Forecast

    Forecast for Copiague, NY | Forecast Periods: 14
    Monday
    Mar 16
    2026

    Copiague, NY

    Updated: 3:44 PM EDT

    55°F

    Areas Of Fog

    22 mph S
    Precipitation: 93%

    Areas of fog and showers and thunderstorms. Cloudy, with a high near 55. South wind around 22 mph, with gusts as high as 43 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.

    Hourly Forecast

    MON17:00
    55°F
    Areas Of Fog
    Dewpoint:10°Precip:93%Humidity:83%Wind:22 mph S
    MON18:00
    55°F
    Areas Of Fog
    Dewpoint:10°Precip:93%Humidity:83%Wind:22 mph S
    MON19:00
    54°F
    Areas Of Fog
    Dewpoint:10°Precip:93%Humidity:86%Wind:22 mph S
    TUE20:00
    53°F
    Areas Of Fog
    Dewpoint:10°Precip:99%Humidity:89%Wind:22 mph S
    TUE21:00
    53°F
    Areas Of Fog
    Dewpoint:10°Precip:99%Humidity:89%Wind:23 mph S
    TUE22:00
    53°F
    Areas Of Fog
    Dewpoint:10.6°Precip:99%Humidity:93%Wind:24 mph S
    TUE23:00
    53°F
    Areas Of Fog
    Dewpoint:10°Precip:98%Humidity:89%Wind:24 mph S
    TUE00:00
    52°F
    Areas Of Fog
    Dewpoint:8.9°Precip:98%Humidity:86%Wind:23 mph S
    TUE01:00
    49°F
    Areas Of Fog
    Dewpoint:7.2°Precip:98%Humidity:86%Wind:21 mph SW
    TUE02:00
    47°F
    Chance Rain Showers
    Dewpoint:5.6°Precip:36%Humidity:83%Wind:18 mph W
    TUE03:00
    45°F
    Chance Rain Showers
    Dewpoint:3.3°Precip:36%Humidity:76%Wind:17 mph W
    TUE04:00
    42°F
    Chance Rain Showers
    Dewpoint:1.7°Precip:36%Humidity:76%Wind:16 mph W
    TUE05:00
    40°F
    Mostly Cloudy
    Dewpoint:0°Precip:1%Humidity:73%Wind:15 mph W
    TUE06:00
    37°F
    Mostly Sunny
    Dewpoint:-2.2°Precip:1%Humidity:70%Wind:15 mph W
    TUE07:00
    35°F
    Mostly Sunny
    Dewpoint:-3.9°Precip:1%Humidity:66%Wind:15 mph W
    TUE08:00
    34°F
    Sunny
    Dewpoint:-5°Precip:0%Humidity:64%Wind:15 mph W
    TUE09:00
    34°F
    Sunny
    Dewpoint:-6.1°Precip:0%Humidity:58%Wind:15 mph W
    TUE10:00
    35°F
    Sunny
    Dewpoint:-6.1°Precip:0%Humidity:56%Wind:16 mph W
    TUE11:00
    37°F
    Sunny
    Dewpoint:-6.1°Precip:0%Humidity:52%Wind:16 mph W
    TUE12:00
    38°F
    Mostly Sunny
    Dewpoint:-6.7°Precip:0%Humidity:48%Wind:16 mph W
    TUE13:00
    40°F
    Mostly Sunny
    Dewpoint:-6.7°Precip:0%Humidity:44%Wind:16 mph W
    TUE14:00
    41°F
    Mostly Sunny
    Dewpoint:-6.1°Precip:0%Humidity:44%Wind:16 mph W
    TUE15:00
    41°F
    Mostly Sunny
    Dewpoint:-6.7°Precip:0%Humidity:43%Wind:15 mph W
    TUE16:00
    41°F
    Mostly Sunny
    Dewpoint:-6.7°Precip:0%Humidity:43%Wind:15 mph W

    Extended Forecast

    Tonight

    Mon, Mar 16
    33°F
    Areas Of Fog
    15 mph SW
    Precipitation: 99%
    Areas of fog and showers and thunderstorms before 5am. Mostly cloudy. Low around 33, with temperatures rising to around 40 overnight. Southwest wind 15 to 24 mph, with gusts as high as 53 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Tuesday

    Tue, Mar 17
    42°F
    Mostly Sunny
    16 mph W
    Precipitation: 1%
    Mostly sunny. High near 42, with temperatures falling to around 40 in the afternoon. Wind chill values as low as 24. West wind around 16 mph, with gusts as high as 30 mph.

    Tuesday Night

    Tue, Mar 17
    25°F
    Mostly Clear
    8 mph W
    Precipitation: 0%
    Mostly clear. Low around 25, with temperatures rising to around 27 overnight. Wind chill values as low as 19. West wind 8 to 13 mph, with gusts as high as 24 mph.

    Wednesday

    Wed, Mar 18
    37°F
    Partly Sunny
    7 mph W
    Precipitation: 0%
    Partly sunny, with a high near 37. West wind around 7 mph.

    Wednesday Night

    Wed, Mar 18
    30°F
    Partly Cloudy
    7 mph S
    Precipitation: 1%
    Partly cloudy. Low around 30, with temperatures rising to around 32 overnight.

    Thursday

    Thu, Mar 19
    43°F
    Partly Sunny
    5 mph S
    Precipitation: 1%
    Partly sunny, with a high near 43.

    Thursday Night

    Thu, Mar 19
    35°F
    Mostly Cloudy then Slight Chance Light Rain
    7 mph SW
    Precipitation: 15%
    A slight chance of rain after 2am. Mostly cloudy, with a low around 35.

    Friday

    Fri, Mar 20
    48°F
    Slight Chance Light Rain
    5 mph SW
    Precipitation: 15%
    A slight chance of rain. Mostly sunny, with a high near 48.

    Friday Night

    Fri, Mar 20
    37°F
    Chance Light Rain
    8 mph SW
    Precipitation: 49%
    A chance of rain. Mostly cloudy, with a low around 37. Chance of precipitation is 50%.

    Saturday

    Sat, Mar 21
    48°F
    Chance Light Rain
    8 mph W
    Precipitation: 49%
    A chance of rain. Partly sunny, with a high near 48. Chance of precipitation is 50%.

    Saturday Night

    Sat, Mar 21
    35°F
    Chance Light Rain
    12 mph SW
    Precipitation: 33%
    A chance of rain. Mostly cloudy, with a low around 35. Chance of precipitation is 30%.

    Sunday

    Sun, Mar 22
    47°F
    Chance Light Rain
    10 mph W
    Precipitation: 29%
    A chance of rain. Mostly cloudy, with a high near 47. Chance of precipitation is 30%.

    Sunday Night

    Sun, Mar 22
    32°F
    Slight Chance Light Rain
    13 mph NW
    Precipitation: 24%
    A slight chance of rain. Mostly cloudy, with a low around 32.

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