Mount Sinai, NY Weather Forecast and Current Conditions

Day Sky High / Low Precip Wind Humidity
Thu
Aug 13
Partly Cloudy
Close Hourly
84º / 69º 4% WNW 10 mph 67%
10am Partly Cloudy 76º 2% WNW 6 mph 81%
11am Partly Cloudy 77º 2% WNW 7 mph 77%
12pm Partly Cloudy 78º 2% NW 7 mph 72%
1pm Mostly Cloudy 79º 2% NW 9 mph 68%
2pm Mostly Cloudy 80º 1% WNW 8 mph 64%
3pm Partly Cloudy 81º 2% WNW 10 mph 61%
4pm Partly Cloudy 83º 1% WNW 9 mph 55%
5pm Sunny 83º 1% WNW 9 mph 55%
6pm Partly Cloudy 82º 1% WNW 10 mph 55%
7pm Partly Cloudy 81º 1% WNW 8 mph 56%
8pm Partly Cloudy 80º 2% WNW 7 mph 61%
9pm Mostly Cloudy 78º 2% NW 6 mph 64%
10pm Partly Cloudy 77º 2% NW 5 mph 67%
11pm Mostly Cloudy 76º 3% NW 5 mph 71%
Fri
Aug 14
Partly Cloudy
View Hourly
83º / 68º 4% NW 7 mph 56%
12am Mostly Cloudy 75º 3% NW 6 mph 72%
1am Partly Cloudy 74º 3% NW 6 mph 74%
2am Partly Cloudy 72º 3% NW 6 mph 76%
3am Partly Cloudy 72º 3% NNW 6 mph 76%
4am Partly Cloudy 71º 3% NNW 6 mph 78%
5am Partly Cloudy 71º 4% NNW 5 mph 77%
6am Partly Cloudy 70º 4% NNW 5 mph 79%
7am Partly Cloudy 71º 3% NNW 5 mph 76%
8am Partly Cloudy 73º 2% NNW 5 mph 70%
9am Partly Cloudy 75º 1% NNW 6 mph 63%
10am Partly Cloudy 77º 1% NNW 6 mph 60%
11am Partly Cloudy 78º 1% NW 6 mph 57%
12pm Partly Cloudy 79º 1% NW 6 mph 54%
1pm Partly Cloudy 80º 1% WNW 6 mph 50%
2pm Partly Cloudy 81º 4% WNW 5 mph 48%
3pm Partly Cloudy 82º 5% W 6 mph 47%
4pm Mostly Cloudy 82º 3% WNW 6 mph 48%
5pm Mostly Cloudy 82º 0% NNW 7 mph 49%
6pm Mostly Cloudy 81º 0% SW 6 mph 52%
7pm Sunny 80º 0% WSW 5 mph 54%
8pm Clear 78º 1% SW 4 mph 61%
9pm Clear 76º 2% SSW 4 mph 66%
10pm Clear 75º 3% N 4 mph 71%
11pm Mostly Clear 73º 9% N 4 mph 74%
Sat
Aug 15
Mostly Sunny
View Hourly
80º / 68º 2% NE 10 mph 53%
12am Partly Cloudy 73º 4% NNE 5 mph 76%
1am Mostly Clear 72º 3% NE 6 mph 74%
2am Partly Cloudy 71º 3% NNE 7 mph 76%
3am Mostly Clear 71º 3% NE 7 mph 75%
4am Mostly Clear 70º 3% NE 8 mph 74%
5am Clear 70º 3% NE 9 mph 73%
6am Partly Cloudy 69º 3% NE 10 mph 73%
7am Mostly Sunny 69º 3% NE 10 mph 74%
8am Sunny 71º 2% NE 10 mph 68%
9am Sunny 73º 1% NE 10 mph 61%
Sun
Aug 16
PM Light Rain 79º / 71º 71% S 16 mph 69%
Mon
Aug 17
Partly Cloudy 85º / 68º 24% WNW 10 mph 72%
Tue
Aug 18
Mostly Sunny 82º / 68º 13% NE 8 mph 63%
Wed
Aug 19
Partly Cloudy 82º / 71º 9% SW 11 mph 65%
Thu
Aug 20
Isolated Thunderstorms 83º / 68º 34% SW 12 mph 68%

Weather Radar for Mount Sinai, NY See Radar

* Playback displays weather for the past 6 hours.

NOAA Weather Marine Forecast for Mount Sinai, NY

Today
High : 79ºF
SSW wind 7 to 10 kt becoming WNW in the afternoon. A slight chance of showers and thunderstorms before 11am, then a slight chance of showers after 2pm. Seas 1 ft or less building to 2 ft.
Tonight
Low : 72ºF
NW wind around 7 kt. A slight chance of showers before 8pm. Seas 1 ft or less.
Friday
High : 79ºF
NNW wind around 6 kt becoming W in the afternoon. Sunny. Seas 1 ft or less.
Friday Night
Low : 70ºF
Variable winds less than 5 kt becoming NNE 5 to 8 kt after midnight. A slight chance of showers before 2am. Seas 1 ft or less.
Saturday
High : 78ºF
NNE wind 5 to 10 kt becoming variable and less than 5 kt in the afternoon. Sunny. Seas 1 to 2 ft.
Saturday Night
Low : 70ºF
Variable winds 5 kt or less. Partly cloudy. Seas 1 ft or less.
Sunday
High : 79ºF
Variable winds less than 5 kt becoming S 7 to 12 kt in the morning. A chance of showers after 2pm. Seas 1 ft or less.
Sunday Night
Low : 72ºF
SSW wind 13 to 15 kt, with gusts as high as 21 kt. Showers. Seas around 2 ft.
Monday
High : 81ºF
NW wind 7 to 11 kt. Showers likely. Seas 1 to 2 ft.

NOAA Buoy Data Near Mount Sinai, NY See Map

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    Wind Speed Forecast for Mount Sinai, NY

    ThursdayFridaySaturday
    Wind Speed (MPH) 68105656564710
    2pm6pm10pm2am6am10am2pm6pm10pm2am6am10am
    MPH 68105656564710
    DIR WNWWNWWNWNWNWNNWNNWWNWSWNNNENE

    Current Weather Conditions In Mount Sinai, NY

    As Of: 37 minutes ago

    • 76ºF
    • 76ºF
    • 6mph
    • 0º (WNW)
    • 6mph
    • Partly Cloudy
    • 10mi
    • 29.84"
    • 81%
    • 0ºF

    The weather right now in Mount Sinai, NY is Partly Cloudy. The current temperature is 76°F, and the expected high and low for today, Thursday, August 13, 2026, are 84° high temperature and 69°F low temperature. The wind is currently blowing at 6 miles per hour, and coming from the West Northwest. The wind is gusting to 6 mph. With the wind and the atmosphere the temperature feels like 76° Fahrenheit. Expected precipitation is 2 percent, with current humidity at 81 percent, and air pressure at 29.84 in. Visibility is 10 nautical miles. There are no current weather alert(s).