WXSIM Forecast for: Colwyn Bay
Issued by: Saratoga-Weather.org
Updated: Wednesday, 15-Apr-2026 09:00 pm
 
Tonight

Chance rain
Chance rain
Thursday

Mostly Cloudy
Mostly Cloudy
Thursday
night
Chance rain
Chance rain
Friday

Chance rain
Chance rain
Friday
night
Partly Cloudy
Partly Cloudy
Saturday

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

Mostly Sunny
Mostly Sunny
2 mm. <2 mm. <5 mm. <5 mm. <2 mm.
Low: 9° High: 13° Low: 9° High: 14° Low: 8° High: 11° Low: 5° High: 12°
               
SSW
19-28
mph
Strong breeze
WSW
12-23
mph
Fresh breeze
S
9-18→12-21
mph
Fresh breeze
S
12-23
mph
Fresh breeze
SSW
10-19
mph
Fresh breeze
WSW→WNW
12-23
mph
Fresh breeze
WNW
6-17→2
mph
Moderate breeze
NNW
5
mph
Light breeze
UV: 2
 Low 
UV: 3
 Medium 
UV: 3
 Medium 
UV: 3
 Medium 

 

Tonight
 
Partly to mostly cloudy. A chance of rain in the evening, then a slight chance of rain after midnight. Windy. Low 9°. Wind south-southwest around 19 mph, gusting to 28 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Thursday
 
Partly to mostly cloudy in the morning, becoming cloudy in the afternoon. A slight chance of rain. Breezy. High 13°. UV index up to 2. Wind west-southwest around 12 mph, gusting to 23 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Thursday night
 
Dense overcast. A chance of rain. Low 9°. Wind south around 9 mph, gusting to 18 mph, in the evening, becoming 12 mph, gusting to 21 mph, after midnight. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm.
Friday
 
Dense overcast in the morning, becoming partly cloudy in the afternoon. Patchy light fog. A chance of rain. Breezy. High 14°. UV index up to 3. Wind south around 12 mph, gusting to 23 mph. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm.
Friday night
 
Partly to mostly cloudy in the evening, becoming partly cloudy after midnight. Low 8°. Wind south-southwest around 10 mph, gusting to 19 mph.
Saturday
 
Partly to mostly cloudy in the morning, becoming partly cloudy in the afternoon. Patchy light fog in the morning. A chance of rain. Breezy. High 11°. UV index up to 3. Wind west-southwest around 12 mph, gusting to 23 mph, in the morning, becoming west-northwest in the afternoon. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Saturday night
 
Fair to partly cloudy. Low 5°. Wind west-northwest around 6 mph, gusting to 17 mph, in the evening, becoming 2 mph after midnight.
Sunday
 
Partly to mostly sunny in the morning, becoming sunny in the afternoon. High 12°. UV index up to 3. Wind north-northwest around 5 mph.
Sunday night
 
Fair in the evening, becoming fair to partly cloudy after midnight. Low 5°. Wind north around 2 mph in the evening, becoming south-southeast after midnight.
Monday
 
Partly to mostly sunny in the morning, becoming partly to mostly cloudy in the afternoon. High 13°. UV index up to 3. Wind east-southeast around 5 mph, gusting to 17 mph, in the morning, becoming northeast in the afternoon.
Monday night
 
Mostly cloudy in the evening, becoming partly to mostly cloudy after midnight. A chance of rain. Low 5°. Wind north-northeast around 7 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Tuesday
 
Partly to mostly cloudy. A chance of rain. High 11°. UV index up to 3. Wind north-northeast around 10 mph, gusting to 19 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Tuesday night
 
Partly to mostly cloudy. Low 6°. Wind north-northeast around 7 mph, gusting to 19 mph, in the evening, becoming northwest after midnight.

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