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

Chance rain
Chance rain
Saturday

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

Chance rain
Chance rain
Sunday
night
Fog late
Fog late
Monday

Partly Cloudy
Partly Cloudy
Monday
night
Partly Cloudy
Partly Cloudy
Tuesday

Rain likely
Rain likely
2 mm. 2 mm. <2 mm. 5 mm.
Low: 6° High: 11° Low: 4° High: 9° Low: 5° High: 11° Low: 6° High: 10°
               
NNW
10-17
mph
Moderate breeze
NNE
6
mph
Light breeze
E
3
mph
Light air
E→NE
2→6
mph
Light breeze
NE
5
mph
Light breeze
NE→ESE
10-18
mph
Moderate breeze
SE
6
mph
Light breeze
ESE
7
mph
Light breeze
UV: 2
 Low 

 

Tonight
 
Partly cloudy. A chance of rain in the evening, then a slight chance of rain after midnight. Low 6°. Wind north-northwest around 10 mph, gusting to 17 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Saturday
 
Partly cloudy. Patchy light fog in the morning. High 11°. UV index up to 2. Wind north-northeast around 6 mph.
Saturday night
 
Fair to partly cloudy in the evening, becoming fair after midnight. Low 4°. Wind east around 3 mph.
Sunday
 
Partly cloudy in the morning, becoming partly to mostly cloudy in the afternoon. A chance of rain in the morning, then a slight chance of rain in the afternoon. High 9°. Wind east around 2 mph in the morning, becoming northeast around 6 mph in the afternoon. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Sunday night
 
Partly to mostly cloudy in the evening, becoming partly cloudy after midnight. Patchy light fog after midnight. Low 5°. Wind northeast around 5 mph.
Monday
 
Mostly cloudy to cloudy in the morning, becoming partly cloudy in the afternoon. A chance of rain in the morning, then a slight chance of rain in the afternoon. High 11°. Wind northeast around 10 mph, gusting to 18 mph, in the morning, becoming east-southeast in the afternoon. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Monday night
 
Fair to partly cloudy in the evening, becoming partly to mostly cloudy after midnight. Low 6°. Wind southeast around 6 mph.
Tuesday
 
Dense overcast. Patchy light fog. Rain likely. High 10°. Wind east-southeast around 7 mph. Chance of precipitation 60 percent. Precipitation mostly around 5 mm.
Tuesday night
 
Dense overcast. Patchy light fog. A chance of rain in the evening, then rain likely after midnight. Low 9°, but temperatures rising after midnight. Wind east-southeast around 7 mph, gusting to 19 mph, in the evening, becoming south after midnight. Chance of precipitation 70 percent. Precipitation mostly between 5 and 10 mm.
Wednesday
 
Mostly cloudy to cloudy. Patchy light fog. Rain likely. High 11°. Wind west around 12 mph, gusting to 23 mph, in the morning, becoming 8 mph, gusting to 20 mph, in the afternoon. Chance of precipitation 60 percent. Precipitation mostly around 5 mm.
Wednesday night
 
Dense overcast in the evening, becoming mostly cloudy after midnight. Rain likely in the evening, then a slight chance of rain after midnight. Breezy. Low 7°. Wind northwest around 14 mph, gusting to 23 mph. Chance of precipitation 80 percent. Precipitation mostly around 10 mm.
Thursday
 
Partly cloudy in the morning, becoming dense overcast in the afternoon. A slight chance of rain in the morning, then rain likely in the afternoon. Breezy. High 11°. Wind south-southwest around 10 mph, gusting to 19 mph, in the morning, becoming 13 mph, gusting to 23 mph, in the afternoon. Chance of precipitation 70 percent. Precipitation mostly between 5 and 10 mm.
Thursday night
 
Dense overcast in the evening, becoming mostly cloudy to cloudy after midnight. Rain likely in the evening, then a slight chance of rain after midnight. Windy. Low 9°. Wind south-southwest around 24 mph, gusting to 37 mph, in the evening, becoming west-southwest after midnight. Chance of precipitation 80 percent. Precipitation mostly between 10 and 20 mm.

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