WXSIM Forecast for: Colwyn Bay
Issued by: Saratoga-Weather.org
Updated: Saturday, 27-Jun-2026 03:00 pm
 
This
afternoon
Partly Cloudy
Partly Cloudy
Tonight

Chance rain
Chance rain
Sunday

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

Mostly Sunny
Mostly Sunny
Monday
night
Fog late
Fog late
Tuesday

Chance rain
Chance rain
Tuesday
night
Chance rain
Chance rain
Wednesday

Fog a.m.
Fog a.m.
Wednesday
night
Mostly Cloudy
Mostly Cloudy
<2 mm. 2 mm. 5 mm. 2 mm. <2 mm.
High: 26° Low: 15° High: 19° Low: 12° High: 21° Low: 12° High: 17° Low: 12° High: 19° Low: 12°
                   
S
18-34
mph
Near gale
S
12-22
mph
Fresh breeze
SW
11-21→14-24
mph
Fresh breeze
SW
13-24→8-17
mph
Fresh breeze
SW
9-19
mph
Fresh breeze
SW
8-19
mph
Fresh breeze
SSE→SSW
10-20
mph
Fresh breeze
SW→W
9-19
mph
Fresh breeze
NW
7-17
mph
Moderate breeze
WSW
10-19→16-23
mph
Fresh breeze
UV: 5
 Medium 
UV: 6
 High 
UV: 6
 High 
UV: 4
 Medium 
UV: 5
 Medium 

 

This afternoon
 
Partly cloudy. A slight chance of rain. Windy and unusually warm. High 26°. UV index up to 5. Wind south around 18 mph, gusting to 34 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Tonight
 
Mostly cloudy to cloudy in the evening, becoming cloudy after midnight. Patchy light fog. A chance of rain in the evening, then a slight chance of rain after midnight. Breezy. Low 15°. Wind south around 12 mph, gusting to 22 mph. Chance of precipitation 50 percent. Precipitation mostly around 2 mm.
Sunday
 
Partly cloudy in the morning, becoming partly to mostly sunny in the afternoon. Patchy light fog in the morning. Breezy. High 19°. UV index up to 6. Wind southwest around 11 mph, gusting to 21 mph, in the morning, becoming 14 mph, gusting to 24 mph, in the afternoon.
Sunday night
 
Partly cloudy in the evening, becoming partly to mostly cloudy after midnight. Low 12°. Wind southwest around 13 mph, gusting to 24 mph, in the evening, becoming 8 mph, gusting to 17 mph, after midnight.
Monday
 
Partly to mostly sunny. Mild. High 21°. UV index up to 6. Wind southwest around 9 mph, gusting to 19 mph.
Monday night
 
Mostly cloudy in the evening, becoming mostly cloudy to cloudy after midnight. Patchy light fog after midnight. Low 12°. Wind southwest around 8 mph, gusting to 19 mph.
Tuesday
 
Mostly cloudy to cloudy in the morning, becoming mostly cloudy in the afternoon. A chance of rain. High 17°. UV index up to 4. Wind south-southeast around 10 mph, gusting to 20 mph, in the morning, becoming south-southwest in the afternoon. Chance of precipitation 50 percent. Precipitation mostly around 5 mm.
Tuesday night
 
Partly to mostly cloudy in the evening, becoming mostly cloudy after midnight. Patchy light fog. A chance of rain in the evening, then a slight chance of rain after midnight. Low 12°. Wind southwest around 9 mph, gusting to 19 mph, in the evening, becoming west after midnight. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Wednesday
 
Mostly cloudy to cloudy in the morning, becoming 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 19°. UV index up to 5. Wind northwest around 7 mph, gusting to 17 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Wednesday night
 
Fair in the evening, becoming mostly cloudy after midnight. Breezy. Low 12°. Wind west-southwest around 10 mph, gusting to 19 mph, in the evening, becoming 16 mph, gusting to 23 mph, after midnight.
Thursday
 
Mostly cloudy to cloudy in the morning, becoming mostly cloudy in the afternoon. Breezy. High 17°. UV index up to 5. Wind west-northwest around 15 mph, gusting to 24 mph.
Thursday night
 
Fair to partly cloudy in the evening, becoming partly to mostly cloudy after midnight. Low 11°. Wind west-northwest around 11 mph, gusting to 24 mph.
Friday
 
Partly cloudy in the morning, becoming sunny in the afternoon. Mild. High 22°. UV index up to 7. Wind west-northwest around 10 mph, gusting to 19 mph.
Friday night
 
Clear in the evening, becoming partly to mostly cloudy after midnight. Breezy and cool. Low 11°. Wind west-southwest around 12 mph, gusting to 19 mph, in the evening, becoming 17 mph, gusting to 26 mph, after midnight.

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