Storm Station
Sign in

Brookhaven, New York

Community in Suffolk County, New York

Air quality

The air at Brookhaven

Index 25, good, led by fine particles. Read at 12 AM from its reporting area, Bridgeport (CT), 31 miles off.

25Good
  • Fine particles (PM2.5)25Good-
  • Ozone-27 ppb16.5 mi
  • Coarse particles (PM10)8Good-

The days ahead

Good each day through Mon Oct 19, led by fine particles. Yesterday measured 11, good.

Smoke, the next 45 hours

No smoke near the ground through Sun 8 PM.

SatSun

Precipitation

What has fallen at Brookhaven

0.15 in in the last 24 hours, and none in the 2 days before, to Fri 11 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.15in
Last 3 days
0.15in

Visibility

How far you can see at Brookhaven, the next 45 hours

Visibility stays 3 miles or more through Sun 8 PM, lowest 3 miles Sat 3 AM.

SatSun

On the radar over Brookhaven, New YorkReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 6 instruments nearest Brookhaven, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.4 miles away.

measured now4 instruments

measured daily2 instruments

Bellport 0.6 NWNY-SF-124

In a volunteer observer's own ground/1.8 mi away/35 ft/10 ft below here

precip, snowfall, snow depth

Rank-

Upton NWSOKXN6

At a cooperative observer's station/6.6 mi away/101 ft/56 ft above here

snowfall, snow depth, precip, high, low

Rank36of 1,447

Station report

The weather at Brookhaven Airport/Shirley, drawn

The nearest airport reporting now, 4.1 mi from Brookhaven, New York. From its report of Oct 16, 2026, 11:56 PM local time: 3 of its 6 sheets.

The sky

A few clouds at 7,500 ft, overcast at 10,000 ft; the ceiling is 10,000 ft; visibility 10 mi or more.

Section of the sky over Brookhaven Airport/Shirley, height above the station to scale: a few clouds cloud with its base at 7,500 feet, overcast cloud with its base at 10,000 feet, the ceiling at 10,000 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT HWVFIG. A THE SKY OVER BROOKHAVEN AIRPORT/SHIRLEYSECTION, HEIGHT ABOVE THE STATION TO SCALE, EACH LAYER AT THE HEIGHT OF ITS BASE AS REPORTED; COVER IN EIGHTHS OF THE SKY; TOPS NOT MEASUREDFT ABOVE THE STATION02,5005,0007,50010,00012,50015,000ETAGESLOWMIDDLETHE STATIONTHE CEILOMETER READS TO 12,000 FTOVC 10,000 FTOVERCAST, 8 EIGHTHS OF THE SKYFEW 7,500 FTA FEW CLOUDS, 1 TO 2 EIGHTHS OF THE SKYCEILING 10,000 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEBrookhaven Airport/Shirley, the skySTATION REPORT · ASOS HWVTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-17IDSR-HWV-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-013, FB-SKY-014

The air

65.0 F with a dew point of 57.0 F, 75 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,900 ft up; the lowest cloud reported is at 7,500 ft.

Chart of the air at Brookhaven Airport/Shirley: temperature 65.0 degrees Fahrenheit and dew point 57.0, 75 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,900 feet above the station, against the lowest cloud reported at 7,500 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT HWVFIG. B THE AIR AT BROOKHAVEN AIRPORT/SHIRLEYTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,0005,0006,0007,0008,00040 F50 F60 F70 F80 FSATURATES 1,900 FT ABOVE THE STATION, AT 55.1 FLOWEST CLOUD REPORTED, FEW 7,500 FTTEMPERATURE 65.0 FDEW POINT 57.0 FSPREAD 8.0 FRELATIVE HUMIDITY 75 PER CENTTHE AIR COOLS ABOUT 5.4 F EACH 1,000 FT IT RISES, AND ITS DEW POINT ABOUT 1 FSOLID: THE LIFTED AIR'S TEMPERATURE; DASHED: ITS DEW POINTTITLEBrookhaven Airport/Shirley, the airSTATION REPORT · ASOS HWVTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-17IDSR-HWV-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the west northwest (300 degrees) at 9 mph: force 3, a gentle breeze on the Beaufort scale. The strongest gust today was 26 mph.

Plan of the wind at Brookhaven Airport/Shirley, north up: blowing from 300 degrees, the west northwest, at 9 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 3, gentle breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT HWVFIG. C THE WIND AT BROOKHAVEN AIRPORT/SHIRLEYPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 300°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE8NOW, 9 MPH4MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEBrookhaven Airport/Shirley, the windSTATION REPORT · ASOS HWVTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-17IDSR-HWV-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Brookhaven Airport/Shirley, in 6 sheets, each beside the Field Book plates that explain it

0in

Snow on the ground

Measured at Upton NWS (OKXN6), 6.6 miles from here, read 16 Oct, 08:00. measured daily

Elsewhere in New York

29 places, each with its own forecast and its own instruments.

Near Brookhaven

The nearest places, each with its own forecast and the instruments nearest it.

Near Brookhaven

River and lake gauges