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Bristol, Connecticut

City in Hartford County, Connecticut

Air quality

The air at Bristol

Index 31, good, led by fine particles. Read at 11 PM from its reporting area, Waterbury (CT), 10 miles off.

31Good
  • Fine particles (PM2.5)31Good10.7 mi
  • Ozone-5 ppb17.1 mi
  • Coarse particles (PM10)14Good10.7 mi
  • Nitrogen dioxide12Good13.4 ppb14.4 mi
  • Sulfur dioxide0Good0 ppb22 mi
  • Carbon monoxide-0.3 ppm14.4 mi

The days ahead

Good each day through Today, led by fine particles. Yesterday measured 49, good.

Smoke, the next 45 hours

No smoke near the ground through Sat 8 PM.

FriSat

Precipitation

What has fallen at Bristol

None in the last 3 days, to Thu 11 PM. 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 Bristol, the next 45 hours

Mist or haze: visibility falls to 2 miles Fri 9 AM.

FriSat

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

What is measuring near here

The 6 instruments nearest Bristol, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.9 miles away.

measured now4 instruments

Plainville4B8

At an airfield/3.5 mi away/200 ft/226 ft below here

temp, wind, gust, visibility, precip, pressure

Rank183of 375

measured daily2 instruments

Bristol 0.6 SWCT-HR-153

In a volunteer observer's own ground/0.9 mi away/316 ft/110 ft below here

precip, snowfall, snow depth

Rank-

New Britian - Shuttle MeadowNWBC3

At a cooperative observer's station/6.3 mi away/364 ft/62 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Plainville, drawn

The nearest airport reporting now, 3.5 mi from Bristol, Connecticut. From its report of Oct 15, 2026, 11:55 PM local time: 3 of its 6 sheets.

The sky

Broken at 26,000 ft; the ceiling is 26,000 ft; visibility 10 mi or more.

Section of the sky over Plainville, height above the station to scale: broken cloud with its base at 26,000 feet, the ceiling at 26,000 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 4B8FIG. A THE SKY OVER PLAINVILLESECTION, 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 STATION05,00010,00015,00020,00025,00030,00035,00040,000ETAGESLOWMIDDLEHIGHTHE STATIONTHE CEILOMETER READS TO 12,000 FTBKN 26,000 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYCEILING 26,000 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEPlainville, the skySTATION REPORT · ASOS 4B8TYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-4B8-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-010, FB-SKY-011, FB-SKY-012

The air

47.0 F with a dew point of 46.0 F, 96 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 200 ft up; the lowest cloud reported is at 26,000 ft.

Chart of the air at Plainville: temperature 47.0 degrees Fahrenheit and dew point 46.0, 96 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 200 feet above the station, against the lowest cloud reported at 26,000 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 4B8FIG. B THE AIR AT PLAINVILLETHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,00030 F40 F50 F60 FSATURATES 200 FT ABOVE THE STATION, AT 45.7 FABOVE THIS SHEET: LOWEST CLOUD REPORTED, BKN 26,000 FTTEMPERATURE AND DEW POINT 47.0 F, 46.0 FRELATIVE HUMIDITY 96 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 POINTTITLEPlainville, the airSTATION REPORT · ASOS 4B8TYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-4B8-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

Calm.

Plan of the wind at Plainville, north up: calm; beside it the Beaufort scale from calm to hurricane force, force 0, calm, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 4B8FIG. C THE WIND AT PLAINVILLEPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONCALMBEAUFORT FORCELEAST WIND, MPH0CALM0NOW, 0 MPH1LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEPlainville, the windSTATION REPORT · ASOS 4B8TYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-4B8-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Plainville, 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 Bristol

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

Near Bristol

River and lake gauges