WXSIM Forecast for: Colwyn Bay
Issued by: Saratoga-Weather.org
Updated: Wednesday, 15-Jul-2026 06:00 pm
 
Tonight

Partly Cloudy
Partly Cloudy
Thursday

Partly Cloudy
Partly Cloudy
Thursday
night
Partly Cloudy
Partly Cloudy
Friday

Partly Cloudy
Partly Cloudy
Friday
night
Partly Cloudy
Partly Cloudy
Saturday

Partly Cloudy
Partly Cloudy
Saturday
night
Partly Cloudy
Partly Cloudy
Sunday

Partly Cloudy
Partly Cloudy
Sunday
night
Partly Cloudy
Partly Cloudy
Monday

Mostly Cloudy
Mostly Cloudy
<2 mm.
Low: 15° High: 25° Low: 14° High: 25° Low: 13° High: 22° Low: 13° High: 22° Low: 12° High: 22°
                   
ENE→SE
6-18
mph
Moderate breeze
ESE→NNE
7-17
mph
Moderate breeze
NW→W
2
mph
Light air
NNW
3→7-17
mph
Moderate breeze
NNW→W
3
mph
Light air
NW
6-17
mph
Moderate breeze
NNW→ESE
5-17
mph
Moderate breeze
E→NNW
3→6-15
mph
Moderate breeze
NNW
7
mph
Light breeze
NNW
9-17
mph
Moderate breeze
UV: 6
 High 
UV: 5
 Medium 
UV: 5
 Medium 
UV: 4
 Medium 
UV: 6
 High 

 

Tonight
 
Fair in the evening, becoming fair to partly cloudy after midnight. Low 15°. Wind east-northeast around 6 mph, gusting to 18 mph, in the evening, becoming southeast after midnight.
Thursday
 
Partly cloudy in the morning, becoming partly to mostly sunny in the afternoon. Unusually warm. High 25°. UV index up to 6. Wind east-southeast around 7 mph, gusting to 17 mph, in the morning, becoming north-northeast in the afternoon.
Thursday night
 
Partly cloudy in the evening, becoming fair to partly cloudy after midnight. Low 14°. Wind northwest around 2 mph in the evening, becoming west after midnight.
Friday
 
Partly to mostly cloudy in the morning, becoming partly cloudy in the afternoon. Unusually warm. High 25°. UV index up to 5. Wind north-northwest around 3 mph in the morning, becoming 7 mph, gusting to 17 mph, in the afternoon.
Friday night
 
Mostly clear in the evening, becoming partly cloudy after midnight. Low 13°. Wind north-northwest around 3 mph in the evening, becoming west after midnight.
Saturday
 
Partly cloudy. Mild. High 22°. UV index up to 5. Wind northwest around 6 mph, gusting to 17 mph.
Saturday night
 
Partly cloudy. Low 13°. Wind north-northwest around 5 mph, gusting to 17 mph, in the evening, becoming east-southeast after midnight.
Sunday
 
Partly cloudy in the morning, becoming mostly cloudy in the afternoon. Mild. High 22°. UV index up to 4. Wind east around 3 mph in the morning, becoming north-northwest around 6 mph, gusting to 15 mph, in the afternoon.
Sunday night
 
Partly cloudy. A slight chance of rain after midnight. Low 12°. Wind north-northwest around 7 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Monday
 
Mostly cloudy in the morning, becoming mostly sunny in the afternoon. Mild. High 22°. UV index up to 6. Wind north-northwest around 9 mph, gusting to 17 mph.
Monday night
 
Clear. Low 11°. Wind north-northwest around 5 mph in the evening, becoming near calm after midnight.
Tuesday
 
Partly to mostly sunny in the morning, becoming partly cloudy in the afternoon. Warm. High 23°. UV index up to 5. Wind northeast around 2 mph in the morning, becoming north-northwest around 5 mph in the afternoon.
Tuesday night
 
Fair to partly cloudy in the evening, becoming mostly cloudy after midnight. Low 13°. Wind north-northwest around 2 mph in the evening, becoming east-southeast after midnight.

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