WXSIM Forecast for: Colwyn Bay
Issued by: Saratoga-Weather.org
Updated: Friday, 20-Mar-2026 06:00 am
 
Today

Mostly Cloudy
Mostly Cloudy
Tonight

Partly Cloudy
Partly Cloudy
Saturday

Mostly Sunny
Mostly Sunny
Saturday
night
Fair
Fair
Sunday

Chance rain
Chance rain
Sunday
night
Mostly Cloudy
Mostly Cloudy
Monday

Mostly Cloudy
Mostly Cloudy
Monday
night
Mostly Cloudy
Mostly Cloudy
2 mm.
High: 16° Low: 6° High: 16° Low: 5° High: 13° Low: 5° High: 12° Low: 7°
               
S→NE
3
mph
Light air
W→SSW
calm

Calm
SSW→NNE
2
mph
Light air
SSW
3
mph
Light air
SSW→WNW
6-16
mph
Moderate breeze
NNW
6→3
mph
Light breeze
S
5-17
mph
Moderate breeze
S
7-18→13-22
mph
Fresh breeze
UV: 2
 Low 
UV: 2
 Low 
UV: 2
 Low 
UV: 2
 Low 

 

Today
 
Partly to mostly cloudy. Mild. High 16°. UV index up to 2. Wind south around 3 mph in the morning, becoming northeast in the afternoon.
Tonight
 
Partly to mostly cloudy in the evening, becoming partly cloudy after midnight. Low 6°. Wind west near calm in the evening, becoming south-southwest after midnight.
Saturday
 
Mostly sunny. Mild. High 16°. UV index up to 2. Wind south-southwest around 2 mph in the morning, becoming north-northeast in the afternoon.
Saturday night
 
Fair. Low 5°. Wind south-southwest around 3 mph.
Sunday
 
Partly cloudy in the morning, becoming mostly cloudy in the afternoon. A slight chance of rain in the morning, then a chance of rain in the afternoon. High 13°. UV index up to 2. Wind south-southwest around 6 mph, gusting to 16 mph, in the morning, becoming west-northwest in the afternoon. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Sunday night
 
Mostly cloudy in the evening, becoming partly to mostly cloudy after midnight. Low 5°. Wind north-northwest around 6 mph in the evening, becoming 3 mph after midnight.
Monday
 
Mostly cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. High 12°. UV index up to 2. Wind south around 5 mph, gusting to 17 mph.
Monday night
 
Mostly cloudy to cloudy in the evening, becoming cloudy after midnight. Low 7°. Wind south around 7 mph, gusting to 18 mph, in the evening, becoming 13 mph, gusting to 22 mph, after midnight.
Tuesday
 
Dense overcast in the morning, becoming mostly cloudy to cloudy in the afternoon. A chance of rain. Windy. High 10°. UV index up to 2. Wind south-southwest around 20 mph, gusting to 28 mph. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm.
Tuesday night
 
Partly cloudy in the evening, becoming partly to mostly cloudy after midnight. A slight chance of rain. Windy. Low 4°. Wind chill ranging from -2 to 3. Wind west-southwest around 19 mph, gusting to 27 mph, in the evening, becoming 22 mph, gusting to 33 mph, after midnight. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Wednesday
 
Cloudy in the morning, becoming partly to mostly sunny in the afternoon. A chance of rain in the morning, then a slight chance of rain in the afternoon. Very windy and cold. High 5°. Wind chill around -2. UV index up to 2. Wind west-southwest around 28 mph, gusting to 39 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Wednesday night
 
Partly cloudy in the evening, becoming partly to mostly 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 as low as -2. Wind northwest around 23 mph, gusting to 35 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Thursday
 
Partly to mostly cloudy in the morning, becoming mostly cloudy in the afternoon. A chance of rain in the morning, then a slight chance of rain in the afternoon. Windy and cold. High 5°. Wind chill ranging from -3 to 0. UV index up to 2. Wind northwest around 18 mph, gusting to 29 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Thursday night
 
Partly cloudy in the evening, becoming partly to mostly cloudy after midnight. Breezy. Low 4°. Wind northwest around 14 mph, gusting to 23 mph, in the evening, becoming 10 mph, gusting to 20 mph, after midnight.

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