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.

Fair

69°F

21°C

Humidity 73%
Wind Speed SW 12 G 20 mph
Barometer 30.14 in (1020.6 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 18 May 11:56 pm EDT
Extended Forecast for

East Moriches NY

  • Overnight

    Overnight: Mostly clear, with a low around 60. Southwest wind 8 to 10 mph.

    Low: 60 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 80. Southwest wind 7 to 14 mph.

    High: 80 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 62. Southwest wind 11 to 13 mph, with gusts as high as 24 mph.

    Low: 62 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of showers and thunderstorms between 2pm and 5pm, then showers and possibly a thunderstorm after 5pm. High near 78. Southwest wind 10 to 15 mph. Chance of precipitation is 80%.

    High: 78 °F

    Mostly Sunny
    then Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm before 11pm, then a chance of showers. Low around 55. North wind 7 to 11 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 55 °F

    Showers then
    Chance
    Showers

  • Thursday

    Thursday: Partly sunny, with a high near 68.

    High: 68 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 64.

    High: 64 °F

    Partly Sunny

  • Friday Night

    Friday Night: Showers likely, mainly after 2am. Mostly cloudy, with a low around 49. Chance of precipitation is 60%.

    Low: 49 °F

    Showers
    Likely

Detailed Forecast

Overnight
Mostly clear, with a low around 60. Southwest wind 8 to 10 mph.
Tuesday
Sunny, with a high near 80. Southwest wind 7 to 14 mph.
Tuesday Night
Mostly cloudy, with a low around 62. Southwest wind 11 to 13 mph, with gusts as high as 24 mph.
Wednesday
A chance of showers and thunderstorms between 2pm and 5pm, then showers and possibly a thunderstorm after 5pm. High near 78. Southwest wind 10 to 15 mph. Chance of precipitation is 80%.
Wednesday Night
Showers and possibly a thunderstorm before 11pm, then a chance of showers. Low around 55. North wind 7 to 11 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Partly sunny, with a high near 68.
Thursday Night
Partly cloudy, with a low around 50.
Friday
Partly sunny, with a high near 64.
Friday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 49. Chance of precipitation is 60%.
Saturday
Showers likely. Cloudy, with a high near 62. Chance of precipitation is 70%.
Saturday Night
Showers likely. Cloudy, with a low around 51. Chance of precipitation is 70%.
Sunday
A 50 percent chance of showers. Mostly cloudy, with a high near 65.
Sunday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 52.
Memorial Day
A 30 percent chance of showers. Mostly cloudy, with a high near 67.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
East Moriches NY
 40.81°N 72.76°W (Elev. 26 ft)
Last Update:
7:44 pm EDT May 18, 2026
Forecast Valid:
12am EDT May 19, 2026-6pm EDT May 25, 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