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Montrose, Illinois

Village in Effingham County, Illinois

Air quality

The air at Montrose

Index 21, good, led by ozone. Read at 11 PM from its reporting area, Vincennes (IN), 53 miles off.

21Good
  • Ozone21Good19 ppb11.1 mi

Smoke, the next 44 hours

No smoke near the ground through Sat 7 PM.

FriSat

Precipitation

What has fallen at Montrose

0.93 in in the last 24 hours, 1.25 in over the last 3 days, to Thu 11 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.93in
Last 3 days
1.25in

Visibility

How far you can see at Montrose, the next 44 hours

Visibility stays 8 miles or more through Sat 7 PM, lowest 8 miles Fri 12 AM.

FriSat

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

What is measuring near here

The 6 instruments nearest Montrose, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 4.9 miles away.

measured now4 instruments

Effingham1H2

At an airfield/10.5 mi away/587 ft/13 ft below here

temp, wind, gust, visibility, precip, pressure

Rank629of 1,393

FloraFOAI2

At a river or reservoir gauge/35.2 mi away/490 ft/110 ft below here

temp, wind, gust, humidity, pressure

Rank888of 1,393

measured daily2 instruments

EffinghamEFMI2

At a cooperative observer's station/9.0 mi away/554 ft/46 ft below here

snowfall, snow depth, precip, high, low

Rank1,151of 1,393

Station report

The weather at Effingham, drawn

The nearest airport reporting now, 10.5 mi from Montrose, Illinois. From its report of Oct 15, 2026, 11:55 PM local time: 3 of its 6 sheets.

The sky

Broken at 2,900 ft, broken at 3,800 ft, overcast at 4,300 ft; the ceiling is 2,900 ft; visibility 10 mi or more.

Section of the sky over Effingham, height above the station to scale: broken cloud with its base at 2,900 feet, broken cloud with its base at 3,800 feet, overcast cloud with its base at 4,300 feet, the ceiling at 2,900 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 1H2FIG. A THE SKY OVER EFFINGHAMSECTION, 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 STATION01,0002,0003,0004,0005,0006,0007,000ETAGESLOWMIDDLETHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETOVC 4,300 FTOVERCAST, 8 EIGHTHS OF THE SKYBKN 3,800 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYBKN 2,900 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYCEILING 2,900 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEEffingham, the skySTATION REPORT · ASOS 1H2TYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-1H2-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

72.5 F with a dew point of 66.6 F, 82 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,400 ft up; the lowest cloud reported is at 2,900 ft.

Chart of the air at Effingham: temperature 72.5 degrees Fahrenheit and dew point 66.6, 82 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,400 feet above the station, against the lowest cloud reported at 2,900 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 1H2FIG. B THE AIR AT EFFINGHAMTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,00050 F60 F70 F80 FSATURATES 1,400 FT ABOVE THE STATION, AT 65.2 FLOWEST CLOUD REPORTED, BKN 2,900 FTTEMPERATURE 72.5 FDEW POINT 66.6 FSPREAD 5.9 FRELATIVE HUMIDITY 82 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 POINTTITLEEffingham, the airSTATION REPORT · ASOS 1H2TYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-1H2-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the southwest (220 degrees) at 10 mph: force 3, a gentle breeze on the Beaufort scale. The strongest gust today was 16 mph.

Plan of the wind at Effingham, north up: blowing from 220 degrees, the southwest, at 10 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 1H2FIG. C THE WIND AT EFFINGHAMPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 220°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE8NOW, 10 MPH4MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEEffingham, the windSTATION REPORT · ASOS 1H2TYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-1H2-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Effingham (EFMI2), 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 Montrose

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

Near Montrose

River and lake gauges