WXSIM Forecast for: Colwyn Bay
Issued by: Saratoga-Weather.org
Updated: Thursday, 11-Jun-2026 09:00 pm
 
Tonight

Fog late
Fog late
Friday

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

Partly Cloudy
Partly Cloudy
Saturday
night
Fog late
Fog late
Sunday

Mostly Cloudy
Mostly Cloudy
Sunday
night
Partly Cloudy
Partly Cloudy
Monday

Mostly Cloudy
Mostly Cloudy
<2 mm. <2 mm.
Low: 11° High: 15° Low: 9° High: 15° Low: 8° High: 18° Low: 9° High: 19°
    WCh: 6°          
W
12-22
mph
Fresh breeze
W
14-24→18-26
mph
Strong breeze
W
15-23
mph
Fresh breeze
W
15-24
mph
Fresh breeze
W
9-20→5
mph
Fresh breeze
NW
5
mph
Light breeze
E
5
mph
Light breeze
ESE
10-18
mph
Moderate breeze
UV: 6
 High 
UV: 6
 High 
UV: 4
 Medium 
UV: 4
 Medium 

 

Tonight
 
Cloudy. Patchy light fog after midnight. A slight chance of rain in the evening, then a chance of rain after midnight. Breezy. Low 11°. Wind west around 12 mph, gusting to 22 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Friday
 
Cloudy in the morning, becoming partly to mostly sunny in the afternoon. Patchy light fog in the morning. A chance of rain. Windy. High 15°. UV index up to 6. Wind west around 14 mph, gusting to 24 mph, in the morning, becoming 18 mph, gusting to 26 mph, in the afternoon. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Friday night
 
Fair in the evening, becoming partly cloudy after midnight. Breezy and cool. Low 9°. Wind chill ranging from 6 to 13. Wind west around 15 mph, gusting to 23 mph.
Saturday
 
Partly to mostly cloudy in the morning, becoming partly cloudy in the afternoon. Breezy. High 15°. UV index up to 6. Wind west around 15 mph, gusting to 24 mph.
Saturday night
 
Fair to partly cloudy in the evening, becoming partly to mostly cloudy after midnight. Patchy light fog after midnight. Cool. Low 8°. Wind west around 9 mph, gusting to 20 mph, in the evening, becoming 5 mph after midnight.
Sunday
 
Mostly cloudy to cloudy. High 18°. UV index up to 4. Wind northwest around 5 mph.
Sunday night
 
Fair to partly cloudy in the evening, becoming partly cloudy after midnight. Cool. Low 9°. Wind east around 5 mph.
Monday
 
Partly to mostly cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. High 19°. UV index up to 4. Wind east-southeast around 10 mph, gusting to 18 mph.
Monday night
 
Mostly cloudy to cloudy in the evening, becoming cloudy after midnight. A chance of rain. Low 11°. Wind west-southwest around 6 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Tuesday
 
Cloudy. A slight chance of rain. High 20°. UV index up to 5. Wind southwest around 8 mph, gusting to 18 mph, in the morning, becoming 12 mph, gusting to 21 mph, in the afternoon. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Tuesday night
 
Dense overcast. Patchy light fog after midnight. Rain likely. Breezy. Low 13°. Wind southwest around 13 mph, gusting to 21 mph. Chance of precipitation 60 percent. Precipitation mostly around 5 mm.
Wednesday
 
Dense overcast in the morning, becoming 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. Breezy. High 18°. UV index up to 4. Wind southwest around 12 mph, gusting to 21 mph. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm.
Wednesday night
 
Dense overcast in the evening, becoming mostly cloudy after midnight. Light to moderate fog after midnight. A slight chance of rain in the evening, then a chance of rain after midnight. Low 12°. Wind southwest around 9 mph, gusting to 16 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.