WXSIM Forecast for: Colwyn Bay
Issued by: Saratoga-Weather.org
Updated: Wednesday, 10-Jun-2026 11:00 am
 
This
afternoon
Chance rain
Chance rain
Tonight

Fog
Fog
Thursday

Rain likely
Rain likely
Thursday
night
Overcast
Overcast
Friday

Chance rain
Chance rain
Friday
night
Partly Cloudy
Partly Cloudy
Saturday

Partly Cloudy
Partly Cloudy
Saturday
night
Mostly Cloudy
Mostly Cloudy
5 mm. <2 mm. 15 mm. <2 mm. 2 mm. <2 mm. <2 mm.
High: 15° Low: 7° High: 13° Low: 12° High: 18° Low: 10° High: 14° Low: 9°
               
WNW
11-20
mph
Fresh breeze
W
7-19
mph
Fresh breeze
SW
10-20→16-22
mph
Fresh breeze
WSW
15-22
mph
Fresh breeze
WSW
16-26
mph
Strong breeze
WSW
17-26
mph
Strong breeze
W
17-26
mph
Strong breeze
W
11-22
mph
Fresh breeze
UV: 4
 Medium 
UV: 2
 Low 
UV: 6
 High 
UV: 5
 Medium 

 

This afternoon
 
Partly to mostly cloudy. A chance of rain. Breezy. High 15°. UV index up to 4. Wind west-northwest around 11 mph, gusting to 20 mph. Chance of precipitation 50 percent. Precipitation mostly around 5 mm.
Tonight
 
Mostly cloudy to cloudy in the evening, becoming dense overcast after midnight. Patchy light fog. A chance of rain. Cool. Low 7°. Wind west around 7 mph, gusting to 19 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Thursday
 
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 southwest around 10 mph, gusting to 20 mph, in the morning, becoming 16 mph, gusting to 22 mph, in the afternoon. Chance of precipitation 80 percent. Precipitation mostly between 10 and 20 mm.
Thursday night
 
Dense overcast. A slight chance of rain. Breezy. Low 12°, but temperatures rising after midnight. Wind west-southwest around 15 mph, gusting to 22 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Friday
 
Mostly cloudy to cloudy in the morning, becoming partly cloudy in the afternoon. A chance of rain. Breezy. High 18°. UV index up to 6. Wind west-southwest around 16 mph, gusting to 26 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Friday night
 
Partly to mostly cloudy in the evening, becoming partly cloudy after midnight. Windy. Low 10°. Wind west-southwest around 17 mph, gusting to 26 mph.
Saturday
 
Partly cloudy in the morning, becoming mostly cloudy in the afternoon. A chance of rain. Windy. High 14°. UV index up to 5. Wind west around 17 mph, gusting to 26 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Saturday night
 
Cloudy in the evening, becoming mostly cloudy to cloudy after midnight. A chance of rain. Breezy and cool. Low 9°. Wind west around 11 mph, gusting to 22 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Sunday
 
Mostly cloudy in the morning, becoming partly cloudy in the afternoon. High 18°. UV index up to 5. Wind west-northwest around 8 mph, gusting to 16 mph.
Sunday night
 
Partly to mostly cloudy in the evening, becoming mostly cloudy after midnight. Low 10°. Wind west-northwest around 2 mph in the evening, becoming southwest after midnight.
Monday
 
Mostly cloudy to cloudy in the morning, becoming mostly cloudy in the afternoon. High 18°. UV index up to 5. Wind northeast around 2 mph.
Monday night
 
Partly to mostly cloudy in the evening, becoming dense overcast after midnight. Low 12°. Wind south-southeast around 5 mph.
Tuesday
 
Cloudy in the morning, becoming partly cloudy in the afternoon. A chance of rain. Breezy. High 17°. UV index up to 6. Wind south-southwest around 10 mph, gusting to 20 mph, in the morning, becoming 17 mph, gusting to 28 mph, in the afternoon. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Tuesday night
 
Partly cloudy. A chance of rain. Windy. Low 12°. Wind south-southwest around 20 mph, gusting to 29 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.