WXSIM Forecast for: Colwyn Bay
Issued by: Saratoga-Weather.org
Updated: Sunday, 14-Jun-2026 09:00 pm
 
Tonight

Mostly Cloudy
Mostly Cloudy
Monday

Mostly Cloudy
Mostly Cloudy
Monday
night
Chance rain
Chance rain
Tuesday

Fog a.m.
Fog a.m.
Tuesday
night
Rain likely
Rain likely
Wednesday

Fog a.m.
Fog a.m.
Wednesday
night
Chance rain
Chance rain
Thursday

Fog a.m.
Fog a.m.
<2 mm. 2 mm. 10 mm. 2 mm.
Low: 10° High: 17° Low: 12° High: 17° Low: 12° High: 20° Low: 12° High: 18°
               
ESE
4→8
mph
Gentle breeze
SE
10-17
mph
Moderate breeze
SSE→SW
5
mph
Light breeze
SW
9-18
mph
Moderate breeze
SW
6-16→9-16
mph
Moderate breeze
SW
11-20
mph
Fresh breeze
SW
11-20
mph
Fresh breeze
SW
10-18
mph
Moderate breeze
UV: 3
 Medium 
UV: 4
 Medium 
UV: 6
 High 
UV: 4
 Medium 

 

Tonight
 
Partly to mostly cloudy in the evening, becoming cloudy after midnight. Low 10°. Wind east-southeast around 4 mph in the evening, becoming 8 mph after midnight.
Monday
 
Mostly cloudy to cloudy in the morning, becoming dense overcast in the afternoon. A slight chance of rain. High 17°. UV index up to 3. Wind southeast around 10 mph, gusting to 17 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Monday night
 
Cloudy in the evening, becoming mostly cloudy to cloudy after midnight. Patchy light fog after midnight. A chance of rain in the evening, then a slight chance of rain after midnight. Low 12°. Wind south-southeast around 5 mph in the evening, becoming southwest after midnight. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Tuesday
 
Mostly cloudy to cloudy in the morning, becoming cloudy in the afternoon. Patchy light fog in the morning. High 17°. UV index up to 4. Wind southwest around 9 mph, gusting to 18 mph.
Tuesday night
 
Dense overcast in the evening, becoming cloudy after midnight. Patchy light fog. A chance of rain in the evening, then rain likely after midnight. Low 12°. Wind southwest around 6 mph, gusting to 16 mph, in the evening, becoming 9 mph, gusting to 16 mph, after midnight. Chance of precipitation 70 percent. Precipitation mostly around 10 mm.
Wednesday
 
Mostly cloudy in the morning, becoming partly cloudy in the afternoon. Patchy light fog in the morning. High 20°. UV index up to 6. Wind southwest around 11 mph, gusting to 20 mph.
Wednesday night
 
Partly cloudy in the evening, becoming partly to mostly cloudy after midnight. Patchy light fog after midnight. A slight chance of rain in the evening, then a chance of rain after midnight. Low 12°. Wind southwest around 11 mph, gusting to 20 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Thursday
 
Mostly cloudy to cloudy in the morning, becoming cloudy in the afternoon. Patchy light fog in the morning. High 18°. UV index up to 4. Wind southwest around 10 mph, gusting to 18 mph.
Thursday night
 
Mostly cloudy to cloudy in the evening, becoming mostly cloudy after midnight. Low 14°. Wind south around 9 mph, gusting to 17 mph, in the evening, becoming 12 mph, gusting to 17 mph, after midnight.
Friday
 
Cloudy. A chance of rain in the morning, then a slight chance of rain in the afternoon. Breezy. High 19°. UV index up to 4. Wind south around 12 mph, gusting to 19 mph. Chance of precipitation 40 percent. Precipitation mostly less than 2 mm.
Friday night
 
Mostly cloudy to 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. Breezy. Low 12°. Wind south-southwest around 11 mph, gusting to 21 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Saturday
 
Mostly cloudy in the morning, becoming cloudy in the afternoon. Patchy light fog in the morning. A slight chance of rain in the morning, then a chance of rain in the afternoon. High 16°. UV index up to 4. Wind west-southwest around 7 mph, gusting to 18 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Saturday night
 
Mostly cloudy in the evening, becoming clear after midnight. Patchy light fog after midnight. Low 10°. Wind west-northwest around 6 mph.

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