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Hoyleton, Illinois

Village in Washington County, Illinois

Air quality

The air at Hoyleton

Index 24, good, led by fine particles. Read at 1 PM from its reporting area, St. Louis (Metro-east) (IL), 39 miles off.

24Good
  • Fine particles (PM2.5)24Good-
  • Ozone19Good-
  • Coarse particles (PM10)12Good-

The days ahead

Good each day through Mon Oct 19, led by fine particles. Yesterday measured 39, good.

Smoke, the next 43 hours

No smoke near the ground through Sun 7 AM.

FriSatSun

Precipitation

What has fallen at Hoyleton

0.33 in in the last 24 hours, 1.25 in over the last 3 days, to Fri 12 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.33in
Last 3 days
1.25in

Visibility

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

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

FriSatSun

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

What is measuring near here

The 6 instruments nearest Hoyleton, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 2.8 miles away.

measured now4 instruments

CentraliaENL

At an airfield/10.9 mi away/535 ft/9 ft above here

temp, wind, gust, visibility, precip, pressure

Rank652of 1,393

measured daily2 instruments

CentraliaCNTI2

At a cooperative observer's station/7.5 mi away/472 ft/54 ft below here

snowfall, snow depth, precip, high, low

Rank989of 1,393

Station report

The weather at Centralia, drawn

The nearest airport reporting now, 10.9 mi from Hoyleton, Illinois. From its report of Oct 16, 2026, 1:15 PM local time: 3 of its 6 sheets.

The sky

Broken at 4,500 ft, overcast at 6,000 ft; the ceiling is 4,500 ft; visibility 10 mi or more.

Section of the sky over Centralia, height above the station to scale: broken cloud with its base at 4,500 feet, overcast cloud with its base at 6,000 feet, the ceiling at 4,500 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT ENLFIG. A THE SKY OVER CENTRALIASECTION, 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 STATION02,5005,0007,50010,000ETAGESLOWMIDDLETHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETOVC 6,000 FTOVERCAST, 8 EIGHTHS OF THE SKYBKN 4,500 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYCEILING 4,500 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLECentralia, the skySTATION REPORT · ASOS ENLTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-ENL-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 37.8 F, 49 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 4,400 ft up; the lowest cloud reported is at 4,500 ft.

Chart of the air at Centralia: temperature 57.0 degrees Fahrenheit and dew point 37.8, 49 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 4,400 feet above the station, against the lowest cloud reported at 4,500 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT ENLFIG. B THE AIR AT CENTRALIATHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,0005,0006,00020 F30 F40 F50 F60 F70 FSATURATES 4,400 FT ABOVE THE STATION, AT 33.7 FLOWEST CLOUD REPORTED, BKN 4,500 FTTEMPERATURE 57.0 FDEW POINT 37.8 FSPREAD 19.2 FRELATIVE HUMIDITY 49 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 POINTTITLECentralia, the airSTATION REPORT · ASOS ENLTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-ENL-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the northwest (320 degrees) at 17 mph, gusting 30 mph: force 4, a moderate breeze on the Beaufort scale. The strongest gust today was 35 mph.

Plan of the wind at Centralia, north up: blowing from 320 degrees, the northwest, at 17 miles an hour, gusting 30; beside it the Beaufort scale from calm to hurricane force, force 4, moderate breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT ENLFIG. C THE WIND AT CENTRALIAPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 320°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE13NOW, 17 MPH5FRESH BREEZE196STRONG BREEZE25GUST, 30 MPH7NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLECentralia, the windSTATION REPORT · ASOS ENLTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-ENL-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Centralia, 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 Hoyleton

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

Near Hoyleton

River and lake gauges