Storm Station
Sign in

St. Louis, Oklahoma

Town in Pottawatomie County, Oklahoma

Air quality

The air at St. Louis

Index 18, good, led by fine particles. Read at 2 AM from its reporting area, Oklahoma City (OK), 45 miles off.

18Good
  • Fine particles (PM2.5)18Good-
  • Ozone16Good-
  • Coarse particles (PM10)6Good-

The days ahead

Highest 80, moderate, Mon Oct 19, led by ozone. Yesterday measured 21, good.

Smoke, the next 41 hours

No smoke near the ground through Sat 7 PM.

FriSat

Precipitation

What has fallen at St. Louis

2.25 in in the last 24 hours, 4.75 in over the last 3 days, to Fri 2 AM. Measured by radar and rain gauges, as water.

Last 24 hours
2.25in
Last 3 days
4.75in

Visibility

How far you can see at St. Louis, the next 41 hours

Visibility stays 8 miles or more through Sat 7 PM, lowest 9 miles Sat 8 AM.

FriSat

On the radar over St. Louis, OklahomaReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 6 instruments nearest St. Louis, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 3.8 miles away.

measured now4 instruments

SeminoleSRE

At an airfield/17.4 mi away/1,024 ft/23 ft above here

temp, wind, gust, visibility, precip, pressure

Rank154of 859

I-40 & ShawneeI40ST179

Beside a road/22.5 mi away/-/- ft from here

temp, pavement temp, wind, visibility, precip

Rank-

measured daily2 instruments

Macomb 5.3 ESEOK-PT-14

In a volunteer observer's own ground/3.8 mi away/1,012 ft/11 ft above here

precip, snowfall, snow depth

Rank-

SeminoleSEMO2

At a cooperative observer's station/16.2 mi away/942 ft/59 ft below here

snowfall, snow depth, precip, high, low

Rank145of 859

Station report

The weather at Seminole, drawn

The nearest airport reporting now, 17.4 mi from St. Louis, Oklahoma. From its report of Oct 16, 2026, 2:35 AM local time: 3 of its 6 sheets.

The sky

Scattered at 9,500 ft; visibility 10 mi or more.

Section of the sky over Seminole, height above the station to scale: scattered cloud with its base at 9,500 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT SREFIG. A THE SKY OVER SEMINOLESECTION, 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 FTSCT 9,500 FTSCATTERED, 3 TO 4 EIGHTHS OF THE SKYVISIBILITY, MILES: 10 MI OR MORE0510TITLESeminole, the skySTATION REPORT · ASOS SRETYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-SRE-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-013, FB-SKY-014

The air

57.2 F with a dew point of 48.2 F, 72 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 2,100 ft up; the lowest cloud reported is at 9,500 ft.

Chart of the air at Seminole: temperature 57.2 degrees Fahrenheit and dew point 48.2, 72 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, against the lowest cloud reported at 9,500 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT SREFIG. B THE AIR AT SEMINOLETHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,0005,0006,0007,0008,00040 F50 F60 F70 FSATURATES 2,100 FT ABOVE THE STATION, AT 46.2 FABOVE THIS SHEET: LOWEST CLOUD REPORTED, SCT 9,500 FTTEMPERATURE 57.2 FDEW POINT 48.2 FSPREAD 9.0 FRELATIVE HUMIDITY 72 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 POINTTITLESeminole, the airSTATION REPORT · ASOS SRETYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-SRE-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the north (10 degrees) at 15 mph, gusting 22 mph: force 4, a moderate breeze on the Beaufort scale. The strongest gust today was 28 mph.

Plan of the wind at Seminole, north up: blowing from 10 degrees, the north, at 15 miles an hour, gusting 22; beside it the Beaufort scale from calm to hurricane force, force 4, moderate breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT SREFIG. C THE WIND AT SEMINOLEPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 10°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE13NOW, 15 MPH5FRESH BREEZE19GUST, 22 MPH6STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLESeminole, the windSTATION REPORT · ASOS SRETYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-SRE-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

-

Snow on the ground

Elsewhere in Oklahoma

23 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.

Near St. Louis

River and lake gauges