 Here's your KTGO three-day forecast from weatherology.com. Slight chance of thunderstorms, fog and spots overnight. Otherwise, cloudy skies expected. Lows dip down to about 43. North winds 10 to 15 miles per hour. Mainly clear skies develop with fog and spots early Saturday. Daytime highs approaching 63. Partly cloudy Saturday night. Lows level off around 46. From the Flag Weather Center, I'm meteorologist Laura Lockwood. Currently 50.