WXSIM Forecast for: Colwyn Bay
Issued by: Saratoga-Weather.org
Updated: Wednesday, 21-Oct-2026 11:00 am
 
This
afternoon
Rain likely
Rain likely
Tonight

Chance rain
Chance rain
Thursday

Fog a.m.
Fog a.m.
Thursday
night
Rain likely
Rain likely
Friday

Rain likely
Rain likely
Friday
night
Chance rain
Chance rain
Saturday

Rain likely
Rain likely
Saturday
night
Chance rain
Chance rain
5 mm. 5 mm. <2 mm. 10 mm. 10 mm. 2 mm. 20 mm. 2 mm.
High: 10° Low: 6° High: 11° Low: 9° High: 10° Low: 5° High: 10° Low: 10°
               
W
21-31
mph
Strong breeze
WSW
13-26→5
mph
Strong breeze
SW
8-17
mph
Moderate breeze
SE
8-19→12-20
mph
Fresh breeze
NNW
16-34→24-34
mph
Near gale
NW→W
18-29→13-21
mph
Strong breeze
SW
12-26→21-31
mph
Strong breeze
SW
24-36
mph
Near gale

 

This afternoon
 
Cloudy. Rain likely. Windy. High 10°. Wind chill around 4. Wind west around 21 mph, gusting to 31 mph. Chance of precipitation 60 percent. Precipitation mostly around 5 mm.
Tonight
 
Partly to mostly cloudy. Light to moderate fog in the evening, then moderate fog after midnight. A chance of rain. Low 6°. Wind west-southwest around 13 mph, gusting to 26 mph, in the evening, becoming 5 mph after midnight. Chance of precipitation 50 percent. Precipitation mostly around 5 mm.
Thursday
 
Partly cloudy in the morning, becoming partly to mostly sunny in the afternoon. Moderate fog in the morning. A chance of rain. High 11°. Wind southwest around 8 mph, gusting to 17 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Thursday night
 
Cloudy in the evening, becoming dense overcast after midnight. Patchy light fog after midnight. A slight chance of rain in the evening, then rain likely after midnight. Low 9°, but temperatures rising after midnight. Wind southeast around 8 mph, gusting to 19 mph, in the evening, becoming 12 mph, gusting to 20 mph, after midnight. Chance of precipitation 80 percent. Precipitation mostly around 10 mm.
Friday
 
Dense overcast in the morning, becoming cloudy in the afternoon. Light to moderate fog in the morning. Rain likely in the morning, then a chance of rain in the afternoon. Windy. High 10°, but temperatures falling in the afternoon. Wind north-northwest around 16 mph, gusting to 34 mph, in the morning, becoming 24 mph, gusting to 34 mph, in the afternoon. Chance of precipitation 80 percent. Precipitation mostly around 10 mm.
Friday night
 
Partly to mostly cloudy in the evening, becoming mostly cloudy to cloudy after midnight. A chance of rain. Breezy and cool. Low 5°. Wind chill as low as 1. Wind northwest around 18 mph, gusting to 29 mph, in the evening, becoming west around 13 mph, gusting to 21 mph, after midnight. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Saturday
 
Dense overcast. Rain very likely. Windy. High 10°. Wind southwest around 12 mph, gusting to 26 mph, in the morning, becoming 21 mph, gusting to 31 mph, in the afternoon. Chance of precipitation 80 percent. Precipitation mostly around 20 mm.
Saturday night
 
Mostly cloudy to cloudy in the evening, becoming partly to mostly cloudy after midnight. A chance of rain in the evening, then a slight chance of rain after midnight. Windy. Low 10°, but temperatures rising after midnight. Wind southwest around 24 mph, gusting to 36 mph. Chance of precipitation 50 percent. Precipitation mostly around 2 mm.
Sunday
 
Partly to mostly cloudy in the morning, becoming partly to mostly sunny in the afternoon. A chance of rain. Windy. High 10°, but temperatures falling in the afternoon. Wind west around 22 mph, gusting to 32 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Sunday night
 
Partly to mostly cloudy in the evening, becoming cloudy after midnight. Low 6°. Wind west around 14 mph, gusting to 25 mph, in the evening, becoming southwest around 6 mph after midnight.
Monday
 
Dense overcast in the morning, becoming cloudy in the afternoon. Rain likely in the morning, then a chance of rain in the afternoon. Breezy. High 12°. Wind south-southwest around 12 mph, gusting to 22 mph, in the morning, becoming 17 mph, gusting to 24 mph, in the afternoon. Chance of precipitation 70 percent. Precipitation mostly around 10 mm.
Monday night
 
Cloudy in the evening, becoming dense overcast after midnight. Patchy light fog after midnight. A chance of rain in the evening, then rain likely after midnight. Windy. Low 11°. Wind southwest around 16 mph, gusting to 26 mph. Chance of precipitation 80 percent. Precipitation mostly around 10 mm.
Tuesday
 
Mostly cloudy to cloudy in the morning, becoming partly to mostly sunny in the afternoon. Patchy light fog in the morning. A chance of rain. Windy. High 11°. Wind west around 15 mph, gusting to 25 mph, in the morning, becoming 19 mph, gusting to 28 mph, in the afternoon. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm.
Tuesday night
 
Fair in the evening, becoming partly cloudy after midnight. Windy. Low 7°. Wind west around 19 mph, gusting to 29 mph.

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