WXSIM Forecast for: Lethbridge Issued by: West Lethbridge Weather

Updated: Tuesday, 28-Apr-2026 11:00 am

This afternoon Partly Cloudy Tonight Partly Cloudy Wednesday Mostly Cloudy Wednesday night Partly Cloudy Thursday Partly Cloudy Thursday night Partly Cloudy Friday Partly Cloudy Friday night Thunder storm Saturday Chance rain Saturday night Partly Cloudy <2 mm. <2 mm. High: 14° Low: 0° High: 15° Low: 0° High: 19° Low: 2° High: 20° Low: 6° High: 11° Low: 1°                     NW 11-26 km/h Moderate breeze NNE→NNW 6 km/h Light breeze NW calm→9-25 km/h Moderate breeze NE→SSW 7 km/h Light breeze SSW 5 km/h Light air SSW 10 km/h Light breeze WSW→N 12-26 km/h Moderate breeze NNE 16-27 km/h Moderate breeze NNE 8 km/h Light breeze WNW→WSW 4 km/h Light air UV: 5  Medium  UV: 5  Medium  UV: 6  High  UV: 6  High  UV: 2  Low

This afternoon	Partly cloudy. High 14°. UV index up to 5. Wind northwest around 11 km/h, gusting to 26 km/h.
Tonight	Partly to mostly cloudy in the evening, becoming partly cloudy after midnight. Low 0°. Wind north-northeast around 6 km/h in the evening, becoming north-northwest after midnight.
Wednesday	Partly to mostly sunny in the morning, becoming partly to mostly cloudy in the afternoon. High 15°. UV index up to 5. Wind northwest near calm in the morning, becoming 9 km/h, gusting to 25 km/h, in the afternoon.
Wednesday night	Partly cloudy in the evening, becoming fair to partly cloudy after midnight. Low 0°. Wind northeast around 7 km/h in the evening, becoming south-southwest after midnight.
Thursday	Mostly sunny in the morning, becoming partly cloudy in the afternoon. High 19°. UV index up to 6. Wind south-southwest around 5 km/h.
Thursday night	Partly cloudy. Low 2°. Wind south-southwest around 10 km/h.
Friday	Sunny in the morning, becoming partly cloudy in the afternoon. Mild. High 20°. UV index up to 6. Wind west-southwest around 12 km/h, gusting to 26 km/h, in the morning, becoming north in the afternoon.
Friday night	Dense overcast. A chance of rain. Scattered thundershowers possible. Low 6°. Wind north-northeast around 16 km/h, gusting to 27 km/h. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Saturday	Dense overcast. A chance of rain in the morning, then a slight chance of rain in the afternoon. High 11°. UV index up to 2. Wind north-northeast around 8 km/h. Chance of precipitation 40 percent. Precipitation mostly less than 2 mm.
Saturday night	Cloudy in the evening, becoming fair to partly cloudy after midnight. Low 1°. Wind west-northwest around 4 km/h in the evening, becoming west-southwest after midnight.
Sunday	Sunny in the morning, becoming partly cloudy in the afternoon. Mild. High 20°. UV index up to 6. Wind south-southwest around 9 km/h, gusting to 25 km/h, in the morning, becoming west in the afternoon.
Sunday night	Partly to mostly cloudy in the evening, becoming partly cloudy after midnight. Low 5°. Wind north-northeast around 6 km/h in the evening, becoming southwest after midnight.
Monday	Partly to mostly cloudy. Warm. High 24°. UV index up to 6. Wind west-southwest around 10 km/h.
Monday night	Fair to partly cloudy in the evening, becoming mostly clear after midnight. Low 4°. Wind northeast around 9 km/h.

WXSIM forecast formatting script by Saratoga-Weather.org.