WXSIM Forecast for: Colwyn Bay
Issued by: Saratoga-Weather.org
Updated: Sunday, 29-Mar-2026 06:00 pm
 
Tonight

Partly Cloudy
Partly Cloudy
Monday

Chance rain
Chance rain
Monday
night
Cloudy
Cloudy
Tuesday

Mostly Cloudy
Mostly Cloudy
Tuesday
night
Partly Cloudy
Partly Cloudy
Wednesday

Mostly Cloudy
Mostly Cloudy
Wednesday
night
Mostly Cloudy
Mostly Cloudy
Thursday

Chance rain
Chance rain
2 mm. <2 mm. <2 mm. <2 mm. <2 mm.
Low: 6° High: 8° Low: 4° High: 12° Low: 7° High: 14° Low: 6° High: 8°
               
WSW
17-27
mph
Strong breeze
WSW
18-28
mph
Strong breeze
WSW
11-20
mph
Fresh breeze
W
11-18
mph
Moderate breeze
WSW
6-15
mph
Moderate breeze
SW
7-17→10-19
mph
Fresh breeze
SW→WNW
9-19
mph
Fresh breeze
WSW
9-18
mph
Moderate breeze
UV: 3
 Medium 
UV: 2
 Low 
UV: 3
 Medium 

 

Tonight
 
Partly cloudy in the evening, becoming partly to mostly cloudy after midnight. Windy. Low 6°. Wind west-southwest around 17 mph, gusting to 27 mph.
Monday
 
Partly to mostly cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. A chance of rain in the morning, then a slight chance of rain in the afternoon. Windy. High 8°. UV index up to 3. Wind west-southwest around 18 mph, gusting to 28 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Monday night
 
Cloudy. A slight chance of rain in the evening, then a chance of rain after midnight. Low 4°. Wind west-southwest around 11 mph, gusting to 20 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 slight chance of rain. High 12°. UV index up to 2. Wind west around 11 mph, gusting to 18 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Tuesday night
 
Partly cloudy in the evening, becoming mostly cloudy to cloudy after midnight. Low 7°. Wind west-southwest around 6 mph, gusting to 15 mph.
Wednesday
 
Mostly cloudy to cloudy in the morning, becoming partly to mostly cloudy in the afternoon. High 14°. UV index up to 3. Wind southwest around 7 mph, gusting to 17 mph, in the morning, becoming 10 mph, gusting to 19 mph, in the afternoon.
Wednesday night
 
Cloudy in the evening, becoming mostly cloudy to cloudy after midnight. A chance of rain. Low 6°. Wind southwest around 9 mph, gusting to 19 mph, in the evening, becoming west-northwest after midnight. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Thursday
 
Cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. Patchy light fog in the morning. A chance of rain in the morning, then a slight chance of rain in the afternoon. High 8°. Wind west-southwest around 9 mph, gusting to 18 mph. Chance of precipitation 40 percent. Precipitation mostly less than 2 mm.
Thursday night
 
Mostly cloudy in the evening, becoming partly cloudy after midnight. A slight chance of rain in the evening, then a slight chance of a mix of rain and snow after midnight. Breezy and cold. Low 2°. Wind chill ranging from -3 to 4. Wind west-northwest around 14 mph, gusting to 26 mph, in the evening, becoming 18 mph, gusting to 26 mph, after midnight. Chance of precipitation 30 percent. Precipitation (liquid equivalent) mostly less than 2 mm. No snow accumulation expected.
Friday
 
Mostly cloudy in the morning, becoming cloudy in the afternoon. A slight chance of a mix of rain and snow in the morning, then a chance of rain in the afternoon. Breezy and cold. High 7°. Wind chill ranging from -4 to 2. UV index up to 2. Wind west-northwest around 16 mph, gusting to 25 mph, in the morning, becoming 12 mph, gusting to 23 mph, in the afternoon. Chance of precipitation 40 percent. Precipitation (liquid equivalent) mostly around 2 mm. No snow accumulation expected.
Friday night
 
Dense overcast. Patchy light fog. A chance of rain in the evening, then a mix of rain and snow likely after midnight. Breezy and cold. Low 2°. Wind chill ranging from -3 to 2. Wind south around 8 mph, gusting to 16 mph, in the evening, becoming 17 mph, gusting to 37 mph, after midnight. Chance of precipitation 80 percent. Precipitation (liquid equivalent) mostly between 10 and 20 mm. No snow accumulation expected.
Saturday
 
Partly to mostly cloudy in the morning, becoming mostly sunny in the afternoon. A slight chance of rain in the morning. Very windy. High 11°. UV index up to 2. Wind south-southwest around 36 mph, gusting to 50 mph, in the morning, becoming 32 mph, gusting to 46 mph, in the afternoon. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Saturday night
 
Partly to mostly 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. Windy and cold. Low 3°. Wind chill ranging from -3 to 4. Wind west-southwest around 24 mph, gusting to 37 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.