WXSIM Forecast for: Colwyn Bay
Issued by: Saratoga-Weather.org
Updated: Tuesday, 05-May-2026 11:00 am
 
This
afternoon
Mostly Cloudy
Mostly Cloudy
Tonight

Mostly Cloudy
Mostly Cloudy
Wednesday

Mostly Cloudy
Mostly Cloudy
Wednesday
night
Mostly Cloudy
Mostly Cloudy
Thursday

Chance rain
Chance rain
Thursday
night
Fog late
Fog late
Friday

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

Overcast
Overcast
Saturday
night
Fog late
Fog late
<2 mm. <2 mm. 2 mm. <2 mm. <2 mm. <2 mm. <2 mm.
High: 11° Low: 5° High: 11° Low: 5° High: 12° Low: 7° High: 15° Low: 9° High: 13° Low: 8°
                   
NNW
8-17
mph
Moderate breeze
N→E
6
mph
Light breeze
ENE
7-17
mph
Moderate breeze
ENE→SE
5→9-15
mph
Moderate breeze
SSE
9-18
mph
Moderate breeze
SSE
4
mph
Light breeze
SSE
6-15
mph
Moderate breeze
ESE
2
mph
Light air
ENE→NNE
5→8-16
mph
Moderate breeze
NE
8-15
mph
Moderate breeze
UV: 3
 Medium 
UV: 3
 Medium 
UV: 3
 Medium 
UV: 4
 Medium 
UV: 2
 Low 

 

This afternoon
 
Mostly cloudy to cloudy. A chance of rain. High 11°. UV index up to 3. Wind north-northwest around 8 mph, gusting to 17 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Tonight
 
Mostly cloudy to cloudy in the evening, becoming cloudy after midnight. A slight chance of rain. Cool. Low 5°. Wind north around 6 mph in the evening, becoming east after midnight. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Wednesday
 
Mostly cloudy to cloudy in the morning, becoming mostly cloudy in the afternoon. High 11°. UV index up to 3. Wind east-northeast around 7 mph, gusting to 17 mph.
Wednesday night
 
Partly to mostly cloudy in the evening, becoming mostly cloudy after midnight. Cool. Low 5°. Wind east-northeast around 5 mph in the evening, becoming southeast around 9 mph, gusting to 15 mph, after midnight.
Thursday
 
Mostly cloudy to cloudy. A slight chance of rain in the morning, then a chance of rain in the afternoon. High 12°. UV index up to 3. Wind south-southeast around 9 mph, gusting to 18 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Thursday night
 
Mostly cloudy in the evening, becoming mostly cloudy to cloudy after midnight. Patchy light fog after midnight. A slight chance of rain. Low 7°. Wind south-southeast around 4 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Friday
 
Partly to mostly cloudy. Patchy light fog in the morning. A slight chance of rain. High 15°. UV index up to 4. Wind south-southeast around 6 mph, gusting to 15 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Friday night
 
Mostly cloudy to cloudy. A slight chance of rain. Low 9°. Wind east-southeast around 2 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Saturday
 
Dense overcast. High 13°. UV index up to 2. Wind east-northeast around 5 mph in the morning, becoming north-northeast around 8 mph, gusting to 16 mph, in the afternoon.
Saturday night
 
Dense overcast. Patchy light fog after midnight. A slight chance of rain in the evening, then a chance of rain after midnight. Low 8°. Wind northeast around 8 mph, gusting to 15 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Sunday
 
Dense overcast. Patchy light fog. Rain likely. Cool. High 10°. Wind east-northeast around 10 mph, gusting to 18 mph. Chance of precipitation 60 percent. Precipitation mostly around 5 mm.
Sunday night
 
Dense overcast. Patchy light fog. A chance of rain. Low 7°. Wind east-northeast around 8 mph in the evening, becoming west-northwest around 12 mph, gusting to 25 mph, after midnight. Chance of precipitation 50 percent. Precipitation mostly around 2 mm.
Monday
 
Cloudy in the morning, becoming dense overcast in the afternoon. Rain likely. Windy and cold. High 8°, but temperatures falling in the afternoon. Wind chill ranging from 1 to 4. UV index up to 2. Wind west-northwest around 19 mph, gusting to 32 mph, in the morning, becoming 23 mph, gusting to 34 mph, in the afternoon. Chance of precipitation 70 percent. Precipitation mostly between 5 and 10 mm.
Monday night
 
Mostly cloudy to cloudy in the evening, becoming partly cloudy after midnight. A chance of rain in the evening, then a slight chance of rain after midnight. Breezy and cool. Low 6°. Wind chill as low as 1. Wind west-northwest around 15 mph, gusting to 27 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.

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