WXSIM Forecast for: Colwyn Bay
Issued by: Saratoga-Weather.org
Updated: Monday, 30-Jun-2025 09:00 pm
 
Tonight

Cloudy
Cloudy
Tuesday

Fog a.m.
Fog a.m.
Tuesday
night
Partly Cloudy
Partly Cloudy
Wednesday

Mostly Sunny
Mostly Sunny
Wednesday
night
Partly Cloudy
Partly Cloudy
Thursday

Partly Cloudy
Partly Cloudy
Thursday
night
Partly Cloudy
Partly Cloudy
Friday

Mostly Cloudy
Mostly Cloudy
Friday
night
Chance rain
Chance rain
Saturday

Chance rain
Chance rain
<2 mm. <2 mm. 2 mm.
Low: 15° High: 17° Low: 11° High: 17° Low: 9° High: 19° Low: 10° High: 19° Low: 13° High: 17°
                   
WSW
4
mph
Light breeze
NW
7-17
mph
Moderate breeze
NW
8-17
mph
Moderate breeze
NW
10-20
mph
Fresh breeze
W
5-18
mph
Moderate breeze
WSW
7-17→10-20
mph
Fresh breeze
WSW
9-20
mph
Fresh breeze
SW
9-22→16-26
mph
Strong breeze
SW
18-26→15-25
mph
Strong breeze
SW
11-19
mph
Fresh breeze
UV: 3
 Medium 
UV: 6
 High 
UV: 5
 Medium 
UV: 4
 Medium 
UV: 3
 Medium 

 

Tonight
 
Cloudy in the evening, becoming dense overcast after midnight. Low 15°. Wind west-southwest around 4 mph.
Tuesday
 
Dense overcast in the morning, becoming cloudy in the afternoon. Patchy light fog in the morning. A chance of rain. High 17°. UV index up to 3. Wind northwest around 7 mph, gusting to 17 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Tuesday night
 
Partly to mostly cloudy in the evening, becoming partly cloudy after midnight. Low 11°. Wind northwest around 8 mph, gusting to 17 mph.
Wednesday
 
Mostly sunny. High 17°. UV index up to 6. Wind northwest around 10 mph, gusting to 20 mph.
Wednesday night
 
Fair in the evening, becoming fair to partly cloudy after midnight. Cool. Low 9°. Wind west around 5 mph, gusting to 18 mph.
Thursday
 
Partly cloudy in the morning, becoming partly to mostly sunny in the afternoon. High 19°. UV index up to 5. Wind west-southwest around 7 mph, gusting to 17 mph, in the morning, becoming 10 mph, gusting to 20 mph, in the afternoon.
Thursday night
 
Partly cloudy in the evening, becoming partly to mostly cloudy after midnight. Low 10°. Wind west-southwest around 9 mph, gusting to 20 mph.
Friday
 
Mostly cloudy in the morning, becoming cloudy in the afternoon. Breezy. High 19°. UV index up to 4. Wind southwest around 9 mph, gusting to 22 mph, in the morning, becoming 16 mph, gusting to 26 mph, in the afternoon.
Friday night
 
Cloudy. A chance of rain. Windy. Low 13°. Wind southwest around 18 mph, gusting to 26 mph, in the evening, becoming 15 mph, gusting to 25 mph, after midnight. Chance of precipitation 40 percent. Precipitation mostly less than 2 mm.
Saturday
 
Dense overcast. A slight chance of rain in the morning, then a chance of rain in the afternoon. High 17°. UV index up to 3. Wind southwest around 11 mph, gusting to 19 mph. Chance of precipitation 50 percent. Precipitation mostly around 2 mm.
Saturday night
 
Dense overcast. Patchy light fog. Rain likely. Breezy and cool. Low 11°. Wind west around 12 mph, gusting to 20 mph, in the evening, becoming 15 mph, gusting to 26 mph, after midnight. Chance of precipitation 60 percent. Precipitation mostly around 5 mm.
Sunday
 
Dense overcast in the morning, becoming partly cloudy in the afternoon. A chance of rain. Windy. High 16°. UV index up to 5. Wind west around 19 mph, gusting to 27 mph, in the morning, becoming 16 mph, gusting to 26 mph, in the afternoon. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Sunday night
 
Cloudy in the evening, becoming mostly cloudy to cloudy after midnight. Patchy light fog after midnight. A slight chance of rain in the evening, then a chance of rain after midnight. Breezy and cool. Low 10°. Wind west around 13 mph, gusting to 23 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.