| WXSIM Forecast for:
Colwyn Bay Issued by: Saratoga-Weather.org |
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| Updated: Tuesday, 19-May-2026 09:00 pm | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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| Tonight |
Dense overcast in the evening, becoming cloudy after midnight. A chance of rain. Breezy. Low 9°. Wind south-southwest around 16 mph, gusting to 29 mph, in the evening, becoming 13 mph, gusting to 21 mph, after midnight. Chance of precipitation 50 percent. Precipitation mostly around 2 mm. |
| Wednesday |
Mostly cloudy to 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 12 mph, gusting to 21 mph, in the morning, becoming 15 mph, gusting to 24 mph, in the afternoon. Chance of precipitation 40 percent. Precipitation mostly around 2 mm. |
| Wednesday night |
Partly to mostly cloudy in the evening, becoming cloudy after midnight. A slight chance of rain in the evening, then a chance of rain after midnight. Breezy. Low 9°. Wind west-southwest around 13 mph, gusting to 21 mph. Chance of precipitation 40 percent. Precipitation mostly between 2 and 5 mm. |
| Thursday |
Dense overcast in the morning, becoming mostly cloudy to cloudy in the afternoon. Patchy light fog in the afternoon. A chance of rain in the morning, then rain likely in the afternoon. Breezy. High 14°. UV index up to 3. Wind west-southwest around 15 mph, gusting to 21 mph, in the morning, becoming 11 mph, gusting to 17 mph, in the afternoon. Chance of precipitation 70 percent. Precipitation mostly around 10 mm. |
| Thursday night |
Partly to mostly cloudy. Patchy light fog in the evening. Low 10°. Wind south-southeast around 8 mph. |
| Friday |
Mostly cloudy in the morning, becoming cloudy in the afternoon. Mild. High 18°. UV index up to 4. Wind south-southwest around 9 mph, gusting to 19 mph. |
| Friday night |
Mostly cloudy to cloudy in the evening, becoming mostly cloudy after midnight. Low 11°. Wind south-southwest around 7 mph, gusting to 17 mph. |
| Saturday |
Mostly sunny in the morning, becoming partly to mostly sunny in the afternoon. Mild. High 20°. UV index up to 6. Wind west-southwest around 5 mph in the morning, becoming west-northwest in the afternoon. |
| Saturday night |
Mostly clear in the evening, becoming fair after midnight. Patchy light fog after midnight. Low 10°. Wind west-southwest around 2 mph in the evening, becoming south after midnight. |
| Sunday |
Sunny. Patchy light fog in the morning. Mild. High 21°. UV index up to 7. Wind southeast around 3 mph in the morning, becoming northwest in the afternoon. |
| Sunday night |
Fair in the evening, becoming clear after midnight. Patchy light fog after midnight. Low 10°. Wind west around 3 mph in the evening, becoming south-southwest after midnight. |
| Monday |
Sunny. Mild. High 21°. UV index up to 7. Wind south-southwest around 3 mph in the morning, becoming west-northwest around 6 mph in the afternoon. |
| Monday night |
Fair to partly cloudy in the evening, becoming partly cloudy after midnight. Light to moderate fog after midnight. Low 10°. Wind west-northwest around 5 mph. |
WXSIM forecast formatting script by Saratoga-Weather.org.
Animated forecast icons courtesy of www.meteotreviglio.com.