STONY BROOK, NY 11790 Weather Forecast & Current Conditions

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11790 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
ISLIP, NY Current Weather
2:56 PM EDT APR 1, 2026
Broken Clouds 68°F
Feels Like:	68°F
Dewpoint:	54°F
Rel. Hum.:	61%
Visibility:	10 miles
Wind:	SW at 7 mph
Pressure:	30.04 inches
Last 72 hours
Local Area Snow Depth
New York Current Weather
New York MOS Forecast Weather

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(Automated weather data from NWS/FAA)

11790 WEATHER FORECAST
10-Day model forecast maps 2025 Hurricanes	STONY BROOK, NY 11790 Weather Forecast	Snowfall Forecast pages Snow Depth pages

THIS AFTERNOON
Showers with a chance of thunderstorms. Highs around 70. Northwest winds 5 to 10 mph. Chance of rain 80 percent.

TONIGHT
Showers with a slight chance of thunderstorms in the evening, then showers after midnight. Cooler with lows in the lower 40s. Northeast winds 5 to 10 mph, increasing to east 15 to 20 mph after midnight. Chance of rain 90 percent.

THURSDAY
Cloudy. Showers likely, mainly in the morning. Much cooler with highs in the mid 40s. Northeast winds 15 to 20 mph. Chance of rain 70 percent.

THURSDAY NIGHT
Cloudy with a 20 percent chance of showers. Lows in the upper 30s. East winds 10 to 15 mph with gusts up to 25 mph.

FRIDAY
Mostly cloudy. A slight chance of showers in the morning. Highs in the upper 50s. Southeast winds around 5 mph, becoming south in the afternoon. Chance of rain 20 percent.

FRIDAY NIGHT
Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 50s.

SATURDAY
Mostly sunny. Highs in the mid 60s.

SATURDAY NIGHT
Mostly cloudy. A chance of showers after midnight. Lows in the mid 40s. Chance of rain 30 percent.

SUNDAY
Showers. Highs around 60. Chance of rain 80 percent.

SUNDAY NIGHT
Mostly cloudy. Showers, mainly in the evening. Lows around 40. Chance of rain 80 percent.

MONDAY
Mostly sunny. Highs in the lower 50s.

MONDAY NIGHT
Mostly clear. Lows in the upper 30s.

TUESDAY
Mostly sunny. Highs in the lower 50s.

11790 WEATHER SATELLITE LOOPS

Visible Weather Satellite
STONY BROOK, NY 11790

Infrared Weather Satellite
STONY BROOK, NY 11790

11790 WEATHER RADAR LOOP

NEXRAD Weather Radar
STONY BROOK, NY 11790

MOS COMPUTER WEATHER FORECAST

ISLIP, NY 3 hourly weather forecast

weather forecast created 7:00 AM EST 4/ 1/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

Wednesday
1 APR 2026

1 PM

68°

68°

Mostly Cloudy

65%
RAIN
***

0% Thunder
( 27% severe)

SW 12

57%

52°

High 69°

4 PM

65°

65°

Mostly Cloudy

NW 8

65%

53°

Mostly Cloudy

Rain Likely

7 PM

59°

60°

Mostly Cloudy

73%
RAIN
***

0% Thunder
( 15% severe)

NNE 3

72%

50°

10 PM

54°

52°

Mostly Cloudy

ENE 7

77%

47°

Thursday
2 APR 2026

1 AM

49°

44°

Mostly Cloudy

64%
RAIN
.5–1 in

0% Thunder
( 6% severe)

ENE 13

80%

43°

Low 41°

4 AM

46°

39°

Overcast

ENE 15

79%

40°

High 46°

7 AM

44°

37°

Mostly Cloudy

32%
RAIN
.01–.1 in

0% Thunder
( 2% severe)

ENE 16

79%

38°

Mostly Cloudy

Chance of Rain

Breezy

10 AM

44°

36°

Mostly Cloudy

ENE 17

76%

37°

1 PM

44°

36°

Mostly Cloudy

7%

0% Thunder
( 1% severe)

ENE 17

73%

36°

4 PM

44°

37°

Mostly Cloudy

ENE 15

73%

36°

7 PM

41°

34°

Mostly Cloudy

6%

0% Thunder
( 2% severe)

E 13

82%

36°

10 PM

41°

35°

Overcast

ENE 10

82%

36°

Friday
3 APR 2026

1 AM

41°

36°

Overcast

7%

0% Thunder
( 1% severe)

E 8

89%

38°

Low 40°

4 AM

41°

37°

Overcast

E 6

93%

39°

High 59°

7 AM

43°

41°

Overcast

4%

0% Thunder
( 0% severe)

E 3

93%

41°

Mostly Cloudy

10 AM

50°

48°

Mostly Cloudy

SSE 5

80%

44°

1 PM

56°

54°

Mostly Cloudy

0%

0% Thunder
( 1% severe)

SSW 9

69%

46°

4 PM

57°

54°

Mostly Cloudy

SSW 12

72%

48°

7 PM

53°

49°

Partly Cloudy

SSW 12

83%

48°


ISLIP, NY extended weather forecast
Saturday 4 APR 2026	Sunday 5 APR 2026	Monday 6 APR 2026	Tuesday 7 APR 2026	Wednesday 8 APR 2026
Low 52°	Low 46°	Low 41°	Low 36°	Low 36°
High 64°	High 60°	High 53°	High 53°	High 50°

Partly Cloudy 35% Rain	Overcast 71% Rain	Partly Cloudy 30% Rain	Mostly Cloudy 21% Rain	Partly Cloudy 23% Rain

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