WXSIM Forecast for: Colwyn Bay
Issued by: Saratoga-Weather.org
Updated: Monday, 27-Jul-2026 06:00 am
 
Today

Chance rain
Chance rain
Tonight

Overcast
Overcast
Tuesday

Chance rain
Chance rain
Tuesday
night
Mostly Cloudy
Mostly Cloudy
Wednesday

Chance rain
Chance rain
Wednesday
night
Fog late
Fog late
Thursday

Chance rain
Chance rain
Thursday
night
Fog late
Fog late
2 mm. <2 mm. <5 mm. 2 mm. <2 mm. 2 mm. <2 mm.
High: 18° Low: 14° High: 18° Low: 14° High: 21° Low: 13° High: 16° Low: 9°
               
W
11-20
mph
Fresh breeze
WSW
12-19
mph
Fresh breeze
WSW
12-19
mph
Fresh breeze
WSW
10-17→6-15
mph
Moderate breeze
SSW
7-17→11-20
mph
Fresh breeze
W
6-19
mph
Fresh breeze
W
9-19
mph
Fresh breeze
W
11-18
mph
Moderate breeze
UV: 3
 Medium 
UV: 3
 Medium 
UV: 4
 Medium 
UV: 5
 Medium 

 

Today
 
Mostly 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 11 mph, gusting to 20 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Tonight
 
Dense overcast. A chance of rain. Breezy. Low 14°. Wind west-southwest around 12 mph, gusting to 19 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Tuesday
 
Dense overcast. A slight chance of rain in the morning, then a chance of rain in the afternoon. Breezy. High 18°. UV index up to 3. Wind west-southwest around 12 mph, gusting to 19 mph. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm.
Tuesday night
 
Cloudy in the evening, becoming partly to mostly cloudy after midnight. Low 14°. Wind west-southwest around 10 mph, gusting to 17 mph, in the evening, becoming 6 mph, gusting to 15 mph, after midnight.
Wednesday
 
Partly to mostly 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. High 21°. UV index up to 4. Wind south-southwest around 7 mph, gusting to 17 mph, in the morning, becoming 11 mph, gusting to 20 mph, in the afternoon. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Wednesday night
 
Cloudy in the evening, becoming mostly cloudy after midnight. Patchy light fog after midnight. A slight chance of rain. Low 13°. Wind west around 6 mph, gusting to 19 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Thursday
 
Partly to mostly cloudy in the morning, becoming 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. High 16°. UV index up to 5. Wind west around 9 mph, gusting to 19 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Thursday night
 
Partly to mostly cloudy in the evening, becoming partly cloudy after midnight. Patchy light fog after midnight. A chance of rain. Cool. Low 9°. Wind west around 11 mph, gusting to 18 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Friday
 
Partly to mostly cloudy in the morning, becoming partly to mostly sunny in the afternoon. A chance of rain. Breezy. High 16°. UV index up to 5. Wind west-northwest around 13 mph, gusting to 22 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Friday night
 
Fair. Cool. Low 10°. Wind west-southwest around 8 mph, gusting to 18 mph.
Saturday
 
Sunny. High 18°. UV index up to 5. Wind west-northwest around 10 mph, gusting to 20 mph.
Saturday night
 
Clear in the evening, becoming partly to mostly cloudy after midnight. Cool. Low 10°. Wind west around 5 mph.
Sunday
 
Partly cloudy in the morning, becoming sunny in the afternoon. High 21°. UV index up to 5. Wind northeast around 2 mph in the morning, becoming 5 mph in the afternoon.
Sunday night
 
Mostly clear in the evening, becoming fair to partly cloudy after midnight. Cool. Low 11°. Wind east-northeast around 6 mph.

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