WXSIM Forecast for: Colwyn Bay
Issued by: Saratoga-Weather.org
Updated: Thursday, 03-Sep-2026 06:00 am
 
Today

Chance rain
Chance rain
Tonight

Rain likely
Rain likely
Friday

Fog a.m.
Fog a.m.
Friday
night
Fog late
Fog late
Saturday

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

Mostly Cloudy
Mostly Cloudy
Sunday
night
Partly Cloudy
Partly Cloudy
Monday

Cloudy
Cloudy
Monday
night
Rain likely
Rain likely
2 mm. 15 mm. <2 mm. <2 mm. 10 mm.
High: 20° Low: 16° High: 17° Low: 11° High: 16° Low: 12° High: 20° Low: 13° High: 16° Low: 12°
                   
SW
11-19
mph
Fresh breeze
SW
10-20
mph
Fresh breeze
SW
16-26
mph
Strong breeze
W
14-23
mph
Fresh breeze
W
9-17
mph
Moderate breeze
SW→SSE
6-15→10-16
mph
Moderate breeze
SSE
8-16
mph
Moderate breeze
S→W
12-19
mph
Fresh breeze
W
13-23
mph
Fresh breeze
WSW
16-26
mph
Strong breeze
UV: 2
 Low 
UV: 3
 Medium 
UV: 3
 Medium 
UV: 3
 Medium 
UV: 3
 Medium 

 

Today
 
Cloudy in the morning, becoming dense overcast in the afternoon. A slight chance of rain in the morning, then a chance of rain in the afternoon. Breezy. High 20°. UV index up to 2. Wind southwest around 11 mph, gusting to 19 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Tonight
 
Dense overcast. Patchy light fog. Rain likely. Low 16°. Wind southwest around 10 mph, gusting to 20 mph. Chance of precipitation 80 percent. Precipitation mostly between 10 and 20 mm.
Friday
 
Mostly cloudy in the morning, becoming partly to mostly cloudy in the afternoon. Patchy light fog in the morning. A chance of rain. Windy. High 17°. UV index up to 3. Wind southwest around 16 mph, gusting to 26 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Friday night
 
Partly cloudy. Patchy light fog after midnight. Breezy. Low 11°. Wind west around 14 mph, gusting to 23 mph.
Saturday
 
Partly cloudy. Patchy light fog in the morning. High 16°. UV index up to 3. Wind west around 9 mph, gusting to 17 mph.
Saturday night
 
Partly cloudy in the evening, becoming mostly cloudy after midnight. Low 12°. Wind southwest around 6 mph, gusting to 15 mph, in the evening, becoming south-southeast around 10 mph, gusting to 16 mph, after midnight.
Sunday
 
Mostly cloudy. Mild. High 20°. UV index up to 3. Wind south-southeast around 8 mph, gusting to 16 mph.
Sunday night
 
Partly cloudy in the evening, becoming cloudy after midnight. A chance of rain. Breezy. Low 13°. Wind south around 12 mph, gusting to 19 mph, in the evening, becoming west after midnight. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Monday
 
Cloudy. Breezy. High 16°. UV index up to 3. Wind west around 13 mph, gusting to 23 mph.
Monday night
 
Dense overcast. A chance of rain in the evening, then rain likely after midnight. Windy. Low 12°. Wind west-southwest around 16 mph, gusting to 26 mph. Chance of precipitation 70 percent. Precipitation mostly around 10 mm.
Tuesday
 
Partly cloudy in the morning, becoming partly to mostly cloudy in the afternoon. A chance of rain. Windy and cool. High 13°, but temperatures falling in the afternoon. UV index up to 2. Wind west-northwest around 20 mph, gusting to 29 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Tuesday night
 
Partly cloudy. A slight chance of rain. Windy and cool. Low 9°. Wind chill ranging from 6 to 9. Wind west-northwest around 16 mph, gusting to 24 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Wednesday
 
Mostly cloudy. A chance of rain. Breezy. High 13°. UV index up to 3. Wind west-northwest around 17 mph, gusting to 25 mph, in the morning, becoming 13 mph, gusting to 23 mph, in the afternoon. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Wednesday night
 
Dense overcast. Patchy light fog after midnight. A chance of rain in the evening, then a slight chance of rain after midnight. Low 10°. Wind west-southwest around 7 mph, gusting to 16 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.

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