Storm Station
Chesterfield, Illinois
59°
Partly cloudy· Feels like 59°·Light air 1 mph E
A chance of rain showers before noon. Mostly cloudy, with a high near 74. Northeast wind around 3 mph. Chance of precipitation is 40%.
-UV
-Air quality
80%Humidity
42%Cloud

What is measuring near here

The 4 instruments nearest Chesterfield, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 6.3 miles away.

measured now2 instruments

Litchfield3LF

At an airfield/21.9 mi away/689 ft/92 ft above here

temp, wind, gust, visibility, precip, pressure

Rank281of 417

Mississippi River At Alton IlALOI2

At a river or reservoir gauge/26.3 mi away/423 ft/174 ft below here

temp, wind, gust, humidity, pressure

Rank307of 417

measured daily2 instruments

Shipman 5.5 NNEIL-MP-2

In a volunteer observer's own ground/6.3 mi away/584 ft/13 ft below here

precip, snowfall, snow depth

Rank-

MedoraMEDI2

At a cooperative observer's station/7.2 mi away/604 ft/7 ft above here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Litchfield, drawn

The nearest airport reporting now, 21.9 mi from Chesterfield. From its report of Sep 27, 2026, 7:35 AM local time: 3 of its 6 sheets.

The sky

Overcast at 12,000 ft; the ceiling is 12,000 ft; visibility 10 mi or more.

Section of the sky over Litchfield, height above the station to scale: overcast cloud with its base at 12,000 feet, the ceiling at 12,000 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 3LFFIG. A THE SKY OVER LITCHFIELDSECTION, 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 STATION02,5005,0007,50010,00012,50015,00017,50020,000ETAGESLOWMIDDLEHIGHTHE STATIONTHE CEILOMETER READS TO 12,000 FTOVC 12,000 FTOVERCAST, 8 EIGHTHS OF THE SKYCEILING 12,000 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLELitchfield, the skySTATION REPORT · ASOS 3LFTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-09-27IDSR-3LF-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-013, FB-SKY-014

The air

59.4 F with a dew point of 53.0 F, 79 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,500 ft up; the lowest cloud reported is at 12,000 ft.

Chart of the air at Litchfield: temperature 59.4 degrees Fahrenheit and dew point 53.0, 79 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,500 feet above the station, against the lowest cloud reported at 12,000 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 3LFFIG. B THE AIR AT LITCHFIELDTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,0005,0006,0007,00040 F50 F60 F70 FSATURATES 1,500 FT ABOVE THE STATION, AT 51.5 FABOVE THIS SHEET: LOWEST CLOUD REPORTED, OVC 12,000 FTTEMPERATURE 59.4 FDEW POINT 53.0 FSPREAD 6.4 FRELATIVE HUMIDITY 79 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 POINTTITLELitchfield, the airSTATION REPORT · ASOS 3LFTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-09-27IDSR-3LF-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

Calm.

Plan of the wind at Litchfield, north up: calm; beside it the Beaufort scale from calm to hurricane force, force 0, calm, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 3LFFIG. C THE WIND AT LITCHFIELDPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONCALMBEAUFORT FORCELEAST WIND, MPH0CALM0NOW, 0 MPH1LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLELitchfield, the windSTATION REPORT · ASOS 3LFTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-09-27IDSR-3LF-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Medora (MEDI2), 7.2 miles from here, read 27 Sep, 07:00. measured daily

Elsewhere in Illinois

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

Near Chesterfield

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