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WXSIM Forecast for: Colwyn Bay
Issued by: Saratoga-Weather.org
Updated: Friday, 17-Jul-2026 06:00 pm
 
Tonight

Fog late
Fog late		 Saturday

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

Mostly Cloudy
Mostly Cloudy		 Sunday
night
Partly Cloudy
Partly Cloudy		 Monday

Mostly Sunny
Mostly Sunny		 Monday
night
Clear
Clear		 Tuesday

Partly Cloudy
Partly Cloudy
<2 mm. <2 mm.
Low: 12° High: 19° Low: 12° High: 21° Low: 12° High: 22° Low: 11° High: 23°
               
NW→W
4-19
mph
Fresh breeze		 W→NNW
6-17→10-20
mph
Fresh breeze		 NNW→SE
7-17→2
mph
Moderate breeze		 NW
6-15
mph
Moderate breeze		 NW
4
mph
Light breeze		 NW
7-16
mph
Moderate breeze		 NW
4-16
mph
Moderate breeze		 NW
5-17→11-20
mph
Fresh breeze
UV: 5
 Medium 		 UV: 6
 High 		 UV: 6
 High 		 UV: 6
 High 

 

Tonight
 
 Fair. Patchy light fog after midnight. Low 12°. Wind northwest around 4 mph, gusting to 19 mph, in the evening, becoming west after midnight.
Saturday
 
 Partly cloudy. Patchy light fog in the morning. A chance of rain. High 19°. UV index up to 5. Wind west around 6 mph, gusting to 17 mph, in the morning, becoming north-northwest around 10 mph, gusting to 20 mph, in the afternoon. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Saturday night
 
 Partly cloudy in the evening, becoming mostly cloudy after midnight. A slight chance of rain. Low 12°. Wind north-northwest around 7 mph, gusting to 17 mph, in the evening, becoming southeast around 2 mph after midnight. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Sunday
 
 Partly to mostly cloudy in the morning, becoming partly to mostly sunny in the afternoon. High 21°. UV index up to 6. Wind northwest around 6 mph, gusting to 15 mph.
Sunday night
 
 Partly cloudy. Low 12°. Wind northwest around 4 mph.
Monday
 
 Partly to mostly sunny in the morning, becoming sunny in the afternoon. Warm. High 22°. UV index up to 6. Wind northwest around 7 mph, gusting to 16 mph.
Monday night
 
 Clear. Low 11°. Wind northwest around 4 mph, gusting to 16 mph.
Tuesday
 
 Sunny in the morning, becoming partly cloudy in the afternoon. Warm. High 23°. UV index up to 6. Wind northwest around 5 mph, gusting to 17 mph, in the morning, becoming 11 mph, gusting to 20 mph, in the afternoon.
Tuesday night
 
 Partly cloudy in the evening, becoming cloudy after midnight. Breezy. Low 13°. Wind northwest around 12 mph, gusting to 20 mph.
Wednesday
 
 Mostly cloudy to cloudy. A chance of rain in the morning, then a slight chance of rain in the afternoon. High 18°. UV index up to 4. Wind north-northwest around 10 mph, gusting to 19 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Wednesday night
 
 Partly cloudy in the evening, becoming mostly clear after midnight. Patchy light fog after midnight. Low 11°. Wind north-northwest around 6 mph, gusting to 16 mph.
Thursday
 
 Mostly sunny. Warm. High 23°. UV index up to 7. Wind north-northwest around 7 mph, gusting to 17 mph.
Thursday night
 
 Mostly clear in the evening, becoming fair to partly cloudy after midnight. Low 11°. Wind northwest around 5 mph, gusting to 16 mph.

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