WXSIM Forecast for: Colwyn Bay
Issued by: Saratoga-Weather.org
Updated: Wednesday, 18-Feb-2026 06:00 pm
 
Tonight

Chance rain
Chance rain
Thursday

Fog a.m.
Fog a.m.
Thursday
night
Mostly Cloudy
Mostly Cloudy
Friday

Rain likely
Rain likely
Friday
night
Chance rain
Chance rain
Saturday

Chance rain
Chance rain
Saturday
night
Rain likely
Rain likely
Sunday

Mostly Cloudy
Mostly Cloudy
2 mm. <2 mm. <2 mm. 5 mm. <5 mm. 5 mm. <5 mm. <2 mm.
Low: 4° High: 5° Low: 4° High: 10° Low: 8° High: 13° Low: 9° High: 10°
WCh: -2°              
SE
16-31→10-20
mph
Strong breeze
ENE→NW
5
mph
Light breeze
WSW
7-16
mph
Moderate breeze
SSW
17-26
mph
Strong breeze
SSW
18-27
mph
Strong breeze
SSW
14-23
mph
Fresh breeze
SW
17-24
mph
Fresh breeze
SW
15-24
mph
Fresh breeze

 

Tonight
 
Dense overcast. A chance of rain. Breezy. Low 4°, but temperatures rising after midnight. Wind chill ranging from -2 to 2. Wind southeast around 16 mph, gusting to 31 mph, in the evening, becoming 10 mph, gusting to 20 mph, after midnight. Chance of precipitation 50 percent. Precipitation mostly around 2 mm.
Thursday
 
Dense overcast in the morning, becoming cloudy in the afternoon. Patchy light fog in the morning. A chance of rain. High 5°. Wind east-northeast around 5 mph in the morning, becoming northwest in the afternoon. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Thursday night
 
Mostly cloudy in the evening, becoming cloudy after midnight. A slight chance of rain. Low 4°. Wind west-southwest around 7 mph, gusting to 16 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Friday
 
Dense overcast in the morning, becoming cloudy in the afternoon. Rain likely. Windy. High 10°. Wind south-southwest around 17 mph, gusting to 26 mph. Chance of precipitation 60 percent. Precipitation mostly around 5 mm.
Friday night
 
Dense overcast. A chance of rain in the evening, then a slight chance of rain after midnight. Windy. Low 8°, but temperatures rising after midnight. Wind south-southwest around 18 mph, gusting to 27 mph. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm.
Saturday
 
Cloudy. A slight chance of rain in the morning, then a chance of rain in the afternoon. Breezy and relatively mild. High 13°. Wind south-southwest around 14 mph, gusting to 23 mph. Chance of precipitation 60 percent. Precipitation mostly around 5 mm.
Saturday night
 
Dense overcast. Rain likely. Windy. Low 9°. Wind southwest around 17 mph, gusting to 24 mph. Chance of precipitation 60 percent. Precipitation mostly between 2 and 5 mm.
Sunday
 
Mostly cloudy to cloudy in the morning, becoming mostly cloudy in the afternoon. A chance of rain. Breezy. High 10°. Wind southwest around 15 mph, gusting to 24 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Sunday night
 
Dense overcast in the evening, becoming partly cloudy after midnight. A chance of rain in the evening, then a slight chance of rain after midnight. Windy. Low 7°. Wind southwest around 22 mph, gusting to 32 mph. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm.
Monday
 
Cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. A chance of rain. Windy. High 9°. Wind west-southwest around 21 mph, gusting to 30 mph, in the morning, becoming 17 mph, gusting to 27 mph, in the afternoon. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Monday night
 
Cloudy. A chance of rain. Breezy. Low 6°. Wind southwest around 14 mph, gusting to 21 mph. Chance of precipitation 40 percent. Precipitation mostly less than 2 mm.
Tuesday
 
Mostly cloudy in the morning, becoming partly to mostly cloudy in the afternoon. Breezy and relatively mild. High 13°. Wind south-southwest around 13 mph, gusting to 21 mph.
Tuesday night
 
Cloudy in the evening, becoming dense overcast after midnight. Patchy light fog after midnight. A chance of rain in the evening, then rain likely after midnight. Breezy. Low 8°. Wind south-southwest around 12 mph, gusting to 20 mph. Chance of precipitation 80 percent. Precipitation mostly between 10 and 20 mm.

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