WXSIM Forecast for: Colwyn Bay
Issued by: Saratoga-Weather.org
Updated: Sunday, 26-Jul-2026 06:00 am
 
Today

Chance rain
Chance rain
Tonight

Chance rain
Chance rain
Monday

Fog a.m.
Fog a.m.
Monday
night
Fog late
Fog late
Tuesday

Fog a.m.
Fog a.m.
Tuesday
night
Partly Cloudy
Partly Cloudy
Wednesday

Partly Cloudy
Partly Cloudy
Wednesday
night
Mostly Cloudy
Mostly Cloudy
5 mm. 2 mm. <2 mm. <2 mm. <2 mm.
High: 16° Low: 10° High: 17° Low: 14° High: 19° Low: 13° High: 23° Low: 16°
               
NW
17-26
mph
Strong breeze
NW
16-24→12-20
mph
Fresh breeze
W
11-20
mph
Fresh breeze
SSW
11-18
mph
Moderate breeze
SSW
11-19
mph
Fresh breeze
SSW
7-18→3
mph
Moderate breeze
SSW→WSW
6
mph
Light breeze
SW
6→10-17
mph
Moderate breeze
UV: 4
 Medium 
UV: 3
 Medium 
UV: 4
 Medium 
UV: 5
 Medium 

 

Today
 
Mostly cloudy to cloudy. A chance of rain. Windy. High 16°. UV index up to 4. Wind northwest around 17 mph, gusting to 26 mph. Chance of precipitation 50 percent. Precipitation mostly around 5 mm.
Tonight
 
Mostly cloudy. Patchy light fog after midnight. A slight chance of rain in the evening, then a chance of rain after midnight. Breezy and cool. Low 10°. Wind northwest around 16 mph, gusting to 24 mph, in the evening, becoming 12 mph, gusting to 20 mph, after midnight. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Monday
 
Mostly cloudy to cloudy in the morning, becoming dense overcast in the afternoon. Patchy light fog in the morning. A slight chance of rain. High 17°. UV index up to 3. Wind west around 11 mph, gusting to 20 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Monday night
 
Dense overcast. Patchy light fog after midnight. A chance of rain. Low 14°. Wind south-southwest around 11 mph, gusting to 18 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Tuesday
 
Cloudy. Patchy light fog in the morning. High 19°. UV index up to 4. Wind south-southwest around 11 mph, gusting to 19 mph.
Tuesday night
 
Mostly cloudy to cloudy in the evening, becoming partly cloudy after midnight. Low 13°. Wind south-southwest around 7 mph, gusting to 18 mph, in the evening, becoming 3 mph after midnight.
Wednesday
 
Partly cloudy. A slight chance of rain in the morning. Warm. High 23°. UV index up to 5. Wind south-southwest around 6 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 cloudy after midnight. Low 16°. Wind southwest around 6 mph in the evening, becoming 10 mph, gusting to 17 mph, after midnight.
Thursday
 
Mostly cloudy to cloudy in the morning, becoming sunny in the afternoon. Breezy. High 19°. UV index up to 5. Wind west-southwest around 13 mph, gusting to 24 mph.
Thursday night
 
Fair to partly cloudy in the evening, becoming fair after midnight. Cool. Low 11°. Wind west around 9 mph, gusting to 20 mph.
Friday
 
Partly to mostly sunny in the morning, becoming mostly sunny in the afternoon. Breezy. High 17°. UV index up to 5. Wind west around 13 mph, gusting to 23 mph.
Friday night
 
Fair to partly cloudy in the evening, becoming partly to mostly cloudy after midnight. Cool. Low 11°. Wind west-southwest around 10 mph, gusting to 21 mph.
Saturday
 
Mostly sunny. Breezy. High 19°. UV index up to 5. Wind west-southwest around 12 mph, gusting to 23 mph.
Saturday night
 
Partly to mostly cloudy in the evening, becoming cloudy after midnight. Low 12°. Wind west around 3 mph, gusting to 15 mph, in the evening, becoming southeast after midnight.

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