Storm Station
Roberts, Illinois
49° 74°/47°
Clear· Feels like 48°·Light air 4 mph E
Patchy fog. Partly cloudy, with a low around 49. East northeast wind around 0 mph.
0UV Low
-Air quality
83%Humidity
0%Cloud
Now
3:15 AM
49feels48
now, clear
Today
Sep 27
7447
overcast
Mon
Sep 28
7649
overcast
Tue
Sep 29
7654
overcast
Wed
Sep 30
8461
38%
14mph
overcast
Thu
Oct 1
7462
60%
14mph
showers
Fri
Oct 2
6549
44%
13mph
overcast
Sat
Oct 3
6746
33%
12mph
overcast
49°
74°47°
76°49°
76°54°
84°61°
74°62°
65°49°
67°46°

As of 3:15 AM in Roberts, Illinois.

What is measuring near here

The 4 instruments nearest Roberts, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 4.6 miles away.

measured now2 instruments

RantoulTIP

At an airfield/22.2 mi away/738 ft/44 ft below here

temp, wind, gust, visibility, precip, pressure

Rank286of 417

Urbana [CCOOP]URBI2

At a river or reservoir gauge/36.7 mi away/722 ft/60 ft below here

temp, wind, gust, humidity, pressure

Rank312of 417

measured daily2 instruments

Melvin 0.2 WSWIL-FD-2

In a volunteer observer's own ground/4.6 mi away/794 ft/12 ft above here

precip, snowfall, snow depth

Rank-

ChatsworthCHTI2

At a cooperative observer's station/10.9 mi away/725 ft/57 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Rantoul, drawn

The nearest airport reporting now, 22.2 mi from Roberts. From its report of Sep 27, 2026, 3:15 AM local time: 3 of its 6 sheets.

The sky

No cloud below 12,000 ft; visibility 10 mi or more.

Section of the sky over Rantoul, height above the station to scale: no cloud detected below 12,000 feet, the reach of its ceilometer, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT TIPFIG. A THE SKY OVER RANTOULSECTION, 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 STATION05001,0001,5002,0002,5003,000ETAGESLOWTHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETNO CLOUD DETECTED BELOW 12,000 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLERantoul, the skySTATION REPORT · ASOS TIPTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-09-27IDSR-TIP-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

52.0 F with a dew point of 47.7 F, 85 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,000 ft up.

Chart of the air at Rantoul: temperature 52.0 degrees Fahrenheit and dew point 47.7, 85 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,000 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT TIPFIG. B THE AIR AT RANTOULTHE 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 1,000 FT ABOVE THE STATION, AT 46.7 FTEMPERATURE 52.0 FDEW POINT 47.7 FSPREAD 4.3 FRELATIVE HUMIDITY 85 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 POINTTITLERantoul, the airSTATION REPORT · ASOS TIPTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-09-27IDSR-TIP-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the northeast (50 degrees) at 3 mph: force 1, a light air on the Beaufort scale.

Plan of the wind at Rantoul, north up: blowing from 50 degrees, the northeast, at 3 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 1, light air, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT TIPFIG. C THE WIND AT RANTOULPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 50°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR1NOW, 3 MPH2LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLERantoul, the windSTATION REPORT · ASOS TIPTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-09-27IDSR-TIP-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

-in

Snow on the ground

Elsewhere in Illinois

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

Near Roberts

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