(Gillette, Wyo.) According to the National Weather Service out of Rapid City, the high for today is 59°F with the low for tonight being 46°F. Mostly sunny with a north wind of 11 to 20 mph and gusts of 28 mph. Tonight partly cloudy with increasing winds of 6 to 11 mph with gusts up to 16 mph. Possible rain showers and thunderstorms tonight.