Warmer Wednesday, then (near) tropical Thursday

A weather warm-up gets underway Wednesday with a high of 17 C heading to 22 C by Thursday.
Cloudy skies are expected to become a mix of sun and cloud near noon Wednesday with a UV index of 4 or moderate, Environment Canada predicts.
Periods of rain should start Wednesday night on the way to a low of 12 C before the mercury rises to 18 C by morning.
The rain is expected to stop Thursday afternoon then skies clear. Southwest winds at 30 km/h gusting to 50 become northwest 30 gusting to 50 in the a