Islip, NY Weather Forecast & Conditions
Good MorningCurrently Mostly Cloudy
HOURLY
29° 0%WNW 10mph
30° 0%WNW 10mph
31° 0%WNW 9mph
30° 1%WNW 8mph
30° 1%WNW 7mph
30° 1%WNW 4mph
29° 1%WNW 4mph
29° 1%WNW 4mph
28° 2%WNW 3mph
28° 2%WNW 3mph
27° 2%NW 3mph
27° 3%NW 3mph
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RIGHT NOW
Feels like17°
SUNRISE
SUNSET
Humidity:46%
Wind:WNW 13 mph
UV index:0
Barometer:29.87
7 DAY FORECAST
31°/25°
Mostly Cloudy 1%
35°/23°
AM Clouds/PM Sun 7%
35°/32°
Cloudy 7%
40°/35°
Cloudy 14%
44°/34°
AM Showers 39%
45°/33°
Partly Cloudy 14%
47°/40°
Showers 53%
Islip, NY Weather Forecast & Conditions
LI weather: Below average temps Saturday with chance of snow
A "fast moving low pressure area" will move across the region late Saturday night and bring snow of less than an inch, according to the National Weather Service.
Forecast: Below-average temperatures through Monday with chance of light weekend snow
Fast-moving snow squalls create dangerous LI road conditions
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Flash floods triggered by heavy rains in Afghanistan kill at least 17 people
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Rain soaks Rose Parade in California and snow squalls hit Midwest and Northeast on first day of 2026
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Nasty weather on tap for New Year fetes at Rose Parade in California and revelers in New York City
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Midwest hit with more extreme cold after winter storm
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Snow likely for start of 2026
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California needs more snow accumulation to bolster 2026 water supplies, officials say
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Roses in the rain? New Year's Day parade in Pasadena gets wet forecast. Bundle up for NYC ball drop
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Winter storm packing snow and strong winds to descend on Great Lakes and Northeast
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A bomb cyclone brings blizzards to the Midwest before turning east
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Rain could be an unwelcome entry at the Rose Parade on New Year's Day. Bundle up for NYC ball drop
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2025 was one of three hottest years on record, scientists say
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Sharp drop in LI temperatures expected into New Year's holiday
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How bomb cyclones form and create dangerous conditions
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A power outage can turn dangerous fast. Here's how to prepare
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Can you dig it?
Hungary's 'water guardian' farmers fight back against desertification
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Winter storm sweeps across US with snow, ice and severe weather
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Rain in Long Island's Monday forecast
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'I just fell and it was really fun!'
Can you dig it?
Black ice warning in effect following snowstorm, weather officials say
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Winter storm snarls holiday travel across US Northeast, Great Lakes
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Chilly Gaza braces for more winter rain and word of any progress in ceasefire talks
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How to protect your pipes, pets and yourself when temps turn frigid
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California's intense winter storms turned some roads into rivers of mud
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Follow these tips to prepare and stay safe for LI snowstorms
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Up to 9 inches of snow possible Friday into Saturday
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Snow headed for LI
New storm hitting waterlogged Southern California could bring mudslides and high surf
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Christmas Day rescue: Police save LI boy, 8, from icy pond
Powerful holiday storm lashes Southern California and brings flash floods, mudslides
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California drivers warned to reconsider Christmas travel plans ahead of storms
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LI could see accumulating snowfall later this week
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Nor'easter's first signs could appear Saturday night, with Sunday into Monday worst impact
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Strong rain, wind forecast for weekend
Wintry mix impacting LI travel
Wintry mix will make for messy Tuesday commute
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Dry Monday set to give way to messy Tuesday
Flash flooding in northern California leads to soaked roads, water rescues and 1 death
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What's an atmospheric river? AP explains the weather phenomenon
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Solstice marks arrival of winter; mild forecast for Christmas
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Dry, seasonably cool weekend in store as LI recovers from Friday storm
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Storm causes headaches across LI
Sri Lanka tea workers struggle in poverty. Flooding cost many their lives
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Forecasters issue rare weather warning as strong gusts fuel wildfire threats in Colorado
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Warm weather and low snowpack bedevil Western ski resorts
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Hypothermia claims newborn in Gaza and more babies are at risk, doctor says
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Strong winds, rain to hit LI early Friday
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Hurricane-force wind downs power lines, fans wildfires in Colorado with more on way
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Heavy rain, winds forecast for Thursday and into Friday
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College Football Playoff picks: Sooners, Aggies, Rebels and Ducks should advance to quarterfinals
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Trump administration moves to dissolve national climate research lab in Colorado
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Damage from record flooding in Washington state is profound, with more on the way, governor says
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2 people and a dog rescued from frigid waters off Shelter Island
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Gaza families struggle to recover from days of torrential rains that killed 12 people
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Manhasset road to be stabilized 13 years after Superstorm Sandy damage
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Bitter cold sticks around on LI before midweek warmup
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Crews use sandbags to shore up levee breach near Seattle after failure prompts flood warning
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See photos from LI's first snowstorm of the season
Weekend storm drops heavy snow around Northeast as Pacific Northwest braces for more rain
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Arctic air mass pushes to the U.S. South; Midwest also bracing for dangerous wind chills
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LI could get up to 5 inches of snow this weekend
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Rain changing into snow
Too soon for snow? Forecaster says this weekend's snowfall won't even 'crack the Top 20 in terms of early'
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Historic rains and flooding trigger dramatic rescues in Washington state
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Record floods in Washington state trigger dramatic rescues and evacuations
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Tens of thousands ordered to flee flooding after torrential rain in Pacific Northwest
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Wind advisory issued for LI: Up to 50 mph gusts through Friday morning
A winter storm chills Gaza and floods tent camps, exposing aid failures
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Record flooding threatens Washington as more heavy rain pounds the Northwest
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Long Islanders' Favorites
LI missing girl: What to know as criminal case winds through court system
Attorneys anticipate there will be a single trial for all the defendants charged in her alleged kidnapping and sexual assault during her 25-day disappearance.
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MORE ON THIS TOPIC59 hotels on LI were hot spots of prostitution and sex trafficking, including some with minorsBefore an LI girl went missing, her family sent her to Minnesota for help. She was abused there too.LI leaders want inquiry into whether agencies failed missing girl who was allegedly sex trafficked
Sneak peek: LI restaurants opening in 2026
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Here's a look at what to expect in LI towns, cities in 2026
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President Donald Trump's impact on Long Island
Top Stories
Blend of unusual weather conditions brings trillions of gallons in persistent rain to the Northwest
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Ocean warmed by climate change fed intense rainfall and deadly floods in Asia, study finds
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Forecast: Warmer Wednesday brings evening rain, then mercury drops
First rain of autumn falls in Iran's capital, but the drought-ravaged nation needs far more
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Storms bring heavy rain to the Pacific Northwest, snow and freezing rain to the Upper Midwest
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Cold, dry start to week on LI
