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Waukesha, Wisconsin

City in Waukesha County, Wisconsin

Air quality

The air at Waukesha

Index 15, good, led by ozone. Read at 3 AM from its reporting area, Milwaukee-Ozaukee (WI), 19 miles off.

15Good
  • Fine particles (PM2.5)6Good1.4 mi
  • Ozone15Good14 ppb1.4 mi
  • Coarse particles (PM10)3Good1.4 mi
  • Nitrogen dioxide2Good2.8 ppb16.4 mi
  • Carbon monoxide-0.2 ppm16.4 mi

The days ahead

Good each day through Sat Oct 17, led by ozone. Yesterday measured 19, good.

Smoke, the next 40 hours

No smoke near the ground through Sat 7 PM.

FriSat

Precipitation

What has fallen at Waukesha

0.48 in in the last 24 hours, 0.49 in over the last 3 days, to Fri 3 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.48in
Last 3 days
0.49in

Visibility

How far you can see at Waukesha, the next 40 hours

Visibility stays 8 miles or more through Sat 7 PM, lowest 8 miles Sat 7 AM.

FriSat

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

What is measuring near here

The 6 instruments nearest Waukesha, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.0 miles away.

measured now4 instruments

Pewaukee WWTPPWKW3

At a water treatment plant/4.6 mi away/912 ft/95 ft above here

temp, wind, gust, humidity, pressure

Rank-

measured daily2 instruments

Waukesha 0.4 SSWWI-WK-23

In a volunteer observer's own ground/0.0 mi away/801 ft/16 ft below here

precip, snowfall, snow depth

Rank-

Carroll CollegeWCCW3

On a college campus/1.3 mi away/902 ft/85 ft above here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Waukesha Cnty, drawn

The nearest airport reporting now, 2.3 mi from Waukesha, Wisconsin. From its report of Oct 16, 2026, 3:35 AM local time: 3 of its 6 sheets.

The sky

Overcast at 800 ft; the ceiling is 800 ft; visibility 2 mi.

Section of the sky over Waukesha Cnty, height above the station to scale: overcast cloud with its base at 800 feet, the ceiling at 800 feet, and visibility of 2 mi.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT UESFIG. A THE SKY OVER WAUKESHA CNTYSECTION, 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 800 FTOVERCAST, 8 EIGHTHS OF THE SKYCEILING 800 FTVISIBILITY, MILES: 2 MI0510TITLEWaukesha Cnty, the skySTATION REPORT · ASOS UESTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-UES-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

50.0 F with a dew point of 50.0 F, 100 per cent relative humidity. The air is saturated at the ground; the lowest cloud reported is at 800 ft.

Chart of the air at Waukesha Cnty: temperature 50.0 degrees Fahrenheit and dew point 50.0, 100 per cent relative humidity; the air saturated at the ground, against the lowest cloud reported at 800 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT UESFIG. B THE AIR AT WAUKESHA CNTYTHE 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 FSATURATED AT THE GROUNDLOWEST CLOUD REPORTED, OVC 800 FTTEMPERATURE AND DEW POINT 50.0 F, 50.0 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 POINTTITLEWaukesha Cnty, the airSTATION REPORT · ASOS UESTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-UES-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the west northwest (290 degrees) at 20 mph, gusting 30 mph: force 5, a fresh breeze on the Beaufort scale. The strongest gust today was 35 mph.

Plan of the wind at Waukesha Cnty, north up: blowing from 290 degrees, the west northwest, at 20 miles an hour, gusting 30; beside it the Beaufort scale from calm to hurricane force, force 5, fresh breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT UESFIG. C THE WIND AT WAUKESHA CNTYPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 290°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE19NOW, 20 MPH6STRONG BREEZE25GUST, 30 MPH7NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEWaukesha Cnty, the windSTATION REPORT · ASOS UESTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-UES-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Carroll College (WCCW3), 1.3 miles from here, read 14 Oct, 08:00. measured daily

Elsewhere in Wisconsin

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

Near Waukesha

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

Near Waukesha

River and lake gauges