WXSIM Forecast for: Colwyn Bay
Issued by: Saratoga-Weather.org
Updated: Thursday, 25-Jun-2026 11:00 am
 
This
afternoon
Partly Cloudy
Partly Cloudy
Tonight

Partly Cloudy
Partly Cloudy
Friday

Thunder storm
Thunder storm
Friday
night
Fog late
Fog late
Saturday

Partly Cloudy
Partly Cloudy
Saturday
night
Fog late
Fog late
Sunday

Fog a.m.
Fog a.m.
Sunday
night
Fog late
Fog late
<2 mm. <2 mm. <2 mm. <2 mm.
High: 32° Low: 20° High: 28° Low: 16° High: 24° Low: 14° High: 18° Low: 12°
               
SSE
11-21
mph
Fresh breeze
SSE
8-18
mph
Moderate breeze
SSW
6→10-21
mph
Fresh breeze
SSW
9-20→4
mph
Fresh breeze
S
8-18→13-23
mph
Fresh breeze
SSW
11-21
mph
Fresh breeze
SSW
12-21
mph
Fresh breeze
SW
12-21→7-16
mph
Fresh breeze
UV: 7
 High 
UV: 6
 High 
UV: 6
 High 
UV: 5
 Medium 

 

This afternoon
 
Partly cloudy. Near record warmth. High 32°. UV index up to 7. Wind south-southeast around 11 mph, gusting to 21 mph.
Tonight
 
Fair to partly cloudy in the evening, becoming partly to mostly cloudy after midnight. Unusually warm. Low 20°. Wind south-southeast around 8 mph, gusting to 18 mph.
Friday
 
Partly to mostly cloudy in the morning, becoming partly cloudy in the afternoon. A chance of rain. Scattered thundershowers possible. Near record warmth. High 28°. UV index up to 6. Wind south-southwest around 6 mph in the morning, becoming 10 mph, gusting to 21 mph, in the afternoon. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Friday night
 
Fair to partly cloudy in the evening, becoming partly to mostly cloudy after midnight. Light to moderate fog after midnight. Low 16°. Wind south-southwest around 9 mph, gusting to 20 mph, in the evening, becoming 4 mph after midnight.
Saturday
 
Cloudy in the morning, becoming partly cloudy in the afternoon. A chance of rain. Warm. High 24°. UV index up to 6. Wind south around 8 mph, gusting to 18 mph, in the morning, becoming 13 mph, gusting to 23 mph, in the afternoon. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Saturday night
 
Partly to mostly cloudy in the evening, becoming mostly cloudy after midnight. Patchy light fog after midnight. A chance of rain. Low 14°. Wind south-southwest around 11 mph, gusting to 21 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Sunday
 
Mostly cloudy to cloudy in the morning, becoming partly to mostly cloudy in the afternoon. Patchy light fog in the morning. A chance of rain in the morning, then a slight chance of rain in the afternoon. Breezy. High 18°. UV index up to 5. Wind south-southwest around 12 mph, gusting to 21 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Sunday night
 
Partly cloudy. Patchy light fog after midnight. Low 12°. Wind southwest around 12 mph, gusting to 21 mph, in the evening, becoming 7 mph, gusting to 16 mph, after midnight.
Monday
 
Partly to mostly cloudy. High 20°. UV index up to 5. Wind west-southwest around 10 mph, gusting to 20 mph, in the morning, becoming 7 mph, gusting to 18 mph, in the afternoon.
Monday night
 
Mostly cloudy to cloudy in the evening, becoming partly cloudy after midnight. Patchy light fog after midnight. A chance of rain after midnight. Low 11°. Wind west-southwest around 4 mph, gusting to 16 mph, in the evening, becoming south after midnight. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Tuesday
 
Partly cloudy in the morning, becoming partly to mostly cloudy in the afternoon. Patchy light fog in the morning. High 20°. UV index up to 5. Wind southwest around 3 mph in the morning, becoming north-northwest in the afternoon.
Tuesday night
 
Cloudy in the evening, becoming dense overcast after midnight. Patchy light fog after midnight. A chance of rain in the evening, then a slight chance of rain after midnight. Low 13°. Wind east-northeast around 3 mph in the evening, becoming south-southeast after midnight. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Wednesday
 
Cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. A slight chance of rain in the morning, then a chance of rain in the afternoon. Breezy. High 18°. UV index up to 4. Wind south-southwest around 13 mph, gusting to 23 mph, in the morning, becoming west-southwest in the afternoon. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Wednesday night
 
Partly to mostly cloudy in the evening, becoming partly cloudy after midnight. Light to moderate fog after midnight. Low 11°. Wind west around 11 mph, gusting to 20 mph, in the evening, becoming 6 mph after midnight.

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