 From the KOTA studios, a heat advisory continues until 8 p.m. tomorrow night. A severe thunderstorm watch continues until 3 a.m. tomorrow morning. Lows dip down to about 67 overnight under partly cloudy skies with a slight chance of severe thunderstorms. Southwestern winds around 5 miles an hour. That's your weatherology forecast powered by weatherology.com. I'm staff meteorologist Ray Miller from the Signature Auto Sales Weather Center.