Jefferson- Including the city of Watertown 635 PM EDT Thu Apr 25 2024 .TONIGHT...Clear, cold with lows ranging from the mid 20s across the Tug Hill to around 30 along the Lake Ontario shore. Northwest winds 10 mph or less. .FRIDAY...Sunny and not as cool with highs ranging from the mid 50s on the Tug Hill to the upper 50s across the lower elevations. Light winds. .FRIDAY NIGHT...Mainly clear. Not as cold with lows in the lower 40s. Light winds, becoming southeast 5 to 10 mph. .SATURDAY...Partly sunny in the morning, then becoming mostly cloudy. A 50 percent chance of showers. Highs ranging from the upper 50s on the Tug Hill to the mid 60s across the lower elevations. South winds 10 to 15 mph with gusts up to 30 mph. .SATURDAY NIGHT...Showers likely. Mild with lows ranging from the mid 40s on the Tug Hill to around 50 across the lower elevations. South winds 10 to 15 mph with gusts up to 30 mph in the evening. Chance of rain 70 percent. .SUNDAY...Showers likely. Highs in the upper 60s. Chance of rain 70 percent. .SUNDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the mid 50s. Chance of rain 40 percent. .MONDAY...Partly sunny. Highs in the upper 70s. .MONDAY NIGHT...Mostly cloudy with a 50 percent chance of showers and thunderstorms. Lows in the upper 50s. .TUESDAY...Showers likely with a chance of thunderstorms. Highs in the upper 60s. Chance of rain 70 percent. .TUESDAY NIGHT...Showers likely with a chance of thunderstorms. Lows in the upper 40s. Chance of rain 70 percent. .WEDNESDAY...Partly sunny with a 30 percent chance of showers. Highs in the mid 60s. .WEDNESDAY NIGHT...Mostly cloudy with a 30 percent chance of showers. Lows in the upper 40s. .THURSDAY...Partly sunny with a 40 percent chance of showers. Highs in the upper 50s. $$