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Marcelline, Illinois

Community in Adams County, Illinois

Air quality

The air at Marcelline

Index 17, good, led by ozone. Read at 1 PM from its reporting area, Mark Twain State Park (MO), 50 miles off.

17Good
  • Ozone17Good13 ppb14.1 mi
  • Coarse particles (PM10)11Good-

The days ahead

Yesterday measured 19, good.

Smoke, the next 43 hours

No smoke near the ground through Sun 7 AM.

FriSatSun

Precipitation

What has fallen at Marcelline

0.01 in in the last 24 hours, 0.73 in over the last 3 days, to Fri 12 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.01in
Last 3 days
0.73in

Visibility

How far you can see at Marcelline, the next 43 hours

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

FriSatSun

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

What is measuring near here

The 6 instruments nearest Marcelline, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 6.4 miles away.

measured now4 instruments

QuincyUIN

At an airfield/15.2 mi away/768 ft/151 ft above here

temp, wind, gust, visibility, precip, pressure

Rank2of 1,393

measured daily2 instruments

Mendon 9.0 NNWIL-HN-10

In a volunteer observer's own ground/6.4 mi away/743 ft/126 ft above here

precip, snowfall, snow depth

Rank-

QuincyQLDI2

At a cooperative observer's station/19.2 mi away/607 ft/10 ft below here

snowfall, snow depth, precip, high, low

Rank793of 1,393

Station report

The weather at Quincy, drawn

The nearest airport reporting now, 15.2 mi from Marcelline, Illinois. From its report of Oct 16, 2026, 12:54 PM local time: 3 of its 6 sheets.

The sky

Broken at 1,800 ft, broken at 2,400 ft, overcast at 3,000 ft; the ceiling is 1,800 ft; visibility 7 mi.

Section of the sky over Quincy, height above the station to scale: broken cloud with its base at 1,800 feet, broken cloud with its base at 2,400 feet, overcast cloud with its base at 3,000 feet, the ceiling at 1,800 feet, and visibility of 7 mi.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT UINFIG. A THE SKY OVER QUINCYSECTION, 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 STATION01,0002,0003,0004,0005,000ETAGESLOWTHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETOVC 3,000 FTOVERCAST, 8 EIGHTHS OF THE SKYBKN 2,400 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYBKN 1,800 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYCEILING 1,800 FTVISIBILITY, MILES: 7 MI0510TITLEQuincy, the skySTATION REPORT · ASOS UINTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-UIN-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

49.0 F with a dew point of 46.0 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 1,800 ft.

Chart of the air at Quincy: temperature 49.0 degrees Fahrenheit and dew point 46.0, 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 1,800 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT UINFIG. B THE AIR AT QUINCYTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00030 F40 F50 F60 FSATURATES 700 FT ABOVE THE STATION, AT 45.3 FLOWEST CLOUD REPORTED, BKN 1,800 FTTEMPERATURE 49.0 FDEW POINT 46.0 FSPREAD 3.0 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 POINTTITLEQuincy, the airSTATION REPORT · ASOS UINTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-UIN-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the northwest (320 degrees) at 17 mph, gusting 28 mph: force 4, a moderate breeze on the Beaufort scale. The strongest gust today was 36 mph.

Plan of the wind at Quincy, north up: blowing from 320 degrees, the northwest, at 17 miles an hour, gusting 28; beside it the Beaufort scale from calm to hurricane force, force 4, moderate breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT UINFIG. C THE WIND AT QUINCYPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 320°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE13NOW, 17 MPH5FRESH BREEZE196STRONG BREEZE25GUST, 28 MPH7NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEQuincy, the windSTATION REPORT · ASOS UINTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-UIN-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Mississippi River AT Quincy LD21 (QLDI2), 19.2 miles from here, read 16 Oct, 06:00. measured daily

Elsewhere in Illinois

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

Near Marcelline

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

Near Marcelline

River and lake gauges