Storm Station
Holcomb, Illinois
55°
Partly cloudy· Feels like 55°·Light air 3 mph E
Mostly cloudy, with a low around 49. East wind around 0 mph.
-UV
-Air quality
71%Humidity
54%Cloud

What is measuring near here

The 6 instruments nearest Holcomb, 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 now4 instruments

RockfordRFD

At an airfield/8.8 mi away/722 ft/122 ft below here

temp, wind, gust, visibility, precip, pressure

Rank1of 417

ShabbonaSBNI2

At a river or reservoir gauge/19.9 mi away/863 ft/19 ft above here

temp, wind, gust, humidity, pressure

Rank156of 417

Shabbona 5 NNE54811

At a climate reference station/20.1 mi away/861 ft/17 ft above here

temp, humidity, wind, solar, precip

Rank-

Harmony @ GenoaIMC01

Beside a road/22.2 mi away/830 ft/14 ft below here

temp, pavement temp, wind, visibility, precip

Rank410of 417

measured daily2 instruments

Davis Junction 0.8 WSWIL-OG-1

In a volunteer observer's own ground/2.2 mi away/814 ft/30 ft below here

precip, snowfall, snow depth

Rank-

Oregon WWTPOREI2

At a water treatment plant/12.5 mi away/676 ft/168 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Rockford, drawn

The nearest airport reporting now, 8.8 mi from Holcomb. From its report of Sep 27, 2026, 3:54 AM local time: 3 of its 6 sheets.

The sky

Broken at 25,000 ft; the ceiling is 25,000 ft; visibility 10 mi or more.

Section of the sky over Rockford, height above the station to scale: broken cloud with its base at 25,000 feet, the ceiling at 25,000 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT RFDFIG. A THE SKY OVER ROCKFORDSECTION, 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 STATION05,00010,00015,00020,00025,00030,00035,00040,000ETAGESLOWMIDDLEHIGHTHE STATIONTHE CEILOMETER READS TO 12,000 FTBKN 25,000 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYCEILING 25,000 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLERockford, the skySTATION REPORT · ASOS RFDTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-09-27IDSR-RFD-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-010, FB-SKY-011, FB-SKY-012

The air

49.0 F with a dew point of 48.0 F, 96 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 200 ft up; the lowest cloud reported is at 25,000 ft.

Chart of the air at Rockford: temperature 49.0 degrees Fahrenheit and dew point 48.0, 96 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 200 feet above the station, against the lowest cloud reported at 25,000 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT RFDFIG. B THE AIR AT ROCKFORDTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,00040 F50 F60 FSATURATES 200 FT ABOVE THE STATION, AT 47.8 FABOVE THIS SHEET: LOWEST CLOUD REPORTED, BKN 25,000 FTTEMPERATURE AND DEW POINT 49.0 F, 48.0 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 POINTTITLERockford, the airSTATION REPORT · ASOS RFDTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-09-27IDSR-RFD-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

Calm.

Plan of the wind at Rockford, 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 RFDFIG. C THE WIND AT ROCKFORDPLAN, 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 FORCE73TITLERockford, the windSTATION REPORT · ASOS RFDTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-09-27IDSR-RFD-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

-in

Snow on the ground

Elsewhere in Illinois

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

Near Holcomb

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