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Olmsted, Illinois

Village in Pulaski County, Illinois

Air quality

The air at Olmsted

Index 44, good, led by fine particles. Read at 10 PM from its reporting area, Paducah (KY), 29 miles off.

44Good
  • Fine particles (PM2.5)44Good-
  • Ozone43Good-

The days ahead

Yesterday measured 34, good.

Smoke, the next 46 hours

No smoke near the ground through Sat 7 PM.

FriSat

Precipitation

What has fallen at Olmsted

None in the last 24 hours; 0.10 in over the last 3 days, to Thu 9 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.10in

Visibility

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

Visibility stays 10 miles or more through Sat 7 PM.

FriSat

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

What is measuring near here

The 6 instruments nearest Olmsted, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.4 miles away.

measured now4 instruments

CairoCIR

At an airfield/11.0 mi away/321 ft/72 ft below here

temp, wind, gust, visibility, precip, pressure

Rank534of 1,393

measured daily2 instruments

Station report

The weather at Cairo, drawn

The nearest airport reporting now, 11.0 mi from Olmsted, Illinois. From its report of Oct 15, 2026, 10:15 PM local time: 3 of its 6 sheets.

The sky

No cloud below 12,000 ft; visibility 10 mi or more.

Section of the sky over Cairo, height above the station to scale: no cloud detected below 12,000 feet, the reach of its ceilometer, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT CIRFIG. A THE SKY OVER CAIROSECTION, 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 SHEETNO CLOUD DETECTED BELOW 12,000 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLECairo, the skySTATION REPORT · ASOS CIRTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-CIR-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

78.0 F with a dew point of 59.0 F, 52 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 4,400 ft up.

Chart of the air at Cairo: temperature 78.0 degrees Fahrenheit and dew point 59.0, 52 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 4,400 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT CIRFIG. B THE AIR AT CAIROTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,0005,0006,00040 F50 F60 F70 F80 F90 FSATURATES 4,400 FT ABOVE THE STATION, AT 54.6 FTEMPERATURE 78.0 FDEW POINT 59.0 FSPREAD 19.0 FRELATIVE HUMIDITY 52 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 POINTTITLECairo, the airSTATION REPORT · ASOS CIRTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-CIR-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the south southwest (210 degrees) at 6 mph: force 2, a light breeze on the Beaufort scale. The strongest gust today was 23 mph.

Plan of the wind at Cairo, north up: blowing from 210 degrees, the south southwest, at 6 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 CIRFIG. C THE WIND AT CAIROPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 210°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 6 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLECairo, the windSTATION REPORT · ASOS CIRTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-CIR-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Grand Chain Dam 53 (GCTI2), 2.7 miles from here, read 15 Oct, 06:00. measured daily

Elsewhere in Illinois

23 places, each with its own forecast and its own instruments.

Near Olmsted

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

Near Olmsted

River and lake gauges