| WXSIM Forecast for:
Colwyn Bay Issued by: Saratoga-Weather.org |
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| Updated: Wednesday, 20-May-2026 09:00 pm | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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| Tonight |
Mostly cloudy in the evening, becoming dense overcast after midnight. Rain likely after midnight. Breezy. Low 11°. Wind south around 13 mph, gusting to 24 mph. Chance of precipitation 70 percent. Precipitation mostly around 10 mm. |
| Thursday |
Cloudy in the morning, becoming dense overcast in the afternoon. Light to moderate fog in the afternoon. A chance of rain in the morning, then rain likely in the afternoon. Breezy. High 15°. UV index up to 2. Wind south around 15 mph, gusting to 21 mph, in the morning, becoming 9 mph, gusting to 18 mph, in the afternoon. Chance of precipitation 70 percent. Precipitation mostly between 20 and 30 mm. |
| Thursday night |
Partly to mostly cloudy. Light to moderate fog in the evening, then patchy light fog after midnight. Low 12°. Wind south around 7 mph in the evening, becoming 10 mph, gusting to 15 mph, after midnight. |
| Friday |
Mostly cloudy to cloudy. Mild. High 19°. UV index up to 4. Wind south-southwest around 8 mph, gusting to 17 mph. |
| Friday night |
Cloudy in the evening, becoming partly to mostly cloudy after midnight. Patchy light fog in the evening, then moderate fog after midnight. Rain likely in the evening, then a chance of rain after midnight. Low 13°. Wind southwest around 7 mph, gusting to 17 mph. Chance of precipitation 70 percent. Precipitation mostly between 10 and 20 mm. |
| Saturday |
Partly cloudy in the morning, becoming partly to mostly cloudy in the afternoon. Light to moderate fog in the morning. Mild. High 19°. UV index up to 5. Wind west-southwest around 5 mph in the morning, becoming north in the afternoon. |
| Saturday night |
Fair to partly cloudy in the evening, becoming clear after midnight. Patchy light fog after midnight. Low 11°. Wind east-northeast around 4 mph in the evening, becoming south after midnight. |
| Sunday |
Sunny. Mild. High 21°. UV index up to 6. Wind east-southeast around 3 mph in the morning, becoming north-northeast in the afternoon. |
| Sunday night |
Clear. Patchy light fog after midnight. Low 11°. Wind north-northwest near calm in the evening, becoming south-southeast after midnight. |
| Monday |
Sunny. Unusually warm. High 23°. UV index up to 7. Wind southeast around 3 mph in the morning, becoming north-northwest in the afternoon. |
| Monday night |
Clear. Patchy light fog after midnight. Low 12°. Wind north-northwest near calm in the evening, becoming east after midnight. |
| Tuesday |
Sunny in the morning, becoming mostly sunny in the afternoon. Patchy light fog in the morning. Unusually warm. High 22°. UV index up to 6. Wind northeast around 4 mph. |
| Tuesday night |
Fair. Light to moderate fog after midnight. Low 12°. Wind northeast around 4 mph in the evening, becoming southeast after midnight. |
WXSIM forecast formatting script by Saratoga-Weather.org.
Animated forecast icons courtesy of www.meteotreviglio.com.