Cold Spring Harbor, NY Weather Forecast and Current Conditions

Day Sky High / Low Precip Wind Humidity
Mon
Jul 6 		Rain -º / 63º 67% NE 11 mph 99%
Tue
Jul 7 		Showers
View Hourly 		71º / 63º 37% NE 12 mph 92%
1am Cloudy 65º 24% ENE 11 mph 100%
2am Showers 65º 52% NE 10 mph 100%
3am Showers 65º 63% NE 10 mph 100%
4am Showers 66º 40% NE 9 mph 98%
5am Cloudy 67º 24% NE 9 mph 97%
6am Cloudy 66º 20% NE 9 mph 99%
7am Few Showers 67º 31% NE 10 mph 97%
8am Showers 67º 35% NE 11 mph 93%
9am Cloudy 68º 24% NE 12 mph 92%
10am Cloudy 68º 24% NE 12 mph 93%
11am Cloudy 68º 24% NE 12 mph 95%
12pm Cloudy 68º 21% NNE 12 mph 95%
1pm Cloudy 70º 24% NE 12 mph 93%
2pm Showers 70º 35% NE 11 mph 90%
3pm Few Showers 70º 34% NE 12 mph 90%
4pm Showers 71º 36% NE 11 mph 88%
5pm Few Showers 71º 31% NE 11 mph 86%
6pm Showers 71º 38% NNE 11 mph 85%
7pm Showers 70º 35% NE 11 mph 84%
8pm Cloudy 69º 19% NE 10 mph 86%
9pm Cloudy 68º 22% NNE 9 mph 87%
10pm Cloudy 67º 18% NNE 8 mph 88%
11pm Cloudy 67º 18% NNE 8 mph 89%
Wed
Jul 8 		Mostly Sunny
View Hourly 		80º / 69º 13% NE 7 mph 70%
12am Cloudy 67º 18% NNE 7 mph 89%
1am Cloudy 66º 20% NNE 7 mph 90%
2am Cloudy 66º 17% NNE 6 mph 92%
3am Cloudy 66º 14% NNE 6 mph 90%
4am Cloudy 65º 24% NNE 6 mph 92%
5am Mostly Cloudy 65º 22% NNE 6 mph 92%
6am Mostly Cloudy 64º 12% NNE 6 mph 93%
7am Mostly Cloudy 65º 14% NNE 6 mph 90%
8am Mostly Cloudy 67º 12% NNE 6 mph 84%
9am Mostly Cloudy 69º 11% NNE 7 mph 79%
10am Partly Cloudy 71º 9% NNE 6 mph 74%
11am Partly Cloudy 73º 7% NNE 6 mph 70%
12pm Partly Cloudy 75º 2% NNE 6 mph 67%
1pm Mostly Sunny 77º 2% NNE 6 mph 62%
2pm Sunny 77º 2% NE 5 mph 62%
3pm Sunny 78º 2% ENE 5 mph 63%
4pm Mostly Sunny 78º 1% ESE 4 mph 61%
5pm Mostly Sunny 79º 4% S 4 mph 61%
6pm Mostly Sunny 78º 2% SSW 5 mph 63%
7pm Mostly Sunny 77º 2% SSW 6 mph 67%
8pm Mostly Sunny 75º 4% SSW 6 mph 73%
9pm Mostly Clear 73º 5% SSW 6 mph 77%
10pm Partly Cloudy 72º 6% SSW 6 mph 79%
11pm Partly Cloudy 71º 6% SSW 6 mph 82%
Thu
Jul 9 		Partly Cloudy
View Hourly 		82º / 71º 23% SW 13 mph 71%
12am Partly Cloudy 71º 7% SSW 7 mph 83%
Fri
Jul 10 		PM Thunderstorms 87º / 70º 62% W 10 mph 71%
Sat
Jul 11 		Partly Cloudy 83º / 67º 16% N 8 mph 63%
Sun
Jul 12 		Partly Cloudy 82º / 67º 24% ENE 9 mph 60%
Mon
Jul 13 		Scattered Thunderstorms 84º / 69º 39% WSW 12 mph 62%

Weather Radar for Cold Spring Harbor, NY See Radar

See Radar Map

* Playback displays weather for the past 6 hours.

