WXSIM Forecast for: Colwyn Bay
Issued by: Saratoga-Weather.org
Updated: Thursday, 11-Jun-2026 06:00 am
 
Today

Rain likely
Rain likely
Tonight

Chance rain
Chance rain
Friday

Chance rain
Chance rain
Friday
night
Partly Cloudy
Partly Cloudy
Saturday

Partly Cloudy
Partly Cloudy
Saturday
night
Partly Cloudy
Partly Cloudy
Sunday

Mostly Cloudy
Mostly Cloudy
Sunday
night
Partly Cloudy
Partly Cloudy
Monday

Mostly Cloudy
Mostly Cloudy
Monday
night
Overcast
Overcast
10 mm. <2 mm. 2 mm. <2 mm.
High: 13° Low: 11° High: 16° Low: 11° High: 15° Low: 9° High: 16° Low: 9° High: 17° Low: 12°
                   
SSW
11-22→16-23
mph
Fresh breeze
WSW
14-21
mph
Fresh breeze
WSW
17-26
mph
Strong breeze
WSW
16-25
mph
Strong breeze
W
15-24
mph
Fresh breeze
W
10-21
mph
Fresh breeze
NW
8-16
mph
Moderate breeze
NNW→ESE
5
mph
Light breeze
ESE→SW
7→4
mph
Light breeze
S
4→8
mph
Gentle breeze
UV: 2
 Low 
UV: 5
 Medium 
UV: 5
 Medium 
UV: 3
 Medium 
UV: 3
 Medium 

 

Today
 
Dense overcast. Patchy light fog in the morning. Rain likely in the morning, then a chance of rain in the afternoon. Breezy and cool. High 13°. UV index up to 2. Wind south-southwest around 11 mph, gusting to 22 mph, in the morning, becoming 16 mph, gusting to 23 mph, in the afternoon. Chance of precipitation 70 percent. Precipitation mostly around 10 mm.
Tonight
 
Dense overcast in the evening, becoming cloudy after midnight. A slight chance of rain in the evening, then a chance of rain after midnight. Breezy. Low 11°. Wind west-southwest around 14 mph, gusting to 21 mph. Chance of precipitation 40 percent. Precipitation mostly less than 2 mm.
Friday
 
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. Windy. High 16°. UV index up to 5. Wind west-southwest around 17 mph, gusting to 26 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Friday night
 
Fair in the evening, becoming partly cloudy after midnight. Breezy. Low 11°. Wind west-southwest around 16 mph, gusting to 25 mph.
Saturday
 
Partly to mostly cloudy in the morning, becoming partly cloudy in the afternoon. Breezy. High 15°. UV index up to 5. Wind west around 15 mph, gusting to 24 mph.
Saturday night
 
Partly cloudy. Cool. Low 9°. Wind west around 10 mph, gusting to 21 mph.
Sunday
 
Mostly cloudy to cloudy in the morning, becoming cloudy in the afternoon. High 16°. UV index up to 3. Wind northwest around 8 mph, gusting to 16 mph.
Sunday night
 
Partly to mostly cloudy in the evening, becoming partly cloudy after midnight. Cool. Low 9°. Wind north-northwest around 5 mph in the evening, becoming east-southeast after midnight.
Monday
 
Mostly cloudy to cloudy in the morning, becoming cloudy in the afternoon. High 17°. UV index up to 3. Wind east-southeast around 7 mph in the morning, becoming southwest around 4 mph in the afternoon.
Monday night
 
Dense overcast. A slight chance of rain in the evening. Low 12°. Wind south around 4 mph in the evening, becoming 8 mph after midnight. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Tuesday
 
Dense overcast in the morning, becoming cloudy in the afternoon. A slight chance of rain in the morning. High 18°. UV index up to 3. Wind south-southwest around 8 mph, gusting to 16 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Tuesday night
 
Cloudy in the evening, becoming dense overcast after midnight. A slight chance of rain in the evening, then a chance of rain after midnight. Low 13°. Wind south-southwest around 11 mph, gusting to 18 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Wednesday
 
Dense overcast. Patchy light fog. Rain likely. High 15°. Wind south-southwest around 7 mph in the morning, becoming 3 mph in the afternoon. Chance of precipitation 80 percent. Precipitation mostly between 10 and 20 mm.
Wednesday night
 
Dense overcast. Patchy light fog in the evening, then light to moderate fog after midnight. A chance of rain in the evening, then rain likely after midnight. Low 13°. Wind south around 5 mph. Chance of precipitation 80 percent. Precipitation mostly around 10 mm.

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