RONKONKOMA, NY 11779 Weather Forecast & Current Conditions

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ISLIP, NY
Current Weather

11:56 PM EDT MAY 18, 2025
Broken Clouds
64°F
Feels Like: 63°F
Dewpoint: 52°F
Rel. Hum.: 65%
Visibility: 10 miles
Wind: WNW at 15 mph
Pressure: 29.62 inches
Last 72 hours

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RONKONKOMA, NY 11779
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TONIGHT
Mostly cloudy this evening, then clearing. Lows in the mid 50s. Northwest winds 15 to 20 mph with gusts up to 30 mph.
MONDAY
Sunny. Highs in the mid 70s. Northwest winds 15 to 20 mph with gusts up to 30 mph.
MONDAY NIGHT
Mostly clear. Lows in the upper 40s. Northwest winds 15 to 20 mph.
TUESDAY
Sunny. Highs in the lower 70s. North winds 10 to 15 mph.
TUESDAY NIGHT
Mostly cloudy. A slight chance of showers after midnight. Lows in the lower 50s. Northeast winds around 5 mph, becoming east after midnight. Chance of rain 20 percent.
WEDNESDAY
Showers likely. Highs around 60. Chance of rain 70 percent.
WEDNESDAY NIGHT
Showers. Lows around 50. Chance of rain 90 percent.
THURSDAY
Showers, breezy with highs in the upper 50s. Chance of rain 90 percent.
THURSDAY NIGHT
Mostly cloudy. Showers likely, mainly in the evening. Lows in the upper 40s. Chance of rain 70 percent.
FRIDAY
Mostly cloudy in the morning, then becoming partly sunny. A 30 percent chance of showers. Highs in the lower 60s.
FRIDAY NIGHT
Mostly cloudy. A chance of showers in the evening. Lows in the lower 50s. Chance of rain 30 percent.
SATURDAY
Mostly sunny. Highs in the mid 60s.
SATURDAY NIGHT
Partly cloudy. Lows in the lower 50s.

Visible Weather Satellite
RONKONKOMA, NY 11779
Infrared Weather Satellite
RONKONKOMA, NY 11779
NEXRAD Weather Radar
RONKONKOMA, NY 11779

ISLIP, NY 3 hourly weather forecast

weather forecast created  8:00 AM EDT  5/18/2025
Sunday
18 MAY 2025
RONKONKOMA, NY 11779 weather forecast Day 1, 12 hours 2 PM 73° 73° Mostly Cloudy 7%

0% Thunder
( 4% severe)
W   18 44% 50°
High 74° RONKONKOMA, NY 11779 weather forecast Day 1, 15 hours 5 PM 72° 72° Mostly Cloudy WNW   17 48% 51°
Mostly Cloudy



RONKONKOMA, NY 11779 weather forecast Day 1, 18 hours 8 PM 67° 67° Mostly Cloudy 5%

0% Thunder
( 0% severe)
WNW   14 56% 51°
RONKONKOMA, NY 11779 weather forecast Day 1, 21 hours 11 PM 62° 60° Partly Cloudy WNW   14 62% 49°
Monday
19 MAY 2025
RONKONKOMA, NY 11779 weather forecast Day 2, 0 hours 2 AM 58° 55° Partly Cloudy 3%

0% Thunder
( 1% severe)
NW   13 67% 47°
Low 55° RONKONKOMA, NY 11779 weather forecast Day 2, 3 hours 5 AM 56° 53° Clear NW   14 69% 46°
High 72° RONKONKOMA, NY 11779 weather forecast Day 2, 6 hours 8 AM 60° 57° Clear 3%

0% Thunder
( 0% severe)
NW   15 58% 45°

Clear



RONKONKOMA, NY 11779 weather forecast Day 2, 9 hours 11 AM 66° 66° Clear NW   15 42% 42°
RONKONKOMA, NY 11779 weather forecast Day 2, 12 hours 2 PM 70° 70° Clear 1%

0% Thunder
( 0% severe)
NW   15 36% 42°
RONKONKOMA, NY 11779 weather forecast Day 2, 15 hours 5 PM 69° 69° Clear NW   15 36% 41°
RONKONKOMA, NY 11779 weather forecast Day 2, 18 hours 8 PM 63° 62° Clear 0%

0% Thunder
( 0% severe)
NNW   13 46% 42°
RONKONKOMA, NY 11779 weather forecast Day 2, 21 hours 11 PM 57° 54° Clear NNW   13 53% 40°
Tuesday
20 MAY 2025
RONKONKOMA, NY 11779 weather forecast Day 3, 0 hours 2 AM 53° 49° Clear 0%

0% Thunder
( 0% severe)
NNW   12 59% 39°
Low 50° RONKONKOMA, NY 11779 weather forecast Day 3, 3 hours 5 AM 51° 47° Clear NNW   12 63% 39°
High 69° RONKONKOMA, NY 11779 weather forecast Day 3, 6 hours 8 AM 55° 52° Clear 0%

0% Thunder
( 0% severe)
NNW   12 55% 39°

Partly Cloudy



RONKONKOMA, NY 11779 weather forecast Day 3, 9 hours 11 AM 62° 61° Partly Cloudy NNW   10 43% 39°
RONKONKOMA, NY 11779 weather forecast Day 3, 15 hours 2 PM 66° 66° Partly Cloudy 0%

0% Thunder
( 0% severe)
NNW   8 40% 41°
RONKONKOMA, NY 11779 weather forecast Day 3, 18 hours 5 PM 66° 66° Partly Cloudy N   7 42% 42°
RONKONKOMA, NY 11779 weather forecast Day 3, 21 hours 8 PM 60° 60° Mostly Cloudy     NNE   5 55% 44°

ISLIP, NY extended weather forecast

Wednesday
21 MAY 2025
Thursday
22 MAY 2025
Friday
23 MAY 2025
Saturday
24 MAY 2025
Sunday
25 MAY 2025
Low 51° Low 50° Low 48° Low 49° Low 49°
High 60° High 61° High 63° High 65° High 69°
RONKONKOMA, NY 11779 weather forecast Day 4 RONKONKOMA, NY 11779 weather forecast Day 5 RONKONKOMA, NY 11779 weather forecast Day 6 RONKONKOMA, NY 11779 weather forecast Day 7 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Overcast
68% Rain
Overcast
78% Rain
Overcast
62% Rain
Partly Cloudy
45% Rain
Overcast
37% Rain
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