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Shawneetown, Illinois

City in Gallatin County, Illinois

Air quality

The air at Shawneetown

Index 16, good, led by fine particles. Read at 11 PM from its reporting area, Evansville (IN), 40 miles off.

16Good
  • Fine particles (PM2.5)16Good-
  • Ozone16Good-
  • Coarse particles (PM10)6Good-

The days ahead

Highest moderate, Mon Oct 19, led by fine particles. Yesterday measured 51, moderate.

Smoke, the next 45 hours

No smoke near the ground through Sun 7 PM.

SatSun

Precipitation

What has fallen at Shawneetown

0.18 in in the last 24 hours, 1.00 in over the last 3 days, to Fri 10 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.18in
Last 3 days
1.00in

Visibility

How far you can see at Shawneetown, the next 45 hours

Visibility stays 8 miles or more through Sun 7 PM, lowest 9 miles Fri 11 PM.

SatSun

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

What is measuring near here

The 4 instruments nearest Shawneetown, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 2.2 miles away.

measured now2 instruments

HarrisburgHSB

At an airfield/20.8 mi away/397 ft/10 ft below here

temp, wind, gust, visibility, precip, pressure

Rank410of 1,419

measured daily2 instruments

Shawneetown 3.1 WSWIL-GL-5

In a volunteer observer's own ground/2.2 mi away/667 ft/260 ft above here

precip, snowfall, snow depth

Rank-

Station report

The weather at Harrisburg, drawn

The nearest airport reporting now, 20.8 mi from Shawneetown, Illinois. From its report of Oct 16, 2026, 11:35 PM local time: 3 of its 6 sheets.

The sky

Scattered at 7,000 ft; visibility 10 mi or more.

Section of the sky over Harrisburg, height above the station to scale: scattered cloud with its base at 7,000 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT HSBFIG. A THE SKY OVER HARRISBURGSECTION, 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 FTSCT 7,000 FTSCATTERED, 3 TO 4 EIGHTHS OF THE SKYVISIBILITY, MILES: 10 MI OR MORE0510TITLEHarrisburg, the skySTATION REPORT · ASOS HSBTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-17IDSR-HSB-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-013, FB-SKY-014

The air

51.0 F with a dew point of 48.2 F, 90 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 700 ft up; the lowest cloud reported is at 7,000 ft.

Chart of the air at Harrisburg: temperature 51.0 degrees Fahrenheit and dew point 48.2, 90 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 700 feet above the station, against the lowest cloud reported at 7,000 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT HSBFIG. B THE AIR AT HARRISBURGTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,0005,00040 F50 F60 FSATURATES 700 FT ABOVE THE STATION, AT 47.5 FABOVE THIS SHEET: LOWEST CLOUD REPORTED, SCT 7,000 FTTEMPERATURE AND DEW POINT 51.0 F, 48.2 FRELATIVE HUMIDITY 90 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 POINTTITLEHarrisburg, the airSTATION REPORT · ASOS HSBTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-17IDSR-HSB-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the north northwest (330 degrees) at 7 mph: force 2, a light breeze on the Beaufort scale. The strongest gust today was 31 mph.

Plan of the wind at Harrisburg, north up: blowing from 330 degrees, the north northwest, 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 HSBFIG. C THE WIND AT HARRISBURGPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 330°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 7 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEHarrisburg, the windSTATION REPORT · ASOS HSBTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-17IDSR-HSB-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Harrisburg, 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 Shawneetown

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

Near Shawneetown

River and lake gauges