WXSIM Forecast for: Colwyn Bay
Issued by: Saratoga-Weather.org
Updated: Monday, 08-Jun-2026 09:00 pm
 
Tonight

Fog late
Fog late
Tuesday

Chance rain
Chance rain
Tuesday
night
Fog late
Fog late
Wednesday

Rain likely
Rain likely
Wednesday
night
Chance rain
Chance rain
Thursday

Rain likely
Rain likely
Thursday
night
Chance rain
Chance rain
Friday

Cloudy
Cloudy
<2 mm. 5 mm. <2 mm. 5 mm. 2 mm. 10 mm. 2 mm. <2 mm.
Low: 7° High: 12° Low: 7° High: 11° Low: 8° High: 12° Low: 11° High: 15°
  WCh: 5°   WCh: 4°   WCh: 6°    
SW
10-18
mph
Moderate breeze
SW
14-25→17-27
mph
Strong breeze
SW
9-20
mph
Fresh breeze
WSW
12-21
mph
Fresh breeze
W
8-19
mph
Fresh breeze
SW
10-20→14-22
mph
Fresh breeze
SW
12-17
mph
Moderate breeze
WSW
12-21→15-22
mph
Fresh breeze
UV: 4
 Medium 
UV: 4
 Medium 
UV: 2
 Low 
UV: 3
 Medium 

 

Tonight
 
Mostly cloudy in the evening, becoming partly to mostly cloudy after midnight. Patchy light fog after midnight. A chance of rain. Cool. Low 7°. Wind southwest around 10 mph, gusting to 18 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Tuesday
 
Partly cloudy. A chance of rain. Breezy and cool. High 12°. Wind chill ranging from 5 to 8. UV index up to 4. Wind southwest around 14 mph, gusting to 25 mph, in the morning, becoming 17 mph, gusting to 27 mph, in the afternoon. Chance of precipitation 50 percent. Precipitation mostly around 5 mm.
Tuesday night
 
Partly to mostly cloudy in the evening, becoming cloudy after midnight. Patchy light fog in the evening, then light to moderate fog after midnight. A chance of rain. Cool. Low 7°. Wind southwest around 9 mph, gusting to 20 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Wednesday
 
Cloudy in the morning, becoming partly to mostly cloudy in the afternoon. Patchy light fog. Rain likely. Breezy and cool. High 11°. Wind chill ranging from 4 to 7. UV index up to 4. Wind west-southwest around 12 mph, gusting to 21 mph. Chance of precipitation 60 percent. Precipitation mostly around 5 mm.
Wednesday night
 
Partly to mostly cloudy in the evening, becoming dense overcast after midnight. Patchy light fog after midnight. A chance of rain. Cool. Low 8°. Wind west around 8 mph, gusting to 19 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Thursday
 
Dense overcast. Patchy light fog in the morning. Rain likely. Breezy and cool. High 12°. Wind chill ranging from 6 to 9. UV index up to 2. Wind southwest around 10 mph, gusting to 20 mph, in the morning, becoming 14 mph, gusting to 22 mph, in the afternoon. Chance of precipitation 70 percent. Precipitation mostly around 10 mm.
Thursday night
 
Dense overcast. A chance of rain in the evening, then a slight chance of rain after midnight. Breezy. Low 11°. Wind southwest around 12 mph, gusting to 17 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Friday
 
Cloudy. A chance of rain. Breezy. High 15°. UV index up to 3. Wind west-southwest around 12 mph, gusting to 21 mph, in the morning, becoming 15 mph, gusting to 22 mph, in the afternoon. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Friday night
 
Partly cloudy. Patchy light fog after midnight. Breezy. Low 10°. Wind west around 11 mph, gusting to 22 mph.
Saturday
 
Mostly cloudy in the morning, becoming mostly sunny in the afternoon. Patchy light fog in the morning. Mild. High 20°. UV index up to 6. Wind west around 9 mph, gusting to 17 mph.
Saturday night
 
Fair to partly cloudy. Patchy light fog after midnight. Low 10°. Wind southwest around 4 mph.
Sunday
 
Partly cloudy in the morning, becoming mostly cloudy in the afternoon. Patchy light fog in the morning. Mild. High 22°. UV index up to 5. Wind southwest around 3 mph in the morning, becoming northwest in the afternoon.
Sunday night
 
Mostly cloudy in the evening, becoming partly to mostly cloudy after midnight. Low 12°. Wind east-southeast around 4 mph.

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