WXSIM Forecast for: Colwyn Bay
Issued by: Saratoga-Weather.org
Updated: Friday, 24-Jul-2026 11:00 am
 
This
afternoon
Partly Cloudy
Partly Cloudy
Tonight

Fog late
Fog late
Saturday

Fog a.m.
Fog a.m.
Saturday
night
Chance rain
Chance rain
Sunday

Chance rain
Chance rain
Sunday
night
Mostly Cloudy
Mostly Cloudy
Monday

Partly Cloudy
Partly Cloudy
Monday
night
Mostly Cloudy
Mostly Cloudy
<5 mm. <2 mm. <2 mm. <2 mm.
High: 21° Low: 12° High: 18° Low: 12° High: 16° Low: 11° High: 21° Low: 14°
               
WNW
11-20
mph
Fresh breeze
WSW
7-17
mph
Moderate breeze
WSW
13-22
mph
Fresh breeze
WSW
9-19
mph
Fresh breeze
WNW
17-26
mph
Strong breeze
WNW
15-25→12-20
mph
Strong breeze
W
10-19
mph
Fresh breeze
WSW
10-19
mph
Fresh breeze
UV: 6
 High 
UV: 3
 Medium 
UV: 4
 Medium 
UV: 5
 Medium 

 

This afternoon
 
Partly cloudy. Mild. High 21°. UV index up to 6. Wind west-northwest around 11 mph, gusting to 20 mph.
Tonight
 
Fair to partly cloudy in the evening, becoming partly cloudy after midnight. Patchy light fog after midnight. Low 12°. Wind west-southwest around 7 mph, gusting to 17 mph.
Saturday
 
Mostly cloudy in the morning, becoming cloudy in the afternoon. Patchy light fog in the morning. Breezy. High 18°. UV index up to 3. Wind west-southwest around 13 mph, gusting to 22 mph.
Saturday night
 
Cloudy. Patchy light fog after midnight. A slight chance of rain in the evening, then a chance of rain after midnight. Low 12°. Wind west-southwest around 9 mph, gusting to 19 mph. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm.
Sunday
 
Cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. Patchy light fog in the morning. A chance of rain in the morning, then a slight chance of rain in the afternoon. Windy. High 16°. UV index up to 4. Wind west-northwest around 17 mph, gusting to 26 mph. Chance of precipitation 40 percent. Precipitation mostly less than 2 mm.
Sunday night
 
Mostly cloudy to cloudy in the evening, becoming partly to mostly cloudy after midnight. A chance of rain. Breezy and cool. Low 11°. Wind west-northwest around 15 mph, gusting to 25 mph, in the evening, becoming 12 mph, gusting to 20 mph, after midnight. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Monday
 
Mostly cloudy in the morning, becoming partly cloudy in the afternoon. High 21°. UV index up to 5. Wind west around 10 mph, gusting to 19 mph.
Monday night
 
Mostly cloudy to cloudy in the evening, becoming cloudy after midnight. A slight chance of rain after midnight. Low 14°. Wind west-southwest around 10 mph, gusting to 19 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Tuesday
 
Mostly cloudy to cloudy in the morning, becoming partly to mostly cloudy in the afternoon. Warm. High 23°. UV index up to 5. Wind west-southwest around 9 mph, gusting to 18 mph.
Tuesday night
 
Fair to partly cloudy in the evening, becoming mostly cloudy after midnight. Low 14°. Wind southwest around 4 mph, gusting to 15 mph.
Wednesday
 
Mostly cloudy to cloudy. A chance of rain in the morning, then a slight chance of rain in the afternoon. High 20°. UV index up to 4. Wind southwest around 9 mph, gusting to 18 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Wednesday night
 
Cloudy in the evening, becoming partly to mostly cloudy after midnight. Patchy light fog. A slight chance of rain. Low 14°. Wind southwest around 7 mph, gusting to 17 mph, in the evening, becoming southeast after midnight. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Thursday
 
Partly cloudy in the morning, becoming sunny in the afternoon. Patchy light fog in the morning. Unusually warm. High 25°. UV index up to 6. Wind east-southeast around 5 mph in the morning, becoming northwest in the afternoon.
Thursday night
 
Fair to partly cloudy in the evening, becoming clear after midnight. Low 13°. Wind northwest around 5 mph in the evening, becoming west-southwest after midnight.

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