| WXSIM Forecast for:
Colwyn Bay Issued by: Saratoga-Weather.org |
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| Updated: Tuesday, 18-Aug-2026 06:00 am | ||||||||||||||||||||||||||||||||||||||||||||||||
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| Today |
Cloudy in the morning, becoming dense overcast in the afternoon. A chance of rain. Breezy. High 18°, but temperatures falling in the afternoon. UV index up to 3. Wind northwest around 12 mph, gusting to 21 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm. |
| Tonight |
Dense overcast in the evening, becoming mostly cloudy to cloudy after midnight. Patchy light fog after midnight. A chance of rain. Low 12°. Wind west around 7 mph, gusting to 18 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm. |
| Wednesday |
Mostly cloudy in the morning, becoming partly cloudy in the afternoon. Patchy light fog in the morning. A chance of rain. High 16°. UV index up to 4. Wind west around 10 mph, gusting to 19 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm. |
| Wednesday night |
Mostly cloudy. Patchy light fog in the evening, then moderate fog after midnight. A slight chance of rain in the evening, then a chance of rain after midnight. Low 11°. Wind southwest around 9 mph, gusting to 18 mph, in the evening, becoming 5 mph after midnight. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm. |
| Thursday |
Mostly cloudy to cloudy in the morning, becoming mostly cloudy in the afternoon. Moderate fog in the morning, then light to moderate fog in the afternoon. Rain likely. Cool. High 13°. UV index up to 2. Wind west-northwest around 5 mph in the morning, becoming north around 10 mph, gusting to 19 mph, in the afternoon. Chance of precipitation 70 percent. Precipitation mostly between 10 and 20 mm. |
| Thursday night |
Mostly cloudy in the evening, becoming mostly cloudy to cloudy after midnight. Moderate fog in the evening, then light to moderate fog after midnight. A chance of rain in the evening, then a slight chance of rain after midnight. Low 11°. Wind north-northeast around 5 mph, gusting to 16 mph, in the evening, becoming east-northeast around 2 mph after midnight. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm. |
| Friday |
Cloudy. Patchy light fog in the morning. A slight chance of rain. High 15°. UV index up to 2. Wind east-northeast around 4 mph in the morning, becoming north-northeast in the afternoon. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm. |
| Friday night |
Mostly cloudy to cloudy in the evening, becoming partly to mostly cloudy after midnight. Patchy light fog after midnight. A slight chance of rain. Cool. Low 10°. Wind north around 6 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm. |
| Saturday |
Partly 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. High 15°. UV index up to 3. Wind north-northwest around 7 mph, gusting to 16 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm. |
| Saturday night |
Partly cloudy in the evening, becoming fair to partly cloudy after midnight. Patchy light fog after midnight. A chance of rain after midnight. Cool. Low 10°. Wind north-northwest around 7 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm. |
| Sunday |
Partly cloudy in the morning, becoming partly to mostly sunny in the afternoon. Light to moderate fog in the morning. A slight chance of rain. High 17°. UV index up to 4. Wind north-northwest around 5 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm. |
| Sunday night |
Mostly clear in the evening, becoming clear after midnight. Patchy light fog after midnight. Cool. Low 10°. Wind north around 4 mph in the evening, becoming east-southeast after midnight. |
| Monday |
Sunny in the morning, becoming partly cloudy in the afternoon. Patchy light fog in the morning. High 19°. UV index up to 4. Wind east-southeast around 5 mph in the morning, becoming north-northwest in the afternoon. |
| Monday night |
Partly to mostly cloudy. Low 12°. Wind north-northeast around 4 mph in the evening, becoming east-southeast around 10 mph after midnight. |
WXSIM forecast formatting script by Saratoga-Weather.org.
Animated forecast icons courtesy of www.meteotreviglio.com.






