursday night
 
Mostly clear. Low 6°. Wind east-southeast around 7 mph, gusting to 16 mph.
Friday
 
Sunny. Mild. High 19°. UV index up to 4. Wind southeast around 5 mph in the morning, becoming east in the afternoon.
Friday night
 
Clear in the evening, becoming fair to partly cloudy after midnight. Low 6°. Wind south-southeast around 3 mph.
Saturday
 
Partly cloudy. Mild. High 18°. UV index up to 4. Wind northwest around 3 mph in the morning, becoming north-northeast in the afternoon.
Saturday night
 
Partly cloudy. Low 7°. Wind east-northeast around 3 mph in the evening, becoming southeast around 11 mph, gusting to 16 mph, after midnight.
Sunday
 
Partly cloudy in the morning, becoming mostly cloudy in the afternoon. Mild. High 17°. UV index up to 3. Wind southeast around 12 mph, gusting to 18 mph, in the morning, becoming northeast around 7 mph, gusting to 17 mph, in the afternoon.
Sunday night
 
Mostly cloudy in the evening, becoming partly cloudy after midnight. Low 6°. Wind west-northwest around 3 mph.

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