WXSIM Forecast for: Colwyn Bay
Issued by: Saratoga-Weather.org
Updated: Thursday, 14-May-2026 09:00 pm
 
Tonight

Rain likely
Rain likely
Friday

Chance rain
Chance rain
Friday
night
Fog late
Fog late
Saturday

Chance rain
Chance rain
Saturday
night
Chance rain
Chance rain
Sunday

Chance rain
Chance rain
Sunday
night
Chance rain
Chance rain
Monday

Rain likely
Rain likely
Monday
night
Rain likely
Rain likely
Tuesday

Chance rain
Chance rain
10 mm. 2 mm. <2 mm. 2 mm. 2 mm. 2 mm. <5 mm. 7 mm. 15 mm. <5 mm.
Low: 5° High: 9° Low: 4° High: 8° Low: 5° High: 11° Low: 6° High: 11° Low: 8° High: 13°
WCh: 2° WCh: 2°         WCh: 3°      
NNW
8-17
mph
Moderate breeze
NNW
12-21
mph
Fresh breeze
NNW→WNW
11-20→6
mph
Fresh breeze
WNW
4
mph
Light breeze
W
7-16
mph
Moderate breeze
W
10-19
mph
Fresh breeze
SW
11-20
mph
Fresh breeze
SW
11-20
mph
Fresh breeze
S
14-21
mph
Fresh breeze
S
13-22
mph
Fresh breeze
UV: 3
 Medium 
UV: 2
 Low 
UV: 2
 Low 
UV: 3
 Medium 

 

Tonight
 
Partly to mostly cloudy in the evening, becoming mostly cloudy after midnight. Patchy light fog in the evening, then light to moderate fog after midnight. A chance of rain in the evening, then rain likely after midnight. Cool. Low 5°. Wind chill ranging from 2 to 7. Wind north-northwest around 8 mph, gusting to 17 mph. Chance of precipitation 70 percent. Precipitation mostly around 10 mm.
Friday
 
Mostly cloudy in the morning, becoming partly to mostly cloudy in the afternoon. Patchy light fog in the morning. A chance of rain in the morning, then a slight chance of rain in the afternoon. Breezy and cold. High 9°. Wind chill ranging from 2 to 5. UV index up to 3. Wind north-northwest around 12 mph, gusting to 21 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Friday night
 
Partly cloudy in the evening, becoming mostly cloudy after midnight. Light to moderate fog after midnight. A slight chance of rain. Cool. Low 4°. Wind north-northwest around 11 mph, gusting to 20 mph, in the evening, becoming west-northwest around 6 mph after midnight. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Saturday
 
Cloudy in the morning, becoming dense overcast in the afternoon. Light to moderate fog in the morning. A slight chance of rain in the morning, then a chance of rain in the afternoon. Cool. High 8°. Wind west-northwest around 4 mph. Chance of precipitation 50 percent. Precipitation mostly around 2 mm.
Saturday night
 
Cloudy in the evening, becoming mostly cloudy after midnight. Patchy light fog. A chance of rain. Cool. Low 5°. Wind west around 7 mph, gusting to 16 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Sunday
 
Mostly cloudy to cloudy. Patchy light fog in the morning. A chance of rain in the morning, then a slight chance of rain in the afternoon. Cool. High 11°. UV index up to 2. Wind west around 10 mph, gusting to 19 mph. Chance of precipitation 40 percent. Precipitation mostly around 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. Cool. Low 6°. Wind chill ranging from 3 to 7. Wind southwest around 11 mph, gusting to 20 mph. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm.
Monday
 
Partly to mostly cloudy in the morning, becoming cloudy in the afternoon. Patchy light fog in the morning. Rain likely. Breezy. High 11°. UV index up to 2. Wind southwest around 11 mph, gusting to 20 mph. Chance of precipitation 60 percent. Precipitation mostly between 5 and 10 mm.
Monday night
 
Cloudy in the evening, becoming dense overcast after midnight. Patchy light fog. Rain likely. Breezy. Low 8°, but temperatures rising after midnight. Wind south around 14 mph, gusting to 21 mph. Chance of precipitation 80 percent. Precipitation mostly between 10 and 20 mm.
Tuesday
 
Cloudy. Patchy light fog in the morning. A chance of rain. Breezy. High 13°. UV index up to 3. Wind south around 13 mph, gusting to 22 mph. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm.
Tuesday night
 
Mostly cloudy to cloudy. Patchy light fog after midnight. A chance of rain in the evening, then a slight chance of rain after midnight. Breezy. Low 10°. Wind south-southwest around 13 mph, gusting to 22 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Wednesday
 
Cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. Patchy light fog in the morning. A chance of rain in the morning, then a slight chance of rain in the afternoon. Breezy. High 13°. UV index up to 3. Wind southwest around 12 mph, gusting to 21 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Wednesday night
 
Cloudy. A slight chance of rain. Low 10°. Wind southwest around 7 mph, gusting to 17 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.

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