WXSIM Forecast for: Colwyn Bay
Issued by: Saratoga-Weather.org
Updated: Tuesday, 08-Sep-2026 06:00 am
 
Today

Chance rain
Chance rain
Tonight

Chance rain
Chance rain
Wednesday

Chance rain
Chance rain
Wednesday
night
Mostly Cloudy
Mostly Cloudy
Thursday

Chance rain
Chance rain
Thursday
night
Chance rain
Chance rain
Friday

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

Chance rain
Chance rain
Saturday
night
Chance rain
Chance rain
<5 mm. 5 mm. 2 mm. 5 mm. <5 mm. <2 mm. 2 mm. <5 mm.
High: 15° Low: 9° High: 13° Low: 11° High: 16° Low: 12° High: 15° Low: 11° High: 16° Low: 13°
                   
WSW
11-22→15-23
mph
Fresh breeze
W
16-23
mph
Fresh breeze
W
13-20→8-17
mph
Fresh breeze
SW
7
mph
Light breeze
SSW
10-19
mph
Fresh breeze
WSW
12-19
mph
Fresh breeze
W
12-20
mph
Fresh breeze
W→SSW
7-16
mph
Moderate breeze
SSW
12-22→18-26
mph
Strong breeze
SW
18-25→14-22
mph
Strong breeze
UV: 2
 Low 
UV: 3
 Medium 
UV: 2
 Low 
UV: 2
 Low 
UV: 2
 Low 

 

Today
 
Partly to mostly cloudy. A chance of rain. Breezy. High 15°. UV index up to 2. Wind west-southwest around 11 mph, gusting to 22 mph, in the morning, becoming 15 mph, gusting to 23 mph, in the afternoon. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm.
Tonight
 
Partly cloudy in the evening, becoming mostly cloudy to cloudy after midnight. A slight chance of rain in the evening, then a chance of rain after midnight. Windy and cool. Low 9°. Wind west around 16 mph, gusting to 23 mph. Chance of precipitation 50 percent. Precipitation mostly around 5 mm.
Wednesday
 
Mostly cloudy in the morning, becoming partly cloudy in the afternoon. A chance of rain in the morning, then a slight chance of rain in the afternoon. High 13°. UV index up to 3. Wind west around 13 mph, gusting to 20 mph, in the morning, becoming 8 mph, gusting to 17 mph, in the afternoon. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Wednesday night
 
Mostly cloudy to cloudy in the evening, becoming cloudy after midnight. Low 11°. Wind southwest around 7 mph.
Thursday
 
Mostly cloudy to cloudy in the morning, becoming dense overcast in the afternoon. A slight chance of rain in the morning, then a chance of rain in the afternoon. High 16°. UV index up to 2. Wind south-southwest around 10 mph, gusting to 19 mph. Chance of precipitation 60 percent. Precipitation mostly around 5 mm.
Thursday night
 
Mostly cloudy to cloudy in the evening, becoming partly to mostly cloudy after midnight. Patchy light fog. A chance of rain. Breezy. Low 12°. Wind west-southwest around 12 mph, gusting to 19 mph. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm.
Friday
 
Mostly cloudy. Patchy light fog in the morning. A slight chance of rain. Breezy. High 15°. UV index up to 2. Wind west around 12 mph, gusting to 20 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Friday night
 
Partly cloudy in the evening, becoming mostly cloudy after midnight. Low 11°. Wind west around 7 mph, gusting to 16 mph, in the evening, becoming south-southwest after midnight.
Saturday
 
Mostly cloudy to cloudy in the morning, becoming dense overcast in the afternoon. A slight chance of rain in the morning, then a chance of rain in the afternoon. Breezy. High 16°. UV index up to 2. Wind south-southwest around 12 mph, gusting to 22 mph, in the morning, becoming 18 mph, gusting to 26 mph, in the afternoon. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Saturday night
 
Dense overcast in the evening, becoming cloudy after midnight. A chance of rain in the evening, then a slight chance of rain after midnight. Windy. Low 13°. Wind southwest around 18 mph, gusting to 25 mph, in the evening, becoming 14 mph, gusting to 22 mph, after midnight. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm.
Sunday
 
Cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. A slight chance of rain. High 17°. UV index up to 2. Wind west-southwest around 9 mph, gusting to 16 mph, in the morning, becoming 5 mph in the afternoon. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Sunday night
 
Mostly cloudy to cloudy in the evening, becoming partly cloudy after midnight. Low 12°. Wind south-southwest around 3 mph in the evening, becoming 6 mph after midnight.
Monday
 
Partly cloudy in the morning, becoming mostly cloudy in the afternoon. A slight chance of rain. High 18°. UV index up to 3. Wind south-southwest around 9 mph, gusting to 19 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Monday night
 
Partly to mostly cloudy in the evening, becoming mostly cloudy to cloudy after midnight. A slight chance of rain in the evening, then a chance of rain after midnight. Breezy. Low 14°. Wind south-southwest around 13 mph, gusting to 20 mph, in the evening, becoming 19 mph, gusting to 30 mph, after midnight. 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.