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North Haven, Connecticut

Community in New Haven County, Connecticut

Air quality

The air at North Haven

Index 33, good, led by fine particles. Read at 4 AM from its reporting area, Waterbury (CT), 16 miles off.

33Good
  • Fine particles (PM2.5)33Good15.1 mi
  • Coarse particles (PM10)13Good15.1 mi
  • Sulfur dioxide0Good0 ppb22.6 mi

The days ahead

Good each day through Today, led by fine particles. Yesterday measured 15, good.

Smoke, the next 41 hours

No smoke near the ground through Sat 8 PM.

FriSat

Precipitation

What has fallen at North Haven

None in the last 3 days, to Fri 3 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.00in

Visibility

How far you can see at North Haven, the next 41 hours

Mist or haze: visibility falls to 3 miles Fri 12 PM.

FriSat

On the radar over North Haven, ConnecticutReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 6 instruments nearest North Haven, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.1 miles away.

measured now4 instruments

measured daily2 instruments

North Haven 1.1 ENECT-NH-17

In a volunteer observer's own ground/1.1 mi away/92 ft/54 ft above here

precip, snowfall, snow depth

Rank-

Mount CarmelMTCC3

At a cooperative observer's station/3.0 mi away/184 ft/146 ft above here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at New Haven/Tweed, drawn

The nearest airport reporting now, 8.3 mi from North Haven, Connecticut. From its report of Oct 16, 2026, 4:33 AM local time: 3 of its 6 sheets.

The sky

Broken at 2,900 ft, broken at 3,700 ft, overcast at 5,000 ft; the ceiling is 2,900 ft; visibility 10 mi or more.

Section of the sky over New Haven/Tweed, height above the station to scale: broken cloud with its base at 2,900 feet, broken cloud with its base at 3,700 feet, overcast cloud with its base at 5,000 feet, the ceiling at 2,900 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT HVNFIG. A THE SKY OVER NEW HAVEN/TWEEDSECTION, 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 STATION01,0002,0003,0004,0005,0006,0007,0008,000ETAGESLOWMIDDLETHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETOVC 5,000 FTOVERCAST, 8 EIGHTHS OF THE SKYBKN 3,700 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYBKN 2,900 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYCEILING 2,900 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLENew Haven/Tweed, the skySTATION REPORT · ASOS HVNTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-HVN-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

61.0 F with a dew point of 53.0 F, 75 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,800 ft up; the lowest cloud reported is at 2,900 ft.

Chart of the air at New Haven/Tweed: temperature 61.0 degrees Fahrenheit and dew point 53.0, 75 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,800 feet above the station, against the lowest cloud reported at 2,900 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT HVNFIG. B THE AIR AT NEW HAVEN/TWEEDTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,00040 F50 F60 F70 FSATURATES 1,800 FT ABOVE THE STATION, AT 51.2 FLOWEST CLOUD REPORTED, BKN 2,900 FTTEMPERATURE 61.0 FDEW POINT 53.0 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 POINTTITLENew Haven/Tweed, the airSTATION REPORT · ASOS HVNTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-HVN-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the south southeast (160 degrees) at 15 mph, gusting 22 mph: force 4, a moderate breeze on the Beaufort scale. The strongest gust today was 24 mph.

Plan of the wind at New Haven/Tweed, north up: blowing from 160 degrees, the south southeast, at 15 miles an hour, gusting 22; beside it the Beaufort scale from calm to hurricane force, force 4, moderate breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT HVNFIG. C THE WIND AT NEW HAVEN/TWEEDPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 160°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE13NOW, 15 MPH5FRESH BREEZE19GUST, 22 MPH6STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLENew Haven/Tweed, the windSTATION REPORT · ASOS HVNTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-HVN-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of New Haven/Tweed, in 6 sheets, each beside the Field Book plates that explain it

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Snow on the ground

Elsewhere in Connecticut

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

Near North Haven

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

Near North Haven

River and lake gauges