LAKE GROVE, NY 11755 Weather Forecast & Current Conditions

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ISLIP, NY
Current Weather

7:56 PM EDT JUN 21, 2026
Broken Clouds
70°F
Feels Like: 70°F
Dewpoint: 64°F
Rel. Hum.: 81%
Visibility: 10 miles
Wind: ESE at 5 mph
Pressure:
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LAKE GROVE, NY 11755
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. West winds 5 to 10 mph.
TONIGHT
Partly cloudy. Lows in the mid 60s. Southwest winds around 5 mph, becoming northwest after midnight.
MONDAY
Mostly cloudy. Showers likely with a slight chance of thunderstorms in the afternoon. Highs in the upper 70s. Southeast winds 10 to 15 mph. Chance of rain 70 percent.
MONDAY NIGHT
A chance of showers with a slight chance of thunderstorms in the evening, then showers with a chance of thunderstorms after midnight. Humid with lows in the mid 60s. South winds 10 to 15 mph with gusts up to 30 mph. Chance of rain near 100 percent.
TUESDAY
Mostly cloudy with showers likely in the morning, then partly sunny with a chance of showers in the afternoon. Humid with highs in the lower 80s. West winds 5 to 10 mph with gusts up to 20 mph, becoming northwest in the afternoon. Chance of rain 70 percent.
TUESDAY NIGHT
Partly cloudy in the evening, then clearing. Lows in the mid 60s.
WEDNESDAY
Sunny. Highs in the mid 80s.
WEDNESDAY NIGHT
Mostly clear. Lows in the mid 60s.
THURSDAY
Sunny. Highs in the mid 80s.
THURSDAY NIGHT
Partly cloudy in the evening, then mostly cloudy with a chance of showers after midnight. Lows in the mid 60s. Chance of rain 50 percent.
FRIDAY
Partly sunny. A chance of showers in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 50 percent.
FRIDAY NIGHT
Mostly cloudy. A chance of showers and thunderstorms in the evening, then a chance of showers after midnight. Lows in the upper 60s. Chance of rain 40 percent.
SATURDAY
Partly sunny. A chance of showers in the morning. Highs in the upper 80s. Chance of rain 30 percent.

Visible Weather Satellite
LAKE GROVE, NY 11755
Infrared Weather Satellite
LAKE GROVE, NY 11755
NEXRAD Weather Radar
LAKE GROVE, NY 11755

ISLIP, NY 3 hourly weather forecast

weather forecast created  8:00 AM EDT  6/21/2026
Sunday
21 JUN 2026
LAKE GROVE, NY 11755 weather forecast Day 1, 12 hours 2 PM 82° 81° Partly Cloudy 10%
RAIN
<.01 in
0% Thunder
( 10% severe)
SSW   9 40% 55°
High 83° LAKE GROVE, NY 11755 weather forecast Day 1, 15 hours 5 PM 79° 80° Partly Cloudy SW   10 45% 56°
Partly Cloudy



LAKE GROVE, NY 11755 weather forecast Day 1, 18 hours 8 PM 74° 74° Partly Cloudy 0%

0% Thunder
( 2% severe)
SSW   6 59% 59°
LAKE GROVE, NY 11755 weather forecast Day 1, 21 hours 11 PM 69° 69° Partly Cloudy   CALM 76% 61°
Monday
22 JUN 2026
LAKE GROVE, NY 11755 weather forecast Day 2, 0 hours 2 AM 66° 66° Partly Cloudy 2%

0% Thunder
( 0% severe)
  CALM 81% 60°
Low 64° LAKE GROVE, NY 11755 weather forecast Day 2, 3 hours 5 AM 64° 66° Partly Cloudy   CALM 84% 59°
High 79° LAKE GROVE, NY 11755 weather forecast Day 2, 6 hours 8 AM 71° 71° Mostly Cloudy 39%
RAIN
***
0% Thunder
( 12% severe)
  CALM 68% 60°

Mostly Cloudy

Rain Likely

LAKE GROVE, NY 11755 weather forecast Day 2, 9 hours 11 AM 77° 79° Mostly Cloudy SE   9 56% 60°
LAKE GROVE, NY 11755 weather forecast Day 2, 12 hours 2 PM 76° 78° Mostly Cloudy 81%
RAIN
***
0% Thunder
( 23% severe)
SSE   13 66% 64°
LAKE GROVE, NY 11755 weather forecast Day 2, 15 hours 5 PM 74° 74° Mostly Cloudy S   15 76% 66°
LAKE GROVE, NY 11755 weather forecast Day 2, 18 hours 8 PM 71° 71° Mostly Cloudy 79%
RAIN
***
0% Thunder
( 38% severe)
S   14 90% 68°
LAKE GROVE, NY 11755 weather forecast Day 2, 21 hours 11 PM 69° 69° Mostly Cloudy S   12 97% 68°
Tuesday
23 JUN 2026
LAKE GROVE, NY 11755 weather forecast Day 3, 0 hours 2 AM 69° 69° Overcast 71%
RAIN
***
0% Thunder
( 23% severe)
SSW   12 100% 69°
Low 65° LAKE GROVE, NY 11755 weather forecast Day 3, 3 hours 5 AM 67° 67° Mostly Cloudy SSW   12 100% 67°
High 82° LAKE GROVE, NY 11755 weather forecast Day 3, 6 hours 8 AM 70° 70° Mostly Cloudy 46%
RAIN
>2 in
0% Thunder
( 11% severe)
W   10 93% 68°

Mostly Cloudy

Chance of Rain

LAKE GROVE, NY 11755 weather forecast Day 3, 9 hours 11 AM 76° 78° Mostly Cloudy NNW   12 71% 66°
LAKE GROVE, NY 11755 weather forecast Day 3, 15 hours 2 PM 80° 82° Partly Cloudy 21%
RAIN
.01–.1 in
0% Thunder
( 5% severe)
NNW   10 62% 66°
LAKE GROVE, NY 11755 weather forecast Day 3, 18 hours 5 PM 79° 81° Mostly Cloudy NNW   9 60% 64°
LAKE GROVE, NY 11755 weather forecast Day 3, 21 hours 8 PM 74° 74° Partly Cloudy     NNW   6 74% 65°

ISLIP, NY extended weather forecast

Wednesday
24 JUN 2026
Thursday
25 JUN 2026
Friday
26 JUN 2026
Saturday
27 JUN 2026
Sunday
28 JUN 2026
Low 62° Low 63° Low 64° Low 65° Low 65°
High 83° High 81° High 77° High 80° High 80°
LAKE GROVE, NY 11755 weather forecast Day 4 LAKE GROVE, NY 11755 weather forecast Day 5 LAKE GROVE, NY 11755 weather forecast Day 6 LAKE GROVE, NY 11755 weather forecast Day 7 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Partly Cloudy
11% Rain
Partly Cloudy
23% Rain
Overcast
51% Rain
Overcast
57% Rain
Mostly Cloudy
46% Rain
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