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Toulon, Illinois

City in Stark County, Illinois

Air quality

The air at Toulon

Index 14, good, led by fine particles. Read at 3 AM from its reporting area, Peoria (IL), 27 miles off.

14Good
  • Fine particles (PM2.5)14Good-
  • Ozone14Good-

The days ahead

Good each day through Mon Oct 19, led by fine particles. Yesterday measured 25, good.

Smoke, the next 41 hours

No smoke near the ground through Sat 7 PM.

FriSat

Precipitation

What has fallen at Toulon

0.58 in in the last 24 hours, 1.45 in over the last 3 days, to Fri 2 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.58in
Last 3 days
1.45in

Visibility

How far you can see at Toulon, the next 41 hours

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

FriSat

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

What is measuring near here

The 6 instruments nearest Toulon, 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/25.4 mi away/568 ft/163 ft below here

temp, wind, gust, visibility, precip, pressure

Rank435of 1,393

measured daily2 instruments

Toulon 0.3 WNWIL-SK-4

In a volunteer observer's own ground/0.3 mi away/737 ft/6 ft above here

precip, snowfall, snow depth

Rank-

GalvaGALI2

At a cooperative observer's station/10.9 mi away/873 ft/142 ft above here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Lacon, drawn

The nearest airport reporting now, 25.4 mi from Toulon, Illinois. From its report of Oct 16, 2026, 3:35 AM local time: 3 of its 6 sheets.

The sky

Broken at 2,400 ft, overcast at 2,800 ft; the ceiling is 2,400 ft; visibility 10 mi or more.

Section of the sky over Lacon, height above the station to scale: broken cloud with its base at 2,400 feet, overcast cloud with its base at 2,800 feet, the ceiling at 2,400 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 STATION01,0002,0003,0004,0005,000ETAGESLOWTHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETOVC 2,800 FTOVERCAST, 8 EIGHTHS OF THE SKYBKN 2,400 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYCEILING 2,400 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

51.0 F with a dew point of 43.0 F, 74 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,800 ft up; the lowest cloud reported is at 2,400 ft.

Chart of the air at Lacon: temperature 51.0 degrees Fahrenheit and dew point 43.0, 74 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,800 feet above the station, against the lowest cloud reported at 2,400 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 1,800 FT ABOVE THE STATION, AT 41.2 FLOWEST CLOUD REPORTED, BKN 2,400 FTTEMPERATURE 51.0 FDEW POINT 43.0 FSPREAD 8.0 FRELATIVE HUMIDITY 74 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 10 mph, gusting 22 mph: force 3, a gentle 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 10 miles an hour, gusting 22; beside it the Beaufort scale from calm to hurricane force, force 3, gentle 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 BREEZE8NOW, 10 MPH4MODERATE BREEZE135FRESH BREEZE19GUST, 22 MPH6STRONG BREEZE257NEAR 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

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Snow on the ground

Elsewhere in Illinois

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

Near Toulon

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

Near Toulon

River and lake gauges