Storm Station
Sign in

Mequon, Wisconsin

City in Ozaukee County, Wisconsin

Air quality

The air at Mequon

Index 19, good, led by fine particles. Read at 11 PM from its reporting area, Milwaukee-Ozaukee (WI), 3 miles off.

19Good
  • Fine particles (PM2.5)19Good19.4 mi
  • Ozone15Good6 ppb4.5 mi
  • Coarse particles (PM10)6Good19.4 mi
  • Nitrogen dioxide8Good8.2 ppb20.6 mi
  • Carbon monoxide-0.3 ppm20.6 mi

The days ahead

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

Smoke, the next 44 hours

No smoke near the ground through Sat 7 PM.

FriSat

Precipitation

What has fallen at Mequon

0.54 in in the last 24 hours, and none in the 2 days before, to Thu 11 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.54in
Last 3 days
0.54in

Visibility

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

Visibility stays 5 miles or more through Sat 7 PM, lowest 5 miles Fri 9 AM.

FriSat

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

What is measuring near here

The 6 instruments nearest Mequon, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.5 miles away.

measured now4 instruments

measured daily2 instruments

Mequon 1.8 SEWI-OZ-39

In a volunteer observer's own ground/0.5 mi away/704 ft/2 ft above here

precip, snowfall, snow depth

Rank-

Station report

The weather at Milwaukee/Lawren, drawn

The nearest airport reporting now, 8.9 mi from Mequon, Wisconsin. From its report of Oct 15, 2026, 11:55 PM local time: 3 of its 6 sheets.

The sky

Overcast at 1,100 ft; the ceiling is 1,100 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 1,100 feet, the ceiling at 1,100 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 1,100 FTOVERCAST, 8 EIGHTHS OF THE SKYCEILING 1,100 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

53.6 F with a dew point of 53.6 F, 100 per cent relative humidity. The air is saturated at the ground; the lowest cloud reported is at 1,100 ft.

Chart of the air at Milwaukee/Lawren: temperature 53.6 degrees Fahrenheit and dew point 53.6, 100 per cent relative humidity; the air saturated at the ground, against the lowest cloud reported at 1,100 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 FSATURATED AT THE GROUNDLOWEST CLOUD REPORTED, OVC 1,100 FTTEMPERATURE AND DEW POINT 53.6 F, 53.6 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 (280 degrees) at 20 mph, gusting 25 mph: force 5, a fresh breeze on the Beaufort scale. The strongest gust today was 25 mph.

Plan of the wind at Milwaukee/Lawren, north up: blowing from 280 degrees, the west, at 20 miles an hour, gusting 25; beside it the Beaufort scale from calm to hurricane force, force 5, fresh 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 280°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE19NOW, 20 MPH6STRONG BREEZE25GUST, 25 MPH7NEAR 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

0in

Snow on the ground

Measured at Grafton WWTP (GATW3), 5.7 miles from here, read 15 Oct, 07:00. measured daily

Elsewhere in Wisconsin

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

Near Mequon

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

Near Mequon

River and lake gauges