WXSIM Forecast for: Colwyn Bay
Issued by: Saratoga-Weather.org
Updated: Friday, 29-Aug-2025 09:00 pm
 
Tonight

Fog late
Fog late
Saturday

Rain likely
Rain likely
Saturday
night
Chance rain
Chance rain
Sunday

Partly Cloudy
Partly Cloudy
Sunday
night
Chance rain
Chance rain
Monday

Rain likely
Rain likely
Monday
night
Fog late
Fog late
Tuesday

Chance rain
Chance rain
<2 mm. 7 mm. 2 mm. <2 mm. <5 mm. <5 mm. <2 mm. <5 mm.
Low: 13° High: 17° Low: 12° High: 16° Low: 12° High: 16° Low: 10° High: 15°
               
WSW
8-15
mph
Moderate breeze
S
7-18→14-23
mph
Fresh breeze
SSW
14-22
mph
Fresh breeze
SSW
16-26
mph
Strong breeze
SSW
15-24
mph
Fresh breeze
SSW
14-24→20-28
mph
Strong breeze
WSW
18-28→12-22
mph
Strong breeze
WSW
6
mph
Light breeze
UV: 2
 Low 
UV: 4
 Medium 
UV: 3
 Medium 
UV: 3
 Medium 

 

Tonight
 
Partly cloudy in the evening, becoming partly to mostly cloudy after midnight. Patchy light fog after midnight. A chance of rain. Low 13°. Wind west-southwest around 8 mph, gusting to 15 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Saturday
 
Mostly cloudy in the morning, becoming dense overcast in the afternoon. Patchy light fog in the morning. A slight chance of rain in the morning, then rain likely in the afternoon. High 17°. UV index up to 2. Wind south around 7 mph, gusting to 18 mph, in the morning, becoming 14 mph, gusting to 23 mph, in the afternoon. Chance of precipitation 70 percent. Precipitation mostly between 5 and 10 mm.
Saturday night
 
Partly to mostly cloudy in the evening, becoming partly cloudy after midnight. Patchy light fog. A chance of rain in the evening, then a slight chance of rain after midnight. Breezy. Low 12°. Wind south-southwest around 14 mph, gusting to 22 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Sunday
 
Partly cloudy. A chance of rain. Windy. High 16°. UV index up to 4. Wind south-southwest around 16 mph, gusting to 26 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Sunday night
 
Mostly cloudy in the evening, becoming cloudy after midnight. A slight chance of rain in the evening, then a chance of rain after midnight. Breezy. Low 12°. Wind south-southwest around 15 mph, gusting to 24 mph. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm.
Monday
 
Dense overcast in the morning, becoming mostly cloudy to cloudy in the afternoon. Rain likely. Windy. High 16°. UV index up to 3. Wind south-southwest around 14 mph, gusting to 24 mph, in the morning, becoming 20 mph, gusting to 28 mph, in the afternoon. Chance of precipitation 60 percent. Precipitation mostly between 2 and 5 mm.
Monday night
 
Partly cloudy. Light to moderate fog after midnight. A chance of rain. Breezy and cool. Low 10°. Wind west-southwest around 18 mph, gusting to 28 mph, in the evening, becoming 12 mph, gusting to 22 mph, after midnight. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Tuesday
 
Partly cloudy. Moderate fog in the morning, then patchy light fog in the afternoon. A chance of rain. High 15°. UV index up to 3. Wind west-southwest around 6 mph. Chance of precipitation 40 percent. Precipitation mostly between 2 and 5 mm.
Tuesday night
 
Partly to mostly cloudy in the evening, becoming cloudy after midnight. Low 12°. Wind northeast around 2 mph in the evening, becoming east-southeast around 5 mph after midnight.
Wednesday
 
Dense overcast in the morning, becoming 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 17°. UV index up to 2. Wind east-southeast around 10 mph, gusting to 19 mph, in the morning, becoming south-southeast around 17 mph, gusting to 27 mph, in the afternoon. Chance of precipitation 60 percent. Precipitation mostly around 5 mm.
Wednesday night
 
Cloudy in the evening, becoming dense overcast after midnight. Patchy light fog after midnight. A chance of rain. Breezy. Low 14°. Wind south-southwest around 17 mph, gusting to 28 mph, in the evening, becoming 13 mph, gusting to 21 mph, after midnight. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Thursday
 
Partly to mostly cloudy in the morning, becoming mostly cloudy in the afternoon. Patchy light fog in the morning. A chance of rain. Breezy. High 16°. UV index up to 2. Wind south-southwest around 12 mph, gusting to 22 mph. Chance of precipitation 40 percent. Precipitation mostly less than 2 mm.
Thursday night
 
Fair to partly cloudy in the evening, becoming partly cloudy after midnight. Patchy light fog. A chance of rain. Breezy. Low 12°. Wind south-southwest around 14 mph, gusting to 21 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.