Saturday will be mainly cloudy. A few isolated sprinkles are possible, especially south of I-80. Temperatures will be cooler today with highs only expected to reach the mid 60s. Winds will be breezy from the north at 10 to 20 mph. Skies will start to clear late tonight with partly cloudy skies overnight. Sunday will be sunny and temperatures will stay cool in the 60s. It will feel more summer-like by the second half of the week when temperatures quickly rise to the 80s.