WXSIM Forecast for: Colwyn Bay
Issued by: Saratoga-Weather.org
Updated: Saturday, 13-Jun-2026 06:00 pm
 
Tonight

Fog late
Fog late
Sunday

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

Chance rain
Chance rain
Monday
night
Fog late
Fog late
Tuesday

Chance rain
Chance rain
Tuesday
night
Chance rain
Chance rain
Wednesday

Chance rain
Chance rain
<2 mm. 2 mm. <2 mm. <5 mm. 5 mm. 2 mm.
Low: 9° High: 16° Low: 9° High: 15° Low: 11° High: 17° Low: 12° High: 16°
               
WNW
12-24→8-15
mph
Fresh breeze
WNW→NNW
7→4
mph
Light breeze
E
6
mph
Light breeze
ESE
10-18
mph
Moderate breeze
SSW
7
mph
Light breeze
SW
10-20
mph
Fresh breeze
SW
6-18→13-21
mph
Fresh breeze
SSW
6→11-22
mph
Fresh breeze
UV: 4
 Medium 
UV: 3
 Medium 
UV: 4
 Medium 
UV: 3
 Medium 

 

Tonight
 
Mostly cloudy in the evening, becoming partly cloudy after midnight. Patchy light fog in the evening, then light to moderate fog after midnight. A chance of rain. Cool. Low 9°. Wind west-northwest around 12 mph, gusting to 24 mph, in the evening, becoming 8 mph, gusting to 15 mph, after midnight. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Sunday
 
Dense overcast in the morning, becoming mostly cloudy in the afternoon. Patchy light fog in the morning. High 16°. UV index up to 4. Wind west-northwest around 7 mph in the morning, becoming north-northwest around 4 mph in the afternoon.
Sunday night
 
Partly cloudy in the evening, becoming mostly cloudy after midnight. Cool. Low 9°. Wind east around 6 mph.
Monday
 
Mostly cloudy to cloudy in the morning, becoming dense overcast in the afternoon. A chance of rain. High 15°. UV index up to 3. Wind east-southeast around 10 mph, gusting to 18 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Monday night
 
Dense overcast in the evening, becoming cloudy after midnight. Patchy light fog after midnight. A chance of rain. Low 11°. Wind south-southwest around 7 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Tuesday
 
Cloudy. Patchy light fog in the morning. A slight chance of rain in the morning, then a chance of rain in the afternoon. High 17°. UV index up to 4. Wind southwest around 10 mph, gusting to 20 mph. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm.
Tuesday night
 
Dense overcast in the evening, becoming cloudy after midnight. Light to moderate fog in the evening, then patchy light fog after midnight. A chance of rain in the evening, then a slight chance of rain after midnight. Low 12°. Wind southwest around 6 mph, gusting to 18 mph, in the evening, becoming 13 mph, gusting to 21 mph, after midnight. Chance of precipitation 60 percent. Precipitation mostly around 5 mm.
Wednesday
 
Cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. Light to moderate fog in the morning, then patchy light fog in the afternoon. A chance of rain. High 16°. UV index up to 3. Wind south-southwest around 6 mph in the morning, becoming 11 mph, gusting to 22 mph, in the afternoon. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Wednesday night
 
Cloudy. Patchy light fog after midnight. A chance of rain in the evening, then a slight chance of rain after midnight. Breezy. Low 11°. Wind southwest around 12 mph, gusting to 23 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Thursday
 
Dense overcast in the morning, becoming cloudy in the afternoon. Patchy light fog. A slight chance of rain in the morning, then a chance of rain in the afternoon. High 16°. UV index up to 3. Wind south-southwest around 6 mph, gusting to 15 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Thursday night
 
Mostly cloudy to cloudy in the evening, becoming cloudy after midnight. Patchy light fog after midnight. A slight chance of rain. Low 13°. Wind south around 4 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Friday
 
Cloudy in the morning, becoming mostly cloudy in the afternoon. A chance of rain. Mild. High 20°. UV index up to 5. Wind west-southwest around 3 mph in the morning, becoming 7 mph, gusting to 17 mph, in the afternoon. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Friday night
 
Partly cloudy in the evening, becoming partly to mostly cloudy after midnight. Patchy light fog after midnight. A slight chance of rain. Breezy. Low 13°. Wind west-southwest around 11 mph, gusting to 19 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.

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