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Kaskaskia, Illinois

Village in Randolph County, Illinois

Air quality

The air at Kaskaskia

Index 19, good, led by ozone. Read at 10 PM from its reporting area, Farrar (MO), 19 miles off.

19Good
  • Ozone19Good20 ppb19.3 mi

The days ahead

Yesterday measured 28, good.

Smoke, the next 46 hours

No smoke near the ground through Sat 7 PM.

FriSat

Precipitation

What has fallen at Kaskaskia

0.14 in in the last 24 hours, 0.69 in over the last 3 days, to Thu 9 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.14in
Last 3 days
0.69in

Visibility

How far you can see at Kaskaskia, 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 Kaskaskia, IllinoisReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 4 instruments nearest Kaskaskia, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 4.5 miles away.

measured now2 instruments

SpartaSAR

At an airfield/19.7 mi away/538 ft/163 ft above here

temp, wind, gust, visibility, precip, pressure

Rank508of 1,393

measured daily2 instruments

Ellis GroveKNLI2

At a cooperative observer's station/4.5 mi away/361 ft/14 ft below here

snowfall, snow depth, precip, high, low

Rank147of 1,393

Station report

The weather at Sparta, drawn

The nearest airport reporting now, 19.7 mi from Kaskaskia, Illinois. From its report of Oct 15, 2026, 10:15 PM local time: 3 of its 6 sheets.

The sky

Broken at 7,500 ft; the ceiling is 7,500 ft; visibility 10 mi or more.

Section of the sky over Sparta, height above the station to scale: broken cloud with its base at 7,500 feet, the ceiling at 7,500 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT SARFIG. A THE SKY OVER SPARTASECTION, 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 STATION02,5005,0007,50010,00012,500ETAGESLOWMIDDLETHE STATIONTHE CEILOMETER READS TO 12,000 FTBKN 7,500 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYCEILING 7,500 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLESparta, the skySTATION REPORT · ASOS SARTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-SAR-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-013, FB-SKY-014

The air

73.4 F with a dew point of 69.0 F, 86 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,000 ft up; the lowest cloud reported is at 7,500 ft.

Chart of the air at Sparta: temperature 73.4 degrees Fahrenheit and dew point 69.0, 86 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,000 feet above the station, against the lowest cloud reported at 7,500 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT SARFIG. B THE AIR AT SPARTATHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,0005,0006,00060 F70 F80 FSATURATES 1,000 FT ABOVE THE STATION, AT 67.9 FABOVE THIS SHEET: LOWEST CLOUD REPORTED, BKN 7,500 FTTEMPERATURE 73.4 FDEW POINT 69.0 FSPREAD 4.4 FRELATIVE HUMIDITY 86 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 POINTTITLESparta, the airSTATION REPORT · ASOS SARTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-SAR-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the west southwest (250 degrees) at 7 mph: force 2, a light breeze on the Beaufort scale. The strongest gust today was 21 mph.

Plan of the wind at Sparta, north up: blowing from 250 degrees, the west southwest, at 7 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 2, light breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT SARFIG. C THE WIND AT SPARTAPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 250°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 7 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLESparta, the windSTATION REPORT · ASOS SARTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-SAR-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Sparta, 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 Kaskaskia

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

Near Kaskaskia

River and lake gauges