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Dongola, Illinois

Village in Union County, Illinois

Air quality

The air at Dongola

Index 15, good, led by ozone. Read at 1 AM from its reporting area, Farrar (MO), 38 miles off.

15Good
  • Ozone15Good-

Smoke, the next 42 hours

No smoke near the ground through Sat 7 PM.

FriSat

Precipitation

What has fallen at Dongola

0.08 in in the last 24 hours, 0.50 in over the last 3 days, to Fri 1 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.08in
Last 3 days
0.50in

Visibility

How far you can see at Dongola, the next 42 hours

Visibility stays 5 miles or more through Sat 7 PM, lowest 6 miles Fri 5 AM.

FriSat

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

What is measuring near here

The 6 instruments nearest Dongola, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.3 miles away.

measured now4 instruments

CairoCIR

At an airfield/20.7 mi away/321 ft/105 ft below here

temp, wind, gust, visibility, precip, pressure

Rank534of 1,393

measured daily2 instruments

Anna 2 NNEANNI2

At a cooperative observer's station/9.0 mi away/640 ft/214 ft above here

snowfall, snow depth, precip, high, low

Rank49of 1,393

Station report

The weather at Cairo, drawn

The nearest airport reporting now, 20.7 mi from Dongola, Illinois. From its report of Oct 16, 2026, 1:55 AM local time: 3 of its 6 sheets.

The sky

Scattered at 3,300 ft, scattered at 3,900 ft, broken at 8,000 ft; the ceiling is 8,000 ft; visibility 10 mi or more.

Section of the sky over Cairo, height above the station to scale: scattered cloud with its base at 3,300 feet, scattered cloud with its base at 3,900 feet, broken cloud with its base at 8,000 feet, the ceiling at 8,000 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT CIRFIG. A THE SKY OVER CAIROSECTION, 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 FTBKN 8,000 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYSCT 3,900 FTSCATTERED, 3 TO 4 EIGHTHS OF THE SKYSCT 3,300 FTSCATTERED, 3 TO 4 EIGHTHS OF THE SKYCEILING 8,000 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLECairo, the skySTATION REPORT · ASOS CIRTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-CIR-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018, FB-SKY-013, FB-SKY-014

The air

73.0 F with a dew point of 62.8 F, 70 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 2,400 ft up; the lowest cloud reported is at 3,300 ft.

Chart of the air at Cairo: temperature 73.0 degrees Fahrenheit and dew point 62.8, 70 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 2,400 feet above the station, against the lowest cloud reported at 3,300 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT CIRFIG. B THE AIR AT CAIROTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,0005,00050 F60 F70 F80 FSATURATES 2,400 FT ABOVE THE STATION, AT 60.4 FLOWEST CLOUD REPORTED, SCT 3,300 FTTEMPERATURE 73.0 FDEW POINT 62.8 FSPREAD 10.2 FRELATIVE HUMIDITY 70 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 POINTTITLECairo, the airSTATION REPORT · ASOS CIRTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-CIR-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the west northwest (300 degrees) at 8 mph: force 3, a gentle breeze on the Beaufort scale.

Plan of the wind at Cairo, north up: blowing from 300 degrees, the west northwest, at 8 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 3, gentle breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT CIRFIG. C THE WIND AT CAIROPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 300°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE8NOW, 8 MPH4MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLECairo, the windSTATION REPORT · ASOS CIRTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-CIR-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Anna 2 NNE (ANNI2), 9.0 miles from here, read 15 Oct, 07:00. measured daily

Elsewhere in Illinois

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

Near Dongola

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

Near Dongola

River and lake gauges