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Gilson, Illinois

Community in Knox County, Illinois

Air quality

The air at Gilson

Index 20, good, led by fine particles. Read at 2 AM from its reporting area, Rock Island-Moline (IL), 35 miles off.

20Good
  • Fine particles (PM2.5)20Good-
  • Ozone14Good-

The days ahead

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

Smoke, the next 41 hours

No smoke near the ground through Sat 7 PM.

FriSat

Precipitation

What has fallen at Gilson

0.14 in in the last 24 hours, 0.24 in over the last 3 days, to Fri 1 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.14in
Last 3 days
0.24in

Visibility

How far you can see at Gilson, the next 41 hours

Visibility stays 7 miles or more through Sat 7 PM, lowest 8 miles Fri 3 PM.

FriSat

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

What is measuring near here

The 6 instruments nearest Gilson, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 2.6 miles away.

measured now4 instruments

GalesburgGBG

At an airfield/13.1 mi away/804 ft/121 ft above here

temp, wind, gust, visibility, precip, pressure

Rank402of 1,393

measured daily2 instruments

Knoxville 3.2 SEIL-KX-2

In a volunteer observer's own ground/2.6 mi away/699 ft/16 ft above here

precip, snowfall, snow depth

Rank-

KnoxvilleKNXI2

At a cooperative observer's station/5.6 mi away/738 ft/55 ft above here

snowfall, snow depth, precip, high, low

Rank163of 1,393

Station report

The weather at Galesburg, drawn

The nearest airport reporting now, 13.1 mi from Gilson, Illinois. From its report of Oct 16, 2026, 2:15 AM local time: 3 of its 6 sheets.

The sky

Broken at 2,300 ft, overcast at 4,700 ft; the ceiling is 2,300 ft; visibility 10 mi or more.

Section of the sky over Galesburg, height above the station to scale: broken cloud with its base at 2,300 feet, overcast cloud with its base at 4,700 feet, the ceiling at 2,300 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 STATION01,0002,0003,0004,0005,0006,0007,0008,000ETAGESLOWMIDDLETHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETOVC 4,700 FTOVERCAST, 8 EIGHTHS OF THE SKYBKN 2,300 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYCEILING 2,300 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEGalesburg, the skySTATION REPORT · ASOS GBGTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-GBG-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

50.5 F with a dew point of 47.3 F, 89 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 700 ft up; the lowest cloud reported is at 2,300 ft.

Chart of the air at Galesburg: temperature 50.5 degrees Fahrenheit and dew point 47.3, 89 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 700 feet above the station, against the lowest cloud reported at 2,300 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 STATION01,0002,0003,00040 F50 F60 FSATURATES 700 FT ABOVE THE STATION, AT 46.6 FLOWEST CLOUD REPORTED, BKN 2,300 FTTEMPERATURE 50.5 FDEW POINT 47.3 FSPREAD 3.2 FRELATIVE HUMIDITY 89 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 6DATE2026-10-16IDSR-GBG-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 13 mph, gusting 20 mph: force 4, a moderate breeze on the Beaufort scale. The strongest gust today was 25 mph.

Plan of the wind at Galesburg, north up: blowing from 300 degrees, the west northwest, at 13 miles an hour, gusting 20; beside it the Beaufort scale from calm to hurricane force, force 4, moderate breeze, 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 300°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE13NOW, 13 MPH5FRESH BREEZE19GUST, 20 MPH6STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEGalesburg, the windSTATION REPORT · ASOS GBGTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-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 Knoxville (KNXI2), 5.6 miles from here, read 15 Oct, 08:00. measured daily

Elsewhere in Illinois

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

Near Gilson

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

Near Gilson

River and lake gauges