Islandia, NY Weather Forecast
Suffolk County, New York
Live radar, warnings and storm tracking for Islandia, with free alerts the moment it counts.
The next few hours
Taller, warmer bars mean heavier rain. Dotted means no reading for that hour.
Hour by hour
Sunrise and sunset
Next five days, scored 0 to 100The first day or two use the HRRR and NBM cloud layers. Later days only have total cloud, so treat them as a rough guide.
Know when sunset at this place will be worth a photo
We score every sunrise and sunset here from the cloud, haze and smoke forecast, and let you know when one is likely to light up. Sunrise the evening before, sunset a few hours ahead.
Seven-day outlook
Free alerts for Islandia
Every NWS warning, pushed to your phone, inbox or webhook the moment it is issued.
Islandia, NY at a glance
Islandia is home to about 3,627 people in Suffolk County, across 2.2 square miles. It ranks 455th by population of 593 places in New York with a forecast here. The nearest neighbour with its own forecast is Lake Grove, 5 miles away.
- County
- Suffolk County
- Population
- 3,627 2023 est.
- Land area
- 2.2 sq mi
- People per sq mi
- 1,638
- Forecast point
- 40.8069°N, 73.1711°W
How well can the network see Islandia?
The nearest Doppler radar is KOKX (New York City, NY), to the ENE. Its lowest scan passes about 900 ft above Islandia. That is about as close as US radar coverage gets: low-level rotation and gust fronts over Islandia show up clearly. Islandia is closer to its radar than 89% of US cities.
The closest weather station is KISP (Islip/Macarthur Arpt). Close enough that its readings are the conditions in town.
Forecasts near Islandia
- Lake Grove, NY5 mi
- Islip, NY6 mi
- Smithtown, NY8 mi
- Brightwaters, NY8 mi
- Patchogue, NY8 mi
- Port Jefferson, NY11 mi
- Babylon, NY11 mi
- Northport, NY11 mi
Elsewhere in New York
New YorkBrookhavenIslipOyster BayBuffaloNorth HempsteadAll New York forecasts →