PORT JEFFERSON STATION, NY 11776 Weather Forecast & Current Conditions

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ISLIP, NY
Current Weather

6:56 PM EDT MAY 13, 2026
Broken Clouds
57°F
Feels Like: 54°F
Dewpoint: 50°F
Rel. Hum.: 77%
Visibility: 10 miles
Wind: S at 15 mph, gusts to 22
Pressure: 29.89 inches
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PORT JEFFERSON STATION, NY 11776
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
THIS AFTERNOON
Mostly cloudy and breezy. Near steady temperature in the upper 60s. South winds 15 to 25 mph with gusts up to 35 mph.
TONIGHT
Mostly cloudy. A chance of showers after midnight. Breezy with lows in the mid 50s. South winds 20 to 25 mph with gusts up to 35 mph, diminishing to 10 to 15 mph with gusts up to 25 mph after midnight. Chance of rain 50 percent.
THURSDAY
Showers with a slight chance of thunderstorms. Highs in the mid 60s. Southeast winds 5 to 10 mph, becoming northeast in the afternoon. Chance of rain 80 percent.
THURSDAY NIGHT
Mostly cloudy. Showers likely, mainly in the evening. Lows in the lower 50s. Northwest winds 5 to 10 mph. Chance of rain 70 percent.
FRIDAY
Partly sunny with a 40 percent chance of showers. Highs in the upper 60s. Northwest winds 5 to 10 mph.
FRIDAY NIGHT
Partly cloudy. Lows in the mid 50s.
SATURDAY
Sunny. Highs in the upper 70s.
SATURDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows around 60.
SUNDAY
Mostly sunny. Highs in the lower 80s.
SUNDAY NIGHT
Partly cloudy. Lows around 60.
MONDAY
Mostly sunny. Highs in the mid 70s.
MONDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 50s.
TUESDAY
Mostly sunny. Highs around 80.

Visible Weather Satellite
PORT JEFFERSON STATION, NY 11776
Infrared Weather Satellite
PORT JEFFERSON STATION, NY 11776
NEXRAD Weather Radar
PORT JEFFERSON STATION, NY 11776

ISLIP, NY 3 hourly weather forecast

weather forecast created  8:00 AM EDT  5/13/2026
Wednesday
13 MAY 2026
PORT JEFFERSON STATION, NY 11776 weather forecast Day 1, 12 hours 2 PM 67° 67° Mostly Cloudy 2%

0% Thunder
( 0% severe)
S   22 49% 47°
High 68° PORT JEFFERSON STATION, NY 11776 weather forecast Day 1, 15 hours 5 PM 66° 66° Mostly Cloudy S   22 50% 47°
Mostly Cloudy

Chance of Rain


Breezy
PORT JEFFERSON STATION, NY 11776 weather forecast Day 1, 18 hours 8 PM 59° 56° Mostly Cloudy 31%
RAIN
<.01 in
0% Thunder
( 5% severe)
S   16 69% 49°
PORT JEFFERSON STATION, NY 11776 weather forecast Day 1, 21 hours 11 PM 57° 54° Mostly Cloudy S   14 77% 50°
Thursday
14 MAY 2026
PORT JEFFERSON STATION, NY 11776 weather forecast Day 2, 0 hours 2 AM 56° 53° Mostly Cloudy 58%
RAIN
1–2 in
0% Thunder
( 8% severe)
S   10 86% 52°
Low 53° PORT JEFFERSON STATION, NY 11776 weather forecast Day 2, 3 hours 5 AM 55° 52° Mostly Cloudy SSE   9 96% 54°
High 65° PORT JEFFERSON STATION, NY 11776 weather forecast Day 2, 6 hours 8 AM 58° 56° Mostly Cloudy 97%
RAIN
***
0% Thunder
( 12% severe)
SE   8 90% 55°

Mostly Cloudy

Rain

PORT JEFFERSON STATION, NY 11776 weather forecast Day 2, 9 hours 11 AM 62° 61° Mostly Cloudy ESE   9 81% 56°
PORT JEFFERSON STATION, NY 11776 weather forecast Day 2, 12 hours 2 PM 63° 63° Mostly Cloudy 61%
RAIN
>2 in
0% Thunder
( 17% severe)
S   8 75% 55°
PORT JEFFERSON STATION, NY 11776 weather forecast Day 2, 15 hours 5 PM 63° 63° Mostly Cloudy WSW   7 75% 55°
PORT JEFFERSON STATION, NY 11776 weather forecast Day 2, 18 hours 8 PM 57° 58° Mostly Cloudy 24%
RAIN
.25–.5 in
0% Thunder
( 3% severe)
NW   1 90% 54°
PORT JEFFERSON STATION, NY 11776 weather forecast Day 2, 21 hours 11 PM 55° 55° Mostly Cloudy NW   3 90% 52°
Friday
15 MAY 2026
PORT JEFFERSON STATION, NY 11776 weather forecast Day 3, 0 hours 2 AM 54° 53° Mostly Cloudy 22%
RAIN
<.01 in
0% Thunder
( 2% severe)
WNW   6 90% 51°
Low 52° PORT JEFFERSON STATION, NY 11776 weather forecast Day 3, 3 hours 5 AM 53° 50° Mostly Cloudy WNW   8 90% 50°
High 69° PORT JEFFERSON STATION, NY 11776 weather forecast Day 3, 6 hours 8 AM 56° 54° Mostly Cloudy 23%
RAIN
<.01 in
0% Thunder
( 2% severe)
NW   8 83% 51°

Mostly Cloudy

Chance of Rain

PORT JEFFERSON STATION, NY 11776 weather forecast Day 3, 9 hours 11 AM 63° 62° Mostly Cloudy NW   9 65% 51°
PORT JEFFERSON STATION, NY 11776 weather forecast Day 3, 15 hours 2 PM 66° 66° Mostly Cloudy 15%
RAIN
<.01 in
0% Thunder
( 5% severe)
NNW   10 61% 52°
PORT JEFFERSON STATION, NY 11776 weather forecast Day 3, 18 hours 5 PM 66° 66° Partly Cloudy N   8 61% 52°
PORT JEFFERSON STATION, NY 11776 weather forecast Day 3, 21 hours 8 PM 59° 60° Partly Cloudy     N   3 78% 52°

ISLIP, NY extended weather forecast

Saturday
16 MAY 2026
Sunday
17 MAY 2026
Monday
18 MAY 2026
Tuesday
19 MAY 2026
Wednesday
20 MAY 2026
Low 50° Low 56° Low 60° Low 54° Low 59°
High 72° High 76° High 75° High 73° High 73°
PORT JEFFERSON STATION, NY 11776 weather forecast Day 4 PORT JEFFERSON STATION, NY 11776 weather forecast Day 5 PORT JEFFERSON STATION, NY 11776 weather forecast Day 6 PORT JEFFERSON STATION, NY 11776 weather forecast Day 7 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Partly Cloudy
10% Rain
Partly Cloudy
36% Rain
Partly Cloudy
29% Rain
Overcast
27% Rain
Overcast
40% Rain
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