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Hanley Hills, Missouri

Village in St. Louis County, Missouri

Air quality

The air at Hanley Hills

Index 26, good, led by fine particles. Read at 10 AM from its reporting area, St. Louis (Metro-east) (IL), 20 miles off.

26Good
  • Fine particles (PM2.5)26Good4 mi
  • Ozone19Good19 ppb6.8 mi
  • Coarse particles (PM10)16Good6.8 mi
  • Nitrogen dioxide3Good3.9 ppb4 mi
  • Sulfur dioxide0Good0.4 ppb6.8 mi
  • Carbon monoxide-0.2 ppm4 mi

The days ahead

Good each day through Mon Oct 19, led by fine particles. Yesterday measured 39, good.

Smoke, the next 46 hours

No smoke near the ground through Sun 7 AM.

FriSatSun

Precipitation

What has fallen at Hanley Hills

0.42 in in the last 24 hours, 1.10 in over the last 3 days, to Fri 9 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.42in
Last 3 days
1.10in

Visibility

How far you can see at Hanley Hills, the next 46 hours

Visibility stays 8 miles or more through Sun 7 AM, lowest 9 miles Fri 3 PM.

FriSatSun

On the radar over Hanley Hills, MissouriReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 6 instruments nearest Hanley Hills, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.5 miles away.

measured now4 instruments

St. LouisSTL

At an airfield/5.4 mi away/561 ft/24 ft above here

temp, wind, gust, visibility, precip, pressure

Rank810of 1,014

measured daily2 instruments

Normandy 0.6 SWMO-SL-120

In a volunteer observer's own ground/1.4 mi away/632 ft/95 ft above here

precip, snowfall, snow depth

Rank-

Station report

The weather at St. Louis, drawn

The nearest airport reporting now, 5.4 mi from Hanley Hills, Missouri. From its report of Oct 16, 2026, 9:51 AM local time: 3 of its 6 sheets.

The sky

A few clouds at 3,000 ft, scattered at 12,000 ft, scattered at 25,000 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 3,000 feet, scattered cloud with its base at 12,000 feet, scattered cloud with its base at 25,000 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 STATION05,00010,00015,00020,00025,00030,00035,00040,000ETAGESLOWMIDDLEHIGHTHE STATIONTHE CEILOMETER READS TO 12,000 FTSCT 25,000 FTSCATTERED, 3 TO 4 EIGHTHS OF THE SKYSCT 12,000 FTSCATTERED, 3 TO 4 EIGHTHS OF THE SKYFEW 3,000 FTA FEW CLOUDS, 1 TO 2 EIGHTHS OF THE SKYVISIBILITY, 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, FB-SKY-013, FB-SKY-014, FB-SKY-010, FB-SKY-011, FB-SKY-012

The air

54.0 F with a dew point of 42.0 F, 64 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 2,700 ft up; the lowest cloud reported is at 3,000 ft.

Chart of the air at St. Louis: temperature 54.0 degrees Fahrenheit and dew point 42.0, 64 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 2,700 feet above the station, against the lowest cloud reported at 3,000 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 2,700 FT ABOVE THE STATION, AT 39.4 FLOWEST CLOUD REPORTED, FEW 3,000 FTTEMPERATURE 54.0 FDEW POINT 42.0 FSPREAD 12.0 FRELATIVE HUMIDITY 64 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 west northwest (300 degrees) at 15 mph, gusting 28 mph: force 4, a moderate breeze on the Beaufort scale. The strongest gust today was 35 mph.

Plan of the wind at St. Louis, north up: blowing from 300 degrees, the west northwest, at 15 miles an hour, gusting 28; 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 300°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE13NOW, 15 MPH5FRESH BREEZE196STRONG BREEZE25GUST, 28 MPH7NEAR 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

0in

Snow on the ground

Measured at Science Center (SSCM7), 7.5 miles from here, read 14 Oct, 16:00. measured daily

Elsewhere in Missouri

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

Near Hanley Hills

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

Near Hanley Hills

River and lake gauges