National Weather Service United States Department of Commerce

Hazardous Weather Outlook product no longer displayed on national hazards map

NWS has made a change to the national hazard map, shown below, and will no longer be displaying the Hazardous Weather Outlook (HWO) product on the map. This change is intended to help users focus more quickly on the immediate impacts of hazards instead of those that are highlighted for the future. The Hazardous Weather Outlook will still be available on local Weather Forecast Office Web pages.
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Current Conditions

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Islip NY

7 Day Forecast

For More Weather Information:

New York, NY Local Forecast Office

Late
Afternoon

Scattered Showers Chance for Measurable Precipitation 30%

Scattered
Showers

High: 70 °F

Tonight

Showers Likely Chance for Measurable Precipitation 60%

Showers
Likely

Low: 55 °F

Wednesday

Rain Chance for Measurable Precipitation 80%

Rain

High: 62 °F

Wednesday
Night

Rain Chance for Measurable Precipitation 90%

Rain

Low: 53 °F

Thursday

Rain Likely Chance for Measurable Precipitation 60%

Rain
Likely

High: 58 °F

Thursday
Night

Chance Rain Chance for Measurable Precipitation 40%

Chance
Rain

Low: 50 °F

Friday

Mostly Cloudy

Mostly
Cloudy

High: 61 °F

Friday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 49 °F

Saturday

Mostly Sunny

Mostly
Sunny

High: 63 °F

Detailed Forecast

  • Late Afternoon Scattered showers and thunderstorms. Some of the storms could produce small hail. Mostly cloudy, with a high near 70. Southeast wind around 7 mph. Chance of precipitation is 30%.
  • Tonight Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after 4am. Some of the storms could produce small hail. Mostly cloudy, with a low around 55. Northeast wind 5 to 8 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
  • Wednesday Periods of rain. Patchy fog before noon. High near 62. Northeast wind 14 to 16 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
  • Wednesday Night Periods of rain. Low around 53. North wind around 18 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
  • Thursday Rain likely. Cloudy, with a high near 58. North wind around 16 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
  • Thursday Night A chance of rain. Cloudy, with a low around 50. Chance of precipitation is 40%.
  • Friday Mostly cloudy, with a high near 61.
  • Friday Night Mostly cloudy, with a low around 49.
  • Saturday Mostly sunny, with a high near 63.
  • Saturday Night Mostly clear, with a low around 49.
  • Sunday Sunny, with a high near 59.
  • Sunday Night Mostly clear, with a low around 49.
  • Monday Sunny, with a high near 65.
  • Monday Night Partly cloudy, with a low around 51.
  • Tuesday Mostly sunny, with a high near 66.