WXSIM Forecast for: Colwyn Bay
Issued by: Saratoga-Weather.org
Updated: Friday, 19-Jun-2026 03:12 pm
 
This
afternoon
Overcast
Overcast
Tonight

Chance rain
Chance rain
Saturday

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

Partly Cloudy
Partly Cloudy
Sunday
night
Partly Cloudy
Partly Cloudy
Monday

Mostly Cloudy
Mostly Cloudy
Monday
night
Partly Cloudy
Partly Cloudy
Tuesday

Mostly Cloudy
Mostly Cloudy
Tuesday
night
Fog late
Fog late
<2 mm. <2 mm.
High: 18° Low: 13° High: 18° Low: 10° High: 20° Low: 13° High: 23° Low: 13° High: 25° Low: 12°
                   
SSW
14-27
mph
Strong breeze
SSW
10-18
mph
Moderate breeze
W→NNW
7-16
mph
Moderate breeze
NW→SSE
calm

Calm
E→NNE
5
mph
Light breeze
N→S
3
mph
Light air
S→N
4
mph
Light breeze
N→SSW
2
mph
Light air
W
4
mph
Light breeze
WSW
3
mph
Light air
UV: 3
 Medium 
UV: 4
 Medium 
UV: 5
 Medium 
UV: 5
 Medium 
UV: 6
 High 

 

This afternoon
 
Dense overcast. Breezy. High 18°. UV index up to 3. Wind south-southwest around 14 mph, gusting to 27 mph.
Tonight
 
Cloudy in the evening, becoming mostly cloudy to cloudy after midnight. Patchy light fog. A chance of rain in the evening, then a slight chance of rain after midnight. Low 13°. Wind south-southwest around 10 mph, gusting to 18 mph. Chance of precipitation 40 percent. Precipitation mostly less than 2 mm.
Saturday
 
Partly to mostly cloudy in the morning, becoming mostly cloudy in the afternoon. Patchy light fog in the morning. A chance of rain. High 18°. UV index up to 4. Wind west around 7 mph, gusting to 16 mph, in the morning, becoming north-northwest in the afternoon. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Saturday night
 
Partly cloudy in the evening, becoming clear after midnight. Low 10°. Wind northwest near calm in the evening, becoming south-southeast after midnight.
Sunday
 
Partly cloudy. Mild. High 20°. UV index up to 5. Wind east around 5 mph in the morning, becoming north-northeast in the afternoon.
Sunday night
 
Partly cloudy in the evening, becoming cloudy after midnight. Low 13°. Wind north around 3 mph in the evening, becoming south after midnight.
Monday
 
Cloudy in the morning, becoming partly to mostly cloudy in the afternoon. Warm. High 23°. UV index up to 5. Wind south around 4 mph in the morning, becoming north in the afternoon.
Monday night
 
Partly cloudy in the evening, becoming fair to partly cloudy after midnight. Low 13°. Wind north around 2 mph in the evening, becoming south-southwest after midnight.
Tuesday
 
Mostly sunny in the morning, becoming partly to mostly cloudy in the afternoon. Unusually warm. High 25°. UV index up to 6. Wind west around 4 mph.
Tuesday night
 
Partly cloudy in the evening, becoming clear after midnight. Patchy light fog after midnight. Low 12°. Wind west-southwest around 3 mph.
Wednesday
 
Partly cloudy. Patchy light fog in the morning. Warm. High 23°. UV index up to 6. Wind north-northwest around 6 mph, gusting to 15 mph.
Wednesday night
 
Clear. Low 11°. Wind north around 3 mph.
Thursday
 
Partly to mostly cloudy in the morning, becoming partly cloudy in the afternoon. Unusually warm. High 25°. UV index up to 6. Wind east around 6 mph, gusting to 16 mph.
Thursday night
 
Fair to partly cloudy in the evening, becoming partly cloudy after midnight. Low 14°. Wind east around 8 mph in the evening, becoming 12 mph, gusting to 18 mph, after midnight.

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