WXSIM Forecast for: Colwyn Bay
Issued by: Saratoga-Weather.org
Updated: Friday, 28-Aug-2026 06:00 pm
 
Tonight

Fog
Fog
Saturday

Rain likely
Rain likely
Saturday
night
Chance rain
Chance rain
Sunday

Rain likely
Rain likely
Sunday
night
Chance rain
Chance rain
Monday

Rain likely
Rain likely
Monday
night
Fog
Fog
Tuesday

Chance rain
Chance rain
Tuesday
night
Chance rain
Chance rain
Wednesday

Rain likely
Rain likely
10 mm. <2 mm. 10 mm. <5 mm. 15 mm. <2 mm. 2 mm. 5 mm. 15 mm.
Low: 14° High: 16° Low: 14° High: 18° Low: 13° High: 15° Low: 12° High: 15° Low: 12° High: 16°
                   
WSW
7-16
mph
Moderate breeze
SSE→E
4
mph
Light breeze
WNW→WSW
4
mph
Light breeze
S
7-15
mph
Moderate breeze
S→SW
9-18
mph
Moderate breeze
WSW
13-22→16-24
mph
Fresh breeze
WSW
9-21
mph
Fresh breeze
WSW
13-23→16-25
mph
Strong breeze
WSW→SSW
7-18
mph
Moderate breeze
SSW
12-23→19-27
mph
Strong breeze
UV: 2
 Low 
UV: 2
 Low 
UV: 4
 Medium 

 

Tonight
 
Partly cloudy in the evening, becoming mostly cloudy to cloudy after midnight. Light to moderate fog. Low 14°. Wind west-southwest around 7 mph, gusting to 16 mph.
Saturday
 
Dense overcast. Light to moderate fog. A chance of rain in the morning, then rain likely in the afternoon. High 16°. Wind south-southeast around 4 mph in the morning, becoming east in the afternoon. Chance of precipitation 80 percent. Precipitation mostly around 10 mm.
Saturday night
 
Cloudy in the evening, becoming mostly cloudy after midnight. Light to moderate fog in the evening, then moderate fog after midnight. A chance of rain in the evening, then a slight chance of rain after midnight. Low 14°. Wind west-northwest around 4 mph in the evening, becoming west-southwest after midnight. Chance of precipitation 40 percent. Precipitation mostly less than 2 mm.
Sunday
 
Mostly cloudy in the morning, becoming cloudy in the afternoon. Light to moderate fog. A slight chance of rain in the morning, then rain likely in the afternoon. High 18°. UV index up to 2. Wind south around 7 mph, gusting to 15 mph. Chance of precipitation 70 percent. Precipitation mostly around 10 mm.
Sunday night
 
Mostly cloudy in the evening, becoming partly to mostly cloudy after midnight. Light to moderate fog in the evening, then patchy light fog after midnight. A chance of rain. Low 13°. Wind south around 9 mph, gusting to 18 mph, in the evening, becoming southwest after midnight. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm.
Monday
 
Mostly cloudy to cloudy in the morning, becoming cloudy in the afternoon. Light to moderate fog in the morning. Rain likely. Breezy. High 15°. UV index up to 2. Wind west-southwest around 13 mph, gusting to 22 mph, in the morning, becoming 16 mph, gusting to 24 mph, in the afternoon. Chance of precipitation 80 percent. Precipitation mostly between 10 and 20 mm.
Monday night
 
Cloudy. Patchy light fog. A slight chance of rain. Low 12°. Wind west-southwest around 9 mph, gusting to 21 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Tuesday
 
Partly cloudy in the morning, becoming 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. Breezy. High 15°. UV index up to 4. Wind west-southwest around 13 mph, gusting to 23 mph, in the morning, becoming 16 mph, gusting to 25 mph, in the afternoon. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Tuesday night
 
Mostly cloudy in the evening, becoming dense overcast after midnight. Patchy light fog. A slight chance of rain in the evening, then a chance of rain after midnight. Low 12°. Wind west-southwest around 7 mph, gusting to 18 mph, in the evening, becoming south-southwest after midnight. Chance of precipitation 60 percent. Precipitation mostly around 5 mm.
Wednesday
 
Dense overcast in the morning, becoming cloudy in the afternoon. Patchy light fog in the morning. Rain likely. Breezy. High 16°. Wind south-southwest around 12 mph, gusting to 23 mph, in the morning, becoming 19 mph, gusting to 27 mph, in the afternoon. Chance of precipitation 80 percent. Precipitation mostly between 10 and 20 mm.
Wednesday night
 
Partly to mostly cloudy in the evening, becoming partly cloudy after midnight. A chance of rain. Windy. Low 13°. Wind west-southwest around 18 mph, gusting to 27 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Thursday
 
Partly to mostly cloudy in the morning, becoming partly cloudy in the afternoon. A chance of rain. Windy. High 15°. UV index up to 3. Wind west-southwest around 21 mph, gusting to 31 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Thursday night
 
Partly cloudy in the evening, becoming cloudy after midnight. A chance of rain. Windy. Low 12°. Wind west-southwest around 19 mph, gusting to 28 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.

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