WXSIM Forecast for: Colwyn Bay
Issued by: Saratoga-Weather.org
Updated: Tuesday, 16-Jun-2026 09:00 pm
 
Tonight

Chance rain
Chance rain
Wednesday

Fog a.m.
Fog a.m.
Wednesday
night
Chance rain
Chance rain
Thursday

Rain likely
Rain likely
Thursday
night
Fog late
Fog late
Friday

Chance rain
Chance rain
Friday
night
Fog late
Fog late
Saturday

Chance rain
Chance rain
5 mm. <2 mm. <5 mm. 10 mm. <2 mm. 2 mm. <2 mm. 2 mm.
Low: 13° High: 19° Low: 12° High: 17° Low: 12° High: 19° Low: 13° High: 18°
               
SSW
12-26
mph
Strong breeze
SSW
11-21
mph
Fresh breeze
SSW
11-21
mph
Fresh breeze
SSW
9-18→13-20
mph
Fresh breeze
SSW
10-18
mph
Moderate breeze
SSW
14-22
mph
Fresh breeze
SW
11-18
mph
Moderate breeze
W→N
6
mph
Light breeze
UV: 5
 Medium 
UV: 4
 Medium 
UV: 6
 High 
UV: 5
 Medium 

 

Tonight
 
Dense overcast in the evening, becoming cloudy after midnight. Patchy light fog. A chance of rain. Breezy. Low 13°. Wind south-southwest around 12 mph, gusting to 26 mph. Chance of precipitation 50 percent. Precipitation mostly around 5 mm.
Wednesday
 
Mostly cloudy to cloudy in the morning, becoming partly cloudy in the afternoon. Patchy light fog in the morning. A chance of rain. Breezy. High 19°. UV index up to 5. Wind south-southwest around 11 mph, gusting to 21 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Wednesday night
 
Partly to mostly cloudy in the evening, becoming cloudy after midnight. Light to moderate fog after midnight. A chance of rain after midnight. Breezy. Low 12°. Wind south-southwest around 11 mph, gusting to 21 mph. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm.
Thursday
 
Cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. Light to moderate fog in the morning. Rain likely in the morning, then a slight chance of rain in the afternoon. Breezy. High 17°. UV index up to 4. Wind south-southwest around 9 mph, gusting to 18 mph, in the morning, becoming 13 mph, gusting to 20 mph, in the afternoon. Chance of precipitation 70 percent. Precipitation mostly around 10 mm.
Thursday night
 
Partly to mostly cloudy. Patchy light fog after midnight. A slight chance of rain. Low 12°. Wind south-southwest around 10 mph, gusting to 18 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Friday
 
Mostly cloudy. A slight chance of rain in the morning, then a chance of rain in the afternoon. Breezy. High 19°. UV index up to 6. Wind south-southwest around 14 mph, gusting to 22 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Friday night
 
Cloudy in the evening, becoming mostly cloudy to cloudy after midnight. Patchy light fog after midnight. A chance of rain. Low 13°. Wind southwest around 11 mph, gusting to 18 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Saturday
 
Partly to mostly cloudy in the morning, becoming mostly cloudy in the afternoon. Patchy light fog in the morning. A chance of rain. High 18°. UV index up to 5. Wind west around 6 mph in the morning, becoming north in the afternoon. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Saturday night
 
Partly to mostly cloudy. Patchy light fog after midnight. Low 12°. Wind east-northeast around 3 mph in the evening, becoming southeast after midnight.
Sunday
 
Partly to mostly cloudy in the morning, becoming partly cloudy in the afternoon. Patchy light fog in the morning. Mild. High 22°. UV index up to 6. Wind southeast around 5 mph in the morning, becoming northeast in the afternoon.
Sunday night
 
Mostly cloudy in the evening, becoming cloudy after midnight. Low 15°. Wind east-northeast around 3 mph in the evening, becoming southeast after midnight.
Monday
 
Mostly 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. Warm. High 23°. UV index up to 4. Wind south around 9 mph, gusting to 19 mph, in the morning, becoming west-southwest in the afternoon. Chance of precipitation 40 percent. Precipitation mostly between 2 and 5 mm.
Monday night
 
Mostly cloudy in the evening, becoming cloudy after midnight. Patchy light fog after midnight. A slight chance of rain. Breezy. Low 11°. Wind west around 14 mph, gusting to 23 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.

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