WXSIM Forecast for: Colwyn Bay
Issued by: Saratoga-Weather.org
Updated: Thursday, 02-Jul-2026 11:00 am
 
This
afternoon
Mostly Cloudy
Mostly Cloudy
Tonight

Mostly Cloudy
Mostly Cloudy
Friday

Mostly Cloudy
Mostly Cloudy
Friday
night
Fog late
Fog late
Saturday

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

Mostly Cloudy
Mostly Cloudy
Sunday
night
Cloudy
Cloudy
<2 mm. <2 mm.
High: 17° Low: 10° High: 20° Low: 12° High: 17° Low: 12° High: 19° Low: 13°
               
NW
14-24
mph
Fresh breeze
W
9-19→5
mph
Fresh breeze
W
7-16
mph
Moderate breeze
WSW
10-17
mph
Moderate breeze
WSW
11-20→15-23
mph
Fresh breeze
W
9-21
mph
Fresh breeze
W
12-21
mph
Fresh breeze
W
8-19
mph
Fresh breeze
UV: 5
 Medium 
UV: 5
 Medium 
UV: 4
 Medium 
UV: 4
 Medium 

 

This afternoon
 
Partly to mostly cloudy. A chance of rain. Breezy. High 17°. UV index up to 5. Wind northwest around 14 mph, gusting to 24 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Tonight
 
Partly to mostly cloudy in the evening, becoming mostly cloudy after midnight. Cool. Low 10°. Wind west around 9 mph, gusting to 19 mph, in the evening, becoming 5 mph after midnight.
Friday
 
Mostly cloudy. High 20°. UV index up to 5. Wind west around 7 mph, gusting to 16 mph.
Friday night
 
Mostly cloudy. Patchy light fog after midnight. Low 12°. Wind west-southwest around 10 mph, gusting to 17 mph.
Saturday
 
Mostly cloudy to cloudy. Patchy light fog in the morning. A slight chance of rain. Breezy. High 17°. UV index up to 4. Wind west-southwest around 11 mph, gusting to 20 mph, in the morning, becoming 15 mph, gusting to 23 mph, in the afternoon. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Saturday night
 
Mostly cloudy to cloudy in the evening, becoming mostly cloudy after midnight. Low 12°. Wind west around 9 mph, gusting to 21 mph.
Sunday
 
Mostly cloudy to cloudy in the morning, becoming cloudy in the afternoon. Breezy. High 19°. UV index up to 4. Wind west around 12 mph, gusting to 21 mph.
Sunday night
 
Cloudy. Low 13°. Wind west around 8 mph, gusting to 19 mph.
Monday
 
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. High 18°. UV index up to 3. Wind west around 10 mph, gusting to 19 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Monday night
 
Cloudy. Low 14°. Wind west-southwest around 8 mph, gusting to 17 mph.
Tuesday
 
Cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. A chance of rain. Breezy. High 18°. UV index up to 4. Wind west around 12 mph, gusting to 19 mph. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm.
Tuesday night
 
Partly cloudy. Patchy light fog after midnight. A slight chance of rain. Low 13°. Wind west around 8 mph, gusting to 18 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Wednesday
 
Partly cloudy in the morning, becoming sunny in the afternoon. Patchy light fog in the morning. Unusually warm. High 25°. UV index up to 7. Wind west around 7 mph, gusting to 16 mph.
Wednesday night
 
Fair to partly cloudy in the evening, becoming mostly clear after midnight. Patchy light fog after midnight. Low 12°. Wind west-northwest around 2 mph in the evening, becoming north-northeast after midnight.

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