Storm Station
Calvin, Oklahoma
82°
Mostly clear· Feels like 82°·Light breeze 4 mph ENE
A slight chance of showers and thunderstorms before 4am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 69. South southeast wind around 5 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
-UV
-Air quality
41%Humidity
34%Cloud

What is measuring near here

The 4 instruments nearest Calvin, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 5.0 miles away.

measured now2 instruments

Calvin MesonetHLSO2

At a river or reservoir gauge/5.0 mi away/764 ft/9 ft above here

temp, wind, gust, humidity, pressure

Rank238of 473

Ada_Municipal_AirportADH

At an airfield/26.3 mi away/1,017 ft/262 ft above here

temp, wind, gust, visibility, precip, pressure

Rank386of 473

measured daily2 instruments

Holdenville 3.6 WSWOK-HG-3

In a volunteer observer's own ground/13.6 mi away/902 ft/147 ft above here

precip, snowfall, snow depth

Rank-

Centrahoma MesonetCNSO2

At a cooperative observer's station/25.1 mi away/712 ft/43 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Ada_Municipal_Airport, drawn

The nearest airport reporting now, 26.3 mi from Calvin. 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 Ada_Municipal_Airport, 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 ADHFIG. A THE SKY OVER ADA_MUNICIPAL_AIRPORTSECTION, 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 MORE0510TITLEAda_Municipal_Airport, the skySTATION REPORT · ASOS ADHTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-09-27IDSR-ADH-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

73.4 F with a dew point of 64.4 F, 73 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 2,100 ft up.

Chart of the air at Ada_Municipal_Airport: temperature 73.4 degrees Fahrenheit and dew point 64.4, 73 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 2,100 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT ADHFIG. B THE AIR AT ADA_MUNICIPAL_AIRPORTTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00050 F60 F70 F80 FSATURATES 2,100 FT ABOVE THE STATION, AT 62.3 FTEMPERATURE 73.4 FDEW POINT 64.4 FSPREAD 9.0 FRELATIVE HUMIDITY 73 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 POINTTITLEAda_Municipal_Airport, the airSTATION REPORT · ASOS ADHTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-09-27IDSR-ADH-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the south (170 degrees) at 8 mph: force 3, a gentle breeze on the Beaufort scale.

Plan of the wind at Ada_Municipal_Airport, north up: blowing from 170 degrees, the south, at 8 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 3, gentle breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT ADHFIG. C THE WIND AT ADA_MUNICIPAL_AIRPORTPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 170°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE8NOW, 8 MPH4MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEAda_Municipal_Airport, the windSTATION REPORT · ASOS ADHTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-09-27IDSR-ADH-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

-in

Snow on the ground

Elsewhere in Oklahoma

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

Near Calvin

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