Storm Station
Ortonville, Michigan
51°
Mostly clear· Feels like 51°·Light air 3 mph NNE
Patchy fog. Mostly clear, with a low around 47. North wind around 3 mph.
-UV
-Air quality
75%Humidity
14%Cloud

What is measuring near here

The 5 instruments nearest Ortonville, 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 now3 instruments

M-1MC127

Beside a road/6.9 mi away/1,053 ft/115 ft above here

temp, pavement temp, wind, visibility, precip

Rank-

Fenton - Holy RAWSHRAM4

A remote fire weather station/12.2 mi away/889 ft/49 ft below here

temp, wind, gust, humidity, pressure

Rank63of 407

PontiacPTK

At an airfield/13.0 mi away/981 ft/43 ft above here

temp, wind, gust, visibility, precip, pressure

Rank87of 407

measured daily2 instruments

Ortonville 0.3 NWMI-OK-54

In a volunteer observer's own ground/0.3 mi away/932 ft/6 ft below here

precip, snowfall, snow depth

Rank-

Ortonville 2SWORTM4

At a cooperative observer's station/2.6 mi away/1,145 ft/207 ft above here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Pontiac, drawn

The nearest airport reporting now, 13.0 mi from Ortonville. From its report of Sep 27, 2026, 4:53 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 Pontiac, 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 PTKFIG. A THE SKY OVER PONTIACSECTION, 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 MORE0510TITLEPontiac, the skySTATION REPORT · ASOS PTKTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-09-27IDSR-PTK-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

49.0 F with a dew point of 48.0 F, 96 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 200 ft up.

Chart of the air at Pontiac: temperature 49.0 degrees Fahrenheit and dew point 48.0, 96 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 200 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT PTKFIG. B THE AIR AT PONTIACTHE 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 200 FT ABOVE THE STATION, AT 47.7 FTEMPERATURE AND DEW POINT 49.0 F, 48.0 FRELATIVE HUMIDITY 96 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 POINTTITLEPontiac, the airSTATION REPORT · ASOS PTKTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-09-27IDSR-PTK-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

Calm.

Plan of the wind at Pontiac, north up: calm; beside it the Beaufort scale from calm to hurricane force, force 0, calm, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT PTKFIG. C THE WIND AT PONTIACPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONCALMBEAUFORT FORCELEAST WIND, MPH0CALM0NOW, 0 MPH1LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEPontiac, the windSTATION REPORT · ASOS PTKTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-09-27IDSR-PTK-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

-in

Snow on the ground

Elsewhere in Michigan

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

Near Ortonville

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