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Wyoming, Illinois

City in Stark County, Illinois

Air quality

The air at Wyoming

Index 12, good, led by fine particles. Read at 1 AM from its reporting area, Peoria (IL), 23 miles off.

12Good
  • Fine particles (PM2.5)12Good-
  • Ozone6Good21 ppb23.8 mi

The days ahead

Good each day through Mon Oct 19, led by fine particles. Yesterday measured 26, good.

Smoke, the next 43 hours

No smoke near the ground through Sat 7 PM.

FriSat

Precipitation

What has fallen at Wyoming

0.50 in in the last 24 hours, 1.20 in over the last 3 days, to Fri 12 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.50in
Last 3 days
1.20in

Visibility

How far you can see at Wyoming, the next 43 hours

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

FriSat

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

What is measuring near here

The 6 instruments nearest Wyoming, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.3 miles away.

measured now4 instruments

LaconC75

At an airfield/20.4 mi away/568 ft/137 ft below here

temp, wind, gust, visibility, precip, pressure

Rank435of 1,393

measured daily2 instruments

Wyoming 0.3 SSWIL-SK-7

In a volunteer observer's own ground/0.3 mi away/708 ft/3 ft above here

precip, snowfall, snow depth

Rank-

KewaneeKEWI2

At a cooperative observer's station/14.4 mi away/794 ft/89 ft above here

snowfall, snow depth, precip, high, low

Rank149of 1,393

Station report

The weather at Lacon, drawn

The nearest airport reporting now, 20.4 mi from Wyoming, Illinois. From its report of Oct 16, 2026, 1:15 AM local time: 3 of its 6 sheets.

The sky

Overcast at 2,300 ft; the ceiling is 2,300 ft; visibility 10 mi or more.

Section of the sky over Lacon, height above the station to scale: overcast cloud with its base at 2,300 feet, the ceiling at 2,300 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT C75FIG. A THE SKY OVER LACONSECTION, 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 STATION05001,0001,5002,0002,5003,0003,500ETAGESLOWTHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETOVC 2,300 FTOVERCAST, 8 EIGHTHS OF THE SKYCEILING 2,300 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLELacon, the skySTATION REPORT · ASOS C75TYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-C75-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

52.0 F with a dew point of 45.3 F, 78 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,500 ft up; the lowest cloud reported is at 2,300 ft.

Chart of the air at Lacon: temperature 52.0 degrees Fahrenheit and dew point 45.3, 78 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,500 feet above the station, against the lowest cloud reported at 2,300 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT C75FIG. B THE AIR AT LACONTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00030 F40 F50 F60 FSATURATES 1,500 FT ABOVE THE STATION, AT 43.8 FLOWEST CLOUD REPORTED, OVC 2,300 FTTEMPERATURE 52.0 FDEW POINT 45.3 FSPREAD 6.7 FRELATIVE HUMIDITY 78 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 POINTTITLELacon, the airSTATION REPORT · ASOS C75TYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-C75-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the northwest (310 degrees) at 14 mph, gusting 25 mph: force 4, a moderate breeze on the Beaufort scale. The strongest gust today was 28 mph.

Plan of the wind at Lacon, north up: blowing from 310 degrees, the northwest, at 14 miles an hour, gusting 25; beside it the Beaufort scale from calm to hurricane force, force 4, moderate breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT C75FIG. C THE WIND AT LACONPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 310°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE13NOW, 14 MPH5FRESH BREEZE196STRONG BREEZE25GUST, 25 MPH7NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLELacon, the windSTATION REPORT · ASOS C75TYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-C75-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Kewanee (KEWI2), 14.4 miles from here, read 15 Oct, 07:00. measured daily

Elsewhere in Illinois

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

Near Wyoming

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

Near Wyoming

River and lake gauges