WXSIM Forecast for: Colwyn Bay
Issued by: Saratoga-Weather.org
Updated: Saturday, 28-Mar-2026 06:00 pm
 
Tonight

Mostly Cloudy
Mostly Cloudy
Sunday

Rain likely
Rain likely
Sunday
night
Partly Cloudy
Partly Cloudy
Monday

Chance rain
Chance rain
Monday
night
Mostly Cloudy
Mostly Cloudy
Tuesday

Mostly Cloudy
Mostly Cloudy
Tuesday
night
Mostly Cloudy
Mostly Cloudy
Wednesday

Mostly Cloudy
Mostly Cloudy
<2 mm. 7 mm. <2 mm. <2 mm. <2 mm. <2 mm.
Low: 3° High: 9° Low: 6° High: 9° Low: 5° High: 12° Low: 7° High: 12°
WCh: 0°              
WNW→WSW
12-23→8-16
mph
Fresh breeze
SW
16-27→20-30
mph
Strong breeze
W
16-24
mph
Fresh breeze
W
18-28
mph
Strong breeze
W
10-21
mph
Fresh breeze
W
10-18
mph
Moderate breeze
WSW
7-15
mph
Moderate breeze
SW
10-19→15-25
mph
Strong breeze
UV: 2
 Low 
UV: 2
 Low 
UV: 2
 Low 
UV: 2
 Low 

 

Tonight
 
Partly to mostly cloudy. A slight chance of rain. Cold. Low 3°. Wind chill ranging from 0 to 4. Wind west-northwest around 12 mph, gusting to 23 mph, in the evening, becoming west-southwest around 8 mph, gusting to 16 mph, after midnight. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Sunday
 
Dense overcast in the morning, becoming mostly cloudy to cloudy in the afternoon. Rain likely in the morning, then a chance of rain in the afternoon. Windy. High 9°. UV index up to 2. Wind southwest around 16 mph, gusting to 27 mph, in the morning, becoming 20 mph, gusting to 30 mph, in the afternoon. Chance of precipitation 70 percent. Precipitation mostly between 5 and 10 mm.
Sunday night
 
Partly cloudy in the evening, becoming mostly cloudy after midnight. Windy. Low 6°. Wind west around 16 mph, gusting to 24 mph.
Monday
 
Mostly cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. A chance of rain. Windy. High 9°. UV index up to 2. Wind west around 18 mph, gusting to 28 mph. Chance of precipitation 40 percent. Precipitation mostly less than 2 mm.
Monday night
 
Mostly cloudy to cloudy in the evening, becoming cloudy after midnight. A chance of rain after midnight. Low 5°. Wind west around 10 mph, gusting to 21 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Tuesday
 
Mostly cloudy to cloudy in the morning, becoming mostly cloudy in the afternoon. A chance of rain. High 12°. UV index up to 2. Wind west around 10 mph, gusting to 18 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Tuesday night
 
Mostly cloudy in the evening, becoming mostly cloudy to cloudy after midnight. Low 7°. Wind west-southwest around 7 mph, gusting to 15 mph.
Wednesday
 
Cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. A slight chance of rain. Breezy. High 12°. UV index up to 2. Wind southwest around 10 mph, gusting to 19 mph, in the morning, becoming 15 mph, gusting to 25 mph, in the afternoon. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Wednesday night
 
Dense overcast in the evening, becoming mostly cloudy after midnight. Patchy light fog after midnight. A chance of rain in the evening, then a slight chance of rain after midnight. Low 5°. Wind west-northwest around 12 mph, gusting to 22 mph, in the evening, becoming 9 mph, gusting to 20 mph, after midnight. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Thursday
 
Mostly cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. Patchy light fog in the morning. High 10°. UV index up to 2. Wind east-southeast around 4 mph in the morning, becoming southwest around 8 mph, gusting to 18 mph, in the afternoon.
Thursday night
 
Dense overcast. Patchy light fog after midnight. Rain likely. Low 4°. Wind southwest around 10 mph, gusting to 19 mph, in the evening, becoming west after midnight. Chance of precipitation 60 percent. Precipitation mostly around 5 mm.
Friday
 
Mostly cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. High 7°. Wind northwest around 9 mph, gusting to 18 mph.
Friday night
 
Partly cloudy in the evening, becoming dense overcast after midnight. A chance of rain after midnight. Low 5°. Wind west-southwest around 9 mph, gusting to 20 mph, in the evening, becoming south after midnight. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm.

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