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USAUSANew York StateNassau CountyRoslyn Harbor

Weather forecast in Roslyn Harbor, Nassau County, New York State, USA tomorrow

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Local Time.
Time Zone: GMT -4
Summer Time (+1 hour)
* weather indicated in local time
Saturday, March 22, 2025
Sun:  Sunrise 06:54 AM, Sunset 07:09 PM.
Moon:  Moonrise 02:47 AM, Moonset 11:18 AM, Moon Phase: in its last quarter in its last quarter
 Earth's magnetic field: Active
 Water temperature: +41 °F
 Solar ultraviolet index: 3,2 (Moderate)

12:00 AMnightfrom 12:00 AM to 12:59 AMClear sky +45 °FThe air temperature will not changeClear sky
western
Wind: light breeze, western, at a speed of 4 mph
Wind gusts: 11 mph
Relative humidity: 37%
Cloudiness: 0%
Atmospheric pressure: 29,8 "Hg
State of the sea: calm (rippled), wave height of 0,66 ft
Visibility: 100%

01:00 AMnightfrom 01:00 AM to 01:59 AMClear sky +43 °FThe air temperature will go downClear sky
southwest
Wind: light breeze, southwest, at a speed of 4 mph
Wind gusts: 9 mph
Relative humidity: 43%
Cloudiness: 0%
Atmospheric pressure: 29,8 "Hg
State of the sea: calm (rippled), wave height of 0,66 ft
Visibility: 100%

02:00 AMnightfrom 02:00 AM to 02:59 AMClear sky +43 °FThe air temperature will not changeClear sky
southwest
Wind: light breeze, southwest, at a speed of 4 mph
Wind gusts: 11 mph
Relative humidity: 47%
Cloudiness: 45%
Atmospheric pressure: 29,8 "Hg
State of the sea: calm (rippled), wave height of 0,66 ft
Visibility: 100%

03:00 AMnightfrom 03:00 AM to 03:59 AMClear sky +41 °FThe air temperature will go downClear sky
southwest
Wind: light breeze, southwest, at a speed of 7 mph
Wind gusts: 16 mph
Relative humidity: 51%
Cloudiness: 34%
Atmospheric pressure: 29,7 "Hg
State of the sea: calm (rippled), wave height of 0,66 ft
Visibility: 100%

04:00 AMnightfrom 04:00 AM to 04:59 AMClear sky +41 °FThe air temperature will not changeClear sky
southwest
Wind: gentle breeze, southwest, at a speed of 9 mph
Wind gusts: 22 mph
Relative humidity: 56%
Cloudiness: 11%
Atmospheric pressure: 29,8 "Hg
State of the sea: smooth (wavelets), wave height of 1,97 ft
Visibility: 100%

05:00 AMnightfrom 05:00 AM to 05:59 AMClear sky +41 °FThe air temperature will not changeClear sky
southwest
Wind: gentle breeze, southwest, at a speed of 9 mph
Wind gusts: 25 mph
Relative humidity: 58%
Cloudiness: 55%
Atmospheric pressure: 29,7 "Hg
State of the sea: smooth (wavelets), wave height of 1,97 ft
Visibility: 100%

06:00 AMmorningfrom 06:00 AM to 06:59 AMPartly cloudy sky +41 °FThe air temperature will not changePartly cloudy sky
southwest
Wind: gentle breeze, southwest, at a speed of 9 mph
Wind gusts: 27 mph
Relative humidity: 57%
Cloudiness: 14%
Atmospheric pressure: 29,7 "Hg
State of the sea: smooth (wavelets), wave height of 1,97 ft
Visibility: 100%

07:00 AMmorningfrom 07:00 AM to 07:59 AMCloudy sky +41 °FThe air temperature will not changeCloudy sky
southwest
Wind: gentle breeze, southwest, at a speed of 9 mph
Wind gusts: 27 mph
Relative humidity: 54%
Cloudiness: 97%
Atmospheric pressure: 29,7 "Hg
State of the sea: smooth (wavelets), wave height of 1,97 ft
Visibility: 100%

08:00 AMmorningfrom 08:00 AM to 08:59 AMCloudy sky +43 °FThe air temperature will riseCloudy sky
southwest
Wind: gentle breeze, southwest, at a speed of 11 mph
Wind gusts: 31 mph
Relative humidity: 53%
Cloudiness: 100%
Atmospheric pressure: 29,7 "Hg
State of the sea: smooth (wavelets), wave height of 1,97 ft
Solar ultraviolet index: 0,3 (Low)
Visibility: 100%

