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- Latest Briefing: Major Winter Storm Sunday into Monday
- Winter Storm Watch Late Saturday Night Through Monday Afternoon
- Cold Weather Advisory Late Friday Evening Until Late Saturday Morning
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Hazardous Weather Conditions
Current conditions at
Islip, Long Island Mac Arthur Airport (KISP)
Lat: 40.79°NLon: 73.1°WElev: 98ft.
Mostly Cloudy and Breezy
36°F
2°C
| Humidity | 27% |
| Wind Speed | W 24 G 33 mph |
| Barometer | 30.08 in (1018.7 mb) |
| Dewpoint | 5°F (-15°C) |
| Visibility | 10.00 mi |
| Wind Chill | 24°F (-4°C) |
| Last update | 23 Jan 12:56 pm EST |
Extended Forecast for
Centereach NY
Cold Weather Advisory January 23, 10:00pm until January 24, 12:00pm
Winter Storm Warning January 25, 03:00am until January 26, 06:00pm
This Afternoon

High: 37 °F
Partly Sunny
Tonight
Low: 9 °F
Mostly Cloudy
and Blustery
then Partly
CloudySaturday

High: 18 °F
Cold
Saturday Night
Low: 12 °F
Mostly Cloudy
then Slight
Chance SnowSunday

High: 30 °F
Heavy Snow
Sunday Night

Low: 28 °F
Wintry Mix
and BlusteryMonday

High: 30 °F
Snow Likely
Monday Night

Low: 11 °F
Partly Cloudy
Tuesday

High: 22 °F
Mostly Sunny
Detailed Forecast
This Afternoon
Partly sunny, with a high near 37. Wind chill values between 20 and 25. West wind around 18 mph, with gusts as high as 29 mph.
Tonight
Partly cloudy, with a low around 9. Wind chill values between -5 and 5. Blustery, with a northwest wind 14 to 20 mph.
Saturday
Mostly sunny and cold, with a high near 18. Wind chill values between -10 and zero. Northwest wind 13 to 16 mph.
Saturday Night
A 20 percent chance of snow after 1am. Cloudy, with a low around 12. Wind chill values between 5 and 10. North wind 3 to 5 mph.
Sunday
Snow. The snow could be heavy at times. High near 30. Northeast wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New snow accumulation of 8 to 12 inches possible.
Sunday Night
Snow and sleet before 1am, then snow and sleet, possibly mixed with freezing rain between 1am and 4am, then snow and sleet after 4am. The snow could be heavy at times. Steady temperature around 28. Blustery. Chance of precipitation is 100%. Little or no ice accumulation expected. New snow and sleet accumulation of 1 to 3 inches possible.
Monday
Snow likely, mainly before 1pm. Cloudy, with a high near 30. Chance of precipitation is 60%.
Monday Night
Partly cloudy, with a low around 11.
Tuesday
Mostly sunny, with a high near 22.
Tuesday Night
Partly cloudy, with a low around 10.
Wednesday
Mostly sunny, with a high near 23.
Wednesday Night
Mostly cloudy, with a low around 10.
Thursday
Partly sunny, with a high near 23.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Centereach NY
40.87°N 73.07°W (Elev. 98 ft)
40.87°N 73.07°W (Elev. 98 ft)
12:58 pm EST Jan 23, 2026
1pm EST Jan 23, 2026-6pm EST Jan 29, 2026



