WXSIM Forecast for: Colwyn Bay
Issued by: Saratoga-Weather.org
Updated: Thursday, 16-Apr-2026 06:00 pm
 
Tonight

Chance rain
Chance rain
Friday

Chance rain
Chance rain
Friday
night
Fog late
Fog late
Saturday

Chance rain
Chance rain
Saturday
night
Fog late
Fog late
Sunday

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

Mostly Cloudy
Mostly Cloudy
<5 mm. <5 mm. <2 mm. <5 mm. <2 mm.
Low: 9° High: 15° Low: 9° High: 12° Low: 5° High: 12° Low: 5° High: 11°
               
S
12-25
mph
Strong breeze
S
13-23
mph
Fresh breeze
S
9-20
mph
Fresh breeze
WSW
11-22
mph
Fresh breeze
WNW
8-19
mph
Fresh breeze
WNW
8-17
mph
Moderate breeze
WNW→S
4-15
mph
Moderate breeze
ESE→NE
6-17
mph
Moderate breeze
UV: 3
 Medium 
UV: 3
 Medium 
UV: 3
 Medium 
UV: 3
 Medium 

 

Tonight
 
Dense overcast. Patchy light fog. A chance of rain. Breezy. Low 9°. Wind south around 12 mph, gusting to 25 mph. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm.
Friday
 
Dense overcast in the morning, becoming partly cloudy in the afternoon. A chance of rain. Breezy. High 15°. UV index up to 3. Wind south around 13 mph, gusting to 23 mph. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm.
Friday night
 
Partly to mostly cloudy in the evening, becoming mostly cloudy after midnight. Patchy light fog after midnight. A chance of rain. Low 9°. Wind south around 9 mph, gusting to 20 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Saturday
 
Partly to mostly cloudy in the morning, becoming partly cloudy in the afternoon. Patchy light fog in the morning. A slight chance of rain in the morning, then a chance of rain in the afternoon. Breezy. High 12°. UV index up to 3. Wind west-southwest around 11 mph, gusting to 22 mph. Chance of precipitation 40 percent. Precipitation mostly between 2 and 5 mm.
Saturday night
 
Fair to partly cloudy in the evening, becoming fair after midnight. Patchy light fog in the evening, then light to moderate fog after midnight. Low 5°. Wind west-northwest around 8 mph, gusting to 19 mph.
Sunday
 
Mostly sunny in the morning, becoming partly to mostly sunny in the afternoon. Patchy light fog in the morning. High 12°. UV index up to 3. Wind west-northwest around 8 mph, gusting to 17 mph.
Sunday night
 
Partly cloudy. Low 5°. Wind west-northwest around 4 mph, gusting to 15 mph, in the evening, becoming south after midnight.
Monday
 
Partly to mostly cloudy. A chance of rain. High 11°. UV index up to 3. Wind east-southeast around 6 mph, gusting to 17 mph, in the morning, becoming northeast in the afternoon. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Monday night
 
Cloudy in the evening, becoming mostly cloudy to cloudy after midnight. A slight chance of rain in the evening, then a chance of rain after midnight. Low 5°. Wind chill ranging from 1 to 7. Wind north-northeast around 10 mph, gusting to 19 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Tuesday
 
Mostly cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. A slight chance of rain in the morning, then a chance of rain in the afternoon. Windy and cold. High 8°. Wind chill around 2. UV index up to 2. Wind north-northeast around 15 mph, gusting to 25 mph, in the morning, becoming 18 mph, gusting to 26 mph, in the afternoon. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Tuesday night
 
Clear. Breezy and cool. Low 5°. Wind chill as low as 1. Wind north-northeast around 18 mph, gusting to 26 mph, in the evening, becoming 14 mph, gusting to 22 mph, after midnight.
Wednesday
 
Mostly sunny in the morning, becoming sunny in the afternoon. Breezy. High 13°. UV index up to 4. Wind east-northeast around 14 mph, gusting to 26 mph.
Wednesday night
 
Fair in the evening, becoming fair to partly cloudy after midnight. Breezy. Low 6°. Wind east-northeast around 16 mph, gusting to 26 mph, in the evening, becoming 12 mph, gusting to 21 mph, after midnight.

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