WXSIM Forecast for: Colwyn Bay
Issued by: Saratoga-Weather.org
Updated: Sunday, 04-Oct-2026 11:00 am
 
This
afternoon
Cloudy
Cloudy
Tonight

Cloudy
Cloudy
Monday

Mostly Cloudy
Mostly Cloudy
Monday
night
Fog late
Fog late
Tuesday

Chance rain
Chance rain
Tuesday
night
Fog
Fog
Wednesday

Chance rain
Chance rain
Wednesday
night
Chance rain
Chance rain
<2 mm. 5 mm. <2 mm. 2 mm. 5 mm.
High: 18° Low: 13° High: 16° Low: 11° High: 15° Low: 9° High: 11° Low: 6°
              WCh: 2°
SW
10-19
mph
Fresh breeze
WSW
11-18
mph
Moderate breeze
WSW
11-19
mph
Fresh breeze
WSW
7-15→4
mph
Moderate breeze
SW→NW
6
mph
Light breeze
NNW
9-19
mph
Fresh breeze
NNW
11-20
mph
Fresh breeze
NW
14-22→17-23
mph
Fresh breeze
UV: 2
 Low 
UV: 2
 Low 

 

This afternoon
 
Cloudy. Mild. High 18°. UV index up to 2. Wind southwest around 10 mph, gusting to 19 mph.
Tonight
 
Cloudy. Breezy. Low 13°. Wind west-southwest around 11 mph, gusting to 18 mph.
Monday
 
Mostly cloudy to cloudy in the morning, becoming mostly cloudy in the afternoon. Breezy. High 16°. UV index up to 2. Wind west-southwest around 11 mph, gusting to 19 mph.
Monday night
 
Mostly cloudy to cloudy. Patchy light fog after midnight. A chance of rain. Low 11°. Wind west-southwest around 7 mph, gusting to 15 mph, in the evening, becoming 4 mph after midnight. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Tuesday
 
Mostly cloudy to cloudy. Patchy light fog. A slight chance of rain in the morning, then a chance of rain in the afternoon. High 15°. Wind southwest around 6 mph in the morning, becoming northwest in the afternoon. Chance of precipitation 50 percent. Precipitation mostly around 5 mm.
Tuesday night
 
Dense overcast. Patchy light fog in the evening. A chance of rain. Low 9°. Wind north-northwest around 9 mph, gusting to 19 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Wednesday
 
Cloudy in the morning, becoming partly cloudy in the afternoon. A chance of rain. Breezy. High 11°. Wind north-northwest around 11 mph, gusting to 20 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Wednesday night
 
Partly to mostly cloudy in the evening, becoming mostly cloudy after midnight. A chance of rain. Breezy and cool. Low 6°. Wind chill ranging from 2 to 6. Wind northwest around 14 mph, gusting to 22 mph, in the evening, becoming 17 mph, gusting to 23 mph, after midnight. Chance of precipitation 50 percent. Precipitation mostly around 5 mm.
Thursday
 
Mostly cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. A chance of rain. Breezy. High 10°. Wind northwest around 15 mph, gusting to 23 mph, in the morning, becoming 12 mph, gusting to 20 mph, in the afternoon. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Thursday night
 
Dense overcast. A slight chance of rain in the evening, then a chance of rain after midnight. Low 9°. Wind west-southwest around 7 mph in the evening, becoming 10 mph, gusting to 20 mph, after midnight. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm.
Friday
 
Dense overcast in the morning, becoming mostly cloudy in the afternoon. Rain likely. Breezy. High 12°. Wind west-southwest around 16 mph, gusting to 23 mph. Chance of precipitation 60 percent. Precipitation mostly around 5 mm.
Friday night
 
Partly to mostly cloudy. Patchy light fog in the evening. A chance of rain in the evening, then a slight chance of rain after midnight. Windy. Low 8°. Wind west-northwest around 14 mph, gusting to 20 mph, in the evening, becoming 18 mph, gusting to 29 mph, after midnight. Chance of precipitation 40 percent. Precipitation mostly between 2 and 5 mm.
Saturday
 
Mostly cloudy in the morning, becoming partly to mostly cloudy in the afternoon. A chance of rain. Windy and cool. High 10°. Wind chill around 4. Wind west-northwest around 20 mph, gusting to 29 mph. Chance of precipitation 50 percent. Precipitation mostly around 5 mm.
Saturday night
 
Mostly cloudy to cloudy in the evening, becoming cloudy after midnight. A slight chance of rain in the evening, then a chance of rain after midnight. Windy. Low 8°. Wind west-northwest around 17 mph, gusting to 26 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.

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