WXSIM Forecast for: Colwyn Bay
Issued by: Saratoga-Weather.org
Updated: Monday, 27-Apr-2026 06:00 am
 
Today

Partly Cloudy
Partly Cloudy
Tonight

Partly Cloudy
Partly Cloudy
Tuesday

Mostly Cloudy
Mostly Cloudy
Tuesday
night
Mostly Clear
Mostly Clear
Wednesday

Mostly Sunny
Mostly Sunny
Wednesday
night
Partly Cloudy
Partly Cloudy
Thursday

Partly Cloudy
Partly Cloudy
Thursday
night
Chance rain
Chance rain
<2 mm. <5 mm.
High: 18° Low: 8° High: 12° Low: 5° High: 16° Low: 8° High: 19° Low: 9°
               
NW
4-15→7-16
mph
Moderate breeze
N→ENE
6-17
mph
Moderate breeze
ENE
11-20
mph
Fresh breeze
ENE
8-18
mph
Moderate breeze
E
10-21→15-26
mph
Strong breeze
E
16-25→13-21
mph
Strong breeze
E
14-24
mph
Fresh breeze
SE→SSW
3
mph
Light air
UV: 3
 Medium 
UV: 2
 Low 
UV: 4
 Medium 
UV: 4
 Medium 

 

Today
 
Partly cloudy in the morning, becoming mostly cloudy in the afternoon. Mild. High 18°. UV index up to 3. Wind northwest around 4 mph, gusting to 15 mph, in the morning, becoming 7 mph, gusting to 16 mph, in the afternoon.
Tonight
 
Partly cloudy in the evening, becoming partly to mostly cloudy after midnight. Low 8°. Wind north around 6 mph, gusting to 17 mph, in the evening, becoming east-northeast after midnight.
Tuesday
 
Cloudy in the morning, becoming mostly cloudy in the afternoon. A chance of rain in the morning, then a slight chance of rain in the afternoon. High 12°. UV index up to 2. Wind east-northeast around 11 mph, gusting to 20 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Tuesday night
 
Mostly clear in the evening, becoming clear after midnight. Low 5°. Wind east-northeast around 8 mph, gusting to 18 mph.
Wednesday
 
Sunny in the morning, becoming partly to mostly sunny in the afternoon. Breezy. High 16°. UV index up to 4. Wind east around 10 mph, gusting to 21 mph, in the morning, becoming 15 mph, gusting to 26 mph, in the afternoon.
Wednesday night
 
Partly cloudy in the evening, becoming fair to partly cloudy after midnight. Breezy. Low 8°. Wind east around 16 mph, gusting to 25 mph, in the evening, becoming 13 mph, gusting to 21 mph, after midnight.
Thursday
 
Partly cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. Breezy and mild. High 19°. UV index up to 4. Wind east around 14 mph, gusting to 24 mph.
Thursday night
 
Dense overcast in the evening, becoming cloudy after midnight. Patchy light fog after midnight. A chance of rain. Low 9°. Wind southeast around 3 mph in the evening, becoming south-southwest after midnight. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm.
Friday
 
Partly cloudy in the morning, becoming mostly cloudy in the afternoon. Patchy light fog in the morning. Mild. High 17°. UV index up to 3. Wind southwest around 7 mph, gusting to 16 mph.
Friday night
 
Cloudy. A slight chance of rain after midnight. Low 9°. Wind west-southwest around 5 mph, gusting to 16 mph, in the evening, becoming south-southwest after midnight. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Saturday
 
Cloudy in the morning, becoming dense overcast in the afternoon. Patchy light fog in the morning. A chance of rain. High 12°. UV index up to 2. Wind southwest around 4 mph in the morning, becoming west-northwest in the afternoon. Chance of precipitation 40 percent. Precipitation mostly less than 2 mm.
Saturday night
 
Dense overcast in the evening, becoming mostly cloudy to cloudy after midnight. Patchy light fog after midnight. A chance of rain. Low 8°. Wind west-northwest around 5 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Sunday
 
Mostly cloudy to cloudy in the morning, becoming partly to mostly cloudy in the afternoon. Patchy light fog in the morning. A chance of rain in the morning, then a slight chance of rain in the afternoon. High 13°. UV index up to 3. Wind west-northwest around 5 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Sunday night
 
Mostly clear in the evening, becoming clear after midnight. Low 6°. Wind west around 5 mph.

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