Some sun, 21 C Friday but showers by evening

Seize the day Friday to get outside for a bit of sun and a forecast high of 21 C because showers and then cooler temperatures are on the way.
The  forecast features mixed skies, southwesterly winds at 20 km/h gusting to 40 by afternoon and a UV index of 4 or moderate. Showers are expected begin in the evening and end before morning. The low should be 7 C.
Skies clear Saturday morning and westerly winds drop off near noon on the way to a high of 16 C. The overnight low is 3 C under clear ski