National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Shirley, Brookhaven Airport (KHWV)

Lat: 40.82°NLon: 72.87°WElev: 82ft.

Fog/Mist

37°F

3°C

Humidity 86%
Wind Speed W 14 G 24 mph
Barometer 30.04 in (1017.2 mb)
Dewpoint 33°F (1°C)
Visibility 5.00 mi
Wind Chill28°F (-2°C)
Last update 17 Jan 2:56 pm EST
Extended Forecast for

East Moriches NY

Winter Weather Advisory January 18, 10:00am until January 18, 10:00pm
Click here for hazard details and duration
Winter Weather Advisory

  • This Afternoon

    This Afternoon: Rain likely before 5pm, then a chance of rain and snow. Cloudy, with a high near 44. Southwest wind around 11 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 44 °F

    Rain/Snow
    Likely

  • Tonight

    Tonight: A chance of rain and snow before 7pm, then a chance of rain after 4am. Increasing clouds, with a low around 30. West wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 30%.

    Low: 30 °F

    Chance
    Rain/Snow
    then Chance
    Rain

  • Sunday

    Sunday: Periods of rain and snow, becoming all snow after 11am. High near 36. Calm wind becoming northeast 5 to 8 mph in the morning. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    High: 36 °F

    Rain/Snow
    then Snow

  • Sunday Night

    Sunday Night: A 50 percent chance of snow before 1am. Cloudy, then gradually becoming partly cloudy, with a low around 23. Wind chill values between 15 and 20. North wind around 7 mph becoming west in the evening.

    Low: 23 °F

    Chance Snow

  • M.L.King Day

    M.L.King Day: Mostly sunny, with a high near 34. West wind 7 to 16 mph.

    High: 34 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 17.

    Low: 17 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 25.

    High: 25 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 14.

    Low: 14 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 39.

    High: 39 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Rain likely before 5pm, then a chance of rain and snow. Cloudy, with a high near 44. Southwest wind around 11 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Tonight
A chance of rain and snow before 7pm, then a chance of rain after 4am. Increasing clouds, with a low around 30. West wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 30%.
Sunday
Periods of rain and snow, becoming all snow after 11am. High near 36. Calm wind becoming northeast 5 to 8 mph in the morning. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Sunday Night
A 50 percent chance of snow before 1am. Cloudy, then gradually becoming partly cloudy, with a low around 23. Wind chill values between 15 and 20. North wind around 7 mph becoming west in the evening.
M.L.King Day
Mostly sunny, with a high near 34. West wind 7 to 16 mph.
Monday Night
Partly cloudy, with a low around 17.
Tuesday
Mostly sunny, with a high near 25.
Tuesday Night
Mostly clear, with a low around 14.
Wednesday
Mostly sunny, with a high near 39.
Wednesday Night
Mostly cloudy, with a low around 29.
Thursday
Partly sunny, with a high near 39.
Thursday Night
Partly cloudy, with a low around 20.
Friday
Mostly sunny, with a high near 34.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
East Moriches NY
 40.81°N 72.76°W (Elev. 26 ft)
Last Update:
1:04 pm EST Jan 17, 2026
Forecast Valid:
2pm EST Jan 17, 2026-6pm EST Jan 23, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation