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.

Freezing Fog

31°F

-1°C

Humidity 100%
Wind Speed NE 13 G 24 mph
Barometer 29.79 in (1008.8 mb)
Dewpoint 31°F (-1°C)
Visibility 0.50 mi
Wind Chill21°F (-6°C)
Last update 22 Feb 8:56 pm EST
Extended Forecast for

Moriches NY

Coastal Flood Advisory February 23, 11:00am until February 23, 06:00pm
Blizzard Warning February 22, 09:30pm until February 23, 06:00pm
Coastal Flood Warning February 22, 10:00pm until February 23, 06:00am
Click here for hazard details and duration
Coastal Flood Advisory
Blizzard Warning
Coastal Flood Warning
  •  
    Blizzard Warning February 22, 09:30pm until February 23, 06:00pm

    NOW until 6:00pm Mon

    Blizzard Warning

  • Tonight

    Low: 28 °F

    Heavy Snow
    and Areas
    Blowing Snow

  • Monday

    Monday: Snow, mainly before 4pm. The snow could be heavy at times. Areas of blowing snow. High near 32. Wind chill values between 15 and 20. Windy, with a north wind 24 to 34 mph, with gusts as high as 55 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

    High: 32 °F

    Heavy Snow
    and Areas
    Blowing Snow

  • Monday Night

    Monday Night: A 30 percent chance of snow before 7pm. Mostly cloudy, with a low around 20. Wind chill values between 10 and 15. Blustery, with a northwest wind 13 to 21 mph, with gusts as high as 34 mph.

    Low: 20 °F

    Chance Snow
    and Blustery
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 29. Wind chill values between 10 and 20. Northwest wind 8 to 10 mph, with gusts as high as 20 mph.

    High: 29 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of snow after 1am. Increasing clouds, with a low around 17. West wind around 6 mph becoming calm.

    Low: 17 °F

    Partly Cloudy
    then Chance
    Snow

  • Wednesday

    Wednesday: Rain likely before noon. Mostly cloudy, with a high near 39. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 39 °F

    Rain Likely
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 28.

    Low: 28 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of rain and snow after noon. Mostly cloudy, with a high near 42. Chance of precipitation is 40%.

    High: 42 °F

    Mostly Cloudy
    then Chance
    Rain/Snow

Detailed Forecast

Tonight
Snow. The snow could be heavy at times. Areas of blowing snow after 10pm. Low around 28. Wind chill values between 15 and 20. Windy, with a north wind 22 to 27 mph increasing to 28 to 33 mph after midnight. Winds could gust as high as 55 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 13 to 19 inches possible.
Monday
Snow, mainly before 4pm. The snow could be heavy at times. Areas of blowing snow. High near 32. Wind chill values between 15 and 20. Windy, with a north wind 24 to 34 mph, with gusts as high as 55 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.
Monday Night
A 30 percent chance of snow before 7pm. Mostly cloudy, with a low around 20. Wind chill values between 10 and 15. Blustery, with a northwest wind 13 to 21 mph, with gusts as high as 34 mph.
Tuesday
Mostly sunny, with a high near 29. Wind chill values between 10 and 20. Northwest wind 8 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
A 30 percent chance of snow after 1am. Increasing clouds, with a low around 17. West wind around 6 mph becoming calm.
Wednesday
Rain likely before noon. Mostly cloudy, with a high near 39. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Partly cloudy, with a low around 28.
Thursday
A chance of rain and snow after noon. Mostly cloudy, with a high near 42. Chance of precipitation is 40%.
Thursday Night
Rain likely. Mostly cloudy, with a low around 29. Chance of precipitation is 70%.
Friday
A 30 percent chance of snow before 7am. Partly sunny, with a high near 40.
Friday Night
Mostly clear, with a low around 26.
Saturday
Sunny, with a high near 41.
Saturday Night
Mostly cloudy, with a low around 30.
Sunday
Partly sunny, with a high near 41.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Moriches NY
 40.81°N 72.82°W (Elev. 23 ft)
Last Update:
5:56 pm EST Feb 22, 2026
Forecast Valid:
9pm EST Feb 22, 2026-6pm EST Mar 1, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation