WXSIM Forecast for: Colwyn Bay
Issued by: Saratoga-Weather.org
Updated: Sunday, 15-Mar-2026 03:00 pm
 
This
afternoon
Mostly Cloudy
Mostly Cloudy
Tonight

Mostly Cloudy
Mostly Cloudy
Monday

Chance rain
Chance rain
Monday
night
Chance rain
Chance rain
Tuesday

Partly Cloudy
Partly Cloudy
Tuesday
night
Partly Cloudy
Partly Cloudy
Wednesday

Partly Cloudy
Partly Cloudy
Wednesday
night
Partly Cloudy
Partly Cloudy
<2 mm. 2 mm. <2 mm.
High: 11° Low: 4° High: 5° Low: 4° High: 15° Low: 7° High: 16° Low: 6°
  WCh: -1°   WCh: -1°        
WSW
16-25
mph
Strong breeze
WSW
17-27
mph
Strong breeze
WSW
18-26
mph
Strong breeze
WSW
17-24
mph
Fresh breeze
SSW
18-30
mph
Strong breeze
SSW
11-24→7-16
mph
Fresh breeze
SE→ENE
4
mph
Light breeze
E
3
mph
Light air
UV: 2
 Low 
UV: 2
 Low 

 

This afternoon
 
Partly to mostly cloudy. Breezy. High 11°. Wind west-southwest around 16 mph, gusting to 25 mph.
Tonight
 
Partly to mostly cloudy in the evening, becoming mostly cloudy to cloudy after midnight. A slight chance of rain. Windy. Low 4°. Wind chill ranging from -1 to 5. Wind west-southwest around 17 mph, gusting to 27 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Monday
 
Cloudy in the morning, becoming dense overcast in the afternoon. A slight chance of rain in the morning, then a chance of rain in the afternoon. Windy and cold. High 5°. Wind chill around -1. Wind west-southwest around 18 mph, gusting to 26 mph. Chance of precipitation 50 percent. Precipitation mostly around 2 mm.
Monday night
 
Cloudy. A slight chance of rain in the evening, then a chance of rain after midnight. Windy. Low 4°, but temperatures rising after midnight. Wind chill ranging from -1 to 2. Wind west-southwest around 17 mph, gusting to 24 mph. Chance of precipitation 40 percent. Precipitation mostly less than 2 mm.
Tuesday
 
Mostly cloudy in the morning, becoming partly cloudy in the afternoon. Windy and relatively mild. High 15°. UV index up to 2. Wind south-southwest around 18 mph, gusting to 30 mph.
Tuesday night
 
Partly to mostly cloudy in the evening, becoming partly cloudy after midnight. Low 7°. Wind south-southwest around 11 mph, gusting to 24 mph, in the evening, becoming 7 mph, gusting to 16 mph, after midnight.
Wednesday
 
Partly cloudy in the morning, becoming partly to mostly sunny in the afternoon. Mild. High 16°. UV index up to 2. Wind southeast around 4 mph in the morning, becoming east-northeast in the afternoon.
Wednesday night
 
Fair to partly cloudy. Low 6°. Wind east around 3 mph.
Thursday
 
Mostly sunny in the morning, becoming sunny in the afternoon. Mild. High 17°. UV index up to 2. Wind east-southeast around 8 mph, gusting to 16 mph.
Thursday night
 
Partly cloudy in the evening, becoming cloudy after midnight. Low 8°. Wind east-southeast around 8 mph.
Friday
 
Cloudy. High 11°. Wind east-southeast around 9 mph, gusting to 18 mph.
Friday night
 
Partly to mostly cloudy in the evening, becoming partly cloudy after midnight. Low 4°. Wind east-southeast around 10 mph, gusting to 18 mph.
Saturday
 
Mostly sunny in the morning, becoming partly to mostly sunny in the afternoon. Breezy. High 10°. UV index up to 2. Wind east-southeast around 14 mph, gusting to 24 mph.
Saturday night
 
Partly to mostly cloudy in the evening, becoming cloudy after midnight. A slight chance of rain in the evening, then a chance of rain after midnight. Windy. Low 3°. Wind chill ranging from -2 to 4. Wind east around 17 mph, gusting to 26 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.

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