WXSIM Forecast for: Colwyn Bay
Issued by: Saratoga-Weather.org
Updated: Friday, 17-Apr-2026 11:00 am
 
This
afternoon
Partly Cloudy
Partly Cloudy
Tonight

Mostly Cloudy
Mostly Cloudy
Saturday

Chance rain
Chance rain
Saturday
night
Fog late
Fog late
Sunday

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

Chance rain
Chance rain
Monday
night
Fog
Fog
2 mm. <5 mm. <2 mm.
High: 15° Low: 8° High: 11° Low: 4° High: 11° Low: 4° High: 12° Low: 5°
               
S
14-23
mph
Fresh breeze
SSW
11-22
mph
Fresh breeze
WSW
12-22
mph
Fresh breeze
WNW
5-17
mph
Moderate breeze
NW
5
mph
Light breeze
NW→WSW
2
mph
Light air
ENE
2→7-16
mph
Moderate breeze
ESE
7-16
mph
Moderate breeze
UV: 3
 Medium 
UV: 3
 Medium 
UV: 3
 Medium 
UV: 3
 Medium 

 

This afternoon
 
Partly cloudy. Breezy. High 15°. UV index up to 3. Wind south around 14 mph, gusting to 23 mph.
Tonight
 
Partly to mostly cloudy in the evening, becoming mostly cloudy after midnight. Low 8°. Wind south-southwest around 11 mph, gusting to 22 mph.
Saturday
 
Mostly cloudy to cloudy in the morning, becoming partly cloudy in the afternoon. A chance of rain in the morning, then a slight chance of rain in the afternoon. Breezy. High 11°. UV index up to 3. Wind west-southwest around 12 mph, gusting to 22 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Saturday night
 
Partly cloudy. Patchy light fog after midnight. Low 4°. Wind west-northwest around 5 mph, gusting to 17 mph.
Sunday
 
Partly cloudy in the morning, becoming partly to mostly sunny in the afternoon. Patchy light fog in the morning. High 11°. UV index up to 3. Wind northwest around 5 mph.
Sunday night
 
Mostly clear in the evening, becoming partly cloudy after midnight. Low 4°. Wind northwest around 2 mph in the evening, becoming west-southwest after midnight.
Monday
 
Partly cloudy in the morning, becoming partly to mostly cloudy in the afternoon. A slight chance of rain in the morning, then a chance of rain in the afternoon. High 12°. UV index up to 3. Wind east-northeast around 2 mph in the morning, becoming 7 mph, gusting to 16 mph, in the afternoon. Chance of precipitation 40 percent. Precipitation mostly between 2 and 5 mm.
Monday night
 
Partly to mostly cloudy in the evening, becoming partly cloudy after midnight. Patchy light fog. A slight chance of rain. Low 5°. Wind east-southeast around 7 mph, gusting to 16 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Tuesday
 
Partly to mostly cloudy in the morning, becoming partly cloudy in the afternoon. A slight chance of rain in the morning. Breezy. High 10°. UV index up to 3. Wind east-southeast around 14 mph, gusting to 24 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Tuesday night
 
Mostly clear. Low 5°. Wind east-southeast around 10 mph, gusting to 21 mph.
Wednesday
 
Sunny. High 15°. UV index up to 4. Wind east around 11 mph, gusting to 21 mph.
Wednesday night
 
Clear. Low 5°. Wind east around 9 mph, gusting to 19 mph.
Thursday
 
Sunny. High 16°. UV index up to 4. Wind east-northeast around 10 mph, gusting to 20 mph.
Thursday night
 
Clear. Low 5°. Wind northeast around 7 mph, gusting to 18 mph, in the evening, becoming east after midnight.

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