WXSIM Forecast for: Colwyn Bay
Issued by: Saratoga-Weather.org
Updated: Friday, 07-Aug-2026 06:00 pm
 
Tonight

Fog late
Fog late
Saturday

Partly Cloudy
Partly Cloudy
Saturday
night
Partly Cloudy
Partly Cloudy
Sunday

Mostly Cloudy
Mostly Cloudy
Sunday
night
Chance rain
Chance rain
Monday

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

Mostly Sunny
Mostly Sunny
2 mm. <2 mm.
Low: 12° High: 22° Low: 13° High: 21° Low: 12° High: 19° Low: 12° High: 24°
               
SW
6-18
mph
Moderate breeze
SSW
6-16
mph
Moderate breeze
SW
6
mph
Light breeze
SW
8-17
mph
Moderate breeze
W
7-17
mph
Moderate breeze
NNW
5
mph
Light breeze
N→SSE
4
mph
Light breeze
SSE→ENE
9-16→5
mph
Moderate breeze
UV: 5
 Medium 
UV: 3
 Medium 
UV: 5
 Medium 
UV: 6
 High 

 

Tonight
 
Fair in the evening, becoming fair to partly cloudy after midnight. Patchy light fog after midnight. Low 12°. Wind southwest around 6 mph, gusting to 18 mph.
Saturday
 
Partly to mostly cloudy in the morning, becoming partly cloudy in the afternoon. Mild. High 22°. UV index up to 5. Wind south-southwest around 6 mph, gusting to 16 mph.
Saturday night
 
Partly cloudy in the evening, becoming partly to mostly cloudy after midnight. Low 13°. Wind southwest around 6 mph.
Sunday
 
Mostly cloudy to cloudy in the morning, becoming dense overcast in the afternoon. High 21°. UV index up to 3. Wind southwest around 8 mph, gusting to 17 mph.
Sunday night
 
Cloudy. Patchy light fog after midnight. A chance of rain in the evening, then a slight chance of rain after midnight. Low 12°. Wind west around 7 mph, gusting to 17 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Monday
 
Mostly cloudy to cloudy in the morning, becoming partly to mostly cloudy in the afternoon. Patchy light fog in the morning. A chance of rain. High 19°. UV index up to 5. Wind north-northwest around 5 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Monday night
 
Fair to partly cloudy. Low 12°. Wind north around 4 mph in the evening, becoming south-southeast after midnight.
Tuesday
 
Partly to mostly sunny in the morning, becoming sunny in the afternoon. Unusually warm. High 24°. UV index up to 6. Wind south-southeast around 9 mph, gusting to 16 mph, in the morning, becoming east-northeast around 5 mph in the afternoon.
Tuesday night
 
Fair in the evening, becoming partly to mostly cloudy after midnight. Low 14°. Wind northeast around 4 mph in the evening, becoming southeast around 9 mph after midnight.
Wednesday
 
Cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. Warm. High 23°. UV index up to 3. Wind southeast around 11 mph, gusting to 15 mph, in the morning, becoming 8 mph, gusting to 15 mph, in the afternoon.
Wednesday night
 
Partly to mostly cloudy in the evening, becoming fair after midnight. Patchy light fog after midnight. Low 12°. Wind west-southwest around 5 mph.
Thursday
 
Partly to mostly sunny in the morning, becoming partly to mostly cloudy in the afternoon. Patchy light fog in the morning. Warm. High 23°. UV index up to 4. Wind west-southwest around 8 mph, gusting to 18 mph.
Thursday night
 
Fair in the evening, becoming partly cloudy after midnight. Patchy light fog after midnight. Low 13°. Wind west around 6 mph in the evening, becoming north-northwest after midnight.

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