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.

Overcast

45°F

7°C

Humidity 61%
Wind Speed S 6 mph
Barometer 30.15 in (1020.9 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 20 Apr 8:56 am EDT
Extended Forecast for

Moriches NY

Freeze Warning April 21, 12:00am until April 21, 09:00am
Click here for hazard details and duration
Freeze Warning

  • Today

    Today: A 30 percent chance of showers, mainly before 2pm. Partly sunny, with a steady temperature around 48. Northwest wind 5 to 13 mph.

    High: 48 °F

    Chance
    Showers

  • Tonight

    Tonight: Widespread frost after 1am. Otherwise, partly cloudy, with a low around 28. Wind chill values between 20 and 25. North wind 5 to 7 mph.

    Low: 28 °F

    Partly Cloudy
    then Frost

  • Tuesday

    Tuesday: Sunny, with a high near 50. Wind chill values between 25 and 35 early. North wind around 6 mph becoming south in the afternoon.

    High: 50 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers after 2am. Increasing clouds, with a low around 37. South wind around 6 mph.

    Low: 37 °F

    Mostly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers, mainly before 8am. Mostly cloudy, with a high near 56. South wind around 9 mph.

    High: 56 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 43.

    Low: 43 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 44.

    Low: 44 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

Detailed Forecast

Today
A 30 percent chance of showers, mainly before 2pm. Partly sunny, with a steady temperature around 48. Northwest wind 5 to 13 mph.
Tonight
Widespread frost after 1am. Otherwise, partly cloudy, with a low around 28. Wind chill values between 20 and 25. North wind 5 to 7 mph.
Tuesday
Sunny, with a high near 50. Wind chill values between 25 and 35 early. North wind around 6 mph becoming south in the afternoon.
Tuesday Night
A 30 percent chance of showers after 2am. Increasing clouds, with a low around 37. South wind around 6 mph.
Wednesday
A 30 percent chance of showers, mainly before 8am. Mostly cloudy, with a high near 56. South wind around 9 mph.
Wednesday Night
Mostly cloudy, with a low around 43.
Thursday
Mostly sunny, with a high near 62.
Thursday Night
Mostly cloudy, with a low around 44.
Friday
Mostly sunny, with a high near 59.
Friday Night
Partly cloudy, with a low around 42.
Saturday
A 30 percent chance of showers. Partly sunny, with a high near 55.
Saturday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 42.
Sunday
A 30 percent chance of showers. Mostly cloudy, with a high near 56.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Moriches NY
 40.81°N 72.82°W (Elev. 23 ft)
Last Update:
9:27 am EDT Apr 20, 2026
Forecast Valid:
9am EDT Apr 20, 2026-6pm EDT Apr 26, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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