Today will be cooler, but seasonable, with highs in the upper 40's and lower 50's. Partly cloudy skies will be found in the Big Country and Heartland, with a few extra clouds tomorrow across the state. Each day we'll be a little bit warmer, with the mercury reaching 70 degrees by Wednesday and even close to 80 by Thursday. Cold front arrives by Friday, dropping temperatures once again. Overnight lows will remain above freezing for the upcoming week.