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Grantwood Village, Missouri

Town in St. Louis County, Missouri

Air quality

The air at Grantwood Village

Index 15, good, led by ozone. Read at 6 PM from its reporting area, Saint Louis (MO), 20 miles off.

15Good
  • Fine particles (PM2.5)9Good6.7 mi
  • Ozone15Good12 ppb7.5 mi
  • Coarse particles (PM10)7Good7.5 mi
  • Nitrogen dioxide3Good3.9 ppb6.7 mi
  • Sulfur dioxide0Good0.4 ppb11 mi
  • Carbon monoxide-0.1 ppm6.7 mi

The days ahead

Yesterday measured 40, good.

Smoke, the next 43 hours

No smoke near the ground through Sun 1 PM.

FriSatSun

Precipitation

What has fallen at Grantwood Village

0.05 in in the last 24 hours, 1.65 in over the last 3 days, to Fri 6 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.05in
Last 3 days
1.65in

Visibility

How far you can see at Grantwood Village, the next 43 hours

Mist or haze: visibility falls to 2 miles Fri 7 PM.

FriSatSun

On the radar over Grantwood Village, MissouriReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 6 instruments nearest Grantwood Village, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.0 miles away.

measured now4 instruments

St. LouisSTL

At an airfield/14.0 mi away/561 ft/1 ft above here

temp, wind, gust, visibility, precip, pressure

Rank782of 1,043

measured daily2 instruments

Kirkwood 1NNWKWDM7

At a cooperative observer's station/5.0 mi away/661 ft/101 ft above here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at St. Louis, drawn

The nearest airport reporting now, 14.0 mi from Grantwood Village, Missouri. From its report of Oct 16, 2026, 6:51 PM local time: 3 of its 6 sheets.

The sky

A few clouds at 2,600 ft, overcast at 3,900 ft; the ceiling is 3,900 ft; visibility 10 mi or more.

Section of the sky over St. Louis, height above the station to scale: a few clouds cloud with its base at 2,600 feet, overcast cloud with its base at 3,900 feet, the ceiling at 3,900 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT STLFIG. A THE SKY OVER ST. LOUISSECTION, 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 STATION01,0002,0003,0004,0005,0006,000ETAGESLOWTHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETOVC 3,900 FTOVERCAST, 8 EIGHTHS OF THE SKYFEW 2,600 FTA FEW CLOUDS, 1 TO 2 EIGHTHS OF THE SKYCEILING 3,900 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLESt. Louis, the skySTATION REPORT · ASOS STLTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-STL-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

54.0 F with a dew point of 47.0 F, 77 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,600 ft up; the lowest cloud reported is at 2,600 ft.

Chart of the air at St. Louis: temperature 54.0 degrees Fahrenheit and dew point 47.0, 77 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,600 feet above the station, against the lowest cloud reported at 2,600 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT STLFIG. B THE AIR AT ST. LOUISTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,00030 F40 F50 F60 FSATURATES 1,600 FT ABOVE THE STATION, AT 45.4 FLOWEST CLOUD REPORTED, FEW 2,600 FTTEMPERATURE 54.0 FDEW POINT 47.0 FSPREAD 7.0 FRELATIVE HUMIDITY 77 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 POINTTITLESt. Louis, the airSTATION REPORT · ASOS STLTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-STL-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the north northwest (330 degrees) at 16 mph, gusting 24 mph: force 4, a moderate breeze on the Beaufort scale. The strongest gust today was 38 mph.

Plan of the wind at St. Louis, north up: blowing from 330 degrees, the north northwest, at 16 miles an hour, gusting 24; beside it the Beaufort scale from calm to hurricane force, force 4, moderate breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT STLFIG. C THE WIND AT ST. LOUISPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 330°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE13NOW, 16 MPH5FRESH BREEZE19GUST, 24 MPH6STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLESt. Louis, the windSTATION REPORT · ASOS STLTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-STL-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

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Snow on the ground

Elsewhere in Missouri

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

Near Grantwood Village

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

Near Grantwood Village

River and lake gauges