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Brookfield, Wisconsin

City in Waukesha County, Wisconsin

Air quality

The air at Brookfield

Index 23, good, led by fine particles. Read at 10 PM from its reporting area, Milwaukee-Ozaukee (WI), 13 miles off.

23Good
  • Fine particles (PM2.5)23Good5.1 mi
  • Ozone18Good7 ppb5.1 mi
  • Coarse particles (PM10)6Good5.1 mi
  • Nitrogen dioxide8Good8.2 ppb13.2 mi
  • Carbon monoxide-0.3 ppm13.2 mi

The days ahead

Good each day through Sat Oct 17, led by ozone. Yesterday measured 26, good.

Smoke, the next 45 hours

No smoke near the ground through Sat 7 PM.

FriSat

Precipitation

What has fallen at Brookfield

0.48 in in the last 24 hours, 0.54 in over the last 3 days, to Thu 10 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.48in
Last 3 days
0.54in

Visibility

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

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

FriSat

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

What is measuring near here

The 6 instruments nearest Brookfield, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.0 miles away.

measured now4 instruments

West AllisWETW3

At a river or reservoir gauge/7.2 mi away/738 ft/169 ft below here

temp, wind, gust, humidity, pressure

Rank377of 1,313

measured daily2 instruments

Brookfield 1.4 WWI-WK-58

In a volunteer observer's own ground/1.0 mi away/922 ft/15 ft above here

precip, snowfall, snow depth

Rank-

BrookfieldBFDW3

At a cooperative observer's station/2.6 mi away/823 ft/84 ft below here

snowfall, snow depth, precip, high, low

Rank50of 1,313

Station report

The weather at Milwaukee/Lawren, drawn

The nearest airport reporting now, 5.7 mi from Brookfield, Wisconsin. From its report of Oct 15, 2026, 10:35 PM local time: 3 of its 6 sheets.

The sky

Overcast at 1,000 ft; the ceiling is 1,000 ft; visibility 10 mi or more.

Section of the sky over Milwaukee/Lawren, height above the station to scale: overcast cloud with its base at 1,000 feet, the ceiling at 1,000 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT MWCFIG. A THE SKY OVER MILWAUKEE/LAWRENSECTION, 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 SHEETOVC 1,000 FTOVERCAST, 8 EIGHTHS OF THE SKYCEILING 1,000 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEMilwaukee/Lawren, the skySTATION REPORT · ASOS MWCTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-MWC-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

55.4 F with a dew point of 55.4 F, 100 per cent relative humidity. The air is saturated at the ground; the lowest cloud reported is at 1,000 ft.

Chart of the air at Milwaukee/Lawren: temperature 55.4 degrees Fahrenheit and dew point 55.4, 100 per cent relative humidity; the air saturated at the ground, against the lowest cloud reported at 1,000 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT MWCFIG. B THE AIR AT MILWAUKEE/LAWRENTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00040 F50 F60 F70 FSATURATED AT THE GROUNDLOWEST CLOUD REPORTED, OVC 1,000 FTTEMPERATURE AND DEW POINT 55.4 F, 55.4 FRELATIVE HUMIDITY 100 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 POINTTITLEMilwaukee/Lawren, the airSTATION REPORT · ASOS MWCTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-MWC-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the west (260 degrees) at 9 mph, gusting 18 mph: force 3, a gentle breeze on the Beaufort scale. The strongest gust today was 18 mph.

Plan of the wind at Milwaukee/Lawren, north up: blowing from 260 degrees, the west, at 9 miles an hour, gusting 18; beside it the Beaufort scale from calm to hurricane force, force 3, gentle breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT MWCFIG. C THE WIND AT MILWAUKEE/LAWRENPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 260°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE8NOW, 9 MPH4MODERATE BREEZE13GUST, 18 MPH5FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEMilwaukee/Lawren, the windSTATION REPORT · ASOS MWCTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-MWC-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Milwaukee/Lawren, in 6 sheets, each beside the Field Book plates that explain it

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Snow on the ground

Elsewhere in Wisconsin

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

Near Brookfield

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

Near Brookfield

River and lake gauges