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
11:56 PM EDT APR 2, 2026
Overcast Mist 39°F
Feels Like:	35°F
Dewpoint:	37°F
Rel. Hum.:	92%
Visibility:	3 miles
Wind:	E at 6 mph
Pressure:	30.45 inches
Last 72 hours
Local Area Snow Depth
New York Current Weather
New York MOS Forecast Weather

Regional Weather Maps

(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
Cloudy with a chance of light rain and drizzle. Patchy fog early this evening. Patchy fog after midnight. Near steady temperature around 40. East winds 10 to 15 mph. Chance of rain 30 percent.

FRIDAY
Cloudy in the morning, then becoming partly sunny. Areas of fog in the morning. Not as cool with highs in the lower 60s. Southeast winds around 5 mph, becoming southwest with gusts up to 20 mph in the afternoon.

FRIDAY NIGHT
Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 50s. Southwest winds 10 to 15 mph.

SATURDAY
Partly sunny in the morning, then mostly cloudy with a chance of showers in the afternoon. Highs in the lower 60s. Northwest winds around 5 mph, increasing to east 10 to 15 mph in the afternoon. Chance of rain 30 percent.

SATURDAY NIGHT
Cloudy with a 50 percent chance of showers. Lows in the lower 40s. East winds 10 to 15 mph with gusts up to 25 mph.

SUNDAY
Showers. Highs around 60. Chance of rain near 100 percent.

SUNDAY NIGHT
Mostly cloudy with a chance of showers in the evening, then partly cloudy after midnight. Lows around 40. Chance of rain 50 percent.

MONDAY
Mostly sunny. Highs in the lower 50s.

MONDAY NIGHT
Partly cloudy. Lows in the upper 30s.

TUESDAY
Mostly sunny. Highs around 50.

TUESDAY NIGHT
Partly cloudy in the evening, then clearing. Lows in the lower 30s.

WEDNESDAY
Sunny. Highs in the upper 40s.

WEDNESDAY NIGHT
Mostly clear. Lows in the mid 30s.

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 7:00 AM EST 4/ 2/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

Thursday
2 APR 2026

1 PM

43°

35°

Mostly Cloudy

11%
RAIN
<.01 in

0% Thunder
( 1% severe)

ENE 17

73%

35°

High 44°

4 PM

43°

35°

Mostly Cloudy

ENE 16

73%

35°

Mostly Cloudy

7 PM

41°

34°

Mostly Cloudy

12%
RAIN
<.01 in

0% Thunder
( 2% severe)

E 13

79%

35°

10 PM

41°

35°

Mostly Cloudy

E 10

82%

36°

Friday
3 APR 2026

1 AM

40°

35°

Mostly Cloudy

8%

0% Thunder
( 3% severe)

E 8

89%

37°

Low 40°

4 AM

41°

37°

Overcast

E 6

89%

38°

High 60°

7 AM

43°

42°

Mostly Cloudy

1%

0% Thunder
( 0% severe)

ESE 2

93%

41°

Mostly Cloudy

10 AM

51°

49°

Mostly Cloudy

SSW 6

77%

44°

1 PM

57°

54°

Mostly Cloudy

4%

0% Thunder
( 1% severe)

SSW 12

67%

46°

4 PM

57°

54°

Mostly Cloudy

SSW 14

72%

48°

7 PM

54°

50°

Mostly Cloudy

7%

0% Thunder
( 2% severe)

SSW 13

80%

48°

10 PM

54°

51°

Mostly Cloudy

SSW 12

80%

48°

Saturday
4 APR 2026

1 AM

53°

50°

Mostly Cloudy

3%

0% Thunder
( 2% severe)

SW 9

86%

49°

Low 50°

4 AM

52°

50°

Mostly Cloudy

SW 7

89%

49°

High 62°

7 AM

53°

53°

Mostly Cloudy

12%
RAIN
<.01 in

0% Thunder
( 9% severe)

W 3

90%

50°

Mostly Cloudy

10 AM

60°

59°

Mostly Cloudy

ENE 7

64%

48°

1 PM

60°

58°

Mostly Cloudy

16%
RAIN
<.01 in

0% Thunder
( 11% severe)

E 12

62%

47°

4 PM

54°

50°

Mostly Cloudy

E 14

71%

45°

7 PM

47°

41°

Mostly Cloudy

E 13

80%

41°


ISLIP, NY extended weather forecast
Sunday 5 APR 2026	Monday 6 APR 2026	Tuesday 7 APR 2026	Wednesday 8 APR 2026	Thursday 9 APR 2026
Low 45°	Low 41°	Low 37°	Low 32°	Low 34°
High 62°	High 55°	High 53°	High 48°	High 52°

Overcast 85% Rain	Partly Cloudy 29% Rain	Mostly Cloudy 33% Rain	Partly Cloudy 20% Rain/Snow	Partly Cloudy 20% Rain

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