WXSIM Forecast for: Colwyn Bay
Issued by: Saratoga-Weather.org
Updated: Wednesday, 27-May-2026 03:00 pm
 
This
afternoon
Chance rain
Chance rain
Tonight

Fog
Fog
Thursday

Partly Cloudy
Partly Cloudy
Thursday
night
Fog late
Fog late
Friday

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

Mostly Cloudy
Mostly Cloudy
Saturday
night
Rain likely
Rain likely
5 mm. <2 mm. 7 mm.
High: 26° Low: 14° High: 23° Low: 13° High: 21° Low: 12° High: 21° Low: 12°
               
ESE
10-24
mph
Fresh breeze
ESE
10-16
mph
Moderate breeze
SE→S
8-17
mph
Moderate breeze
SSW
12-20
mph
Fresh breeze
SW
9-18
mph
Moderate breeze
SW
6-16
mph
Moderate breeze
WSW
5-16
mph
Moderate breeze
SSW
10-18
mph
Moderate breeze
UV: 5
 Medium 
UV: 4
 Medium 
UV: 6
 High 
UV: 5
 Medium 

 

This afternoon
 
Partly to mostly cloudy. A chance of rain. Unusually warm. High 26°. UV index up to 5. Wind east-southeast around 10 mph, gusting to 24 mph. Chance of precipitation 40 percent. Precipitation mostly around 5 mm.
Tonight
 
Partly cloudy in the evening, becoming partly to mostly cloudy after midnight. Patchy light fog. A chance of rain. Low 14°. Wind east-southeast around 10 mph, gusting to 16 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Thursday
 
Partly cloudy in the morning, becoming mostly cloudy in the afternoon. Unusually warm. High 23°. UV index up to 4. Wind southeast around 8 mph, gusting to 17 mph, in the morning, becoming south in the afternoon.
Thursday night
 
Partly to mostly cloudy. Patchy light fog after midnight. Breezy. Low 13°. Wind south-southwest around 12 mph, gusting to 20 mph.
Friday
 
Mostly cloudy in the morning, becoming partly to mostly sunny in the afternoon. Patchy light fog in the morning. Mild. High 21°. UV index up to 6. Wind southwest around 9 mph, gusting to 18 mph.
Friday night
 
Partly cloudy in the evening, becoming partly to mostly cloudy after midnight. Low 12°. Wind southwest around 6 mph, gusting to 16 mph.
Saturday
 
Partly to mostly cloudy in the morning, becoming mostly cloudy in the afternoon. Mild. High 21°. UV index up to 5. Wind west-southwest around 5 mph, gusting to 16 mph.
Saturday night
 
Mostly cloudy to cloudy in the evening, becoming cloudy after midnight. Patchy light fog. Rain likely. Low 12°. Wind south-southwest around 10 mph, gusting to 18 mph. Chance of precipitation 60 percent. Precipitation mostly between 5 and 10 mm.
Sunday
 
Mostly cloudy to cloudy in the morning, becoming partly cloudy in the afternoon. Patchy light fog in the morning. A slight chance of rain in the morning, then a chance of rain in the afternoon. High 16°. UV index up to 6. Wind west-southwest around 10 mph, gusting to 20 mph. Chance of precipitation 40 percent. Precipitation mostly less than 2 mm.
Sunday night
 
Cloudy in the evening, becoming dense overcast after midnight. Patchy light fog after midnight. A chance of rain. Breezy. Low 12°. Wind southwest around 12 mph, gusting to 22 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Monday
 
Dense overcast. Light to moderate fog. A slight chance of rain in the morning, then a chance of rain in the afternoon. High 14°. Wind south-southwest around 6 mph. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm.
Monday night
 
Cloudy. Patchy light fog. Rain likely. Breezy. Low 11°. Wind south-southwest around 11 mph, gusting to 20 mph. Chance of precipitation 60 percent. Precipitation mostly between 2 and 5 mm.
Tuesday
 
Cloudy in the morning, becoming partly to mostly cloudy in the afternoon. Patchy light fog in the morning. A chance of rain. Breezy. High 16°. UV index up to 4. Wind west around 9 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.
Tuesday night
 
Partly cloudy in the evening, becoming partly to mostly cloudy after midnight. Patchy light fog after midnight. Low 11°. Wind west-southwest around 11 mph, gusting to 21 mph, in the evening, becoming 7 mph after midnight.

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