WXSIM Forecast for: Colwyn Bay
Issued by: Saratoga-Weather.org
Updated: Wednesday, 24-Jun-2026 09:00 pm
 
Tonight

Fog late
Fog late
Thursday

Partly Cloudy
Partly Cloudy
Thursday
night
Partly Cloudy
Partly Cloudy
Friday

Thunder storm
Thunder storm
Friday
night
Partly Cloudy
Partly Cloudy
Saturday

Mostly Cloudy
Mostly Cloudy
Saturday
night
Fog late
Fog late
Sunday

Chance rain
Chance rain
Sunday
night
Mostly Cloudy
Mostly Cloudy
Monday

Partly Cloudy
Partly Cloudy
<2 mm. <2 mm. <2 mm. 2 mm. <2 mm. <2 mm.
Low: 15° High: 31° Low: 21° High: 29° Low: 18° High: 25° Low: 15° High: 20° Low: 13° High: 17°
                   
E
4
mph
Light breeze
SE
9-18
mph
Moderate breeze
SE
9-15
mph
Moderate breeze
S
6-16→12-23
mph
Fresh breeze
S
8-21→4
mph
Fresh breeze
S
10-21→13-22
mph
Fresh breeze
SSW
9-20
mph
Fresh breeze
SSW→W
8-17
mph
Moderate breeze
W
7-16
mph
Moderate breeze
W
9-18
mph
Moderate breeze
UV: 6
 High 
UV: 6
 High 
UV: 6
 High 
UV: 6
 High 
UV: 5
 Medium 

 

Tonight
 
Mostly clear in the evening, becoming fair after midnight. Patchy light fog after midnight. Low 15°. Wind east around 4 mph.
Thursday
 
Partly cloudy in the morning, becoming partly to mostly cloudy in the afternoon. Near record warmth. High 31°. UV index up to 6. Wind southeast around 9 mph, gusting to 18 mph.
Thursday night
 
Fair to partly cloudy in the evening, becoming partly cloudy after midnight. Unusually warm. Low 21°. Wind southeast around 9 mph, gusting to 15 mph.
Friday
 
Partly to mostly cloudy in the morning, becoming partly cloudy in the afternoon. A slight chance of rain. Scattered thundershowers possible. Near record warmth. High 29°. UV index up to 6. Wind south around 6 mph, gusting to 16 mph, in the morning, becoming 12 mph, gusting to 23 mph, in the afternoon. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Friday night
 
Partly cloudy in the evening, becoming mostly cloudy after midnight. Mild. Low 18°. Wind south around 8 mph, gusting to 21 mph, in the evening, becoming 4 mph after midnight.
Saturday
 
Mostly cloudy to cloudy in the morning, becoming partly to mostly cloudy in the afternoon. A slight chance of rain in the morning. Breezy and unusually warm. High 25°. UV index up to 6. Wind south around 10 mph, gusting to 21 mph, in the morning, becoming 13 mph, gusting to 22 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. Patchy light fog after midnight. A chance of rain. Low 15°. Wind south-southwest around 9 mph, gusting to 20 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Sunday
 
Mostly cloudy to cloudy in the morning, becoming partly cloudy in the afternoon. Patchy light fog in the morning. A slight chance of rain in the morning, then a chance of rain in the afternoon. High 20°. UV index up to 6. Wind south-southwest around 8 mph, gusting to 17 mph, in the morning, becoming west in the afternoon. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Sunday night
 
Mostly cloudy in the evening, becoming mostly cloudy to cloudy after midnight. A slight chance of rain. Low 13°. Wind west around 7 mph, gusting to 16 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Monday
 
Mostly cloudy in the morning, becoming partly cloudy in the afternoon. A chance of rain. High 17°. UV index up to 5. Wind west around 9 mph, gusting to 18 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Monday night
 
Partly to mostly cloudy in the evening, becoming mostly cloudy to cloudy after midnight. Low 12°. Wind south-southwest around 6 mph, gusting to 16 mph.
Tuesday
 
Cloudy in the morning, becoming dense overcast in the afternoon. A chance of rain. High 17°. UV index up to 3. Wind south-southwest around 7 mph, gusting to 16 mph, in the morning, becoming 11 mph, gusting to 21 mph, in the afternoon. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Tuesday night
 
Dense overcast. Patchy light fog. A chance of rain in the evening, then rain likely after midnight. Low 13°. Wind south-southwest around 9 mph, gusting to 17 mph, in the evening, becoming 13 mph, gusting to 22 mph, after midnight. Chance of precipitation 80 percent. Precipitation mostly between 10 and 20 mm.

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