LAKE RONKONKOMA, NY 11779 Weather Forecast & Current Conditions

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11779 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
ISLIP, NY Current Weather
1:56 PM EDT SEP 11, 2025
Scattered Clouds 79°F
Feels Like:	79°F
Dewpoint:	48°F
Rel. Hum.:	34%
Visibility:	10 miles
Wind:	N at 10 mph, gusts to 20
Pressure:	30.09 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)

11779 WEATHER FORECAST
10-Day model forecast maps 2025 Hurricanes	LAKE RONKONKOMA, NY 11779 Weather Forecast	Snowfall Forecast pages Snow Depth pages

THIS AFTERNOON
Sunny. Highs around 80. Northwest winds 5 to 10 mph.

TONIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 60s. North winds 5 to 10 mph. Gusts up to 20 mph after midnight.

FRIDAY
Mostly sunny. Highs in the mid 70s. Northeast winds 5 to 10 mph. Gusts up to 20 mph in the morning.

FRIDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 50s. Southeast winds around 5 mph.

SATURDAY
Mostly sunny. Highs in the mid 70s. South winds 5 to 10 mph.

SATURDAY NIGHT
Partly cloudy. Lows in the lower 60s.

SUNDAY
Mostly sunny. Highs in the upper 70s.

SUNDAY NIGHT
Partly cloudy in the evening, then clearing. Lows around 60.

MONDAY
Sunny. Highs in the upper 70s.

MONDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 50s.

TUESDAY
Mostly sunny. Highs in the mid 70s.

TUESDAY NIGHT
Partly cloudy. Lows in the upper 50s.

WEDNESDAY
Mostly sunny. Highs in the mid 70s.

11779 WEATHER SATELLITE LOOPS

Visible Weather Satellite
LAKE RONKONKOMA, NY 11779

Infrared Weather Satellite
LAKE RONKONKOMA, NY 11779

11779 WEATHER RADAR LOOP

NEXRAD Weather Radar
LAKE RONKONKOMA, NY 11779

MOS COMPUTER WEATHER FORECAST

ISLIP, NY 3 hourly weather forecast

weather forecast created 8:00 AM EDT 9/11/2025

DAY/DATE &
WEATHER FORECAST SUMMARY

Thursday
11 SEP 2025

2 PM

78°

79°

Partly Cloudy

0%

0% Thunder
( 0% severe)

NNW 7

40%

52°

High 79°

5 PM

78°

79°

Partly Cloudy

NNW 6

39%

51°

Partly Cloudy

8 PM

70°

70°

Clear

0%

0% Thunder
( 0% severe)

NNW 2

57%

54°

11 PM

66°

66°

Clear

N 2

70%

56°

Friday
12 SEP 2025

2 AM

63°

63°

Clear

0%

0% Thunder
( 0% severe)

N 6

78%

56°

Low 61°

5 AM

63°

62°

Partly Cloudy

NNE 9

78%

56°

High 76°

8 AM

67°

67°

Partly Cloudy

0%

0% Thunder
( 0% severe)

NE 10

68%

56°

Partly Cloudy

11 AM

72°

72°

Partly Cloudy

NE 12

57%

56°

2 PM

74°

74°

Mostly Cloudy

0%

0% Thunder
( 1% severe)

ENE 10

55%

57°

5 PM

73°

73°

Partly Cloudy

ESE 9

55%

56°

8 PM

66°

66°

Clear

1%

0% Thunder
( 0% severe)

ESE 7

75%

58°

11 PM

64°

65°

Clear

SE 5

81%

58°

Saturday
13 SEP 2025

2 AM

62°

63°

Partly Cloudy

1%

0% Thunder
( 0% severe)

SE 3

81%

56°

Low 60°

5 AM

61°

62°

Partly Cloudy

SE 2

84%

56°

High 76°

8 AM

66°

66°

Partly Cloudy

1%

0% Thunder
( 1% severe)

SSE 2

75%

58°

Partly Cloudy

11 AM

72°

72°

Partly Cloudy

S 6

59%

57°

2 PM

75°

75°

Partly Cloudy

1%

0% Thunder
( 1% severe)

S 9

54%

57°

5 PM

72°

72°

Partly Cloudy

S 10

59%

57°

8 PM

66°

66°

Partly Cloudy

S 8

75%

58°


ISLIP, NY extended weather forecast
Sunday 14 SEP 2025	Monday 15 SEP 2025	Tuesday 16 SEP 2025	Wednesday 17 SEP 2025	Thursday 18 SEP 2025
Low 61°	Low 62°	Low 61°	Low 60°	Low 62°
High 80°	High 78°	High 75°	High 76°	High 75°

Partly Cloudy 14% Rain	Clear 11% Rain	Partly Cloudy 23% Rain	Partly Cloudy 27% Rain	Partly Cloudy 32% Rain

WEATHER SELECT BOX EXAMPLES:

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Lake Ronkonkoma, NY
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