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Herscher, Illinois

Village in Kankakee County, Illinois

Air quality

The air at Herscher

Index 10, good, led by ozone. Read at 3 AM from its reporting area, Joliet and Will County (IL), 24 miles off.

10Good
  • Fine particles (PM2.5)8Good12.8 mi
  • Ozone10Good16 ppb12.8 mi

The days ahead

Good each day through Mon Oct 19, led by fine particles. Yesterday measured 28, good.

Smoke, the next 41 hours

No smoke near the ground through Sat 7 PM.

FriSat

Precipitation

What has fallen at Herscher

None in the last 24 hours; 0.15 in over the last 3 days, to Fri 2 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.15in

Visibility

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

Visibility stays 9 miles or more through Sat 7 PM, lowest 9 miles Fri 6 AM.

FriSat

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

What is measuring near here

The 6 instruments nearest Herscher, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 2.4 miles away.

measured now4 instruments

KankakeeIKK

At an airfield/13.1 mi away/630 ft/25 ft below here

temp, wind, gust, visibility, precip, pressure

Rank438of 1,393

measured daily2 instruments

Station report

The weather at Kankakee, drawn

The nearest airport reporting now, 13.1 mi from Herscher, Illinois. From its report of Oct 16, 2026, 3:35 AM local time: 3 of its 6 sheets.

The sky

Broken at 2,300 ft, overcast at 3,000 ft; the ceiling is 2,300 ft; visibility 10 mi or more.

Section of the sky over Kankakee, height above the station to scale: broken cloud with its base at 2,300 feet, overcast cloud with its base at 3,000 feet, the ceiling at 2,300 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT IKKFIG. A THE SKY OVER KANKAKEESECTION, 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 3,000 FTOVERCAST, 8 EIGHTHS OF THE SKYBKN 2,300 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYCEILING 2,300 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEKankakee, the skySTATION REPORT · ASOS IKKTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-IKK-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

53.8 F with a dew point of 46.2 F, 75 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,700 ft up; the lowest cloud reported is at 2,300 ft.

Chart of the air at Kankakee: temperature 53.8 degrees Fahrenheit and dew point 46.2, 75 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,700 feet above the station, against the lowest cloud reported at 2,300 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT IKKFIG. B THE AIR AT KANKAKEETHE 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 1,700 FT ABOVE THE STATION, AT 44.5 FLOWEST CLOUD REPORTED, BKN 2,300 FTTEMPERATURE 53.8 FDEW POINT 46.2 FSPREAD 7.6 FRELATIVE HUMIDITY 75 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 POINTTITLEKankakee, the airSTATION REPORT · ASOS IKKTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-IKK-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the northwest (310 degrees) at 16 mph, gusting 25 mph: force 4, a moderate breeze on the Beaufort scale. The strongest gust today was 33 mph.

Plan of the wind at Kankakee, north up: blowing from 310 degrees, the northwest, at 16 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 IKKFIG. C THE WIND AT KANKAKEEPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 310°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE13NOW, 16 MPH5FRESH BREEZE196STRONG BREEZE25GUST, 25 MPH7NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEKankakee, the windSTATION REPORT · ASOS IKKTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-IKK-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Bourbonnais 3NW (BOUI2), 12.1 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 Herscher

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

Near Herscher

River and lake gauges