WXSIM Forecast for: Colwyn Bay
Issued by: Saratoga-Weather.org
Updated: Thursday, 30-Jul-2026 09:00 pm
 
Tonight

Partly Cloudy
Partly Cloudy
Friday

Mostly Sunny
Mostly Sunny
Friday
night
Fog late
Fog late
Saturday

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

Mostly Cloudy
Mostly Cloudy
Sunday
night
Mostly Cloudy
Mostly Cloudy
Monday

Mostly Cloudy
Mostly Cloudy
Monday
night
Rain likely
Rain likely
Tuesday

Chance rain
Chance rain
<2 mm. <2 mm. <2 mm. 7 mm. 2 mm.
Low: 11° High: 18° Low: 10° High: 18° Low: 10° High: 20° Low: 13° High: 22° Low: 15° High: 19°
                   
WNW→SW
3
mph
Light air
SW
9-20
mph
Fresh breeze
SW
9-18→5
mph
Moderate breeze
WSW→WNW
9-19
mph
Fresh breeze
WSW
5-17
mph
Moderate breeze
ESE→NE
3-15→8-17
mph
Moderate breeze
ENE
5
mph
Light breeze
ESE
9-17
mph
Moderate breeze
ESE
7
mph
Light breeze
SSE→SW
7
mph
Light breeze
UV: 5
 Medium 
UV: 5
 Medium 
UV: 4
 Medium 
UV: 4
 Medium 
UV: 3
 Medium 

 

Tonight
 
Fair to partly cloudy in the evening, becoming partly cloudy after midnight. Low 11°. Wind west-northwest around 3 mph in the evening, becoming southwest after midnight.
Friday
 
Partly to mostly sunny. High 18°. UV index up to 5. Wind southwest around 9 mph, gusting to 20 mph.
Friday night
 
Partly cloudy in the evening, becoming fair to partly cloudy after midnight. Light to moderate fog after midnight. A slight chance of rain. Cool. Low 10°. Wind southwest around 9 mph, gusting to 18 mph, in the evening, becoming 5 mph after midnight. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Saturday
 
Partly cloudy. Patchy light fog in the morning. High 18°. UV index up to 5. Wind west-southwest around 9 mph, gusting to 19 mph, in the morning, becoming west-northwest in the afternoon.
Saturday night
 
Partly to mostly cloudy. Cool. Low 10°. Wind west-southwest around 5 mph, gusting to 17 mph.
Sunday
 
Partly to mostly cloudy in the morning, becoming mostly cloudy in the afternoon. High 20°. UV index up to 4. Wind east-southeast around 3 mph, gusting to 15 mph, in the morning, becoming northeast around 8 mph, gusting to 17 mph, in the afternoon.
Sunday night
 
Mostly cloudy to cloudy in the evening, becoming cloudy after midnight. A slight chance of rain. Low 13°. Wind east-northeast around 5 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Monday
 
Mostly cloudy to cloudy in the morning, becoming mostly cloudy in the afternoon. A slight chance of rain. Mild. High 22°. UV index up to 4. Wind east-southeast around 9 mph, gusting to 17 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Monday night
 
Cloudy. Light to moderate fog after midnight. Rain likely. Low 15°. Wind east-southeast around 7 mph. Chance of precipitation 60 percent. Precipitation mostly between 5 and 10 mm.
Tuesday
 
Cloudy. Light to moderate fog in the morning. A chance of rain. High 19°. UV index up to 3. Wind south-southeast around 7 mph in the morning, becoming southwest in the afternoon. Chance of precipitation 50 percent. Precipitation mostly around 2 mm.
Tuesday night
 
Cloudy in the evening, becoming mostly cloudy to cloudy after midnight. Patchy light fog after midnight. A slight chance of rain in the evening, then a chance of rain after midnight. Low 15°. Wind southwest around 7 mph. Chance of precipitation 40 percent. Precipitation mostly less than 2 mm.
Wednesday
 
Mostly cloudy to cloudy in the morning, becoming partly to mostly cloudy in the afternoon. Patchy light fog. A chance of rain. High 20°. UV index up to 4. Wind west-southwest around 8 mph, gusting to 17 mph, in the morning, becoming west-northwest in the afternoon. Chance of precipitation 40 percent. Precipitation mostly less than 2 mm.
Wednesday night
 
Partly cloudy in the evening, becoming cloudy after midnight. Low 14°. Wind northwest around 2 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.