NOAA Weather Marine Forecast for Cold Spring Harbor, NY

Overnight
Low : 68ºF
ENE wind 13 to 15 kt, with gusts as high as 21 kt. Showers likely and possibly a thunderstorm. Seas around 1 ft.
Tuesday
High : 74ºF
NE wind 10 to 13 kt. A chance of showers before 11am, then a slight chance of showers after 5pm. Seas around 1 ft.
Tuesday Night
Low : 64ºF
NNE wind around 10 kt. A slight chance of showers before 8pm. Seas around 1 ft.
Wednesday
High : 79ºF
N wind 5 to 8 kt becoming variable and less than 5 kt in the afternoon. Partly sunny through mid morning, then becoming sunny. Seas 1 ft or less.
Wednesday Night
Low : 67ºF
SW wind around 6 kt. Mostly clear. Seas 1 ft or less.
Thursday
High : 83ºF
SW wind 5 to 9 kt. Mostly sunny. Seas 1 ft or less.
Thursday Night
Low : 70ºF
SW wind 6 to 10 kt. A chance of showers before 2am. Seas 1 ft or less.
Friday
High : 86ºF
W wind around 7 kt. A chance of showers and thunderstorms after 2pm. Seas 1 ft or less.
Friday Night
Low : 70ºF
W wind around 7 kt becoming NW after midnight. A chance of showers and thunderstorms before 8pm. Seas 1 ft or less.

NOAA Buoy Data Near Cold Spring Harbor, NY See Map

Loading Map...
Loading Buoy Data...

    Wind Speed Forecast for Cold Spring Harbor, NY

    TuesdayWednesdayThursday
    Wind Speed (MPH) 1191212119767646
    5am9am1pm5pm9pm1am5am9am1pm5pm9pm1am
    MPH 1191212119767646
    DIR ENENENENENENNENNENNENNENNESSSW

    Current Weather Conditions In Cold Spring Harbor, NY

    As Of: 9 minutes ago

    • 65ºF
    • 64ºF
    • 11mph
    • 0º (ENE)
    • 18mph
    • Cloudy
    • 6mi
    • 30.02"
    • 100%
    • 0ºF

    The weather right now in Cold Spring Harbor, NY is Cloudy. The current temperature is 65°F, and the expected high and low for today, Tuesday, July 7, 2026, are -° high temperature and 63°F low temperature. The wind is currently blowing at 11 miles per hour, and coming from the East Northeast. The wind is gusting to 18 mph. With the wind and the atmosphere the temperature feels like 64° Fahrenheit. Expected precipitation is 24 percent, with current humidity at 100 percent, and air pressure at 30.02 in. Visibility is 6 nautical miles. There are 2 current weather alert(s).

    Weather Alerts
    Flood Watch - 2:44pm Mon Jul 6 2026

    ...FLOOD WATCH REMAINS IN EFFECT THROUGH LATE TONIGHT...

    WHAT: Flooding caused by excessive rainfall continues to be
    possible.

    WHERE: Portions of southern Connecticut, including the following
    areas, Northern Fairfield, Northern Middlesex, Northern New Haven,
    Northern New London, Southern Fairfield, Southern Middlesex,
    Southern New Haven and Southern New London, northeast New Jersey,
    including the following areas, Eastern Bergen, Eastern Essex,
    Eastern Passaic, Eastern Union, Hudson, Western Bergen, Western
    Essex, Western Passaic and Western Union, and southeast New York,
    including the following areas, Bronx, Kings (Brooklyn), New York
    (Manhattan), Northeast Suffolk, Northern Nassau, Northern Queens,
    Northern Westchester, Northwest Suffolk, Orange, Putnam, Richmond
    (Staten Island), Rockland, Southeast Suffolk, Southern Nassau,
    Southern Queens, Southern Westchester and Southwest Suffolk.

    WHEN: Through late tonight.

    IMPACTS: Excessive runoff may result in flooding of urban areas,
    rivers, creeks, streams, and other low lying and flood prone
    locations.

    ADDITIONAL DETAILS: - Additional heavy rain through tonight will likely produce
    storm total rain amounts of 2 to 3 inches with locally higher
    amounts of 4 inches or more possible. Hourly rainfall amounts
    up to 2 inches are possible. These conditions could lead to
    flash flooding.
    - http://www.weather.gov/safety/flood

    PRECAUTIONARY / PREPAREDNESS ACTIONS:

    You should monitor later forecasts and be alert for possible Flood
    Warnings. Those living in areas prone to flooding should be prepared
    to take action should flooding develop.

    &&

    Small Craft Advisory - 2:45pm Mon Jul 6 2026

    ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 AM EDT TUESDAY...

    WHAT: East winds 15 to 20 kt with gusts up to 30 kt and seas
    2 to 4 feet.

    WHERE: Long Island Sound, and Peconic and Gardiners Bays.

    WHEN: Until 6 AM EDT Tuesday.

    IMPACTS: Conditions will be hazardous to small craft.

    PRECAUTIONARY / PREPAREDNESS ACTIONS:

    Inexperienced mariners, especially those operating smaller
    vessels, should avoid navigating in hazardous conditions.

    &&