WXSIM Forecast for: Colwyn Bay
Issued by: Saratoga-Weather.org
Updated: Thursday, 09-Jul-2026 11:00 am
 
This
afternoon
Clear
Clear
Tonight

Mostly Clear
Mostly Clear
Friday

Mostly Sunny
Mostly Sunny
Friday
night
Partly Cloudy
Partly Cloudy
Saturday

Mostly Sunny
Mostly Sunny
Saturday
night
Partly Cloudy
Partly Cloudy
Sunday

Partly Cloudy
Partly Cloudy
Sunday
night
Mostly Clear
Mostly Clear
High: 25° Low: 14° High: 27° Low: 15° High: 27° Low: 15° High: 25° Low: 14°
               
NNW
6
mph
Light breeze
NW→NNE
calm

Calm
ENE→NNW
4
mph
Light breeze
WNW→SSE
3
mph
Light air
SE→ENE
8-19
mph
Fresh breeze
ENE
8-17
mph
Moderate breeze
ENE
10-20
mph
Fresh breeze
ENE
10-19
mph
Fresh breeze
UV: 6
 High 
UV: 6
 High 
UV: 6
 High 
UV: 6
 High 

 

This afternoon
 
Clear. Unusually warm. High 25°. UV index up to 6. Wind north-northwest around 6 mph.
Tonight
 
Clear in the evening, becoming mostly clear after midnight. Low 14°. Wind northwest near calm in the evening, becoming north-northeast after midnight.
Friday
 
Mostly sunny in the morning, becoming partly to mostly sunny in the afternoon. Unusually warm. High 27°. UV index up to 6. Wind east-northeast around 4 mph in the morning, becoming north-northwest in the afternoon.
Friday night
 
Fair in the evening, becoming fair to partly cloudy after midnight. Low 15°. Wind west-northwest around 3 mph in the evening, becoming south-southeast after midnight.
Saturday
 
Partly to mostly sunny. Unusually warm. High 27°. UV index up to 6. Wind southeast around 8 mph, gusting to 19 mph, in the morning, becoming east-northeast in the afternoon.
Saturday night
 
Partly to mostly cloudy in the evening, becoming partly cloudy after midnight. Low 15°. Wind east-northeast around 8 mph, gusting to 17 mph.
Sunday
 
Partly cloudy in the morning, becoming sunny in the afternoon. Unusually warm. High 25°. UV index up to 6. Wind east-northeast around 10 mph, gusting to 20 mph.
Sunday night
 
Mostly clear in the evening, becoming clear after midnight. Low 14°. Wind east-northeast around 10 mph, gusting to 19 mph.
Monday
 
Sunny in the morning, becoming partly to mostly sunny in the afternoon. Unusually warm. High 26°. UV index up to 6. Wind east around 11 mph, gusting to 20 mph.
Monday night
 
Partly cloudy in the evening, becoming partly to mostly cloudy after midnight. Low 16°. Wind east around 9 mph, gusting to 20 mph.
Tuesday
 
Mostly cloudy in the morning, becoming partly cloudy in the afternoon. Unusually warm. High 25°. UV index up to 5. Wind east-northeast around 9 mph, gusting to 18 mph.
Tuesday night
 
Fair to partly cloudy in the evening, becoming partly to mostly cloudy after midnight. Low 16°. Wind east-northeast around 9 mph, gusting to 16 mph.
Wednesday
 
Mostly cloudy to cloudy. A slight chance of rain in the morning, then a chance of rain in the afternoon. Warm. High 23°. UV index up to 4. Wind east around 10 mph, gusting to 17 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Wednesday night
 
Cloudy in the evening, becoming mostly cloudy after midnight. Patchy light fog after midnight. A chance of rain. Low 16°. Wind east around 7 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.

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