Weather WorldOld Mastic, NY 7-Day Night Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Weather Quote O' the Day
Old Mastic, NY Weather Forecast
Old Mastic, NY Weather Forecast Date: 242 AM EDT Tue Sep 29 2026
or toggle through each period.
Today... Patchy fog this morning. Mostly sunny. Highs in the upper 60s. Northwest winds 5 to 10 mph.
Tonight... Partly cloudy. Lows in the upper 50s. Northwest winds around 5 mph.
Wednesday... Mostly sunny. Highs in the upper 60s. North winds around 5 mph, becoming west around 5 mph in the afternoon.
Wednesday Night... Mostly cloudy. Lows in the lower 60s. Southwest winds around 5 mph.
Thursday... Mostly sunny. Highs in the lower 70s. Southwest winds 10 to 15 mph.
Thursday Night... Partly cloudy. Lows in the mid 60s.
Friday... Mostly sunny. Highs in the lower 70s.
Friday Night... Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 60s.
Saturday... Partly sunny. Highs in the upper 60s.
Saturday Night... Mostly cloudy. A chance of showers after midnight. Lows in the mid 50s. Chance of rain 40%.
Sunday... Mostly cloudy. A chance of showers in the morning, then showers likely in the afternoon. Highs in the mid 60s. Chance of rain 60%.
Sunday Night... Mostly cloudy. Showers likely, mainly in the evening. Lows in the mid 50s. Chance of rain 60%.
POP = Probability of Precipitation
Old Mastic Radar Loop
Use the map search tool if you want to place a location marker on the radar map...