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Kimmswick, Missouri

City in Jefferson County, Missouri

Air quality

The air at Kimmswick

Index 19, good, led by ozone. Read at 2 AM from its reporting area, St. Louis (Metro-east) (IL), 26 miles off.

19Good
  • Fine particles (PM2.5)9Good-
  • Ozone19Good-
  • Coarse particles (PM10)4Good-

The days ahead

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

Smoke, the next 41 hours

No smoke near the ground through Sat 7 PM.

FriSat

Precipitation

What has fallen at Kimmswick

0.31 in in the last 24 hours, 0.74 in over the last 3 days, to Fri 1 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.31in
Last 3 days
0.74in

Visibility

How far you can see at Kimmswick, the next 41 hours

Mist or haze: visibility falls to 3 miles Fri 3 PM.

FriSat

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

What is measuring near here

The 6 instruments nearest Kimmswick, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.9 miles away.

measured now4 instruments

measured daily2 instruments

Arnold 2.3 SMO-JF-32

In a volunteer observer's own ground/1.9 mi away/525 ft/101 ft above here

precip, snowfall, snow depth

Rank151of 1,014

Imperial 3NWIMPM7

At a cooperative observer's station/4.5 mi away/509 ft/85 ft above here

snowfall, snow depth, precip, high, low

Rank807of 1,014

Station report

The weather at St. Louis/Spirit, drawn

The nearest airport reporting now, 25.5 mi from Kimmswick, Missouri. From its report of Oct 16, 2026, 1:54 AM local time: 3 of its 6 sheets.

The sky

Broken at 3,200 ft, overcast at 9,000 ft; the ceiling is 3,200 ft; visibility 10 mi or more.

Section of the sky over St. Louis/Spirit, height above the station to scale: broken cloud with its base at 3,200 feet, overcast cloud with its base at 9,000 feet, the ceiling at 3,200 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT SUSFIG. A THE SKY OVER ST. LOUIS/SPIRITSECTION, 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 FTOVC 9,000 FTOVERCAST, 8 EIGHTHS OF THE SKYBKN 3,200 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYCEILING 3,200 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLESt. Louis/Spirit, the skySTATION REPORT · ASOS SUSTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-SUS-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018, FB-SKY-013, FB-SKY-014

The air

56.0 F with a dew point of 49.0 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 3,200 ft.

Chart of the air at St. Louis/Spirit: temperature 56.0 degrees Fahrenheit and dew point 49.0, 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 3,200 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT SUSFIG. B THE AIR AT ST. LOUIS/SPIRITTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,00040 F50 F60 F70 FSATURATES 1,600 FT ABOVE THE STATION, AT 47.4 FLOWEST CLOUD REPORTED, BKN 3,200 FTTEMPERATURE 56.0 FDEW POINT 49.0 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/Spirit, the airSTATION REPORT · ASOS SUSTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-SUS-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the northwest (310 degrees) at 15 mph, gusting 24 mph: force 4, a moderate breeze on the Beaufort scale. The strongest gust today was 25 mph.

Plan of the wind at St. Louis/Spirit, north up: blowing from 310 degrees, the northwest, at 15 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 SUSFIG. C THE WIND AT ST. LOUIS/SPIRITPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 310°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE13NOW, 15 MPH5FRESH BREEZE19GUST, 24 MPH6STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLESt. Louis/Spirit, the windSTATION REPORT · ASOS SUSTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-SUS-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of St. Louis/Spirit, 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 Kimmswick

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

Near Kimmswick

River and lake gauges