WXSIM Forecast for: Colwyn Bay
Issued by: Saratoga-Weather.org
Updated: Saturday, 03-Oct-2026 06:00 pm
 
Tonight

Fog late
Fog late
Sunday

Fog a.m.
Fog a.m.
Sunday
night
Mostly Cloudy
Mostly Cloudy
Monday

Chance rain
Chance rain
Monday
night
Fog
Fog
Tuesday

Chance rain
Chance rain
Tuesday
night
Chance rain
Chance rain
Wednesday

Chance rain
Chance rain
Wednesday
night
Chance rain
Chance rain
Thursday

Chance rain
Chance rain
<2 mm. 2 mm. 2 mm. <5 mm. 2 mm. <5 mm.
Low: 7° High: 15° Low: 12° High: 16° Low: 13° High: 16° Low: 9° High: 11° Low: 7° High: 12°
                   
S
3
mph
Light air
SSW
6→9-18
mph
Moderate breeze
SW
11-18
mph
Moderate breeze
SW
10-17
mph
Moderate breeze
SW
7-15
mph
Moderate breeze
WSW
6
mph
Light breeze
N
8-17
mph
Moderate breeze
N
12-20
mph
Fresh breeze
NW
12-19
mph
Fresh breeze
W
12-21→17-27
mph
Strong breeze
UV: 2
 Low 
UV: 2
 Low 

 

Tonight
 
Fair in the evening, becoming mostly clear after midnight. Patchy light fog after midnight. Low 7°. Wind south around 3 mph.
Sunday
 
Partly cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. Patchy light fog in the morning. High 15°. UV index up to 2. Wind south-southwest around 6 mph in the morning, becoming 9 mph, gusting to 18 mph, in the afternoon.
Sunday night
 
Mostly cloudy to cloudy in the evening, becoming cloudy after midnight. Breezy. Low 12°. Wind southwest around 11 mph, gusting to 18 mph.
Monday
 
Mostly cloudy to cloudy. A chance of rain. High 16°. UV index up to 2. Wind southwest around 10 mph, gusting to 17 mph. Chance of precipitation 40 percent. Precipitation mostly less than 2 mm.
Monday night
 
Mostly cloudy. Patchy light fog. Low 13°. Wind southwest around 7 mph, gusting to 15 mph.
Tuesday
 
Cloudy. Patchy light fog in the morning. A slight chance of rain in the morning, then a chance of rain in the afternoon. High 16°. Wind west-southwest around 6 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Tuesday night
 
Dense overcast in the evening, becoming mostly cloudy to cloudy after midnight. Patchy light fog. A chance of rain. Low 9°. Wind north around 8 mph, gusting to 17 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Wednesday
 
Partly to mostly 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. Breezy. High 11°. Wind north around 12 mph, gusting to 20 mph. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm.
Wednesday 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 7°. Wind chill as low as 4. Wind northwest around 12 mph, gusting to 19 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Thursday
 
Cloudy in the morning, becoming dense overcast in the afternoon. A slight chance of rain in the morning, then a chance of rain in the afternoon. Breezy. High 12°. Wind west around 12 mph, gusting to 21 mph, in the morning, becoming 17 mph, gusting to 27 mph, in the afternoon. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm.
Thursday night
 
Cloudy in the evening, becoming partly to mostly cloudy after midnight. A chance of rain in the evening, then a slight chance of rain after midnight. Windy. Low 10°, but temperatures rising after midnight. Wind west-southwest around 22 mph, gusting to 31 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Friday
 
Cloudy in the morning, becoming partly cloudy in the afternoon. Rain likely in the morning, then a chance of rain in the afternoon. Windy. High 13°. UV index up to 2. Wind west-southwest around 24 mph, gusting to 31 mph, in the morning, becoming 20 mph, gusting to 28 mph, in the afternoon. Chance of precipitation 60 percent. Precipitation mostly between 5 and 10 mm.
Friday night
 
Fair to partly cloudy in the evening, becoming partly cloudy after midnight. A slight chance of rain in the evening, then a chance of rain after midnight. Windy. Low 8°. Wind west around 20 mph, gusting to 28 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.