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Earlville, Illinois

City in LaSalle County, Illinois

Air quality

The air at Earlville

Index 9, good, led by ozone. Read at 1 AM from its reporting area, Aurora and Elgin (IL), 30 miles off.

9Good
  • Fine particles (PM2.5)7Good-
  • Ozone9Good-

The days ahead

Good each day through Mon Oct 19, led by fine particles. Yesterday measured 23, good.

Smoke, the next 42 hours

No smoke near the ground through Sat 7 PM.

FriSat

Precipitation

What has fallen at Earlville

0.42 in in the last 24 hours, 0.50 in over the last 3 days, to Fri 1 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.42in
Last 3 days
0.50in

Visibility

How far you can see at Earlville, the next 42 hours

Visibility stays 8 miles or more through Sat 7 PM, lowest 9 miles Fri 12 PM.

FriSat

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

What is measuring near here

The 7 instruments nearest Earlville, 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 now5 instruments

PeruVYS

At an airfield/20.2 mi away/653 ft/43 ft below here

temp, wind, gust, visibility, precip, pressure

Rank739of 1,393

measured daily2 instruments

Earlville 2.5 SSWIL-LS-74

In a volunteer observer's own ground/2.4 mi away/706 ft/10 ft above here

precip, snowfall, snow depth

Rank-

Earlville 3SERVI2

At a cooperative observer's station/2.5 mi away/692 ft/4 ft below here

snowfall, snow depth, precip, high, low

Rank774of 1,393

Station report

The weather at Shabbona 5 NNE, drawn

The nearest instrument reporting now, 17.9 mi from Earlville, Illinois. From its report of Oct 16, 2026, 12:00 AM local time: 3 of its 5 sheets.

The air

54.5 F with a dew point of 49.8 F, 84 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,100 ft up.

Chart of the air at Shabbona 5 NNE: temperature 54.5 degrees Fahrenheit and dew point 49.8, 84 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,100 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 54811FIG. B THE AIR AT SHABBONA 5 NNETHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00040 F50 F60 F70 FSATURATES 1,100 FT ABOVE THE STATION, AT 48.7 FTEMPERATURE 54.5 FDEW POINT 49.8 FSPREAD 4.7 FRELATIVE HUMIDITY 84 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 POINTTITLEShabbona 5 NNE, the airSTATION REPORT · USCRN 54811TYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 5DATE2026-10-16IDSR-54811-1DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

At 11 mph: force 3, a gentle breeze on the Beaufort scale.

Plan of the wind at Shabbona 5 NNE, north up: at 11 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 3, gentle breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 54811FIG. C THE WIND AT SHABBONA 5 NNEPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONDIRECTION NOT REPORTEDBEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE8NOW, 11 MPH4MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEShabbona 5 NNE, the windSTATION REPORT · USCRN 54811TYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 2 of 5DATE2026-10-16IDSR-54811-2DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008

The column

At 861 ft above sea level, 3 per cent of the atmosphere's air lies below the station. The standard atmosphere puts the pressure there at 29.00 inHg and the temperature at 55.9 F; it reports 54.5 F, 1.4 F colder than standard.

Section from sea level of where Shabbona 5 NNE stands in the atmosphere, height to scale: the station 861 feet above sea level with 3 per cent of the air below it; the standard atmosphere's pressure there, 29.00 inches of mercury, and temperature, 55.9 degrees Fahrenheit.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 54811FIG. D WHERE SHABBONA 5 NNE STANDS IN THE ATMOSPHERESECTION FROM SEA LEVEL, HEIGHT TO SCALE, THE STATION IN THE STANDARD ATMOSPHEREFT ABOVE SEA LEVEL05,00010,00015,000SEA LEVEL, 29.92 inHg IN THE STANDARD ATMOSPHERESHABBONA 5 NNE3 PER CENT OF THE AIR BELOW IT861 FT10 PER CENT OF THE AIR BELOW, 2,890 FT20 PER CENT OF THE AIR BELOW, 6,050 FT30 PER CENT OF THE AIR BELOW, 9,540 FT40 PER CENT OF THE AIR BELOW, 13,470 FTSTANDARD PRESSURE HERE29.00 inHgSTANDARD TEMPERATURE HERE55.9 FTEMPERATURE, REPORTED54.5 FTITLEShabbona 5 NNE, the columnSTATION REPORT · USCRN 54811TYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 3 of 5DATE2026-10-16IDSR-54811-3DRAWN AS linework on paperSOURCES FB-ENG-001, FB-ENG-003

The full report of Shabbona 5 NNE, in 5 sheets, each beside the Field Book plates that explain it

0in

Snow on the ground

Measured at Earlville 3S (ERVI2), 2.5 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 Earlville

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

Near Earlville

River and lake gauges