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Colfax, Illinois

Village in McLean County, Illinois

Air quality

The air at Colfax

Index 26, good, led by fine particles. Read at 10 PM from its reporting area, Bloomington and Normal (IL), 9 miles off.

26Good
  • Fine particles (PM2.5)26Good-
  • Ozone13Good-

The days ahead

Good each day through Mon Oct 19, led by fine particles. Yesterday measured 53, moderate.

Smoke, the next 46 hours

No smoke near the ground through Sat 7 PM.

FriSat

Precipitation

What has fallen at Colfax

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

Last 24 hours
0.05in
Last 3 days
0.14in

Visibility

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

Visibility stays 7 miles or more through Sat 7 PM, lowest 8 miles Thu 11 PM.

FriSat

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

What is measuring near here

The 7 instruments nearest Colfax, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 3.4 miles away.

measured now5 instruments

measured daily2 instruments

Colfax 3.3 NNWIL-MCL-91

In a volunteer observer's own ground/3.4 mi away/763 ft/11 ft above here

precip, snowfall, snow depth

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Station report

The weather at Bloomington/Norm, drawn

The nearest airport reporting now, 16.9 mi from Colfax, Illinois. From its report of Oct 15, 2026, 10:20 PM local time: 3 of its 6 sheets.

The sky

Broken at 800 ft, broken at 1,200 ft, overcast at 1,900 ft; the ceiling is 800 ft; visibility 3 mi.

Section of the sky over Bloomington/Norm, height above the station to scale: broken cloud with its base at 800 feet, broken cloud with its base at 1,200 feet, overcast cloud with its base at 1,900 feet, the ceiling at 800 feet, and visibility of 3 mi.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT BMIFIG. A THE SKY OVER BLOOMINGTON/NORMSECTION, 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 STATION05001,0001,5002,0002,5003,000ETAGESLOWTHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETOVC 1,900 FTOVERCAST, 8 EIGHTHS OF THE SKYBKN 1,200 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYBKN 800 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYCEILING 800 FTVISIBILITY, MILES: 3 MI0510TITLEBloomington/Norm, the skySTATION REPORT · ASOS BMITYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-BMI-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

64.4 F with a dew point of 64.4 F, 100 per cent relative humidity. The air is saturated at the ground; the lowest cloud reported is at 800 ft.

Chart of the air at Bloomington/Norm: temperature 64.4 degrees Fahrenheit and dew point 64.4, 100 per cent relative humidity; the air saturated at the ground, against the lowest cloud reported at 800 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT BMIFIG. B THE AIR AT BLOOMINGTON/NORMTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00050 F60 F70 F80 FSATURATED AT THE GROUNDLOWEST CLOUD REPORTED, BKN 800 FTTEMPERATURE AND DEW POINT 64.4 F, 64.4 FRELATIVE HUMIDITY 100 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 POINTTITLEBloomington/Norm, the airSTATION REPORT · ASOS BMITYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-BMI-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the west northwest (290 degrees) at 21 mph, gusting 36 mph: force 5, a fresh breeze on the Beaufort scale. The strongest gust today was 36 mph.

Plan of the wind at Bloomington/Norm, north up: blowing from 290 degrees, the west northwest, at 21 miles an hour, gusting 36; beside it the Beaufort scale from calm to hurricane force, force 5, fresh breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT BMIFIG. C THE WIND AT BLOOMINGTON/NORMPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 290°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE19NOW, 21 MPH6STRONG BREEZE257NEAR GALE32GUST, 36 MPH8GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEBloomington/Norm, the windSTATION REPORT · ASOS BMITYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-BMI-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Bloomington/Norm, 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 Colfax

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

Near Colfax

River and lake gauges