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Flat Rock, Illinois

Village in Crawford County, Illinois

Air quality

The air at Flat Rock

Index 21, good, led by ozone. Read at 10 PM from its reporting area, Vincennes (IN), 11 miles off.

21Good
  • Ozone21Good-

Smoke, the next 45 hours

No smoke near the ground through Sat 7 PM.

FriSat

Precipitation

What has fallen at Flat Rock

0.64 in in the last 24 hours, 0.96 in over the last 3 days, to Thu 10 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.64in
Last 3 days
0.96in

Visibility

How far you can see at Flat Rock, the next 45 hours

Visibility stays 8 miles or more through Sat 7 PM, lowest 9 miles Fri 3 AM.

FriSat

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

What is measuring near here

The 6 instruments nearest Flat Rock, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 7.7 miles away.

measured now4 instruments

measured daily2 instruments

Palestine 0.4 WNWIL-CW-7

In a volunteer observer's own ground/7.7 mi away/451 ft/51 ft below here

precip, snowfall, snow depth

Rank-

RobinsonRBSI2

At a cooperative observer's station/9.1 mi away/525 ft/23 ft above here

snowfall, snow depth, precip, high, low

Rank1,217of 1,393

Station report

The weather at Robinson, drawn

The nearest airport reporting now, 8.0 mi from Flat Rock, Illinois. From its report of Oct 15, 2026, 10:35 PM 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 Robinson, 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 RSVFIG. A THE SKY OVER ROBINSONSECTION, 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 MORE0510TITLERobinson, the skySTATION REPORT · ASOS RSVTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-RSV-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-013, FB-SKY-014

The air

75.2 F with a dew point of 69.8 F, 83 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,300 ft up; the lowest cloud reported is at 7,000 ft.

Chart of the air at Robinson: temperature 75.2 degrees Fahrenheit and dew point 69.8, 83 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,300 feet above the station, against the lowest cloud reported at 7,000 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT RSVFIG. B THE AIR AT ROBINSONTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,0005,0006,00060 F70 F80 F90 FSATURATES 1,300 FT ABOVE THE STATION, AT 68.5 FABOVE THIS SHEET: LOWEST CLOUD REPORTED, OVC 7,000 FTTEMPERATURE 75.2 FDEW POINT 69.8 FSPREAD 5.4 FRELATIVE HUMIDITY 83 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 POINTTITLERobinson, the airSTATION REPORT · ASOS RSVTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-RSV-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the west southwest (240 degrees) at 13 mph, gusting 17 mph: force 4, a moderate breeze on the Beaufort scale. The strongest gust today was 17 mph.

Plan of the wind at Robinson, north up: blowing from 240 degrees, the west southwest, at 13 miles an hour, gusting 17; beside it the Beaufort scale from calm to hurricane force, force 4, moderate breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT RSVFIG. C THE WIND AT ROBINSONPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 240°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE13NOW, 13 MPH5FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLERobinson, the windSTATION REPORT · ASOS RSVTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-RSV-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Robinson (RBSI2), 9.1 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 Flat Rock

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

Near Flat Rock

River and lake gauges