| WXSIM Forecast for:
Colwyn Bay Issued by: Saratoga-Weather.org |
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| Updated: Sunday, 17-May-2026 09:00 pm | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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| Tonight |
Cloudy. Light to moderate fog after midnight. A slight chance of rain in the evening, then a chance of rain after midnight. Cool. Low 6°. Wind south-southwest around 6 mph. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm. |
| Monday |
Partly to mostly cloudy. Light to moderate fog in the morning. A slight chance of rain in the morning, then a chance of rain in the afternoon. High 12°. UV index up to 4. Wind west-southwest around 4 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm. |
| Monday night |
Dense overcast. Patchy light fog. A chance of rain in the evening, then rain likely after midnight. Low 8°. Wind south-southeast around 8 mph, gusting to 18 mph, in the evening, becoming 13 mph, gusting to 20 mph, after midnight. Chance of precipitation 70 percent. Precipitation mostly around 10 mm. |
| Tuesday |
Dense overcast in the morning, becoming cloudy in the afternoon. Patchy light fog in the morning. A chance of rain. Breezy. High 13°. UV index up to 3. Wind south-southwest around 12 mph, gusting to 21 mph, in the morning, becoming 16 mph, gusting to 24 mph, in the afternoon. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm. |
| Tuesday night |
Cloudy in the evening, becoming mostly cloudy to cloudy after midnight. 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 14 mph, gusting to 22 mph. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm. |
| Wednesday |
Mostly cloudy to cloudy in the morning, becoming mostly cloudy in the afternoon. Breezy. High 14°. UV index up to 4. Wind southwest around 15 mph, gusting to 24 mph. |
| Wednesday night |
Partly to mostly cloudy in the evening, becoming cloudy after midnight. Patchy light fog after midnight. A slight chance of rain in the evening, then rain likely after midnight. Breezy. Low 10°. Wind west-southwest around 11 mph, gusting to 20 mph. Chance of precipitation 60 percent. Precipitation mostly between 5 and 10 mm. |
| Thursday |
Cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. Patchy light fog in the morning. Rain likely in the morning, then a chance of rain in the afternoon. High 17°. UV index up to 4. Wind south around 10 mph, gusting to 18 mph. Chance of precipitation 70 percent. Precipitation mostly around 10 mm. |
| Thursday night |
Mostly cloudy to cloudy. Light to moderate fog. Rain likely. Low 12°. Wind south around 6 mph, gusting to 15 mph. Chance of precipitation 60 percent. Precipitation mostly between 5 and 10 mm. |
| Friday |
Mostly cloudy to cloudy in the morning, becoming cloudy in the afternoon. Light to moderate fog in the morning. A chance of rain. Mild. High 18°. UV index up to 3. Wind south-southeast around 9 mph, gusting to 17 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm. |
| Friday night |
Mostly cloudy to cloudy in the evening, becoming cloudy after midnight. Light to moderate fog after midnight. A chance of rain in the evening, then rain likely after midnight. Low 12°. Wind south-southeast around 3 mph in the evening, becoming north after midnight. Chance of precipitation 70 percent. Precipitation mostly around 10 mm. |
| Saturday |
Mostly cloudy to cloudy in the morning, becoming partly to mostly cloudy in the afternoon. Light to moderate fog in the morning. A chance of rain in the morning, then a slight chance of rain in the afternoon. Mild. High 18°. UV index up to 4. Wind northwest around 5 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm. |
| Saturday night |
Fair. Patchy light fog after midnight. Low 11°. Wind northeast around 5 mph. |
WXSIM forecast formatting script by Saratoga-Weather.org.
Animated forecast icons courtesy of www.meteotreviglio.com.