 The forecast for the Twin Cities, partly cloudy skies tonight, lows in the upper 50s, mostly sunny Thursday, highs in the upper 70s. Thursday night, mostly cloudy, showers and a chance of thunderstorms after midnight, lows in the mid-60s. Rain and a chance of thunderstorms Friday, highs in the mid-70s. Mostly cloudy Friday night, chance of showers and thunderstorms, lows in the low 60s. Saturday, mostly sunny, highs in the low 70s. Sunday, mostly sunny, highs in the low 70s.