Today...Partly to mostly sunny. Highs ranging from the lower 60s along the lake Ontario shore to the mid 70s inland. Light winds... Becoming northeast 10 to 15 mph. Tonight...Mostly cloudy and warmer with lows in the mid 50s. Northeast winds 5 to 10 mph...Becoming light. Sunday...Mostly cloudy in the morning...Then becoming partly sunny. Highs ranging from the lower 70s along the lake Ontario shore to the upper 70s inland. South winds 10 mph or less becoming southeast. Sunday Night...Partly to mostly cloudy. Warm with lows around 60. Light winds. Monday...Partly sunny and warm with highs ranging from around 70 along the lake Ontario shore to the lower 80s inland. Light winds. Monday Night...Mostly cloudy with a chance of showers and thunderstorms. Lows in the lower 60s. Chance of rain 30 percent. Tuesday...Mostly cloudy with a chance of showers and thunderstorms. Highs in the upper 70s. Chance of rain 50 percent. Tuesday Night...Mostly cloudy with scattered showers and thunderstorms. Lows in the upper 50s. Chance of rain 50 percent. Wednesday...Mostly cloudy with a chance of showers and thunderstorms. Highs in the mid 70s. Chance of rain 50 percent. Wednesday Night...Mostly cloudy with a chance of showers and thunderstorms. Lows in the upper 50s. Chance of rain 50 percent. Thursday...Mostly cloudy with a chance of showers and thunderstorms. Highs around 70. Chance of rain 50 percent. Thursday Night...Mostly cloudy with a chance of showers and thunderstorms. Lows in the lower 50s. Chance of rain 50 percent.