| WXSIM Forecast for:
Colwyn Bay Issued by: Saratoga-Weather.org |
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| Updated: Thursday, 17-Sep-2026 11:00 am | ||||||||||||||||||||||||||||||||||||||||||||||||
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| This afternoon |
Partly to mostly cloudy. A chance of rain. Windy. High 15°. UV index up to 2. Wind west-southwest around 16 mph, gusting to 25 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm. |
| Tonight |
Partly cloudy in the evening, becoming mostly cloudy to cloudy after midnight. Patchy light fog. A chance of rain. Breezy and cool. Low 9°. Wind west-southwest around 14 mph, gusting to 21 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm. |
| Friday |
Cloudy in the morning, becoming dense overcast in the afternoon. Patchy light fog in the morning. A slight chance of rain in the morning, then a chance of rain in the afternoon. Breezy and cool. High 11°. Wind chill around 7. UV index up to 2. Wind west-southwest around 11 mph, gusting to 18 mph, in the morning, becoming 17 mph, gusting to 27 mph, in the afternoon. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm. |
| Friday night |
Cloudy. A chance of rain in the evening, then a slight chance of rain after midnight. Windy and cool. Low 9°, but temperatures rising after midnight. Wind west-southwest around 16 mph, gusting to 25 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm. |
| Saturday |
Mostly cloudy to cloudy in the morning, becoming mostly cloudy in the afternoon. A chance of rain. Breezy. High 18°. UV index up to 3. Wind southwest around 14 mph, gusting to 23 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm. |
| Saturday night |
Partly to mostly cloudy. Breezy. Low 14°. Wind southwest around 12 mph, gusting to 23 mph, in the evening, becoming 15 mph, gusting to 25 mph, after midnight. |
| Sunday |
Partly to mostly cloudy. Breezy. High 16°. UV index up to 3. Wind west around 13 mph, gusting to 23 mph. |
| Sunday night |
Partly to mostly cloudy in the evening, becoming mostly cloudy to cloudy after midnight. Low 11°. Wind west-southwest around 5 mph, gusting to 16 mph. |
| Monday |
Cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. A chance of rain in the morning, then a slight chance of rain in the afternoon. High 16°. UV index up to 2. Wind southwest around 6 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm. |
| Monday night |
Mostly cloudy to cloudy in the evening, becoming cloudy after midnight. Patchy light fog. A slight chance of rain. Low 13°. Wind southwest around 4 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm. |
| Tuesday |
Cloudy. Patchy light fog. A slight chance of rain in the morning, then a chance of rain in the afternoon. High 16°. UV index up to 2. Wind southwest around 3 mph in the morning, becoming north-northeast in the afternoon. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm. |
| Tuesday night |
Cloudy. Patchy light fog. A slight chance of rain in the evening. Low 13°. Wind east around 3 mph in the evening, becoming south-southeast after midnight. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm. |
| Wednesday |
Cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. A chance of rain. High 16°. UV index up to 2. Wind south around 4 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm. |
| Wednesday night |
Partly cloudy in the evening, becoming partly to mostly cloudy after midnight. Patchy light fog. A slight chance of rain in the evening, then a chance of rain after midnight. Low 11°. Wind southwest around 9 mph, gusting to 17 mph, in the evening, becoming northwest after midnight. Chance of precipitation 40 percent. Precipitation mostly around 2 mm. |
WXSIM forecast formatting script by Saratoga-Weather.org.
Animated forecast icons courtesy of www.meteotreviglio.com.