WXSIM Forecast for: Colwyn Bay
Issued by: Saratoga-Weather.org
Updated: Saturday, 30-May-2026 06:00 am
 
Today

Mostly Cloudy
Mostly Cloudy
Tonight

Chance rain
Chance rain
Sunday

Chance rain
Chance rain
Sunday
night
Mostly Cloudy
Mostly Cloudy
Monday

Rain likely
Rain likely
Monday
night
Chance rain
Chance rain
Tuesday

Chance rain
Chance rain
Tuesday
night
Chance rain
Chance rain
2 mm. <5 mm. 10 mm. <5 mm. <5 mm. 2 mm.
High: 24° Low: 12° High: 16° Low: 12° High: 14° Low: 13° High: 15° Low: 11°
               
SSW
5
mph
Light breeze
SSW
9-18
mph
Moderate breeze
WSW
9-18
mph
Moderate breeze
WSW→SSW
9-17
mph
Moderate breeze
SSW
9-18
mph
Moderate breeze
SSW
12-19→8
mph
Fresh breeze
W
9-19
mph
Fresh breeze
W
9-18
mph
Moderate breeze
UV: 5
 Medium 
UV: 4
 Medium 
UV: 3
 Medium 

 

Today
 
Partly to mostly cloudy. Unusually warm. High 24°. UV index up to 5. Wind south-southwest around 5 mph.
Tonight
 
Mostly cloudy in the evening, becoming mostly cloudy to cloudy after midnight. Patchy light fog after midnight. A slight chance of rain in the evening, then a chance of rain after midnight. Low 12°. Wind south-southwest around 9 mph, gusting to 18 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Sunday
 
Mostly cloudy to cloudy in the morning, becoming mostly cloudy in the afternoon. Patchy light fog in the morning. A chance of rain. High 16°. UV index up to 4. Wind west-southwest around 9 mph, gusting to 18 mph. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm.
Sunday night
 
Partly to mostly cloudy in the evening, becoming dense overcast after midnight. Low 12°. Wind west-southwest around 9 mph, gusting to 17 mph, in the evening, becoming south-southwest after midnight.
Monday
 
Dense overcast. Patchy light fog. A chance of rain in the morning, then rain likely in the afternoon. High 14°. Wind south-southwest around 9 mph, gusting to 18 mph. Chance of precipitation 70 percent. Precipitation mostly around 10 mm.
Monday night
 
Dense overcast in the evening, becoming cloudy after midnight. Patchy light fog in the evening, then light to moderate fog after midnight. A chance of rain in the evening, then a slight chance of rain after midnight. Low 13°. Wind south-southwest around 12 mph, gusting to 19 mph, in the evening, becoming 8 mph after midnight. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm.
Tuesday
 
Cloudy in the morning, becoming mostly cloudy in the afternoon. Patchy light fog. A chance of rain in the morning, then a slight chance of rain in the afternoon. Precipitation showery or intermittent. High 15°. UV index up to 3. Wind west around 9 mph, gusting to 19 mph. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm.
Tuesday night
 
Cloudy. Patchy light fog after midnight. A slight chance of rain in the evening, then a chance of rain after midnight. Low 11°. Wind west around 9 mph, gusting to 18 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Wednesday
 
Dense overcast in the morning, becoming mostly cloudy in the afternoon. Patchy light fog. Rain likely. Breezy. High 15°. UV index up to 3. Wind south-southwest around 10 mph, gusting to 17 mph, in the morning, becoming 16 mph, gusting to 27 mph, in the afternoon. Chance of precipitation 60 percent. Precipitation mostly between 2 and 5 mm.
Wednesday night
 
Partly to mostly cloudy in the evening, becoming cloudy after midnight. A chance of rain. Windy. Low 12°. Wind south-southwest around 18 mph, gusting to 26 mph. Chance of precipitation 40 percent. Precipitation mostly less than 2 mm.
Thursday
 
Partly to mostly cloudy in the morning, becoming partly to mostly sunny in the afternoon. Windy. High 14°. UV index up to 5. Wind west-southwest around 18 mph, gusting to 27 mph.
Thursday night
 
Partly to mostly cloudy in the evening, becoming mostly cloudy after midnight. A chance of rain. Low 9°. Wind southwest around 13 mph, gusting to 25 mph, in the evening, becoming 8 mph, gusting to 15 mph, after midnight. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Friday
 
Dense overcast. A chance of rain in the morning, then rain likely in the afternoon. Breezy. High 14°. UV index up to 2. Wind south-southeast around 11 mph, gusting to 22 mph, in the morning, becoming 17 mph, gusting to 24 mph, in the afternoon. Chance of precipitation 80 percent. Precipitation mostly between 10 and 20 mm.
Friday night
 
Partly cloudy in the evening, becoming cloudy after midnight. A slight chance of rain in the evening, then a chance of rain after midnight. Windy. Low 11°. Wind south-southwest around 20 mph, gusting to 33 mph, in the evening, becoming 27 mph, gusting to 37 mph, after midnight. 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.