09:00 AMmorningfrom 09:00 AM to 09:59 AMCloudy sky +45 °FThe air temperature will riseCloudy sky
southwest
Wind: gentle breeze, southwest, at a speed of 11 mph
Wind gusts: 31 mph
Relative humidity: 50%
Cloudiness: 100%
Atmospheric pressure: 29,7 "Hg
State of the sea: smooth (wavelets), wave height of 1,97 ft
Solar ultraviolet index: 0,8 (Low)
Visibility: 100%

10:00 AMmorningfrom 10:00 AM to 10:59 AMCloudy sky +48 °FThe air temperature will riseCloudy sky
southwest
Wind: moderate breeze, southwest, at a speed of 13 mph
Wind gusts: 27 mph
Relative humidity: 45%
Cloudiness: 100%
Atmospheric pressure: 29,7 "Hg
State of the sea: slight, wave height of 3,28 ft
Solar ultraviolet index: 1,6 (Low)
Visibility: 100%

11:00 AMmorningfrom 11:00 AM to 11:59 AMCloudy sky +50 °FThe air temperature will riseCloudy sky
southwest
Wind: moderate breeze, southwest, at a speed of 13 mph
Wind gusts: 22 mph
Relative humidity: 41%
Cloudiness: 100%
Atmospheric pressure: 29,7 "Hg
State of the sea: slight, wave height of 3,28 ft
Solar ultraviolet index: 2,7 (Low)
Visibility: 100%

12:00 PMafternoonfrom 12:00 PM to 12:59 PMCloudy sky +54 °FThe air temperature will riseCloudy sky
southern
Wind: moderate breeze, southern, at a speed of 13 mph
Wind gusts: 22 mph
Relative humidity: 37%
Cloudiness: 100%
Atmospheric pressure: 29,6 "Hg
State of the sea: slight, wave height of 3,28 ft
Solar ultraviolet index: 2,7 (Low)
Visibility: 100%

01:00 PMafternoonfrom 01:00 PM to 01:59 PMCloudy sky +55 °FThe air temperature will riseCloudy sky
southern
Wind: moderate breeze, southern, at a speed of 13 mph
Wind gusts: 25 mph
Relative humidity: 35%
Cloudiness: 97%
Atmospheric pressure: 29,6 "Hg
State of the sea: slight, wave height of 3,28 ft
Solar ultraviolet index: 3,2 (Moderate)
Visibility: 100%

02:00 PMafternoonfrom 02:00 PM to 02:59 PMLight rain +55 °FThe air temperature will not changeprecipitation is expectedLight rain
southern
Wind: fresh breeze, southern, at a speed of 20 mph
Wind gusts: 29 mph
Relative humidity: 44%
Cloudiness: 100%
Atmospheric pressure: 29,6 "Hg
State of the sea: moderate, wave height of 6,56 ft
Precipitations: 0,004 inch
Solar ultraviolet index: 2,2 (Low)
Visibility: 92%

03:00 PMafternoonfrom 03:00 PM to 03:59 PMOvercast sky +52 °FThe air temperature will go downOvercast sky
southern
Wind: fresh breeze, southern, at a speed of 18 mph
Wind gusts: 31 mph
Relative humidity: 56%
Cloudiness: 94%
Atmospheric pressure: 29,6 "Hg
State of the sea: moderate, wave height of 6,56 ft
Solar ultraviolet index: 2,4 (Low)
Visibility: 98%

04:00 PMafternoonfrom 04:00 PM to 04:59 PMCloudy sky +55 °FThe air temperature will riseCloudy sky
southern
Wind: moderate breeze, southern, at a speed of 16 mph
Wind gusts: 29 mph
Relative humidity: 54%
Cloudiness: 69%
Atmospheric pressure: 29,5 "Hg
State of the sea: slight, wave height of 3,28 ft
Solar ultraviolet index: 0,6 (Low)
Visibility: 92%

05:00 PMafternoonfrom 05:00 PM to 05:59 PMCloudy sky +55 °FThe air temperature will not changeCloudy sky
southwest
Wind: fresh breeze, southwest, at a speed of 18 mph
Wind gusts: 31 mph
Relative humidity: 45%
Cloudiness: 79%
Atmospheric pressure: 29,5 "Hg
State of the sea: moderate, wave height of 6,56 ft
Solar ultraviolet index: 0,7 (Low)
Visibility: 100%

06:00 PMeveningfrom 06:00 PM to 06:59 PMCloudy sky +55 °FThe air temperature will not changeCloudy sky
western
Wind: moderate breeze, western, at a speed of 16 mph
Wind gusts: 31 mph
Relative humidity: 32%
Cloudiness: 71%
Atmospheric pressure: 29,5 "Hg
State of the sea: slight, wave height of 3,28 ft
Solar ultraviolet index: 0,1 (Low)
Visibility: 100%

