WXSIM Forecast for: Colwyn Bay
Issued by: Saratoga-Weather.org
Updated: Wednesday, 15-Oct-2025 09:00 pm
 
Tonight

Fog late
Fog late
Thursday

Fog a.m.
Fog a.m.
Thursday
night
Partly Cloudy
Partly Cloudy
Friday

Partly Cloudy
Partly Cloudy
Friday
night
Mostly Cloudy
Mostly Cloudy
Saturday

Mostly Cloudy
Mostly Cloudy
Saturday
night
Rain likely
Rain likely
Sunday

Rain likely
Rain likely
7 mm. 10 mm.
Low: 5° High: 14° Low: 7° High: 14° Low: 8° High: 13° Low: 9° High: 12°
               
SSE
3
mph
Light air
S→NNE
2
mph
Light air
SSE
calm

Calm
SSE→ENE
3
mph
Light air
ESE
5→8-15
mph
Moderate breeze
ESE
11-21
mph
Fresh breeze
ESE
15-22
mph
Fresh breeze
SE
14-26
mph
Strong breeze
UV: 2
 Low 
UV: 2
 Low 

 

Tonight
 
Mostly clear in the evening, becoming fair after midnight. Patchy light fog after midnight. Low 5°. Wind south-southeast around 3 mph.
Thursday
 
Mostly sunny in the morning, becoming partly cloudy in the afternoon. Patchy light fog in the morning. High 14°. UV index up to 2. Wind south around 2 mph in the morning, becoming north-northeast in the afternoon.
Thursday night
 
Partly cloudy in the evening, becoming partly to mostly cloudy after midnight. Low 7°. Wind south-southeast near calm.
Friday
 
Partly cloudy in the morning, becoming partly to mostly sunny in the afternoon. High 14°. UV index up to 2. Wind south-southeast around 3 mph in the morning, becoming east-northeast in the afternoon.
Friday night
 
Partly to mostly cloudy in the evening, becoming mostly cloudy after midnight. Low 8°. Wind east-southeast around 5 mph in the evening, becoming 8 mph, gusting to 15 mph, after midnight.
Saturday
 
Mostly cloudy to cloudy in the morning, becoming cloudy in the afternoon. Breezy. High 13°. Wind east-southeast around 11 mph, gusting to 21 mph.
Saturday night
 
Dense overcast. Rain likely. Breezy. Low 9°. Wind east-southeast around 15 mph, gusting to 22 mph. Chance of precipitation 70 percent. Precipitation mostly between 5 and 10 mm.
Sunday
 
Dense overcast. A chance of rain in the morning, then rain likely in the afternoon. Breezy. High 12°. Wind southeast around 14 mph, gusting to 26 mph. Chance of precipitation 80 percent. Precipitation mostly around 10 mm.
Sunday night
 
Cloudy in the evening, becoming fair to partly cloudy after midnight. Light to moderate fog in the evening, then moderate fog after midnight. Rain likely. Breezy. Low 10°. Wind southeast around 15 mph, gusting to 29 mph, in the evening, becoming 7 mph after midnight. Chance of precipitation 70 percent. Precipitation mostly between 5 and 10 mm.
Monday
 
Partly to mostly cloudy. Patchy light fog in the morning. A chance of rain. High 13°. Wind southeast around 7 mph in the morning, becoming east-northeast in the afternoon. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Monday night
 
Partly cloudy. Light to moderate fog in the evening, then moderate fog after midnight. A chance of rain. Low 9°. Wind northwest around 5 mph in the evening, becoming west-southwest after midnight. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Tuesday
 
Mostly cloudy to cloudy. Light to moderate fog in the morning, then patchy light fog in the afternoon. A chance of rain. High 11°. Wind west-southwest around 4 mph in the morning, becoming northwest in the afternoon. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Tuesday night
 
Cloudy. Patchy light fog in the evening, then light to moderate fog after midnight. A chance of rain. Low 9°. Wind west-southwest around 4 mph. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm.

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