WXSIM Forecast for: Colwyn Bay
Issued by: Saratoga-Weather.org
Updated: Tuesday, 09-Jun-2026 09:00 pm
 
Tonight

Fog late
Fog late
Wednesday

Chance rain
Chance rain
Wednesday
night
Fog late
Fog late
Thursday

Rain likely
Rain likely
Thursday
night
Chance rain
Chance rain
Friday

Chance rain
Chance rain
Friday
night
Partly Cloudy
Partly Cloudy
Saturday

Partly Cloudy
Partly Cloudy
<2 mm. <5 mm. <2 mm. 5 mm. <5 mm. 2 mm.
Low: 7° High: 11° Low: 7° High: 13° Low: 11° High: 15° Low: 10° High: 16°
               
WSW
9-17
mph
Moderate breeze
WSW
8-17→12-20
mph
Fresh breeze
WSW
7-18
mph
Moderate breeze
SSW
9-16→12-19
mph
Fresh breeze
SW
13-19
mph
Fresh breeze
W
12-19→16-24
mph
Fresh breeze
W
16-24
mph
Fresh breeze
W
16-26
mph
Strong breeze
UV: 4
 Medium 
UV: 2
 Low 
UV: 4
 Medium 
UV: 5
 Medium 

 

Tonight
 
Mostly cloudy in the evening, becoming cloudy after midnight. Patchy light fog after midnight. A slight chance of rain in the evening, then a chance of rain after midnight. Cool. Low 7°. Wind west-southwest around 9 mph, gusting to 17 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Wednesday
 
Mostly cloudy to cloudy in the morning, becoming partly cloudy in the afternoon. Patchy light fog. A chance of rain in the morning, then a slight chance of rain in the afternoon. Cool. High 11°. UV index up to 4. Wind west-southwest around 8 mph, gusting to 17 mph, in the morning, becoming 12 mph, gusting to 20 mph, in the afternoon. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm.
Wednesday night
 
Partly to mostly cloudy in the evening, becoming dense overcast after midnight. Patchy light fog after midnight. A chance of rain. Cool. Low 7°. Wind west-southwest around 7 mph, gusting to 18 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Thursday
 
Dense overcast. Patchy light fog in the morning. Rain likely. Cool. High 13°. UV index up to 2. Wind south-southwest around 9 mph, gusting to 16 mph, in the morning, becoming 12 mph, gusting to 19 mph, in the afternoon. Chance of precipitation 60 percent. Precipitation mostly around 5 mm.
Thursday night
 
Dense overcast. A chance of rain. Breezy. Low 11°. Wind southwest around 13 mph, gusting to 19 mph. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm.
Friday
 
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. Breezy. High 15°. UV index up to 4. Wind west around 12 mph, gusting to 19 mph, in the morning, becoming 16 mph, gusting to 24 mph, in the afternoon. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Friday night
 
Fair to partly cloudy in the evening, becoming partly cloudy after midnight. Breezy. Low 10°. Wind west around 16 mph, gusting to 24 mph.
Saturday
 
Partly cloudy in the morning, becoming partly to mostly cloudy in the afternoon. Windy. High 16°. UV index up to 5. Wind west around 16 mph, gusting to 26 mph.
Saturday night
 
Partly to mostly cloudy. Breezy and cool. Low 9°. Wind west around 12 mph, gusting to 23 mph.
Sunday
 
Partly to mostly cloudy in the morning, becoming partly cloudy in the afternoon. A slight chance of rain. High 17°. UV index up to 5. Wind northwest around 10 mph, gusting to 19 mph, in the morning, becoming 5 mph in the afternoon. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Sunday night
 
Partly cloudy. Patchy light fog after midnight. Low 10°. Wind west-northwest around 3 mph in the evening, becoming south-southwest after midnight.
Monday
 
Partly cloudy in the morning, becoming mostly cloudy in the afternoon. High 20°. UV index up to 5. Wind east-southeast around 5 mph in the morning, becoming south in the afternoon.
Monday night
 
Partly cloudy. A slight chance of rain after midnight. Low 12°. Wind south-southeast around 7 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.

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