What is today's weather forecast for Old Mastic, NY?

Today's forecast for Old Mastic shows a low of 35 degrees Fahrenheit. Mostly clear, with a low around 35.

What is the 7-day weather forecast for Old Mastic, NY?

The 7-day forecast for Old Mastic shows highs from 45 to 56 degrees and lows from 35 to 44 degrees Fahrenheit. Expect precipitation on 4 days with chances of 20% or higher.

Will it rain in Old Mastic, NY this week?

Yes, rain is possible in Old Mastic this week. Precipitation chances: Saturday (90% chance), Sunday (20% chance), Thursday (40% chance), Friday (50% chance).

How accurate is the Old Mastic weather forecast?

WeatherForYou provides highly accurate Old Mastic forecasts using National Weather Service data and current conditions from the nearest available weather stations, often miles closer than regional airports, for the most precise local forecasts.

Old Mastic, NY Weather Forecast and Current Conditions

Current Conditions From Nearby Local Station

Switch to Metric Units

42°F
Feels Like 42°F

Humidity 65% Dew Point 31°F Wind Calm Barometer 29.89 in.759.2 mm

Report from a MADIS/MESONET weather station 1.7 miles WSW of central Old Mastic
at 2:15 AM Sat, Nov 15, 2025

Point Forecast at a Glance

FriNov 14

SatNov 15

20%

SunNov 16

20%

MonNov 17

TueNov 18

WedNov 19

ThuNov 20

7-Day Temperature Trend

Week Ahead Summary

High temperatures remain relatively stable through the week, ranging from 45°F to 56°F. Some rain possible with at least 3 days showing precipitation chances of 20% or higher.

Climate Context

This week's forecast shows temperatures running 4°F below the historical average for November. Normal highs for this period are around 54°F with lows around 37°F.

This Date in Weather History

1974 - A storm produced 15 inches of snow at the Buffalo, NY, airport, and 30 inches on the south shore of Lake Erie.

Old Mastic, NY 7 Day Weather Forecast Details

Friday Nov 14

Night: Mostly clear, with a low around 35. Northwest wind 8 to 10 mph.

Saturday Nov 15

Day: A 20 percent chance of showers after 4pm. Increasing clouds, with a high near 56. North wind 6 to 8 mph becoming southwest in the afternoon.

Night: Showers and possibly a thunderstorm before 4am, then a slight chance of showers. Temperature rising to around 55 by midnight. South wind 10 to 17 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

Sunday Nov 16

Day: A 20 percent chance of showers before 10am. Mostly cloudy, then gradually becoming sunny, with a temperature falling to around 48 by 5pm. Breezy, with a west wind 17 to 23 mph, with gusts as high as 34 mph.

Night: Partly cloudy, with a low around 37. Breezy, with a west wind 22 to 24 mph, with gusts as high as 37 mph.

Monday Nov 17

Day: Mostly sunny, with a high near 45. Breezy.

Night: Mostly clear, with a low around 36. Breezy.

Tuesday Nov 18

Day: Mostly sunny, with a high near 47.

Night: Mostly cloudy, with a low around 38.

Wednesday Nov 19

Day: Mostly sunny, with a high near 48.

Night: Partly cloudy, with a low around 39.

Thursday Nov 20

Day: Partly sunny, with a high near 50.

Night: A 40 percent chance of rain. Mostly cloudy, with a low around 44.

Friday Nov 21

Day: A 50 percent chance of rain. Mostly cloudy, with a high near 56.

How We Provide Better Local Weather

Current conditions: We use the nearest available station to your location - including professional MESONET/MADIS and local weather stations - often miles closer than regional airports.

Forecasts: National Weather Service point forecasts predict for your specific area, not broad regional zones, making them far more relevant to your location.

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