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Carrollton, Illinois

City in Greene County, Illinois

Air quality

The air at Carrollton

Index 27, good, led by ozone. Read at 10 PM from its reporting area, Saint Louis (MO), 49 miles off.

27Good
  • Fine particles (PM2.5)12Good-
  • Ozone27Good-
  • Coarse particles (PM10)8Good-

The days ahead

Good each day through Today, led by ozone. Yesterday measured 44, good.

Smoke, the next 46 hours

No smoke near the ground through Sat 7 PM.

FriSat

Precipitation

What has fallen at Carrollton

0.63 in in the last 24 hours, 0.81 in over the last 3 days, to Thu 9 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.63in
Last 3 days
0.81in

Visibility

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

Visibility stays 9 miles or more through Sat 7 PM, lowest 9 miles Thu 10 PM.

FriSat

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

What is measuring near here

The 6 instruments nearest Carrollton, 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

PittsfieldPPQ

At an airfield/30.8 mi away/709 ft/99 ft above here

temp, wind, gust, visibility, precip, pressure

Rank436of 1,393

measured daily2 instruments

Carrollton 0.3 NNWIL-GR-3

In a volunteer observer's own ground/0.3 mi away/630 ft/20 ft above here

precip, snowfall, snow depth

Rank-

White HallWHLI2

At a cooperative observer's station/9.5 mi away/558 ft/52 ft below here

snowfall, snow depth, precip, high, low

Rank1,012of 1,393

Station report

The weather at Pittsfield, drawn

The nearest airport reporting now, 30.8 mi from Carrollton, Illinois. From its report of Oct 15, 2026, 10:15 PM local time: 3 of its 6 sheets.

The sky

Broken at 1,900 ft, overcast at 2,400 ft; the ceiling is 1,900 ft; visibility 10 mi or more.

Section of the sky over Pittsfield, height above the station to scale: broken cloud with its base at 1,900 feet, overcast cloud with its base at 2,400 feet, the ceiling at 1,900 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT PPQFIG. A THE SKY OVER PITTSFIELDSECTION, 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 STATION05001,0001,5002,0002,5003,0003,5004,000ETAGESLOWTHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETOVC 2,400 FTOVERCAST, 8 EIGHTHS OF THE SKYBKN 1,900 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYCEILING 1,900 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEPittsfield, the skySTATION REPORT · ASOS PPQTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-PPQ-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

57.4 F with a dew point of 51.8 F, 82 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,300 ft up; the lowest cloud reported is at 1,900 ft.

Chart of the air at Pittsfield: temperature 57.4 degrees Fahrenheit and dew point 51.8, 82 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,300 feet above the station, against the lowest cloud reported at 1,900 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT PPQFIG. B THE AIR AT PITTSFIELDTHE 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 1,300 FT ABOVE THE STATION, AT 50.5 FLOWEST CLOUD REPORTED, BKN 1,900 FTTEMPERATURE 57.4 FDEW POINT 51.8 FSPREAD 5.6 FRELATIVE HUMIDITY 82 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 POINTTITLEPittsfield, the airSTATION REPORT · ASOS PPQTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-PPQ-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the west northwest (300 degrees) at 15 mph, gusting 26 mph: force 4, a moderate breeze on the Beaufort scale. The strongest gust today was 29 mph.

Plan of the wind at Pittsfield, north up: blowing from 300 degrees, the west northwest, at 15 miles an hour, gusting 26; beside it the Beaufort scale from calm to hurricane force, force 4, moderate breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT PPQFIG. C THE WIND AT PITTSFIELDPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 300°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE13NOW, 15 MPH5FRESH BREEZE196STRONG BREEZE25GUST, 26 MPH7NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEPittsfield, the windSTATION REPORT · ASOS PPQTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-PPQ-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Pittsfield, 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 Carrollton

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

Near Carrollton

River and lake gauges