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Winnebago, Illinois

Village in Winnebago County, Illinois

Air quality

The air at Winnebago

Index 19, good, led by fine particles. Read at 10 PM from its reporting area, Rockford (IL), 11 miles off.

19Good
  • Fine particles (PM2.5)19Good-
  • Ozone6Good-

The days ahead

Good each day through Mon Oct 19, led by fine particles. Yesterday measured 27, good.

Smoke, the next 46 hours

No smoke near the ground through Sat 7 PM.

FriSat

Precipitation

What has fallen at Winnebago

0.35 in in the last 24 hours, 0.36 in over the last 3 days, to Thu 9 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.35in
Last 3 days
0.36in

Visibility

How far you can see at Winnebago, the next 46 hours

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

FriSat

On the radar over Winnebago, IllinoisReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 7 instruments nearest Winnebago, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 4.0 miles away.

measured now5 instruments

RockfordRFD

At an airfield/9.1 mi away/722 ft/167 ft below here

temp, wind, gust, visibility, precip, pressure

Rank338of 1,393

measured daily2 instruments

Winnebago 3.6 NWIL-WN-56

In a volunteer observer's own ground/4.0 mi away/783 ft/106 ft below here

precip, snowfall, snow depth

Rank-

Oregon WWTPOREI2

At a water treatment plant/18.3 mi away/676 ft/213 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Rockford, drawn

The nearest airport reporting now, 9.1 mi from Winnebago, Illinois. From its report of Oct 15, 2026, 9:54 PM local time: 3 of its 6 sheets.

The sky

A few clouds at 800 ft, broken at 1,600 ft, overcast at 3,700 ft; the ceiling is 1,600 ft; visibility 10 mi or more.

Section of the sky over Rockford, height above the station to scale: a few clouds cloud with its base at 800 feet, broken cloud with its base at 1,600 feet, overcast cloud with its base at 3,700 feet, the ceiling at 1,600 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT RFDFIG. A THE SKY OVER ROCKFORDSECTION, 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 STATION01,0002,0003,0004,0005,0006,000ETAGESLOWTHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETOVC 3,700 FTOVERCAST, 8 EIGHTHS OF THE SKYBKN 1,600 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYFEW 800 FTA FEW CLOUDS, 1 TO 2 EIGHTHS OF THE SKYCEILING 1,600 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLERockford, the skySTATION REPORT · ASOS RFDTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-RFD-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

57.0 F with a dew point of 54.0 F, 90 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 700 ft up; the lowest cloud reported is at 800 ft.

Chart of the air at Rockford: temperature 57.0 degrees Fahrenheit and dew point 54.0, 90 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 700 feet above the station, against the lowest cloud reported at 800 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT RFDFIG. B THE AIR AT ROCKFORDTHE 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 FSATURATES 700 FT ABOVE THE STATION, AT 53.3 FLOWEST CLOUD REPORTED, FEW 800 FTTEMPERATURE 57.0 FDEW POINT 54.0 FSPREAD 3.0 FRELATIVE HUMIDITY 90 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 POINTTITLERockford, the airSTATION REPORT · ASOS RFDTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-RFD-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the west (270 degrees) at 17 mph: force 4, a moderate breeze on the Beaufort scale. The strongest gust today was 26 mph.

Plan of the wind at Rockford, north up: blowing from 270 degrees, the west, at 17 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 4, moderate breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT RFDFIG. C THE WIND AT ROCKFORDPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 270°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE13NOW, 17 MPH5FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLERockford, the windSTATION REPORT · ASOS RFDTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-RFD-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

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Snow on the ground

Elsewhere in Illinois

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

Near Winnebago

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

Near Winnebago

River and lake gauges