WXSIM Forecast for: Colwyn Bay
Issued by: Saratoga-Weather.org
Updated: Sunday, 27-Sep-2026 06:00 am
 
Today

Rain likely
Rain likely
Tonight

Fog
Fog
Monday

Partly Cloudy
Partly Cloudy
Monday
night
Partly Cloudy
Partly Cloudy
Tuesday

Chance rain
Chance rain
Tuesday
night
Chance rain
Chance rain
Wednesday

Partly Cloudy
Partly Cloudy
Wednesday
night
Chance rain
Chance rain
7 mm. <2 mm. <5 mm. <2 mm. <5 mm.
High: 18° Low: 10° High: 16° Low: 10° High: 17° Low: 16° High: 20° Low: 12°
               
SSE→SW
15-25
mph
Strong breeze
W
7-17→4
mph
Moderate breeze
SSW→E
4-16
mph
Moderate breeze
ESE
8-16
mph
Moderate breeze
SE
12-20
mph
Fresh breeze
SE
17-23
mph
Fresh breeze
S
11-20→16-27
mph
Strong breeze
S
14-25
mph
Strong breeze
UV: 2
 Low 
UV: 2
 Low 

 

Today
 
Mostly cloudy to cloudy. Rain likely. Breezy. High 18°. Wind south-southeast around 15 mph, gusting to 25 mph, in the morning, becoming southwest in the afternoon. Chance of precipitation 60 percent. Precipitation mostly between 5 and 10 mm.
Tonight
 
Mostly cloudy. Patchy light fog. Low 10°. Wind west around 7 mph, gusting to 17 mph, in the evening, becoming 4 mph after midnight.
Monday
 
Partly cloudy in the morning, becoming partly to mostly cloudy in the afternoon. High 16°. UV index up to 2. Wind south-southwest around 4 mph, gusting to 16 mph, in the morning, becoming east in the afternoon.
Monday night
 
Fair to partly cloudy in the evening, becoming partly to mostly cloudy after midnight. Low 10°. Wind east-southeast around 8 mph, gusting to 16 mph.
Tuesday
 
Mostly cloudy to cloudy in the morning, becoming cloudy in the afternoon. A slight chance of rain in the morning, then a chance of rain in the afternoon. Breezy. High 17°. Wind southeast around 12 mph, gusting to 20 mph. Chance of precipitation 40 percent. Precipitation mostly less than 2 mm.
Tuesday night
 
Dense overcast in the evening, becoming cloudy after midnight. A chance of rain after midnight. Windy and mild. Low 16°. Wind southeast around 17 mph, gusting to 23 mph. Chance of precipitation 60 percent. Precipitation mostly between 2 and 5 mm.
Wednesday
 
Partly cloudy in the morning, becoming partly to mostly sunny in the afternoon. A chance of rain. Breezy and mild. High 20°. UV index up to 2. Wind south around 11 mph, gusting to 20 mph, in the morning, becoming 16 mph, gusting to 27 mph, in the afternoon. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Wednesday night
 
Fair to partly cloudy in the evening, becoming partly cloudy after midnight. Patchy light fog after midnight. A slight chance of rain in the evening, then a chance of rain after midnight. Breezy. Low 12°. Wind south around 14 mph, gusting to 25 mph. Chance of precipitation 40 percent. Precipitation mostly between 2 and 5 mm.
Thursday
 
Partly cloudy in the morning, becoming cloudy in the afternoon. Patchy light fog in the morning. Breezy. High 15°. Wind south around 14 mph, gusting to 24 mph.
Thursday night
 
Mostly cloudy to cloudy. Rain likely. Breezy. Low 12°. Wind south around 15 mph, gusting to 25 mph. Chance of precipitation 60 percent. Precipitation mostly between 5 and 10 mm.
Friday
 
Partly to mostly cloudy in the morning, becoming sunny in the afternoon. High 15°. UV index up to 2. Wind west-southwest around 9 mph, gusting to 19 mph.
Friday night
 
Partly cloudy. Low 9°. Wind south-southwest around 7 mph.
Saturday
 
Partly cloudy in the morning, becoming mostly cloudy in the afternoon. Patchy light fog in the morning. High 14°. UV index up to 2. Wind south around 8 mph, gusting to 17 mph.
Saturday night
 
Dense overcast. Patchy light fog. A chance of rain in the evening, then rain likely after midnight. Low 11°. Wind south around 8 mph, gusting to 17 mph. Chance of precipitation 70 percent. Precipitation mostly around 10 mm.

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