WXSIM Forecast for: Colwyn Bay
Issued by: Saratoga-Weather.org
Updated: Sunday, 10-May-2026 09:00 pm
 
Tonight

Partly Cloudy
Partly Cloudy
Monday

Rain likely
Rain likely
Monday
night
Partly Cloudy
Partly Cloudy
Tuesday

Mostly Cloudy
Mostly Cloudy
Tuesday
night
Chance rain
Chance rain
Wednesday

Rain likely
Rain likely
Wednesday
night
Rain likely
Rain likely
Thursday

Partly Cloudy
Partly Cloudy
5 mm. <2 mm. 2 mm. 5 mm. 10 mm. <2 mm.
Low: 5° High: 10° Low: 5° High: 10° Low: 5° High: 9° Low: 6° High: 11°
WCh: 1°     WCh: 3° WCh: 1° WCh: 1°    
NW
6→11-20
mph
Fresh breeze
N
12-21→8-17
mph
Fresh breeze
NW→W
7-17
mph
Moderate breeze
WNW
14-24
mph
Fresh breeze
W
12-20→16-24
mph
Fresh breeze
WNW
18-26
mph
Strong breeze
NW
16-26
mph
Strong breeze
N
14-23
mph
Fresh breeze
UV: 4
 Medium 
UV: 4
 Medium 
UV: 3
 Medium 
UV: 3
 Medium 

 

Tonight
 
Fair to partly cloudy in the evening, becoming cloudy after midnight. Cool. Low 5°. Wind chill ranging from 1 to 7. Wind northwest around 6 mph in the evening, becoming 11 mph, gusting to 20 mph, after midnight.
Monday
 
Mostly cloudy in the morning, becoming mostly sunny in the afternoon. Rain likely. High 10°. UV index up to 4. Wind north around 12 mph, gusting to 21 mph, in the morning, becoming 8 mph, gusting to 17 mph, in the afternoon. Chance of precipitation 60 percent. Precipitation mostly around 5 mm.
Monday night
 
Fair to partly cloudy in the evening, becoming mostly cloudy to cloudy after midnight. Cool. Low 5°. Wind northwest around 7 mph, gusting to 17 mph, in the evening, becoming west after midnight.
Tuesday
 
Mostly cloudy to cloudy in the morning, becoming partly to mostly cloudy in the afternoon. A chance of rain in the morning, then a slight chance of rain in the afternoon. Breezy and cool. High 10°. Wind chill ranging from 3 to 6. UV index up to 4. Wind west-northwest around 14 mph, gusting to 24 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Tuesday night
 
Partly cloudy in the evening, becoming mostly cloudy to cloudy after midnight. A slight chance of rain in the evening, then a chance of rain after midnight. Breezy and cool. Low 5°. Wind chill ranging from 1 to 6. Wind west around 12 mph, gusting to 20 mph, in the evening, becoming 16 mph, gusting to 24 mph, after midnight. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Wednesday
 
Mostly cloudy to cloudy in the morning, becoming partly cloudy in the afternoon. Rain likely. Windy and cold. High 9°. Wind chill ranging from 1 to 5. UV index up to 3. Wind west-northwest around 18 mph, gusting to 26 mph. Chance of precipitation 60 percent. Precipitation mostly around 5 mm.
Wednesday night
 
Partly cloudy. Rain likely in the evening, then a chance of rain after midnight. Windy and cool. Low 6°. Wind chill as low as 1. Wind northwest around 16 mph, gusting to 26 mph. Chance of precipitation 70 percent. Precipitation mostly around 10 mm.
Thursday
 
Partly cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. A chance of rain. Breezy. High 11°. UV index up to 3. Wind north around 14 mph, gusting to 23 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Thursday night
 
Cloudy in the evening, becoming dense overcast after midnight. A slight chance of rain in the evening, then a chance of rain after midnight. Breezy and cool. Low 6°. Wind chill as low as 2. Wind north-northwest around 15 mph, gusting to 24 mph, in the evening, becoming 12 mph, gusting to 20 mph, after midnight. Chance of precipitation 50 percent. Precipitation mostly around 2 mm.
Friday
 
Dense overcast. A chance of rain in the morning, then a slight chance of rain in the afternoon. Cool. High 9°. Wind west-northwest around 8 mph, gusting to 16 mph, in the morning, becoming southwest in the afternoon. Chance of precipitation 40 percent. Precipitation mostly less than 2 mm.
Friday night
 
Cloudy. Light to moderate fog after midnight. A chance of rain. Low 8°. Wind southwest around 6 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Saturday
 
Mostly cloudy to cloudy in the morning, becoming partly cloudy in the afternoon. Patchy light fog in the morning. A chance of rain. High 15°. UV index up to 4. Wind southwest around 3 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Saturday night
 
Mostly clear in the evening, becoming partly to mostly cloudy after midnight. Low 9°. Wind southwest around 5 mph.

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