Lake Louise Alpine Forecast Issued: November 30, 2014, 6am. Synopsis: Arctic air that has its origin near the north pole continues to dominate the Canadian Rockies. Cold and sunny conditions are expected for the next days and very slow and gradual warming towards mid week. Today Tonight Monday Tuesday Wednesday Sunny. Precipitation: Nil. Alpine temperature: High -19 Light ridge wind. Freezing level at valley bottom. Clear periods. Precipitation: Nil. Alpine temperature: Low -21 Light ridge wind. Freezing level at valley bottom. A mix of sun and cloud. Precipitation: Nil. Alpine temperature: High -15 Ridge wind west 10-25 km/h. Freezing level at valley bottom. Mainly cloudy with isolated flurries. Precipitation: Trace. Alpine temperatures: Low -19 High -15 Mostly light ridge wind occasionally gusting to 45 km/h. Freezing level at valley bottom. A mix of sun and cloud. Precipitation: Nil. Alpine temperatures: Low -17 High -8 Light ridge wind. Freezing level at valley bottom. Cloudy with sunny periods. Precipitation: Nil. Thursday Alpine temperatures: Low -11 High -8 Light ridge wind. Freezing level at valley bottom.