WXSIM Forecast for: Colwyn Bay
Issued by: Saratoga-Weather.org
Updated: Tuesday, 02-Jun-2026 11:00 am
 
This
afternoon
Chance rain
Chance rain
Tonight

Fog late
Fog late
Wednesday

Chance rain
Chance rain
Wednesday
night
Chance rain
Chance rain
Thursday

Rain likely
Rain likely
Thursday
night
Chance rain
Chance rain
Friday

Chance rain
Chance rain
Friday
night
Mostly Cloudy
Mostly Cloudy
2 mm. <2 mm. <5 mm. 2 mm. 10 mm. 2 mm. 2 mm.
High: 17° Low: 10° High: 14° Low: 10° High: 14° Low: 8° High: 14° Low: 10°
               
WNW
12-20
mph
Fresh breeze
WNW
9-19
mph
Fresh breeze
SW
12-24→19-28
mph
Strong breeze
SW
16-26→12-21
mph
Strong breeze
SW
16-26
mph
Strong breeze
WSW
14-22
mph
Fresh breeze
W
12-21
mph
Fresh breeze
SW→SSE
8-17
mph
Moderate breeze
UV: 3
 Medium 
UV: 4
 Medium 
UV: 3
 Medium 
UV: 5
 Medium 

 

This afternoon
 
Mostly cloudy to cloudy. A chance of rain. Breezy. High 17°. UV index up to 3. Wind west-northwest around 12 mph, gusting to 20 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Tonight
 
Partly to mostly cloudy in the evening, becoming mostly cloudy after midnight. Patchy light fog in the evening, then moderate fog after midnight. A chance of rain. Low 10°. Wind west-northwest around 9 mph, gusting to 19 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Wednesday
 
Cloudy in the morning, becoming mostly cloudy in the afternoon. Light to moderate fog in the morning. A chance of rain. Breezy. High 14°. UV index up to 4. Wind southwest around 12 mph, gusting to 24 mph, in the morning, becoming 19 mph, gusting to 28 mph, in the afternoon. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm.
Wednesday night
 
Cloudy. Patchy light fog after midnight. A chance of rain. Breezy. Low 10°. Wind southwest around 16 mph, gusting to 26 mph, in the evening, becoming 12 mph, gusting to 21 mph, after midnight. Chance of precipitation 50 percent. Precipitation mostly around 2 mm.
Thursday
 
Dense overcast in the morning, becoming mostly cloudy to cloudy in the afternoon. Patchy light fog in the morning. Rain likely in the morning, then a chance of rain in the afternoon. Windy. High 14°. UV index up to 3. Wind southwest around 16 mph, gusting to 26 mph. Chance of precipitation 80 percent. Precipitation mostly around 10 mm.
Thursday night
 
Mostly cloudy to cloudy. Patchy light fog after midnight. A chance of rain. Breezy and cool. Low 8°. Wind west-southwest around 14 mph, gusting to 22 mph. Chance of precipitation 50 percent. Precipitation mostly around 2 mm.
Friday
 
Partly to mostly cloudy in the morning, becoming partly cloudy in the afternoon. A chance of rain. Breezy. High 14°. UV index up to 5. Wind west around 12 mph, gusting to 21 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Friday night
 
Partly to mostly cloudy in the evening, becoming dense overcast after midnight. Low 10°. Wind southwest around 8 mph, gusting to 17 mph, in the evening, becoming south-southeast after midnight.
Saturday
 
Dense overcast. Patchy light fog in the afternoon. A chance of rain in the morning, then rain likely in the afternoon. Breezy and cool. High 13°. Wind south-southeast around 13 mph, gusting to 22 mph. Chance of precipitation 80 percent. Precipitation mostly between 10 and 20 mm.
Saturday night
 
Partly to mostly cloudy in the evening, becoming mostly cloudy after midnight. Patchy light fog. A chance of rain in the evening, then a slight chance of rain after midnight. Low 9°. Wind southwest around 11 mph, gusting to 18 mph. Chance of precipitation 40 percent. Precipitation mostly between 2 and 5 mm.
Sunday
 
Mostly cloudy to cloudy in the morning, becoming cloudy in the afternoon. A slight chance of rain in the morning, then a chance of rain in the afternoon. Breezy. High 15°. UV index up to 4. Wind southwest around 13 mph, gusting to 23 mph. Chance of precipitation 40 percent. Precipitation mostly between 2 and 5 mm.
Sunday night
 
Cloudy in the evening, becoming dense overcast after midnight. Patchy light fog after midnight. A chance of rain in the evening, then rain likely after midnight. Breezy. Low 10°. Wind southwest around 13 mph, gusting to 21 mph. Chance of precipitation 70 percent. Precipitation mostly between 5 and 10 mm.
Monday
 
Dense overcast in the morning, becoming cloudy in the afternoon. Patchy light fog in the morning. Rain likely in the morning, then a slight chance of rain in the afternoon. Windy. High 16°. UV index up to 3. Wind south around 14 mph, gusting to 25 mph, in the morning, becoming southwest around 18 mph, gusting to 27 mph, in the afternoon. Chance of precipitation 60 percent. Precipitation mostly around 5 mm.
Monday night
 
Dense overcast in the evening, becoming cloudy after midnight. Patchy light fog after midnight. A slight chance of rain in the evening, then a chance of rain after midnight. Breezy. Low 10°. Wind west-southwest around 11 mph, gusting to 22 mph. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm.

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