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Dawson, Illinois

Village in Sangamon County, Illinois

Air quality

The air at Dawson

Index 14, good, led by ozone. Read at 4 AM from its reporting area, Springfield (IL), 13 miles off.

14Good
  • Fine particles (PM2.5)9Good-
  • Ozone14Good-

The days ahead

Good each day through Mon Oct 19, led by fine particles. Yesterday measured 29, good.

Smoke, the next 46 hours

No smoke near the ground through Sun 1 AM.

FriSat

Precipitation

What has fallen at Dawson

0.46 in in the last 24 hours, and none in the 2 days before, to Fri 3 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.46in
Last 3 days
0.46in

Visibility

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

Visibility stays 7 miles or more through Sun 1 AM, lowest 7 miles Fri 2 PM.

FriSat

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

What is measuring near here

The 6 instruments nearest Dawson, 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

measured daily2 instruments

BuffaloBUFI2

At a cooperative observer's station/2.4 mi away/597 ft/1 ft above here

snowfall, snow depth, precip, high, low

Rank1,103of 1,393

Station report

The weather at Springfield, drawn

The nearest airport reporting now, 11.9 mi from Dawson, Illinois. From its report of Oct 16, 2026, 3:52 AM local time: 3 of its 6 sheets.

The sky

A few clouds at 2,400 ft, scattered at 2,900 ft; visibility 10 mi or more.

Section of the sky over Springfield, height above the station to scale: a few clouds cloud with its base at 2,400 feet, scattered cloud with its base at 2,900 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT SPIFIG. A THE SKY OVER SPRINGFIELDSECTION, 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 SHEETSCT 2,900 FTSCATTERED, 3 TO 4 EIGHTHS OF THE SKYFEW 2,400 FTA FEW CLOUDS, 1 TO 2 EIGHTHS OF THE SKYVISIBILITY, MILES: 10 MI OR MORE0510TITLESpringfield, the skySTATION REPORT · ASOS SPITYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-SPI-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

53.0 F with a dew point of 47.0 F, 80 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,400 ft up; the lowest cloud reported is at 2,400 ft.

Chart of the air at Springfield: temperature 53.0 degrees Fahrenheit and dew point 47.0, 80 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,400 feet above the station, against the lowest cloud reported at 2,400 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT SPIFIG. B THE AIR AT SPRINGFIELDTHE 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 1,400 FT ABOVE THE STATION, AT 45.6 FLOWEST CLOUD REPORTED, FEW 2,400 FTTEMPERATURE 53.0 FDEW POINT 47.0 FSPREAD 6.0 FRELATIVE HUMIDITY 80 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 POINTTITLESpringfield, the airSTATION REPORT · ASOS SPITYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-SPI-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the northwest (310 degrees) at 12 mph, gusting 21 mph: force 3, a gentle breeze on the Beaufort scale. The strongest gust today was 33 mph.

Plan of the wind at Springfield, north up: blowing from 310 degrees, the northwest, at 12 miles an hour, gusting 21; beside it the Beaufort scale from calm to hurricane force, force 3, gentle breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT SPIFIG. C THE WIND AT SPRINGFIELDPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 310°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE8NOW, 12 MPH4MODERATE BREEZE135FRESH BREEZE19GUST, 21 MPH6STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLESpringfield, the windSTATION REPORT · ASOS SPITYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-SPI-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Buffalo (BUFI2), 2.4 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 Dawson

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

Near Dawson

River and lake gauges