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Hartford, Wisconsin

City in Washington County, Wisconsin

Air quality

The air at Hartford

Index 19, good, led by ozone. Read at 11 PM from its reporting area, Kettle Moraine North (WI), 16 miles off.

19Good
  • Fine particles (PM2.5)7Good15.8 mi
  • Ozone19Good19 ppb15.8 mi
  • Coarse particles (PM10)5Good15.8 mi
  • Carbon monoxide-0.1 ppm15.8 mi

The days ahead

Good each day through Mon Oct 19, led by ozone. Yesterday measured 16, good.

Smoke, the next 44 hours

No smoke near the ground through Sun 7 PM.

SatSun

Precipitation

What has fallen at Hartford

0.09 in in the last 24 hours, 0.74 in over the last 3 days, to Fri 11 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.09in
Last 3 days
0.74in

Visibility

How far you can see at Hartford, the next 44 hours

Visibility stays 9 miles or more through Sun 7 PM, lowest 9 miles Sat 7 AM.

SatSun

On the radar over Hartford, WisconsinReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 6 instruments nearest Hartford, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.3 miles away.

measured now4 instruments

Jackson - USH 45 @ STH 60JAKW3

Beside a road/9.5 mi away/896 ft/121 ft below here

temp, pavement temp, wind, visibility, precip

Rank-

West BendETB

At an airfield/14.4 mi away/886 ft/131 ft below here

temp, wind, gust, visibility, precip, pressure

Rank10of 1,353

Pewaukee WWTPPWKW3

At a water treatment plant/18.1 mi away/912 ft/105 ft below here

temp, wind, gust, humidity, pressure

Rank-

measured daily2 instruments

HartfordHARW3

At a cooperative observer's station/1.2 mi away/1,020 ft/3 ft above here

snowfall, snow depth, precip, high, low

Rank185of 1,353

Station report

The weather at West Bend, drawn

The nearest airport reporting now, 14.4 mi from Hartford, Wisconsin. From its report of Oct 16, 2026, 11:35 PM local time: 3 of its 6 sheets.

The sky

No cloud below 12,000 ft; visibility 10 mi or more.

Section of the sky over West Bend, height above the station to scale: no cloud detected below 12,000 feet, the reach of its ceilometer, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT ETBFIG. A THE SKY OVER WEST BENDSECTION, 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 STATION05001,0001,5002,0002,5003,000ETAGESLOWTHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETNO CLOUD DETECTED BELOW 12,000 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEWest Bend, the skySTATION REPORT · ASOS ETBTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-17IDSR-ETB-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

37.4 F with a dew point of 30.2 F, 75 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,600 ft up.

Chart of the air at West Bend: temperature 37.4 degrees Fahrenheit and dew point 30.2, 75 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,600 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT ETBFIG. B THE AIR AT WEST BENDTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00020 F30 F40 F50 FSATURATES 1,600 FT ABOVE THE STATION, AT 28.7 FTEMPERATURE 37.4 FDEW POINT 30.2 FSPREAD 7.2 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 POINTTITLEWest Bend, the airSTATION REPORT · ASOS ETBTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-17IDSR-ETB-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

Calm.

Plan of the wind at West Bend, 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 ETBFIG. C THE WIND AT WEST BENDPLAN, 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 FORCE73TITLEWest Bend, the windSTATION REPORT · ASOS ETBTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-17IDSR-ETB-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of West Bend, in 6 sheets, each beside the Field Book plates that explain it

0in

Snow on the ground

Measured at Hartford (HARW3), 1.2 miles from here, read 16 Oct, 07:00. measured daily

Elsewhere in Wisconsin

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

Near Hartford

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

Near Hartford

River and lake gauges