| WXSIM Forecast for:
Colwyn Bay Issued by: Saratoga-Weather.org |
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| Updated: Monday, 17-Aug-2026 09:00 pm | ||||||||||||||||||||||||||||||||||||||||||||||||
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| Tonight |
Dense overcast in the evening, becoming cloudy after midnight. A chance of rain in the evening, then a slight chance of rain after midnight. Breezy. Low 15°. Wind south-southwest around 12 mph, gusting to 19 mph, in the evening, becoming west-southwest after midnight. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm. |
| Tuesday |
Mostly cloudy to cloudy in the morning, becoming dense overcast in the afternoon. A chance of rain. Breezy. High 17°. UV index up to 3. Wind west-southwest around 12 mph, gusting to 21 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm. |
| Tuesday night |
Dense overcast in the evening, becoming mostly cloudy to cloudy after midnight. Patchy light fog. A chance of rain. Low 13°. Wind west-southwest around 7 mph, gusting to 16 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm. |
| Wednesday |
Partly to mostly cloudy. Patchy light fog in the morning. A chance of rain. High 17°. UV index up to 4. Wind west-southwest around 9 mph, gusting to 19 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm. |
| Wednesday night |
Mostly cloudy to cloudy. Light to moderate fog. A slight chance of rain in the evening, then a chance of rain after midnight. Low 12°. Wind west-southwest around 8 mph, gusting to 17 mph, in the evening, becoming 4 mph after midnight. Chance of precipitation 60 percent. Precipitation mostly around 5 mm. |
| Thursday |
Mostly cloudy to cloudy in the morning, becoming mostly cloudy in the afternoon. Light to moderate fog in the morning, then moderate fog in the afternoon. Rain likely. Cool. High 14°. UV index up to 3. Wind west-northwest around 4 mph in the morning, becoming north around 9 mph, gusting to 20 mph, in the afternoon. Chance of precipitation 80 percent. Precipitation mostly between 10 and 20 mm. |
| Thursday night |
Partly to mostly cloudy in the evening, becoming mostly cloudy after midnight. Moderate fog in the evening, then light to moderate fog after midnight. A chance of rain. Low 11°. Wind north-northeast around 3 mph. Chance of precipitation 50 percent. Precipitation mostly around 5 mm. |
| Friday |
Mostly cloudy to cloudy in the morning, becoming mostly cloudy in the afternoon. Light to moderate fog in the morning, then patchy light fog in the afternoon. A chance of rain. High 15°. UV index up to 3. Wind east-northeast around 2 mph in the morning, becoming north around 6 mph in the afternoon. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm. |
| Friday night |
Mostly cloudy. Low 11°. Wind north around 4 mph in the evening, becoming northwest after midnight. |
| Saturday |
Partly to mostly cloudy in the morning, becoming partly cloudy in the afternoon. A chance of rain in the morning, then a slight chance of rain in the afternoon. High 15°. UV index up to 4. Wind northwest around 4 mph in the morning, becoming 8 mph, gusting to 16 mph, in the afternoon. Chance of precipitation 40 percent. Precipitation mostly around 2 mm. |
| Saturday night |
Partly cloudy. Patchy light fog after midnight. A chance of rain. Cool. Low 10°. Wind northwest around 4 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm. |
| Sunday |
Partly cloudy in the morning, becoming partly to mostly sunny in the afternoon. Patchy light fog. A chance of rain. High 16°. UV index up to 4. Wind north-northwest around 5 mph. Chance of precipitation 40 percent. Precipitation mostly between 2 and 5 mm. |
| Sunday night |
Clear. Patchy light fog after midnight. Cool. Low 10°. Wind north around 5 mph in the evening, becoming southeast after midnight. |
WXSIM forecast formatting script by Saratoga-Weather.org.
Animated forecast icons courtesy of www.meteotreviglio.com.