SAYVILLE, NY 11782 Weather Forecast & Current Conditions

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11782 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
ISLIP, NY Current Weather
1:56 PM EDT AUG 17, 2025
Broken Clouds 86°F
Feels Like:	92°F
Dewpoint:	72°F
Rel. Hum.:	63%
Visibility:	10 miles
Wind:	SSW at 13 mph, gusts to 22
Pressure:	29.89 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)

11782 WEATHER FORECAST
10-Day model forecast maps 2025 Hurricanes	SAYVILLE, NY 11782 Weather Forecast	Snowfall Forecast pages Snow Depth pages

THIS AFTERNOON
Partly sunny with a 20 percent chance of showers. Near steady temperature in the lower 80s. South winds 10 to 15 mph.

TONIGHT
Mostly cloudy. A chance of showers with isolated thunderstorms in the evening, then a chance of showers after midnight. Some thunderstorms may produce gusty winds in the evening. Humid with lows in the mid 60s. Southwest winds 10 to 15 mph, becoming north after midnight. Gusts up to 25 mph. Chance of rain 50 percent.

MONDAY
Mostly cloudy in the morning, then becoming mostly sunny. Highs in the lower 70s. Northeast winds 15 to 20 mph with gusts up to 30 mph.

MONDAY NIGHT
Partly cloudy. Lows in the lower 60s. East winds 10 to 15 mph.

TUESDAY
Mostly sunny. Highs in the mid 70s. East winds 10 to 15 mph.

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

WEDNESDAY
Mostly sunny. Highs in the upper 70s.

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

THURSDAY
Mostly sunny. Highs around 80.

THURSDAY NIGHT
Partly cloudy in the evening, then clearing. Lows in the mid 60s.

FRIDAY
Sunny. Highs in the lower 80s.

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

SATURDAY
Sunny. Highs in the lower 80s.

11782 WEATHER SATELLITE LOOPS

Visible Weather Satellite
SAYVILLE, NY 11782

Infrared Weather Satellite
SAYVILLE, NY 11782

11782 WEATHER RADAR LOOP

NEXRAD Weather Radar
SAYVILLE, NY 11782

MOS COMPUTER WEATHER FORECAST

ISLIP, NY 3 hourly weather forecast

weather forecast created 8:00 AM EDT 8/17/2025

DAY/DATE &
WEATHER FORECAST SUMMARY

Sunday
17 AUG 2025

2 PM

86°

91°

Partly Cloudy

12%
RAIN
<.01 in

0% Thunder
( 10% severe)

SSW 13

61%

71°

High 87°

5 PM

83°

88°

Partly Cloudy

SSW 14

67%

71°

Mostly Cloudy

Chance of Rain

8 PM

78°

80°

Mostly Cloudy

25%
RAIN
.1–.25 in

0% Thunder
( 17% severe)

SSW 10

82%

72°

11 PM

77°

78°

Mostly Cloudy

SW 8

85%

72°

Monday
18 AUG 2025

2 AM

74°

74°

Mostly Cloudy

11%
RAIN
<.01 in

0% Thunder
( 6% severe)

NNE 8

84%

69°

Low 67°

5 AM

71°

71°

Mostly Cloudy

NE 13

79%

64°

High 77°

8 AM

70°

70°

Mostly Cloudy

11%
RAIN
<.01 in

0% Thunder
( 2% severe)

NE 15

76%

62°

Mostly Cloudy

11 AM

71°

71°

Mostly Cloudy

NE 16

66%

59°

2 PM

74°

74°

Mostly Cloudy

5%

0% Thunder
( 0% severe)

ENE 15

55%

57°

5 PM

74°

74°

Partly Cloudy

E 14

53%

56°

8 PM

69°

69°

Partly Cloudy

6%

0% Thunder
( 1% severe)

E 12

63%

56°

11 PM

67°

67°

Partly Cloudy

E 10

65%

55°

Tuesday
19 AUG 2025

2 AM

64°

64°

Partly Cloudy

3%

0% Thunder
( 1% severe)

ENE 9

67%

53°

Low 62°

5 AM

62°

61°

Partly Cloudy

ENE 10

72%

53°

High 78°

8 AM

68°

68°

Partly Cloudy

4%

0% Thunder
( 0% severe)

ENE 12

63%

55°

Partly Cloudy

11 AM

74°

74°

Partly Cloudy

E 13

50%

54°

2 PM

76°

78°

Partly Cloudy

5%

0% Thunder
( 0% severe)

E 14

45%

53°

5 PM

74°

74°

Partly Cloudy

E 13

48%

53°

8 PM

68°

68°

Partly Cloudy

E 9

65%

56°


ISLIP, NY extended weather forecast
Wednesday 20 AUG 2025	Thursday 21 AUG 2025	Friday 22 AUG 2025	Saturday 23 AUG 2025	Sunday 24 AUG 2025
Low 62°	Low 61°	Low 64°	Low 68°	Low 68°
High 76°	High 77°	High 81°	High 80°	High 82°

Mostly Cloudy 28% Rain	Partly Cloudy 20% Rain	Partly Cloudy 20% Rain	Mostly Cloudy 31% Rain	Overcast 57% Rain

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