Storm Station
Henderson, Illinois
59°
Partly cloudy· Feels like 59°·Light air 4 mph ESE
Cloudy, with a low around 55. East wind around 3 mph.
-UV
-Air quality
84%Humidity
68%Cloud

What is measuring near here

The 4 instruments nearest Henderson, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.3 miles away.

measured now2 instruments

GalesburgGBG

At an airfield/7.2 mi away/804 ft/12 ft below here

temp, wind, gust, visibility, precip, pressure

Rank281of 417

measured daily2 instruments

Wataga 5.4 WIL-KX-25

In a volunteer observer's own ground/1.3 mi away/808 ft/8 ft below here

precip, snowfall, snow depth

Rank-

GalesburgGBGI2

At a cooperative observer's station/5.6 mi away/761 ft/55 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Galesburg, drawn

The nearest airport reporting now, 7.2 mi from Henderson. From its report of Sep 27, 2026, 4:35 AM local time: 3 of its 6 sheets.

The sky

Overcast at 7,000 ft; the ceiling is 7,000 ft; visibility 10 mi or more.

Section of the sky over Galesburg, height above the station to scale: overcast cloud with its base at 7,000 feet, the ceiling at 7,000 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT GBGFIG. A THE SKY OVER GALESBURGSECTION, 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 FTOVC 7,000 FTOVERCAST, 8 EIGHTHS OF THE SKYCEILING 7,000 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEGalesburg, the skySTATION REPORT · ASOS GBGTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-09-27IDSR-GBG-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-013, FB-SKY-014

The air

58.0 F with a dew point of 54.5 F, 88 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 800 ft up; the lowest cloud reported is at 7,000 ft.

Chart of the air at Galesburg: temperature 58.0 degrees Fahrenheit and dew point 54.5, 88 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 800 feet above the station, against the lowest cloud reported at 7,000 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT GBGFIG. B THE AIR AT GALESBURGTHE 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 F70 FSATURATES 800 FT ABOVE THE STATION, AT 53.7 FABOVE THIS SHEET: LOWEST CLOUD REPORTED, OVC 7,000 FTTEMPERATURE 58.0 FDEW POINT 54.5 FSPREAD 3.5 FRELATIVE HUMIDITY 88 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 POINTTITLEGalesburg, the airSTATION REPORT · ASOS GBGTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-09-27IDSR-GBG-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the east (90 degrees) at 3 mph: force 1, a light air on the Beaufort scale.

Plan of the wind at Galesburg, north up: blowing from 90 degrees, the east, at 3 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 1, light air, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT GBGFIG. C THE WIND AT GALESBURGPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 90°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR1NOW, 3 MPH2LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEGalesburg, the windSTATION REPORT · ASOS GBGTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-09-27IDSR-GBG-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Galesburg (GBGI2), 5.6 miles from here, read 25 Sep, 07:00. measured daily

Elsewhere in Illinois

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

Near Henderson

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