Stony Brook, New York Weather
Stony Brook, New York — live current conditions, hourly and 7-day forecasts, NWS alerts, radar and satellite imagery, tide predictions, marine conditions and a solunar fishing forecast for Stony Brook, Suffolk County.
Tides, marine forecast and fishing conditions near Stony Brook. Tide source:
Full aviation weather for Stony Brook is published on the Long Island MacArthur Airport (KISP) page, 15 km away. It carries the current METAR decoded into plain language — surface wind, visibility, cloud layers and ceiling, temperature and dewpoint, and altimeter setting — alongside the raw observation as transmitted. 6 airfields within reach of Stony Brook have their own pages, listed below.
The Terminal Aerodrome Forecast (TAF) is shown across its full validity period, with each change group broken out so you can see when conditions are expected to shift. Flight category is derived automatically — VFR, MVFR, IFR or LIFR — from reported ceiling and visibility, with runway details and field elevation alongside. Observations update roughly hourly and forecasts several times a day.
Other airports near Stony Brook: Brookhaven Calabro Airport (KHWV) 26 km · Igor I Sikorsky Memorial Airport (KBDR) 26 km · Republic Airport (KFRG) 32 km · Lufker Airport (K49N) 35 km · Tweed New Haven Airport (KHVN) 43 km
Conditions reported at KISP describe the airfield itself. Weather 15 km away can differ, particularly in terrain or near the coast. For conditions at Stony Brook specifically, see the current conditions and forecast above.
About Stony Brook, New York
Stony Brook unfolds as a landscape of gentle slopes and verdant woodlands, where the air carries the briny tang of the nearby ocean, even miles inland. It lies 5.1 miles north-north-west of Centereach, NY (from Centereach, NY: bearing 335°T), and is situated 5.7 miles north-north-east of Smithtown. Oak and maple trees, their branches heavy with the dampness of the Northeast’s humid summers, form a dense canopy that filters the sunlight into shifting mosaics on the forest floor. The terrain, marked by shallow ravines and the occasional outcrop of glacial till, hints at the forces that shaped this part of Long Island. A quiet hum of activity emanates from its residential streets, where well-tended lawns meet the encroaching wildness of the surrounding natural areas, and the rustle of leaves often competes with the distant cry of gulls. This locale, Stony Brook, has a history rooted in the agricultural pursuits of early settlers, their farms gradually giving way to the intellectual currents that now define it. The presence of a major university, its sprawling campus a hub of innovation and learning, has profoundly shaped the local economy, drawing a diverse population and fostering a vibrant cultural scene. The nearby Stony Brook Harbor, a sliver of the vast Atlantic, offers a connection to the region’s maritime past and present, its waters reflecting the ever-changing moods of the sky. The gentle rhythm of daily life here is punctuated by academic calendars and the ebb and flow of families who have found a home amidst its natural beauty and intellectual energy.
Live animated radar for Stony Brook and surroundings — RainViewer.
NOAA GOES-16 GEOCOLOR — live animated loop updated every 10 minutes. Shows cloud cover, storm systems and weather patterns across the continental US.
Source: NOAA/NESDIS GOES-East · Public domain · Auto-updates on page reload
| Location | Stony Brook, Suffolk County, New York |
| Coordinates | 40.925654°N, 73.140943°W |
| Timezone | Eastern Time (America/New_York) |
| ZIP Code(s) | 11790, 11794 |
| Area Code | 516 |
| Page generated | September 2026 |
| Weather data | Open-Meteo (open-source), NOAA National Weather Service |
About This Stony Brook, New York Weather Page
This page provides live weather conditions and forecasts for Stony Brook, New York, including current conditions, a 24-hour hourly forecast, 7-day outlook, NWS extended text forecast, precipitation radar and NOAA GOES-16 satellite imagery. Aviation weather — live METAR observations and TAF forecasts — is published separately on the pages for the nearest reporting airports, linked from the aviation section above. Additional sections may include tide predictions, wave height, wave direction and sea-surface temperature, a barometric pressure trend, and a solunar-based fishing forecast with a fishing-conditions rating for coastal localities, and soil temperature, crop weather and live USGS river gauge data for agricultural areas near a monitored waterway. All data updates automatically on every page visit.
Location data for Stony Brook includes coordinates 40.925654°N, 73.140943°W, situated in Suffolk County. ZIP code 11790, 11794. Telephone area code: 516. Timezone: Eastern Time (America/New_York).
Weather data is sourced from the NOAA National Weather Service (NWS) and the open-source Open-Meteo API. River and stream data is sourced from the USGS National Water Information System. Tide predictions are sourced from NOAA CO-OPS; marine and solunar data are modeled from Open-Meteo and public sunrise/moon calculations and should be treated as a general guide alongside on-the-water conditions. Radar is provided by RainViewer. Satellite imagery is sourced from NOAA/NESDIS GOES-East and is public domain.
