Tonight...Breezy. Mostly cloudy in the evening...Then becoming partly cloudy. A 10 percent chance of rain showers. Lows around 49 on the plateau to around 53 along the Colorado River. Southwest winds 15 to 25 mph with gusts up to 35 mph in the evening...Becoming light and variable. Saturday...Partly cloudy with a slight chance of rain showers. A slight chance of thunderstorms in the afternoon. Highs around 69 on the plateau to around 77 along the Colorado River. Light and variable winds...Becoming southwest 15 to 20 mph with gusts up to 30 mph in the late morning and afternoon. Chance of precipitation 10 percent. Saturday Night...Mostly clear. Lows around 48 on the plateau to around 54 along the Colorado River. West winds around 15 mph with gusts up to 30 mph early in the evening...Becoming light and variable. Sunday...Mostly sunny. Highs 70 to 78. Southwest winds 15 to 20 mph. Sunday Night...Clear. Lows 41 to 47. Northwest winds 15 to 20 mph. Monday...Sunny. Highs around 71 on the plateau to around 77 along the Colorado River. Monday Night...Mostly clear. Lows around 49 on the plateau to around 53 along the Colorado River. Highs around 72 on the plateau to around 78 along the Colorado River. Tuesday...Mostly clear. Lows around 49 on the plateau to around 53 along the Colorado River. Highs around 72 on the plateau to around 78 along the Colorado River. Tuesday Night...Mostly clear. Lows 43 to 52. Highs around 74 on the plateau to around 81 along the Colorado River. Wednesday...Mostly clear. Lows 43 to 52. Highs around 74 on the plateau to around 81 along the Colorado River. Thursday...Mostly clear. Lows 43 to 52. Highs around 74 on the plateau to around 81 along the Colorado River.