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
4:56 AM EDT JUN 27, 2025
Overcast 64°F
Feels Like:	64°F
Dewpoint:	57°F
Rel. Hum.:	78%
Visibility:	10 miles
Wind:	ENE at 7 mph
Pressure:	30.19 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

TODAY
Mostly cloudy this morning, then becoming partly sunny. Highs around 70. East winds 10 to 15 mph.

TONIGHT
Mostly cloudy. A chance of showers with a slight chance of thunderstorms after midnight. Patchy fog after midnight. Lows in the mid 60s. Southeast winds 5 to 10 mph. Gusts up to 20 mph in the evening. Chance of rain 50 percent.

SATURDAY
Patchy fog in the morning. Cloudy with a chance of showers with a slight chance of thunderstorms in the morning, then partly sunny with a chance of showers and thunderstorms in the afternoon. More 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. Southwest winds 5 to 10 mph. Chance of rain 50 percent.

SUNDAY
Partly sunny. A slight chance of showers and thunderstorms in the morning. Highs in the mid 80s. West winds around 5 mph. Chance of rain 20 percent.

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

MONDAY
Mostly sunny. Highs in the upper 80s.

MONDAY NIGHT
Mostly cloudy with a chance of showers and thunderstorms. Lows in the lower 70s. Chance of rain 40 percent.

TUESDAY
Partly sunny. A chance of showers in the morning, then showers likely with a chance of thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 60 percent.

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

WEDNESDAY
Mostly sunny. Highs in the upper 80s.

WEDNESDAY NIGHT
Partly cloudy in the evening, then becoming mostly clear. Lows in the upper 60s.

THURSDAY
Mostly sunny. Highs in the upper 80s.

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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