Storm Station
Mapleton, Illinois
57° 76°/54°
Overcast· Feels like 57°·Light breeze 5 mph NE
Mostly cloudy, with a low around 56. East northeast wind around 2 mph.
0UV Low
24Air quality
73%Humidity
100%Cloud
Now
3:15 AM
57feels57
now, overcast
Today
Sep 27
7654
overcast
Mon
Sep 28
7551
overcast
Tue
Sep 29
8054
overcast
Wed
Sep 30
8766
46%
17mph
overcast
Thu
Oct 1
7459
66%
15mph
showers light
Fri
Oct 2
6451
42%
14mph
overcast
Sat
Oct 3
6845
29%
overcast
57°
76°54°
75°51°
80°54°
87°66°
74°59°
64°51°
68°45°

As of 3:15 AM in Mapleton, Illinois.

What is measuring near here

The 4 instruments nearest Mapleton, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 3.8 miles away.

measured now2 instruments

Illinois River AT Peoria L/DPRAI2

At a river or reservoir gauge/6.2 mi away/463 ft/150 ft below here

temp, wind, gust, humidity, pressure

Rank406of 417

PeoriaPIA

At an airfield/6.8 mi away/673 ft/60 ft above here

temp, wind, gust, visibility, precip, pressure

Rank1of 417

measured daily2 instruments

Pekin 1.2 WSWIL-TZ-22

In a volunteer observer's own ground/3.8 mi away/481 ft/132 ft below here

precip, snowfall, snow depth

Rank-

Peoria 5NWPRWI2

At a cooperative observer's station/13.2 mi away/719 ft/106 ft above here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Peoria, drawn

The nearest airport reporting now, 6.8 mi from Mapleton. From its report of Sep 27, 2026, 2:54 AM local time: 3 of its 6 sheets.

The sky

A few clouds at 10,000 ft; visibility 10 mi or more.

Section of the sky over Peoria, height above the station to scale: a few clouds cloud with its base at 10,000 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT PIAFIG. A THE SKY OVER PEORIASECTION, 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 STATION02,5005,0007,50010,00012,50015,000ETAGESLOWMIDDLETHE STATIONTHE CEILOMETER READS TO 12,000 FTFEW 10,000 FTA FEW CLOUDS, 1 TO 2 EIGHTHS OF THE SKYVISIBILITY, MILES: 10 MI OR MORE0510TITLEPeoria, the skySTATION REPORT · ASOS PIATYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-09-27IDSR-PIA-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-013, FB-SKY-014

The air

56.0 F with a dew point of 51.0 F, 83 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,200 ft up; the lowest cloud reported is at 10,000 ft.

Chart of the air at Peoria: temperature 56.0 degrees Fahrenheit and dew point 51.0, 83 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,200 feet above the station, against the lowest cloud reported at 10,000 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT PIAFIG. B THE AIR AT PEORIATHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,0005,0006,00040 F50 F60 F70 FSATURATES 1,200 FT ABOVE THE STATION, AT 49.8 FABOVE THIS SHEET: LOWEST CLOUD REPORTED, FEW 10,000 FTTEMPERATURE 56.0 FDEW POINT 51.0 FSPREAD 5.0 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 POINTTITLEPeoria, the airSTATION REPORT · ASOS PIATYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-09-27IDSR-PIA-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the east northeast (70 degrees) at 7 mph: force 2, a light breeze on the Beaufort scale.

Plan of the wind at Peoria, north up: blowing from 70 degrees, the east northeast, at 7 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 2, light breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT PIAFIG. C THE WIND AT PEORIAPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 70°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 7 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEPeoria, the windSTATION REPORT · ASOS PIATYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-09-27IDSR-PIA-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Peoria 5NW (PRWI2), 13.2 miles from here, read 26 Sep, 08:00. measured daily

Elsewhere in Illinois

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

Near Mapleton

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