ST JAMES, NY 11780 Weather Forecast & Current Conditions

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11780 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
ISLIP, NY Current Weather
12:56 AM EDT JUN 27, 2025
Overcast 66°F
Feels Like:	66°F
Dewpoint:	57°F
Rel. Hum.:	73%
Visibility:	10 miles
Wind:	ENE at 8 mph
Pressure:	30.17 inches
Last 72 hours
Local Area Snow Depth
New York Current Weather
New York MOS Forecast Weather

Weather Map

(Automated weather data from NWS/FAA)

11780 WEATHER FORECAST
10-Day model forecast maps 2025 Hurricanes	ST JAMES, NY 11780 Weather Forecast	Snowfall Forecast pages Snow Depth pages

TONIGHT
Mostly cloudy. A slight chance of showers after midnight. Lows in the lower 60s. East winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 20 percent.

FRIDAY
Mostly cloudy. Highs around 70. East winds 10 to 15 mph.

FRIDAY NIGHT
Cloudy. A slight chance of showers in the evening, then a chance of showers and thunderstorms after midnight. Lows in the lower 60s. Southeast winds 10 to 15 mph. Chance of rain 50 percent.

SATURDAY
Mostly cloudy with a chance of showers with a slight chance of thunderstorms. Humid with highs in the lower 80s. South winds 5 to 10 mph. Chance of rain 50 percent.

SATURDAY NIGHT
Mostly cloudy with a chance of showers and thunderstorms. Humid with lows around 70. South winds 5 to 10 mph. Chance of rain 50 percent.

SUNDAY
Partly sunny. Highs in the lower 80s.

SUNDAY NIGHT
Mostly cloudy. Lows in the upper 60s.

MONDAY
Partly sunny. Highs in the lower 80s.

MONDAY NIGHT
Mostly cloudy. A chance of showers and thunderstorms after midnight. Lows around 70. Chance of rain 40 percent.

TUESDAY
Mostly cloudy with a chance of showers and thunderstorms in the morning, then partly sunny with showers likely with a chance of thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 60 percent. Heat index values in the mid 90s.

TUESDAY NIGHT
Mostly cloudy. Showers likely with a chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the lower 70s. Chance of rain 60 percent.

WEDNESDAY
Mostly sunny. Highs in the upper 80s.

WEDNESDAY NIGHT
Partly cloudy. Lows in the upper 60s.

11780 WEATHER SATELLITE LOOPS

Visible Weather Satellite
ST JAMES, NY 11780

Infrared Weather Satellite
ST JAMES, NY 11780

11780 WEATHER RADAR LOOP

NEXRAD Weather Radar
ST JAMES, NY 11780

MOS COMPUTER WEATHER FORECAST

ISLIP, NY 3 hourly weather forecast

weather forecast created 8:00 PM EDT 6/26/2025

DAY/DATE &
WEATHER FORECAST SUMMARY

Friday
27 JUN 2025

2 AM

66°

66°

Mostly Cloudy

9%

0% Thunder
( 3% severe)

ENE 10

75%

58°

Low 64°

5 AM

65°

65°

Mostly Cloudy

ENE 12

75%

57°

High 73°

8 AM

67°

67°

Mostly Cloudy

5%

0% Thunder
( 1% severe)

E 13

70%

57°

Mostly Cloudy

11 AM

71°

71°

Mostly Cloudy

E 15

57%

55°

2 PM

71°

71°

Mostly Cloudy

6%

0% Thunder
( 3% severe)

ESE 16

59%

56°

5 PM

70°

70°

Mostly Cloudy

ESE 14

61%

56°

8 PM

67°

67°

Mostly Cloudy

27%
RAIN
<.01 in

0% Thunder
( 7% severe)

ESE 12

73%

58°

11 PM

67°

67°

Overcast

ESE 9

81%

61°

Saturday
28 JUN 2025

2 AM

67°

67°

Mostly Cloudy

30%
RAIN
.5–1 in

0% Thunder
( 19% severe)

SE 7

87%

63°

Low 66°

5 AM

68°

68°

Mostly Cloudy

SE 7

90%

65°

High 84°

8 AM

70°

70°

Mostly Cloudy

15%
RAIN
<.01 in

0% Thunder
( 20% severe)

SSE 7

93%

68°

Mostly Cloudy

Chance of Rain

11 AM

76°

77°

Mostly Cloudy

S 9

85%

71°

2 PM

80°

84°

Mostly Cloudy

22%
RAIN
<.01 in

0% Thunder
( 21% severe)

SSW 12

77%

72°

5 PM

81°

85°

Partly Cloudy

SSW 12

74%

72°

8 PM

77°

78°

Mostly Cloudy

33%
RAIN
***

0% Thunder
( 26% severe)

SSW 9

85%

72°

11 PM

75°

75°

Mostly Cloudy

SW 8

90%

72°


ISLIP, NY extended weather forecast
Sunday 29 JUN 2025	Monday 30 JUN 2025	Tuesday 1 JUL 2025	Wednesday 2 JUL 2025	Thursday 3 JUL 2025
Low 69°	Low 67°	Low 70°	Low 70°	Low 69°
High 85°	High 86°	High 84°	High 86°	High 85°

Partly Cloudy 48% Rain	Partly Cloudy 8% Rain	Overcast 61% Rain	Partly Cloudy 45% Rain	Partly Cloudy 18% Rain

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