WXSIM Forecast for: Colwyn Bay
Issued by: Saratoga-Weather.org
Updated: Sunday, 14-Dec-2025 09:00 pm
 
Tonight

Rain likely
Rain likely
Monday

Rain likely
Rain likely
Monday
night
Fog late
Fog late
Tuesday

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

Rain likely
Rain likely
Wednesday
night
Chance rain
Chance rain
Thursday

Rain likely
Rain likely
30 mm. 10 mm. 7 mm. 2 mm. 7 mm.
Low: 10° High: 11° Low: 7° High: 8° Low: 5° High: 9° Low: 8° High: 9°
               
S
24-48→12-24
mph
Strong gale
NW
4
mph
Light breeze
W
4
mph
Light breeze
W
4
mph
Light breeze
SSW
7-16→13-22
mph
Fresh breeze
SSW
20-33
mph
Near gale
SSW
15-22
mph
Fresh breeze
SSW
7-18
mph
Moderate breeze

 

Tonight
 
Dense overcast. Patchy light fog after midnight. Rain likely. Windy. Low 10°, but temperatures rising after midnight. Wind south around 24 mph, gusting to 48 mph, in the evening, becoming 12 mph, gusting to 24 mph, after midnight. Chance of precipitation 80 percent. Precipitation mostly around 30 mm.
Monday
 
Dense overcast. Patchy light fog in the morning, then light to moderate fog in the afternoon. Rain likely in the morning, then a chance of rain in the afternoon. High 11°, but temperatures falling in the afternoon. Wind northwest around 4 mph. Chance of precipitation 80 percent. Precipitation mostly around 10 mm.
Monday night
 
Mostly cloudy to cloudy in the evening, becoming cloudy after midnight. Light to moderate fog in the evening, then patchy light fog after midnight. Low 7°. Wind west around 4 mph.
Tuesday
 
Mostly cloudy in the morning, becoming partly cloudy in the afternoon. Patchy light fog in the morning. High 8°. Wind west around 4 mph.
Tuesday night
 
Fair in the evening, becoming mostly cloudy to cloudy after midnight. Low 5°, but temperatures rising after midnight. Wind south-southwest around 7 mph, gusting to 16 mph, in the evening, becoming 13 mph, gusting to 22 mph, after midnight.
Wednesday
 
Dense overcast in the morning, becoming cloudy in the afternoon. Rain likely. Windy. High 9°. Wind south-southwest around 20 mph, gusting to 33 mph. Chance of precipitation 70 percent. Precipitation mostly between 5 and 10 mm.
Wednesday night
 
Cloudy in the evening, becoming dense overcast after midnight. A chance of rain. Breezy. Low 8°. Wind south-southwest around 15 mph, gusting to 22 mph. Chance of precipitation 50 percent. Precipitation mostly around 2 mm.
Thursday
 
Cloudy in the morning, becoming dense overcast in the afternoon. Patchy light fog in the morning, then light to moderate fog in the afternoon. Rain likely. High 9°, but temperatures falling in the afternoon. Wind south-southwest around 7 mph, gusting to 18 mph. Chance of precipitation 70 percent. Precipitation mostly between 5 and 10 mm.
Thursday night
 
Partly to mostly cloudy. Patchy light fog in the evening. A chance of rain in the evening, then a slight chance of rain after midnight. Windy. Low 7°. Wind south-southwest around 14 mph, gusting to 26 mph, in the evening, becoming 20 mph, gusting to 28 mph, after midnight. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Friday
 
Partly to mostly sunny in the morning, becoming mostly sunny in the afternoon. Breezy. High 9°. Wind south-southwest around 19 mph, gusting to 27 mph, in the morning, becoming 13 mph, gusting to 24 mph, in the afternoon.
Friday night
 
Mostly cloudy in the evening, becoming dense overcast after midnight. A slight chance of rain in the evening, then a chance of rain after midnight. Breezy. Low 5°. Wind south-southwest around 11 mph, gusting to 19 mph, in the evening, becoming 15 mph, gusting to 22 mph, after midnight. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Saturday
 
Dense overcast. Patchy light fog. A chance of rain in the morning, then rain likely in the afternoon. Breezy. High 8°. Wind south around 14 mph, gusting to 26 mph. Chance of precipitation 80 percent. Precipitation mostly around 10 mm.
Saturday night
 
Dense overcast in the evening, becoming cloudy after midnight. Patchy light fog. A chance of rain in the evening, then a slight chance of rain after midnight. Low 7°. Wind south around 10 mph, gusting to 18 mph. Chance of precipitation 60 percent. Precipitation mostly between 2 and 5 mm.

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