WXSIM Forecast for: Colwyn Bay
Issued by: Saratoga-Weather.org
Updated: Thursday, 11-Jun-2026 06:00 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
Partly Cloudy
Partly Cloudy
Sunday

Mostly Cloudy
Mostly Cloudy
Sunday
night
Partly Cloudy
Partly Cloudy
Monday

Partly Cloudy
Partly Cloudy
Monday
night
Overcast
Overcast
Tuesday

Mostly Cloudy
Mostly Cloudy
<2 mm. <2 mm. <2 mm. <2 mm.
Low: 11° High: 15° Low: 9° High: 16° Low: 9° High: 18° Low: 9° High: 20° Low: 12° High: 20°
    WCh: 6°              
WSW
13-22
mph
Fresh breeze
WSW
15-23→18-26
mph
Strong breeze
WSW
15-23
mph
Fresh breeze
W
16-24
mph
Fresh breeze
W
11-23→7
mph
Fresh breeze
WNW
7-15
mph
Moderate breeze
NE→SE
4
mph
Light breeze
S→WNW
4
mph
Light breeze
SE
2→5
mph
Light breeze
SSE→SW
7-17
mph
Moderate breeze
UV: 6
 High 
UV: 5
 Medium 
UV: 4
 Medium 
UV: 5
 Medium 
UV: 5
 Medium 

 

Tonight
 
Dense overcast in the evening, becoming cloudy after midnight. Patchy light fog after midnight. A chance of rain. Breezy. Low 11°. Wind west-southwest around 13 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-southwest around 15 mph, gusting to 23 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 12. Wind west-southwest around 15 mph, gusting to 23 mph.
Saturday
 
Mostly cloudy in the morning, becoming partly cloudy in the afternoon. Breezy. High 16°. UV index up to 5. Wind west around 16 mph, gusting to 24 mph.
Saturday night
 
Partly cloudy in the evening, becoming partly to mostly cloudy after midnight. Cool. Low 9°. Wind west around 11 mph, gusting to 23 mph, in the evening, becoming 7 mph after midnight.
Sunday
 
Cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. High 18°. UV index up to 4. Wind west-northwest around 7 mph, gusting to 15 mph.
Sunday night
 
Fair to partly cloudy in the evening, becoming mostly clear after midnight. Low 9°. Wind northeast around 4 mph in the evening, becoming southeast after midnight.
Monday
 
Partly cloudy in the morning, becoming mostly cloudy in the afternoon. Mild. High 20°. UV index up to 5. Wind south around 4 mph in the morning, becoming west-northwest in the afternoon.
Monday night
 
Dense overcast. A chance of rain. Low 12°. Wind southeast around 2 mph in the evening, becoming 5 mph after midnight. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Tuesday
 
Cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. A chance of rain in the afternoon. Mild. High 20°. UV index up to 5. Wind south-southeast around 7 mph, gusting to 17 mph, in the morning, becoming southwest in the afternoon. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Tuesday night
 
Dense overcast. Patchy light fog. Rain likely. Low 13°. Wind south around 9 mph, gusting to 16 mph, in the evening, becoming 13 mph, gusting to 19 mph, after midnight. Chance of precipitation 80 percent. Precipitation mostly between 20 and 30 mm.
Wednesday
 
Dense overcast in the morning, becoming mostly cloudy to cloudy in the afternoon. Patchy light fog. A chance of rain in the morning, then a slight chance of rain in the afternoon. High 18°. UV index up to 4. Wind southwest around 10 mph, gusting to 18 mph. Chance of precipitation 60 percent. Precipitation mostly around 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 less than 2 mm.

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