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Cedarville, Illinois

Village in Stephenson County, Illinois

Air quality

The air at Cedarville

Index 9, good, led by fine particles. Read at 11 PM from its reporting area, Rockford (IL), 31 miles off.

9Good
  • Fine particles (PM2.5)9Good-
  • Ozone7Good-

The days ahead

Good each day through Mon Oct 19, led by fine particles. Yesterday measured 27, good.

Smoke, the next 44 hours

No smoke near the ground through Sat 7 PM.

FriSat

Precipitation

What has fallen at Cedarville

0.33 in in the last 24 hours, and none in the 2 days before, to Thu 11 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.33in
Last 3 days
0.33in

Visibility

How far you can see at Cedarville, the next 44 hours

Visibility stays 8 miles or more through Sat 7 PM, lowest 8 miles Sat 6 AM.

FriSat

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

What is measuring near here

The 6 instruments nearest Cedarville, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 3.1 miles away.

measured now4 instruments

FreeportFEP

At an airfield/9.3 mi away/860 ft/11 ft above here

temp, wind, gust, visibility, precip, pressure

Rank335of 1,393

measured daily2 instruments

FreeportFEEI2

At a cooperative observer's station/5.3 mi away/771 ft/78 ft below here

snowfall, snow depth, precip, high, low

Rank146of 1,393

Freeport 1.5 WNWIL-SP-10

In a volunteer observer's own ground/5.6 mi away/860 ft/11 ft above here

precip, snowfall, snow depth

Rank-

Station report

The weather at Freeport, drawn

The nearest airport reporting now, 9.3 mi from Cedarville, Illinois. From its report of Oct 15, 2026, 11:55 PM local time: 3 of its 6 sheets.

The sky

Overcast at 1,400 ft; the ceiling is 1,400 ft; visibility 10 mi or more.

Section of the sky over Freeport, height above the station to scale: overcast cloud with its base at 1,400 feet, the ceiling at 1,400 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT FEPFIG. A THE SKY OVER FREEPORTSECTION, 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 1,400 FTOVERCAST, 8 EIGHTHS OF THE SKYCEILING 1,400 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEFreeport, the skySTATION REPORT · ASOS FEPTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-FEP-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 51.8 F, 96 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 300 ft up; the lowest cloud reported is at 1,400 ft.

Chart of the air at Freeport: temperature 53.0 degrees Fahrenheit and dew point 51.8, 96 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 300 feet above the station, against the lowest cloud reported at 1,400 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT FEPFIG. B THE AIR AT FREEPORTTHE 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 FSATURATES 300 FT ABOVE THE STATION, AT 51.5 FLOWEST CLOUD REPORTED, OVC 1,400 FTTEMPERATURE AND DEW POINT 53.0 F, 51.8 FRELATIVE HUMIDITY 96 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 POINTTITLEFreeport, the airSTATION REPORT · ASOS FEPTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-FEP-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the west northwest (300 degrees) at 16 mph, gusting 25 mph: force 4, a moderate breeze on the Beaufort scale. The strongest gust today was 28 mph.

Plan of the wind at Freeport, north up: blowing from 300 degrees, the west northwest, at 16 miles an hour, gusting 25; beside it the Beaufort scale from calm to hurricane force, force 4, moderate breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT FEPFIG. C THE WIND AT FREEPORTPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 300°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE13NOW, 16 MPH5FRESH BREEZE196STRONG BREEZE25GUST, 25 MPH7NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEFreeport, the windSTATION REPORT · ASOS FEPTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-FEP-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Freeport (FEEI2), 5.3 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 Cedarville

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

Near Cedarville

River and lake gauges