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

Partly Cloudy
Partly Cloudy		 Saturday

Partly Cloudy
Partly Cloudy		 Saturday
night
Partly Cloudy
Partly Cloudy		 Sunday

Partly Cloudy
Partly Cloudy		 Sunday
night
Partly Cloudy
Partly Cloudy		 Monday

Mostly Sunny
Mostly Sunny		 Monday
night
Fog late
Fog late
2 mm.
High: 25° Low: 14° High: 21° Low: 14° High: 22° Low: 13° High: 23° Low: 11°
               
NNW
8-18
mph
Moderate breeze		 NNW→W
4-15
mph
Moderate breeze		 W→NNW
6-17→9-19
mph
Fresh breeze		 NNW→SE
6-16→2
mph
Moderate breeze		 NNW
4→7-17
mph
Moderate breeze		 NNW
3-15
mph
Moderate breeze		 NNW
4→7-16
mph
Moderate breeze		 NW
5-15
mph
Moderate breeze
UV: 6
 High 		 UV: 5
 Medium 		 UV: 6
 High 		 UV: 6
 High 

 

This afternoon
 
 Fair to partly cloudy. Unusually warm. High 25°. UV index up to 6. Wind north-northwest around 8 mph, gusting to 18 mph.
Tonight
 
 Mostly clear in the evening, becoming fair to partly cloudy after midnight. Low 14°. Wind north-northwest around 4 mph, gusting to 15 mph, in the evening, becoming west after midnight.
Saturday
 
 Partly cloudy in the morning, becoming partly to mostly sunny in the afternoon. A chance of rain. High 21°. UV index up to 5. Wind west around 6 mph, gusting to 17 mph, in the morning, becoming north-northwest around 9 mph, gusting to 19 mph, in the afternoon. Chance of precipitation 30 percent. Precipitation mostly around 2 mm.
Saturday night
 
 Fair to partly cloudy in the evening, becoming mostly cloudy after midnight. Low 14°. Wind north-northwest around 6 mph, gusting to 16 mph, in the evening, becoming southeast around 2 mph after midnight.
Sunday
 
 Partly cloudy in the morning, becoming mostly sunny in the afternoon. Mild. High 22°. UV index up to 6. Wind north-northwest around 4 mph in the morning, becoming 7 mph, gusting to 17 mph, in the afternoon.
Sunday night
 
 Partly cloudy. Low 13°. Wind north-northwest around 3 mph, gusting to 15 mph.
Monday
 
 Partly to mostly sunny in the morning, becoming sunny in the afternoon. Warm. High 23°. UV index up to 6. Wind north-northwest around 4 mph in the morning, becoming 7 mph, gusting to 16 mph, in the afternoon.
Monday night
 
 Clear in the evening, becoming fair after midnight. Patchy light fog after midnight. Low 11°. Wind northwest around 5 mph, gusting to 15 mph.
Tuesday
 
 Partly cloudy in the morning, becoming mostly cloudy in the afternoon. Patchy light fog in the morning. High 20°. UV index up to 5. Wind northwest around 9 mph, gusting to 19 mph, in the morning, becoming 12 mph, gusting to 23 mph, in the afternoon.
Tuesday night
 
 Cloudy. A slight chance of rain in the evening, then a chance of rain after midnight. Breezy. Low 13°. Wind northwest around 14 mph, gusting to 23 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Wednesday
 
 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 19°. UV index up to 6. Wind northwest around 12 mph, gusting to 21 mph. Chance of precipitation 40 percent. Precipitation mostly between 2 and 5 mm.
Wednesday night
 
 Partly cloudy in the evening, becoming partly to mostly cloudy after midnight. Low 12°. Wind northwest around 7 mph, gusting to 20 mph.
Thursday
 
 Partly to mostly cloudy in the morning, becoming mostly cloudy in the afternoon. High 21°. UV index up to 6. Wind northwest around 5 mph.
Thursday night
 
 Partly to mostly cloudy in the evening, becoming fair to partly cloudy after midnight. Patchy light fog after midnight. Low 11°. Wind northwest around 3 mph.

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