Centereach, NY Weather Forecast & Alerts

Current conditions, 5-day forecast, and active NWS weather alerts for Centereach, NY.

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Current Conditions — Centereach, NY

ISLIP (KISP)

Clear

55.4 F
Humidity:47%
Wind Speed: 8.1 mph
Barometer:30.09 in
Dewpoint:35.6 F
Visibility:10.00 mi
Precip:--
Heat Index:NA
Wind Chill:NA
Apr 28 2026, 05:35 PM EDT
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5-Day Forecast — Centereach, NY

Tuesday

High 66 °F
Mostly Cloudy
Tuesday
Night
Low 44 °F
Mostly Cloudy
Wednesday

High 62 °F
Mostly Cloudy
Wednesday
Night
Low 46 °F
Rain
Thursday

High 60 °F
Rain Showers
Thursday
Night
Low 44 °F
Partly Cloudy
Friday

High 60 °F
Partly Sunny
Friday
Night
Low 42 °F
Partly Cloudy
Saturday

High 57 °F
Slight Chance of Rain Showers

Detailed Forecast — Centereach, NY

Tuesday
Mostly Cloudy. High near 66°F. Wind 3 to 6 mph, with gusts as high as 9 mph.
Tuesday Night
Mostly Cloudy. Low around 44°F. Wind 1 to 3 mph, with gusts as high as 7 mph.
Wednesday
Mostly Cloudy. High near 62°F. Wind 3 to 9 mph, with gusts as high as 14 mph.
Wednesday Night
Rain. Low around 46°F. Wind around 6 mph, with gusts as high as 14 mph.
Thursday
Rain Showers. High near 60°F. Wind 6 to 13 mph, with gusts as high as 20 mph.
Thursday Night
Partly Cloudy. Low around 44°F. Wind 9 to 12 mph, with gusts as high as 20 mph.
Friday
Partly Sunny. High near 60°F. Wind 10 to 13 mph, with gusts as high as 21 mph.
Friday Night
Partly Cloudy. Low around 42°F. Wind 2 to 5 mph, with gusts as high as 12 mph.
Saturday
Slight Chance of Rain Showers. High near 57°F. Wind 2 to 9 mph, with gusts as high as 14 mph.
Saturday Night
Slight Chance of Rain. Low around 41°F. Wind 3 to 5 mph, with gusts as high as 12 mph.
Sunday
Partly Sunny. High near 59°F. Wind 7 to 12 mph, with gusts as high as 18 mph.
Sunday Night
Partly Cloudy. Low around 44°F. Wind 3 to 5 mph, with gusts as high as 12 mph.
Monday
Slight Chance of Showers. High near 62°F. Wind 5 to 13 mph, with gusts as high as 20 mph.
NY Radar
Current Radar • NY
Day 1 Outlook • April 28, 2026

Observation History — Centereach, NY

Time Wind
(mph)		 Vis
(mi)		 Weather Precip (in) Temperature (F) Relative
Humidity		 Wind
Chill
(F)		 Heat
Index
(F)		 Pressure
Air Dwpt altimeter
(in)		 sea level
(mb)
05:35 PM EDT 8.1 10.00 Clear -- 55.4 35.6 47% NA NA 30.09 1019.0
05:25 PM EDT 8.1 10.00 Clear -- 55.4 37.4 51% NA NA 30.09 1019.0
05:20 PM EDT 6.9 10.00 Clear -- 55.4 37.4 51% NA NA 30.09 1019.0
05:10 PM EDT 9.2 10.00 Clear -- 57.2 35.6 44% NA NA 30.09 1019.0
05:00 PM EDT S 8.1 10.00 Clear -- 57.2 35.6 44% NA NA 30.09 1019.0
04:50 PM EDT S 6.9 10.00 Clear -- 57.2 35.6 44% NA NA 30.09 1019.0
04:45 PM EDT S 8.1 10.00 Clear -- 57.2 35.6 44% NA NA 30.09 1019.0
04:35 PM EDT 8.1 10.00 Clear -- 59.0 35.6 41% NA NA 30.09 1019.0
04:25 PM EDT S 5.7 10.00 Clear -- 59.0 35.6 41% NA NA 30.10 1019.3
04:10 PM EDT 9.2 10.00 Clear -- 59.0 35.6 41% NA NA 30.11 1019.6
04:05 PM EDT S 8.1 10.00 Clear -- 59.0 37.4 45% NA NA 30.11 1019.6
04:00 PM EDT S 8.1 10.00 Clear -- 59.0 37.4 45% NA NA 30.11 1019.6
03:50 PM EDT 6.9 10.00 NULL -- 60.8 37.4 42% NA NA 30.11 1019.6
03:45 PM EDT 6.9 10.00 Clear -- 60.8 37.4 42% NA NA 30.11 1019.6
03:35 PM EDT S 6.9 10.00 Clear -- 60.8 37.4 42% NA NA 30.12 1020.0
03:30 PM EDT 8.1 10.00 Clear -- 60.8 37.4 42% NA NA 30.13 1020.3
03:25 PM EDT S 6.9 10.00 Clear -- 60.8 35.6 39% NA NA 30.12 1020.0
03:20 PM EDT 9.2 10.00 Clear -- 60.8 35.6 39% NA NA 30.13 1020.3
03:10 PM EDT S 10.4 10.00 Clear -- 60.8 35.6 39% NA NA 30.13 1020.3
03:05 PM EDT 9.2 10.00 Clear -- 60.8 35.6 39% NA NA 30.13 1020.3
03:00 PM EDT S 10.4 10.00 Clear -- 60.8 35.6 39% NA NA 30.14 1020.7
02:50 PM EDT S 8.1 10.00 NULL -- 60.8 33.8 36% NA NA 30.14 1020.7
02:40 PM EDT 9.2 10.00 Clear -- 60.8 35.6 39% NA NA 30.14 1020.7
02:35 PM EDT S 8.1 10.00 Clear -- 60.8 35.6 39% NA NA 30.14 1020.7

Regional Weather Observation

ISLIP (KISP)

Clear
55.4 F

BROOKHAVEN (KHWV)

Clear
55.4 F

BRIDGEPORT (KBDR)

Clear
60.8 F

FARMINGDALE (KFRG)

Mostly Clear
55.4 F

WHITE PLAINS (KHPN)

Clear
59.0 F

WESTHAMPTON BEAC (KFOK)

Clear
53.6 F
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