Storm Station
St. Louis, Michigan
49°
Mostly clear· Feels like 48°·Light air 4 mph NNW
Sunny, with a high near 74. North northeast wind around 7 mph.
-UV
-Air quality
96%Humidity
16%Cloud

What is measuring near here

The 5 instruments nearest St. Louis, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 3.6 miles away.

measured now3 instruments

Alma [CCOOP]ALMM4

At a river or reservoir gauge/3.9 mi away/768 ft/27 ft above here

temp, wind, gust, humidity, pressure

Rank2of 407

AlmaAMN

At an airfield/7.6 mi away/754 ft/13 ft above here

temp, wind, gust, visibility, precip, pressure

Rank287of 407

M57Mm0320MC146

Beside a road/24.1 mi away/794 ft/53 ft above here

temp, pavement temp, wind, visibility, precip

Rank-

measured daily2 instruments

Alma 0.3 NWMI-GR-3

In a volunteer observer's own ground/3.6 mi away/738 ft/3 ft below here

precip, snowfall, snow depth

Rank-

Oil CityOILM4

At a cooperative observer's station/14.1 mi away/679 ft/62 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Alma, drawn

The nearest airport reporting now, 7.6 mi from St. Louis. From its report of Sep 27, 2026, 9:55 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 Alma, 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 AMNFIG. A THE SKY OVER ALMASECTION, 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 MORE0510TITLEAlma, the skySTATION REPORT · ASOS AMNTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-09-27IDSR-AMN-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

57.2 F with a dew point of 51.8 F, 82 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,200 ft up.

Chart of the air at Alma: temperature 57.2 degrees Fahrenheit and dew point 51.8, 82 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; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT AMNFIG. B THE AIR AT ALMATHE 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 F70 FSATURATES 1,200 FT ABOVE THE STATION, AT 50.5 FTEMPERATURE 57.2 FDEW POINT 51.8 FSPREAD 5.4 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 POINTTITLEAlma, the airSTATION REPORT · ASOS AMNTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-09-27IDSR-AMN-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the north (360 degrees) at 5 mph: force 2, a light breeze on the Beaufort scale.

Plan of the wind at Alma, north up: blowing from 360 degrees, the north, at 5 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 AMNFIG. C THE WIND AT ALMAPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 360°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 5 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEAlma, the windSTATION REPORT · ASOS AMNTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-09-27IDSR-AMN-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Alma, 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 St. Louis

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