WXSIM Forecast for: Colwyn Bay
Issued by: Saratoga-Weather.org
Updated: Monday, 29-Jun-2026 09:00 pm
 
Tonight

Mostly Cloudy
Mostly Cloudy
Tuesday

Chance rain
Chance rain
Tuesday
night
Partly Cloudy
Partly Cloudy
Wednesday

Mostly Cloudy
Mostly Cloudy
Wednesday
night
Chance rain
Chance rain
Thursday

Chance rain
Chance rain
Thursday
night
Fog late
Fog late
Friday

Partly Cloudy
Partly Cloudy
Friday
night
Partly Cloudy
Partly Cloudy
Saturday

Mostly Cloudy
Mostly Cloudy
<2 mm. <5 mm. <2 mm. <2 mm. <5 mm. 2 mm. <2 mm.
Low: 12° High: 17° Low: 11° High: 19° Low: 12° High: 17° Low: 11° High: 22° Low: 14° High: 20°
                   
SSW
5
mph
Light breeze
SSW
9-18
mph
Moderate breeze
W
9-18
mph
Moderate breeze
WNW
11-22
mph
Fresh breeze
WSW
16-24
mph
Fresh breeze
WNW
13-22
mph
Fresh breeze
WNW→SW
6-17
mph
Moderate breeze
SW
7-18→12-23
mph
Fresh breeze
SW
16-24→12-20
mph
Fresh breeze
WSW
13-23
mph
Fresh breeze
UV: 3
 Medium 
UV: 6
 High 
UV: 5
 Medium 
UV: 6
 High 
UV: 6
 High 

 

Tonight
 
Mostly cloudy to cloudy in the evening, becoming dense overcast after midnight. A chance of rain. Low 12°. Wind south-southwest around 5 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Tuesday
 
Cloudy in the morning, becoming mostly cloudy in the afternoon. Patchy light fog in the morning. A chance of rain. High 17°. UV index up to 3. Wind south-southwest around 9 mph, gusting to 18 mph. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm.
Tuesday night
 
Partly cloudy in the evening, becoming mostly cloudy to cloudy after midnight. A chance of rain. Low 11°. Wind west around 9 mph, gusting to 18 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Wednesday
 
Mostly cloudy to cloudy in the morning, becoming mostly cloudy in the afternoon. A slight chance of rain. High 19°. UV index up to 6. Wind west-northwest around 11 mph, gusting to 22 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Wednesday night
 
Partly to mostly cloudy in the evening, becoming mostly cloudy to cloudy after midnight. A slight chance of rain in the evening, then a chance of rain after midnight. Windy. Low 12°. Wind west-southwest around 16 mph, gusting to 24 mph. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm.
Thursday
 
Mostly cloudy to cloudy in the morning, becoming partly to mostly cloudy in the afternoon. A chance of rain in the morning, then a slight chance of rain in the afternoon. Breezy. High 17°. UV index up to 5. Wind west-northwest around 13 mph, gusting to 22 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Thursday night
 
Fair to partly cloudy in the evening, becoming partly cloudy after midnight. Patchy light fog after midnight. Low 11°. Wind west-northwest around 6 mph, gusting to 17 mph, in the evening, becoming southwest after midnight.
Friday
 
Partly cloudy. Warm. High 22°. UV index up to 6. Wind southwest around 7 mph, gusting to 18 mph, in the morning, becoming 12 mph, gusting to 23 mph, in the afternoon.
Friday night
 
Partly cloudy in the evening, becoming mostly cloudy after midnight. Breezy. Low 14°. Wind southwest around 16 mph, gusting to 24 mph, in the evening, becoming 12 mph, gusting to 20 mph, after midnight.
Saturday
 
Mostly cloudy in the morning, becoming partly to mostly cloudy in the afternoon. A chance of rain. Breezy. High 20°. UV index up to 6. Wind west-southwest around 13 mph, gusting to 23 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Saturday night
 
Cloudy. Patchy light fog after midnight. A slight chance of rain in the evening, then a chance of rain after midnight. Low 13°. Wind west around 9 mph, gusting to 20 mph. Chance of precipitation 40 percent. Precipitation mostly less than 2 mm.
Sunday
 
Mostly cloudy in the morning, becoming partly to mostly 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 20°. UV index up to 6. Wind west-northwest around 8 mph, gusting to 16 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Sunday night
 
Mostly clear in the evening, becoming clear after midnight. Low 11°. Wind west-northwest around 3 mph in the evening, becoming south-southwest after midnight.

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