WXSIM Forecast for: Colwyn Bay
Issued by: Saratoga-Weather.org
Updated: Sunday, 19-Apr-2026 11:00 am
 
This
afternoon
Partly Cloudy
Partly Cloudy
Tonight

Mostly Clear
Mostly Clear
Monday

Mostly Cloudy
Mostly Cloudy
Monday
night
Partly Cloudy
Partly Cloudy
Tuesday

Mostly Cloudy
Mostly Cloudy
Tuesday
night
Fair
Fair
Wednesday

Partly Cloudy
Partly Cloudy
Wednesday
night
Partly Cloudy
Partly Cloudy
<2 mm. <2 mm.
High: 12° Low: 3° High: 12° Low: 5° High: 11° Low: 5° High: 15° Low: 6°
          WCh: 2°    
N
5
mph
Light breeze
N→S
calm

Calm
ESE
3→7-16
mph
Moderate breeze
ESE
6
mph
Light breeze
ESE
11-22→15-23
mph
Fresh breeze
ESE
12-22
mph
Fresh breeze
E
13-23
mph
Fresh breeze
E
13-22
mph
Fresh breeze
UV: 3
 Medium 
UV: 3
 Medium 
UV: 3
 Medium 
UV: 4
 Medium 

 

This afternoon
 
Partly cloudy. High 12°. UV index up to 3. Wind north around 5 mph.
Tonight
 
Mostly clear in the evening, becoming fair after midnight. Low 3°. Wind north near calm in the evening, becoming south after midnight.
Monday
 
Partly to mostly sunny in the morning, becoming partly to mostly cloudy in the afternoon. A slight chance of rain. High 12°. UV index up to 3. Wind east-southeast around 3 mph in the morning, becoming 7 mph, gusting to 16 mph, in the afternoon. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Monday night
 
Partly cloudy. A slight chance of rain. Low 5°. Wind east-southeast around 6 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Tuesday
 
Mostly cloudy to cloudy in the morning, becoming partly to mostly cloudy in the afternoon. Breezy. High 11°. UV index up to 3. Wind east-southeast around 11 mph, gusting to 22 mph, in the morning, becoming 15 mph, gusting to 23 mph, in the afternoon.
Tuesday night
 
Fair. Breezy. Low 5°. Wind chill ranging from 2 to 8. Wind east-southeast around 12 mph, gusting to 22 mph.
Wednesday
 
Partly cloudy in the morning, becoming partly to mostly sunny in the afternoon. Breezy. High 15°. UV index up to 4. Wind east around 13 mph, gusting to 23 mph.
Wednesday night
 
Fair to partly cloudy in the evening, becoming fair after midnight. Breezy. Low 6°. Wind east around 13 mph, gusting to 22 mph.
Thursday
 
Mostly sunny in the morning, becoming sunny in the afternoon. Breezy and mild. High 19°. UV index up to 4. Wind east-southeast around 11 mph, gusting to 21 mph.
Thursday night
 
Fair to partly cloudy in the evening, becoming fair after midnight. Low 6°. Wind east-southeast around 7 mph, gusting to 17 mph.
Friday
 
Mostly sunny in the morning, becoming sunny in the afternoon. Mild. High 19°. UV index up to 4. Wind east-southeast around 7 mph, gusting to 16 mph.
Friday night
 
Clear. Low 5°. Wind north around 2 mph in the evening, becoming east-southeast after midnight.
Saturday
 
Sunny. Mild. High 17°. UV index up to 4. Wind east-northeast around 3 mph in the morning, becoming north-northwest in the afternoon.
Saturday night
 
Clear. Low 5°. Wind east around 8 mph, gusting to 18 mph, in the evening, becoming 12 mph, gusting to 19 mph, after midnight.

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