WXSIM Forecast for: Colwyn Bay
Issued by: Saratoga-Weather.org
Updated: Friday, 12-Jun-2026 06:00 pm
 
Tonight

Partly Cloudy
Partly Cloudy
Saturday

Mostly Cloudy
Mostly Cloudy
Saturday
night
Partly Cloudy
Partly Cloudy
Sunday

Mostly Cloudy
Mostly Cloudy
Sunday
night
Cloudy
Cloudy
Monday

Rain likely
Rain likely
Monday
night
Chance rain
Chance rain
Tuesday

Rain likely
Rain likely
5 mm. <5 mm. 7 mm.
Low: 8° High: 13° Low: 6° High: 18° Low: 11° High: 18° Low: 12° High: 17°
WCh: 5°              
WNW
15-24
mph
Fresh breeze
WNW
15-23
mph
Fresh breeze
WNW
11-20→7
mph
Fresh breeze
NW→N
5
mph
Light breeze
ENE→SE
6
mph
Light breeze
SE
10-18
mph
Moderate breeze
SW
7
mph
Light breeze
SSW
7-16
mph
Moderate breeze
UV: 5
 Medium 
UV: 4
 Medium 
UV: 4
 Medium 
UV: 3
 Medium 

 

Tonight
 
Partly cloudy in the evening, becoming partly to mostly cloudy after midnight. Breezy and cool. Low 8°. Wind chill ranging from 5 to 18. Wind west-northwest around 15 mph, gusting to 24 mph.
Saturday
 
Partly to mostly cloudy. Breezy and cool. High 13°. UV index up to 5. Wind west-northwest around 15 mph, gusting to 23 mph.
Saturday night
 
Mostly cloudy in the evening, becoming partly cloudy after midnight. Cool. Low 6°. Wind west-northwest around 11 mph, gusting to 20 mph, in the evening, becoming 7 mph after midnight.
Sunday
 
Mostly cloudy to cloudy in the morning, becoming mostly cloudy in the afternoon. High 18°. UV index up to 4. Wind northwest around 5 mph in the morning, becoming north in the afternoon.
Sunday night
 
Cloudy. Low 11°. Wind east-northeast around 6 mph in the evening, becoming southeast after midnight.
Monday
 
Mostly cloudy to cloudy in the morning, becoming cloudy in the afternoon. Rain likely. High 18°. UV index up to 4. Wind southeast around 10 mph, gusting to 18 mph. Chance of precipitation 60 percent. Precipitation mostly around 5 mm.
Monday night
 
Cloudy. Patchy light fog. A chance of rain in the evening, then a slight chance of rain after midnight. Low 12°. Wind southwest around 7 mph. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm.
Tuesday
 
Cloudy in the morning, becoming dense overcast in the afternoon. Patchy light fog. A slight chance of rain in the morning, then rain likely in the afternoon. High 17°. UV index up to 3. Wind south-southwest around 7 mph, gusting to 16 mph. Chance of precipitation 70 percent. Precipitation mostly between 5 and 10 mm.
Tuesday night
 
Dense overcast in the evening, becoming cloudy after midnight. Patchy light fog. Rain likely in the evening, then a chance of rain after midnight. Breezy. Low 12°. Wind south-southwest around 14 mph, gusting to 23 mph. Chance of precipitation 70 percent. Precipitation mostly between 5 and 10 mm.
Wednesday
 
Mostly cloudy to cloudy in the morning, becoming partly 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. High 18°. UV index up to 5. Wind southwest around 11 mph, gusting to 20 mph. Chance of precipitation 40 percent. Precipitation mostly between 2 and 5 mm.
Wednesday night
 
Mostly cloudy in the evening, becoming cloudy after midnight. Patchy light fog after midnight. A slight chance of rain in the evening, then a chance of rain after midnight. Low 13°. Wind southwest around 11 mph, gusting to 20 mph, in the evening, becoming 7 mph, gusting to 16 mph, after midnight. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Thursday
 
Dense overcast. Patchy light fog in the morning. A chance of rain in the morning, then a slight chance of rain in the afternoon. High 17°. UV index up to 2. Wind south around 5 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Thursday night
 
Partly cloudy in the evening, becoming partly to mostly cloudy after midnight. Patchy light fog after midnight. A slight chance of rain. Low 13°. Wind east-southeast around 4 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.