| WXSIM Forecast for:
Colwyn Bay Issued by: Saratoga-Weather.org |
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| Updated: Sunday, 17-May-2026 11:00 am | ||||||||||||||||||||||||||||||||||||||||||||||||
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| This afternoon |
Partly to mostly cloudy. A chance of rain. High 14°. UV index up to 3. Wind west around 11 mph, gusting to 20 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm. |
| Tonight |
Mostly cloudy to cloudy. Light to moderate fog in the evening, then moderate fog after midnight. A chance of rain. Cool. Low 5°. Wind southwest around 7 mph, gusting to 17 mph. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm. |
| Monday |
Partly to mostly cloudy. Moderate fog in the morning. A slight chance of rain in the morning, then a chance of rain in the afternoon. High 11°. UV index up to 4. Wind southwest around 4 mph in the morning, becoming north in the afternoon. Chance of precipitation 40 percent. Precipitation mostly around 2 mm. |
| Monday night |
Dense overcast. Patchy light fog. Rain likely. Cool. Low 7°. Wind south-southeast around 7 mph, gusting to 16 mph, in the evening, becoming 13 mph, gusting to 21 mph, after midnight. Chance of precipitation 70 percent. Precipitation mostly between 5 and 10 mm. |
| Tuesday |
Cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. Patchy light fog in the morning. A chance of rain. Breezy. High 14°. UV index up to 3. Wind south around 15 mph, gusting to 25 mph. Chance of precipitation 50 percent. Precipitation mostly around 2 mm. |
| Tuesday night |
Cloudy in the evening, becoming dense overcast after midnight. Patchy light fog. Rain likely. Breezy. Low 10°. Wind south-southwest around 12 mph, gusting to 24 mph. Chance of precipitation 60 percent. Precipitation mostly around 5 mm. |
| Wednesday |
Cloudy in the morning, becoming 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. High 13°. UV index up to 4. Wind west-southwest around 15 mph, gusting to 25 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm. |
| Wednesday night |
Partly to mostly cloudy. Low 8°. Wind west-southwest around 9 mph, gusting to 20 mph, in the evening, becoming 5 mph after midnight. |
| Thursday |
Mostly cloudy to cloudy in the morning, becoming cloudy in the afternoon. A slight chance of rain in the morning, then a chance of rain in the afternoon. High 15°. UV index up to 2. Wind south-southwest around 6 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm. |
| Thursday night |
Cloudy in the evening, becoming mostly cloudy to cloudy after midnight. Low 11°. Wind south-southwest around 6 mph in the evening, becoming 2 mph after midnight. |
| Friday |
Mostly cloudy to cloudy in the morning, becoming mostly cloudy in the afternoon. Mild. High 19°. UV index up to 5. Wind east-southeast around 5 mph in the morning, becoming 9 mph, gusting to 19 mph, in the afternoon. |
| Friday night |
Mostly cloudy in the evening, becoming cloudy after midnight. Low 11°. Wind south around 4 mph in the evening, becoming southwest after midnight. |
| Saturday |
Partly cloudy in the morning, becoming partly to mostly cloudy in the afternoon. A slight chance of rain. Mild. High 19°. UV index up to 5. Wind west-southwest around 7 mph, gusting to 16 mph, in the morning, becoming northwest in the afternoon. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm. |
| Saturday night |
Mostly clear in the evening, becoming clear after midnight. Patchy light fog in the evening, then moderate fog after midnight. Low 9°. Wind northwest around 3 mph. |
WXSIM forecast formatting script by Saratoga-Weather.org.
Animated forecast icons courtesy of www.meteotreviglio.com.