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Lake Mills, Wisconsin

City in Jefferson County, Wisconsin

Air quality

The air at Lake Mills

Index 13, good, led by ozone. Read at 1 AM from its reporting area, Kettle Moraine South (WI), 22 miles off.

13Good
  • Fine particles (PM2.5)11Good23.1 mi
  • Ozone13Good11 ppb6.4 mi
  • Coarse particles (PM10)4Good-

The days ahead

Good each day through Sat Oct 17, led by ozone. Yesterday measured 23, good.

Smoke, the next 43 hours

No smoke near the ground through Sat 7 PM.

FriSat

Precipitation

What has fallen at Lake Mills

0.47 in in the last 24 hours, and none in the 2 days before, to Fri 12 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.47in
Last 3 days
0.47in

Visibility

How far you can see at Lake Mills, the next 43 hours

Visibility stays 8 miles or more through Sat 7 PM, lowest 8 miles Fri 2 AM.

FriSat

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

What is measuring near here

The 6 instruments nearest Lake Mills, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.7 miles away.

measured now4 instruments

WatertownRYV

At an airfield/11.1 mi away/814 ft/9 ft below here

temp, wind, gust, visibility, precip, pressure

Rank471of 1,313

I-39 / 90 at Church RdWI087

Beside a road/14.0 mi away/912 ft/89 ft above here

temp, pavement temp, wind, visibility, precip

Rank-

measured daily2 instruments

Lake Mills 0.7 NWWI-JF-42

In a volunteer observer's own ground/0.7 mi away/837 ft/14 ft above here

precip, snowfall, snow depth

Rank-

Lake MillsLKMW3

At a cooperative observer's station/1.0 mi away/866 ft/43 ft above here

snowfall, snow depth, precip, high, low

Rank190of 1,313

Station report

The weather at Watertown, drawn

The nearest airport reporting now, 11.1 mi from Lake Mills, Wisconsin. From its report of Oct 16, 2026, 12:55 AM local time: 3 of its 6 sheets.

The sky

Overcast at 1,200 ft; the ceiling is 1,200 ft; visibility 7 mi.

Section of the sky over Watertown, height above the station to scale: overcast cloud with its base at 1,200 feet, the ceiling at 1,200 feet, and visibility of 7 mi.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT RYVFIG. A THE SKY OVER WATERTOWNSECTION, 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 1,200 FTOVERCAST, 8 EIGHTHS OF THE SKYCEILING 1,200 FTVISIBILITY, MILES: 7 MI0510TITLEWatertown, the skySTATION REPORT · ASOS RYVTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-RYV-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

54.0 F with a dew point of 53.2 F, 97 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 1,200 ft.

Chart of the air at Watertown: temperature 54.0 degrees Fahrenheit and dew point 53.2, 97 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 1,200 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT RYVFIG. B THE AIR AT WATERTOWNTHE 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 FSATURATES 200 FT ABOVE THE STATION, AT 52.9 FLOWEST CLOUD REPORTED, OVC 1,200 FTTEMPERATURE AND DEW POINT 54.0 F, 53.2 FRELATIVE HUMIDITY 97 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 POINTTITLEWatertown, the airSTATION REPORT · ASOS RYVTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-RYV-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 15 mph, gusting 20 mph: force 4, a moderate breeze on the Beaufort scale. The strongest gust today was 25 mph.

Plan of the wind at Watertown, north up: blowing from 290 degrees, the west northwest, at 15 miles an hour, gusting 20; beside it the Beaufort scale from calm to hurricane force, force 4, moderate breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT RYVFIG. C THE WIND AT WATERTOWNPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 290°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE13NOW, 15 MPH5FRESH BREEZE19GUST, 20 MPH6STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEWatertown, the windSTATION REPORT · ASOS RYVTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-RYV-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Lake Mills (LKMW3), 1.0 miles from here, read 15 Oct, 07:30. measured daily

Elsewhere in Wisconsin

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

Near Lake Mills

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

Near Lake Mills

River and lake gauges