Ottawa residents can expect a day of sunshine before clouds and possibly some showers roll in towards the end of the weekend. According to Environment Canada’s weather forecast for the Ottawa area, Saturday will feature sunny weather and a high of 15 C. Overnight, the temperature will reach a low of 3 C and there is a risk of frost. On Sunday, expect a mainly cloudy day with a 40 per cent chance of showers and a high of 17 C. Monday’s forecast predicts a high of 13 C and a chance of showers. On Tuesday, expect a high of 12 C and clear skies.