The Okanagan could see a thunderstorm Friday afternoon.
Environment Canada is forecasting a 30 per cent chance of showers and a risk of a thunderstorm late in the afternoon. Winds are expected to gust to 40 km an hour.
The risk of a thunderstorm continues overnight and into Saturday.
Kelowna, Penticton and Vernon will see temperatures around 31 C on Saturday, while the mercury could hit 34 C in Osoyoos.
Cloudy periods with a chance of showers are forecast for the evening, with a low of 17 C.
Revelstoke and Golden also have a risk of a thunderstorm, late Friday afternoon, with a 30 per cent chance of showers.
The Shuswap has a 30 per cent chance of showers on Friday which could continue into the evening. Saturday is set to be sunny with a high of 32 C.