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

Dangerous Heat in the East; Critical Fire Weather in the Southwest

Dangerous, record-breaking heat will intensify across most of the central and eastern U.S this week. Heat indices will likely exceed 100 degrees. Heat is likely to continue across the eastern U.S. through the Independence Day holiday weekend. Critical fire weather conditions will continue today and likely Tuesday across portions of the Four Corners and northern High Plains. Read More >

Hazardous Weather Conditions

Current conditions at

Islip, Long Island Mac Arthur Airport (KISP)

Lat: 40.79°NLon: 73.1°WElev: 98ft.

A Few Clouds

83°F

28°C

Humidity 53%
Wind Speed N 8 mph
Barometer 30.10 in (1019.0 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 29 Jun 10:56 am EDT
Extended Forecast for

Ocean Beach NY

Extreme Heat Watch July 1, 12:00pm until July 3, 09:00pm
Click here for hazard details and duration
Extreme Heat Watch

  • Today

    Today: Mostly sunny, with a steady temperature around 73. South wind 8 to 10 mph.

    High: 73 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 68. Southwest wind around 7 mph.

    Low: 68 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 77. Southwest wind 8 to 18 mph.

    High: 77 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70. Breezy, with a southwest wind 18 to 23 mph.

    Low: 70 °F

    Slight Chance
    T-storms and
    Breezy

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 82. Breezy, with a southwest wind 17 to 20 mph.

    High: 82 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms and
    Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a steady temperature around 75. Breezy.

    Low: 75 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Thursday

    Thursday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 75.

    Low: 75 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a steady temperature around 73. South wind 8 to 10 mph.
Tonight
Partly cloudy, with a low around 68. Southwest wind around 7 mph.
Tuesday
Mostly sunny, with a high near 77. Southwest wind 8 to 18 mph.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70. Breezy, with a southwest wind 18 to 23 mph.
Wednesday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 82. Breezy, with a southwest wind 17 to 20 mph.
Wednesday Night
Partly cloudy, with a steady temperature around 75. Breezy.
Thursday
Sunny, with a high near 86.
Thursday Night
Mostly clear, with a low around 75.
Friday
Sunny, with a high near 88.
Friday Night
A chance of showers between 8pm and 2am. Partly cloudy, with a low around 74. Chance of precipitation is 30%.
Independence Day
Mostly sunny, with a high near 85.
Saturday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 72.
Sunday
A 30 percent chance of showers. Partly sunny, with a high near 80.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Ocean Beach NY
 40.64°N 73.18°W (Elev. 0 ft)
Last Update:
9:54 am EDT Jun 29, 2026
Forecast Valid:
11am EDT Jun 29, 2026-6pm EDT Jul 5, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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