WXSIM Forecast for: Colwyn Bay
Issued by: Saratoga-Weather.org
Updated: Wednesday, 22-Jul-2026 06:00 am
 
Today

Mostly Cloudy
Mostly Cloudy
Tonight

Mostly Cloudy
Mostly Cloudy
Thursday

Chance rain
Chance rain
Thursday
night
Fog late
Fog late
Friday

Fog a.m.
Fog a.m.
Friday
night
Mostly Cloudy
Mostly Cloudy
Saturday

Mostly Cloudy
Mostly Cloudy
Saturday
night
Cloudy
Cloudy
<5 mm. <2 mm. <2 mm. <2 mm.
High: 21° Low: 13° High: 19° Low: 12° High: 21° Low: 13° High: 17° Low: 13°
               
NW
7-16
mph
Moderate breeze
NW
5-15
mph
Moderate breeze
NW
7-17
mph
Moderate breeze
WNW
4
mph
Light breeze
WNW
5-16→10-20
mph
Fresh breeze
WSW
7-17
mph
Moderate breeze
WSW
13-23
mph
Fresh breeze
WSW
13-22
mph
Fresh breeze
UV: 4
 Medium 
UV: 4
 Medium 
UV: 6
 High 
UV: 3
 Medium 

 

Today
 
Mostly cloudy. High 21°. UV index up to 4. Wind northwest around 7 mph, gusting to 16 mph.
Tonight
 
Partly to mostly cloudy in the evening, becoming mostly cloudy after midnight. Low 13°. Wind northwest around 5 mph, gusting to 15 mph.
Thursday
 
Mostly cloudy. A chance of rain. High 19°. UV index up to 4. Wind northwest around 7 mph, gusting to 17 mph. Chance of precipitation 40 percent. Precipitation mostly between 2 and 5 mm.
Thursday night
 
Partly cloudy. Patchy light fog after midnight. Low 12°. Wind west-northwest around 4 mph.
Friday
 
Partly cloudy. Patchy light fog in the morning. A chance of rain. High 21°. UV index up to 6. Wind west-northwest around 5 mph, gusting to 16 mph, in the morning, becoming 10 mph, gusting to 20 mph, in the afternoon. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Friday night
 
Partly to mostly cloudy in the evening, becoming mostly cloudy after midnight. Low 13°. Wind west-southwest around 7 mph, gusting to 17 mph.
Saturday
 
Partly to mostly cloudy in the morning, becoming cloudy in the afternoon. A slight chance of rain. Breezy. High 17°. UV index up to 3. Wind west-southwest around 13 mph, gusting to 23 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Saturday night
 
Cloudy. A chance of rain. Breezy. Low 13°. Wind west-southwest around 13 mph, gusting to 22 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Sunday
 
Mostly cloudy to cloudy in the morning, becoming mostly cloudy in the afternoon. A slight chance of rain. Breezy. High 17°. UV index up to 5. Wind west-northwest around 14 mph, gusting to 24 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Sunday night
 
Mostly cloudy in the evening, becoming mostly clear after midnight. Patchy light fog after midnight. A slight chance of rain in the evening. Cool. Low 11°. Wind west-northwest around 11 mph, gusting to 21 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Monday
 
Sunny in the morning, becoming partly cloudy in the afternoon. Patchy light fog in the morning. Breezy and warm. High 23°. UV index up to 6. Wind west-southwest around 10 mph, gusting to 21 mph, in the morning, becoming 15 mph, gusting to 24 mph, in the afternoon.
Monday night
 
Dense overcast in the evening, becoming cloudy after midnight. A slight chance of rain in the evening, then a chance of rain after midnight. Breezy. Low 16°. Wind west-southwest around 12 mph, gusting to 23 mph. Chance of precipitation 40 percent. Precipitation mostly less than 2 mm.
Tuesday
 
Partly cloudy in the morning, becoming sunny in the afternoon. A slight chance of rain. Breezy and warm. High 23°. UV index up to 6. Wind west-southwest around 13 mph, gusting to 22 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Tuesday night
 
Mostly clear in the evening, becoming partly cloudy after midnight. Patchy light fog after midnight. Low 13°. Wind west-southwest around 9 mph, gusting to 20 mph.

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