WXSIM Forecast for: Colwyn Bay
Issued by: Saratoga-Weather.org
Updated: Sunday, 28-Jun-2026 03:00 pm
 
This
afternoon
Partly Cloudy
Partly Cloudy
Tonight

Partly Cloudy
Partly Cloudy
Monday

Partly Cloudy
Partly Cloudy
Monday
night
Mostly Cloudy
Mostly Cloudy
Tuesday

Rain likely
Rain likely
Tuesday
night
Chance rain
Chance rain
Wednesday

Mostly Cloudy
Mostly Cloudy
Wednesday
night
Rain likely
Rain likely
Thursday

Partly Cloudy
Partly Cloudy
Thursday
night
Fog late
Fog late
<2 mm. 7 mm. <2 mm. 5 mm. <2 mm.
High: 20° Low: 10° High: 19° Low: 12° High: 17° Low: 12° High: 19° Low: 13° High: 18° Low: 11°
                   
SW
15-25
mph
Strong breeze
SW
13-24→8-16
mph
Fresh breeze
SW
8-17
mph
Moderate breeze
SW→S
7-17
mph
Moderate breeze
SSW
9-18→14-21
mph
Fresh breeze
WSW→NW
11-20
mph
Fresh breeze
NW→WSW
11-24
mph
Fresh breeze
SW
17-27
mph
Strong breeze
W
13-23
mph
Fresh breeze
WSW
7-20→4
mph
Fresh breeze
UV: 5
 Medium 
UV: 5
 Medium 
UV: 4
 Medium 
UV: 6
 High 
UV: 6
 High 

 

This afternoon
 
Fair to partly cloudy. Breezy. High 20°. UV index up to 5. Wind southwest around 15 mph, gusting to 25 mph.
Tonight
 
Partly cloudy in the evening, becoming partly to mostly cloudy after midnight. Cool. Low 10°. Wind southwest around 13 mph, gusting to 24 mph, in the evening, becoming 8 mph, gusting to 16 mph, after midnight.
Monday
 
Partly to mostly cloudy in the morning, becoming partly cloudy in the afternoon. A slight chance of rain. High 19°. UV index up to 5. Wind southwest around 8 mph, gusting to 17 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Monday night
 
Mostly cloudy to cloudy. Low 12°. Wind southwest around 7 mph, gusting to 17 mph, in the evening, becoming south after midnight.
Tuesday
 
Mostly cloudy to cloudy in the morning, becoming partly to mostly cloudy in the afternoon. Patchy light fog. Rain likely in the morning, then a chance of rain in the afternoon. Breezy. High 17°. UV index up to 4. Wind south-southwest around 9 mph, gusting to 18 mph, in the morning, becoming 14 mph, gusting to 21 mph, in the afternoon. Chance of precipitation 60 percent. Precipitation mostly between 5 and 10 mm.
Tuesday night
 
Partly cloudy in the evening, becoming mostly cloudy after midnight. A slight chance of rain in the evening, then a chance of rain after midnight. Breezy. Low 12°. Wind west-southwest around 11 mph, gusting to 20 mph, in the evening, becoming northwest after midnight. Chance of precipitation 40 percent. Precipitation mostly less than 2 mm.
Wednesday
 
Mostly cloudy to cloudy in the morning, becoming partly to mostly cloudy in the afternoon. High 19°. UV index up to 6. Wind northwest around 11 mph, gusting to 24 mph, in the morning, becoming west-southwest in the afternoon.
Wednesday night
 
Mostly cloudy to cloudy. Rain likely. Windy. Low 13°. Wind southwest around 17 mph, gusting to 27 mph. Chance of precipitation 60 percent. Precipitation mostly around 5 mm.
Thursday
 
Mostly cloudy in the morning, becoming partly cloudy in the afternoon. A chance of rain. Breezy. High 18°. UV index up to 6. Wind west around 13 mph, gusting to 23 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Thursday night
 
Fair in the evening, becoming partly to mostly cloudy after midnight. Patchy light fog after midnight. Low 11°. Wind west-southwest around 7 mph, gusting to 20 mph, in the evening, becoming 4 mph after midnight.
Friday
 
Partly to mostly cloudy in the morning, becoming mostly cloudy in the afternoon. Patchy light fog in the morning. Breezy and mild. High 21°. UV index up to 6. Wind south-southwest around 10 mph, gusting to 23 mph, in the morning, becoming 18 mph, gusting to 28 mph, in the afternoon.
Friday night
 
Mostly cloudy. Patchy light fog after midnight. A slight chance of rain. Breezy. Low 11°. Wind west-southwest around 12 mph, gusting to 24 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Saturday
 
Mostly cloudy in the morning, becoming partly to mostly cloudy in the afternoon. Patchy light fog in the morning. A slight chance of rain. High 19°. UV index up to 6. Wind west around 9 mph, gusting to 20 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Saturday night
 
Mostly cloudy in the evening, becoming partly cloudy after midnight. Low 11°. Wind west around 8 mph, gusting to 16 mph.

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