Weather WorldGrindstone, NY 7-Day Night Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Weather Quote O' the Day
Grindstone, NY Weather Forecast
Grindstone, NY Weather Forecast Date: 400 AM EDT Mon Sep 07 2026
The area/counties/county of: Jefferson, including the city of Watertown.or toggle through each period.
Today... Some patchy fog early, otherwise sunny. Highs ranging from around 70 on the tug hill to the mid 70s across the lower elevations. Light winds, becoming west 5 to 10 mph.
Tonight... Partly to mostly cloudy with some patchy fog developing. Lows ranging from the mid 50s across the tug hill to the lower 60s along the lake Ontario shore. Southwest winds 5 to 10 mph, becoming light.
Tuesday... Partly sunny. Highs ranging from the lower 70s on the tug hill to the mid 70s across the lower elevations. Light winds.
Tuesday Night... Mostly cloudy and warm with lows in the lower 60s. Light winds.
Wednesday... Mostly cloudy. A chance of showers in the morning, then showers in the afternoon. Breezy with highs ranging from the lower 70s on the tug hill to the mid 70s across the lower elevations. South winds 10 to 15 mph with gusts up to 30 mph in the afternoon. Chance of rain 90%.
Wednesday Night... Showers. Lows in the mid 60s. Chance of rain near 100%.
Thursday... Partly sunny with a 50% chance of showers. Highs in the lower 70s.
Thursday Night... Partly cloudy. Lows in the lower 50s.
Friday... Sunny. Highs in the upper 60s.
Friday Night... Mainly clear. Lows in the lower 50s.
Saturday... Mostly sunny. Highs in the mid 70s.
Saturday Night... Partly cloudy with a 30% chance of showers. Lows around 60.
POP = Probability of Precipitation
Grindstone Radar Loop
Use the map search tool if you want to place a location marker on the radar map...