WXSIM Forecast for: Colwyn Bay
Issued by: Saratoga-Weather.org
Updated: Thursday, 04-Jun-2026 09:00 pm
 
Tonight

Chance rain
Chance rain
Friday

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

Rain likely
Rain likely
Saturday
night
Mostly Cloudy
Mostly Cloudy
Sunday

Chance rain
Chance rain
Sunday
night
Rain likely
Rain likely
Monday

Fog a.m.
Fog a.m.
2 mm. 2 mm. 5 mm. <2 mm. 2 mm. 7 mm. <2 mm.
Low: 8° High: 14° Low: 9° High: 14° Low: 10° High: 14° Low: 11° High: 14°
               
WNW
13-23
mph
Fresh breeze
WSW
11-20
mph
Fresh breeze
SSE
7-15→12-21
mph
Fresh breeze
SE→W
13-21→8-19
mph
Fresh breeze
WNW→WSW
13-22
mph
Fresh breeze
WSW
16-25
mph
Strong breeze
WSW
12-22
mph
Fresh breeze
W
10-20
mph
Fresh breeze
UV: 5
 Medium 
UV: 3
 Medium 
UV: 4
 Medium 
UV: 5
 Medium 

 

Tonight
 
Mostly cloudy in the evening, becoming partly to mostly cloudy after midnight. Patchy light fog after midnight. A slight chance of rain in the evening, then a chance of rain after midnight. Breezy and cool. Low 8°. Wind west-northwest around 13 mph, gusting to 23 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Friday
 
Partly to mostly cloudy in the morning, becoming mostly cloudy in the afternoon. Patchy light fog in the morning. High 14°. UV index up to 5. Wind west-southwest around 11 mph, gusting to 20 mph.
Friday night
 
Cloudy in the evening, becoming dense overcast after midnight. A slight chance of rain in the evening, then a chance of rain after midnight. Cool. Low 9°. Wind south-southeast around 7 mph, gusting to 15 mph, in the evening, becoming 12 mph, gusting to 21 mph, after midnight. Chance of precipitation 50 percent. Precipitation mostly around 2 mm.
Saturday
 
Dense overcast in the morning, becoming mostly cloudy in the afternoon. Patchy light fog in the afternoon. Rain likely. High 14°. UV index up to 3. Wind southeast around 13 mph, gusting to 21 mph, in the morning, becoming west around 8 mph, gusting to 19 mph, in the afternoon. Chance of precipitation 60 percent. Precipitation mostly around 5 mm.
Saturday night
 
Mostly cloudy. A slight chance of rain. Breezy. Low 10°. Wind west-northwest around 13 mph, gusting to 22 mph, in the evening, becoming west-southwest after midnight. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Sunday
 
Cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. A chance of rain in the morning, then a slight chance of rain in the afternoon. Breezy. High 14°. UV index up to 4. Wind west-southwest around 16 mph, gusting to 25 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Sunday night
 
Dense overcast. Patchy light fog after midnight. A chance of rain in the evening, then rain likely after midnight. Breezy. Low 11°. Wind west-southwest around 12 mph, gusting to 22 mph. Chance of precipitation 70 percent. Precipitation mostly between 5 and 10 mm.
Monday
 
Mostly cloudy in the morning, becoming partly to mostly sunny in the afternoon. Patchy light fog in the morning. A chance of rain. High 14°. UV index up to 5. Wind west around 10 mph, gusting to 20 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Monday night
 
Partly cloudy in the evening, becoming partly to mostly cloudy after midnight. A chance of rain. Cool. Low 8°. Wind west around 9 mph, gusting to 20 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Tuesday
 
Partly to mostly cloudy in the morning, becoming partly cloudy in the afternoon. A chance of rain. Breezy and cool. High 12°. UV index up to 4. Wind west around 11 mph, gusting to 21 mph. Chance of precipitation 50 percent. Precipitation mostly around 5 mm.
Tuesday night
 
Partly cloudy in the evening, becoming partly to mostly cloudy after midnight. Patchy light fog after midnight. A chance of rain. Cool. Low 8°. Wind west around 9 mph, gusting to 20 mph. Chance of precipitation 40 percent. Precipitation mostly less than 2 mm.
Wednesday
 
Partly cloudy. A slight chance of rain. High 15°. UV index up to 5. Wind west around 10 mph, gusting to 20 mph, in the morning, becoming 6 mph, gusting to 19 mph, in the afternoon. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Wednesday night
 
Dense overcast. A chance of rain in the evening, then rain likely after midnight. Breezy. Low 10°. Wind east-southeast around 8 mph, gusting to 19 mph, in the evening, becoming 14 mph, gusting to 21 mph, after midnight. Chance of precipitation 80 percent. Precipitation mostly around 20 mm.

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