07:00 PMeveningfrom 07:00 PM to 07:59 PMClear sky +55 °FThe air temperature will not changeClear sky
western
Wind: moderate breeze, western, at a speed of 13 mph
Wind gusts: 29 mph
Relative humidity: 38%
Cloudiness: 40%
Atmospheric pressure: 29,6 "Hg
State of the sea: slight, wave height of 3,28 ft
Visibility: 99%

08:00 PMeveningfrom 08:00 PM to 08:59 PMCloudy sky +54 °FThe air temperature will go downCloudy sky
western
Wind: fresh breeze, western, at a speed of 18 mph
Wind gusts: 27 mph
Relative humidity: 43%
Cloudiness: 65%
Atmospheric pressure: 29,6 "Hg
State of the sea: moderate, wave height of 6,56 ft
Visibility: 99%

09:00 PMeveningfrom 09:00 PM to 09:59 PMLight rain +50 °FThe air temperature will go downprecipitation is expectedLight rain
western
Wind: fresh breeze, western, at a speed of 18 mph
Wind gusts: 29 mph
Relative humidity: 57%
Cloudiness: 62%
Atmospheric pressure: 29,6 "Hg
State of the sea: moderate, wave height of 6,56 ft
Precipitations: 0,008 inch
Visibility: 100%

10:00 PMeveningfrom 10:00 PM to 10:59 PMPartly cloudy sky +48 °FThe air temperature will go downPartly cloudy sky
western
Wind: fresh breeze, western, at a speed of 20 mph
Wind gusts: 29 mph
Relative humidity: 61%
Cloudiness: 24%
Atmospheric pressure: 29,6 "Hg
State of the sea: moderate, wave height of 6,56 ft
Visibility: 100%

11:00 PMeveningfrom 11:00 PM to 11:59 PMPartly cloudy sky +46 °FThe air temperature will go downPartly cloudy sky
northwest
Wind: fresh breeze, northwest, at a speed of 18 mph
Wind gusts: 27 mph
Relative humidity: 49%
Cloudiness: 29%
Atmospheric pressure: 29,7 "Hg
State of the sea: moderate, wave height of 6,56 ft
Visibility: 100%

weather in Roslyn Harbortemperature in Roslyn Harborhourly weather forecast in Roslyn Harbortodays weather in Roslyn Harborweather in Roslyn Harbor for 3 daysweather in Roslyn Harbor for 5 daysweather in Roslyn Harbor for a weeksunrise and sunset in Roslyn Harborrising and setting of the Moon in Roslyn Harborcurrent time in Roslyn Harbor
see extended and detailed weather forecast in Roslyn Harbor

Temperature trend on the chart

DateTemperature,°F4155525554465250545039Temperature,°FApparent Temperature22.3 00:0022.3 01:0022.3 02:0022.3 03:0022.3 04:0022.3 05:0022.3 06:0022.3 07:0022.3 08:0022.3 09:0022.3 10:0022.3 11:0022.3 12:0022.3 13:0022.3 14:0022.3 15:0022.3 16:0022.3 17:0022.3 18:0022.3 19:0022.3 20:0022.3 21:0022.3 22:0022.3 23:00354045505560

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Some useful data

Country:USA
Country Phone Code:+1
Location:New York State
District:Nassau County
The name of the city or village:Roslyn Harbor
Time Zone:America/New_York, GMT -4. Summer Time (+1 hour)
Coordinates:Latitude: 40°48'59" N; Longitude: 73°38'14" W;
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Weather forecast in Roslyn Harbor, Nassau County, New York State, USA tomorrow

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On the ground:
Wind felt on face; leaves rustle; ordinary vanes moved by wind.
On the sea:
Small wavelets, still short, but more pronounced. Crests have a glassy appearance and do not break.
On the ground:
Leaves and small twigs in constant motion; wind extends light flag.
On the sea:
Large wavelets. Crests begin to break. Foam of glassy appearance. Perhaps scattered white horses.
A UV index reading of 0 to 2 means low danger from the sun's UV rays for the average person. Wear sunglasses on bright days. If you burn easily, cover up and use broad spectrum SPF 30+ sunscreen. Bright surfaces, such as sand, water, and snow, will increase UV exposure.
On the ground:
Raises dust and loose paper; small branches are moved.
On the sea:
Small waves, becoming larger; fairly frequent white horses.
A UV index reading of 3 to 5 means moderate risk of harm from unprotected sun exposure. Stay in shade near midday when the sun is strongest. If outdoors, wear sun protective clothing, a wide-brimmed hat, and UV-blocking sunglasses. Generously apply broad spectrum SPF 30+ sunscreen every 2 hours, even on cloudy days, and after swimming or sweating. Bright surfaces, such as sand, water, and snow, will increase UV exposure.
On the ground:
Small trees in leaf begin to sway; crested wavelets form on inland waters.
On the sea:
Moderate waves, taking a more pronounced long form; many white horses are formed.
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