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St. Catharine, Missouri

Community in Linn County, Missouri

Air quality

The air at St. Catharine

Index 13, good, led by ozone. Read at 10 PM from its reporting area, Columbia (MO), 62 miles off.

13Good
  • Ozone13Good-

The days ahead

Yesterday measured 11, good.

Smoke, the next 45 hours

No smoke near the ground through Sat 7 PM.

FriSat

Precipitation

What has fallen at St. Catharine

0.20 in in the last 24 hours, 1.25 in over the last 3 days, to Thu 10 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.20in
Last 3 days
1.25in

Visibility

How far you can see at St. Catharine, the next 45 hours

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

FriSat

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

What is measuring near here

The 6 instruments nearest St. Catharine, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 4.5 miles away.

measured now4 instruments

measured daily2 instruments

Mo Chillicothe 22 ENECLLM7

At a cooperative observer's station/9.3 mi away/823 ft/8 ft below here

snowfall, snow depth, precip, high, low

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Station report

The weather at Chillicothe, drawn

The nearest airport reporting now, 26.6 mi from St. Catharine, Missouri. From its report of Oct 15, 2026, 11:15 PM local time: 3 of its 6 sheets.

The sky

Broken at 2,700 ft, broken at 3,200 ft, overcast at 4,000 ft; the ceiling is 2,700 ft; visibility 10 mi or more.

Section of the sky over Chillicothe, height above the station to scale: broken cloud with its base at 2,700 feet, broken cloud with its base at 3,200 feet, overcast cloud with its base at 4,000 feet, the ceiling at 2,700 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT CHTFIG. A THE SKY OVER CHILLICOTHESECTION, 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 4,000 FTOVERCAST, 8 EIGHTHS OF THE SKYBKN 3,200 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYBKN 2,700 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYCEILING 2,700 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEChillicothe, the skySTATION REPORT · ASOS CHTTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-CHT-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

55.4 F with a dew point of 48.2 F, 77 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,700 ft up; the lowest cloud reported is at 2,700 ft.

Chart of the air at Chillicothe: temperature 55.4 degrees Fahrenheit and dew point 48.2, 77 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,700 feet above the station, against the lowest cloud reported at 2,700 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT CHTFIG. B THE AIR AT CHILLICOTHETHE 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 1,700 FT ABOVE THE STATION, AT 46.5 FLOWEST CLOUD REPORTED, BKN 2,700 FTTEMPERATURE 55.4 FDEW POINT 48.2 FSPREAD 7.2 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 POINTTITLEChillicothe, the airSTATION REPORT · ASOS CHTTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-CHT-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the northwest (310 degrees) at 13 mph, gusting 26 mph: force 4, a moderate breeze on the Beaufort scale. The strongest gust today was 28 mph.

Plan of the wind at Chillicothe, north up: blowing from 310 degrees, the northwest, at 13 miles an hour, gusting 26; beside it the Beaufort scale from calm to hurricane force, force 4, moderate breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT CHTFIG. C THE WIND AT CHILLICOTHEPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 310°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE13NOW, 13 MPH5FRESH BREEZE196STRONG BREEZE25GUST, 26 MPH7NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEChillicothe, the windSTATION REPORT · ASOS CHTTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-CHT-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Chillicothe, 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 St. Catharine

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

Near St. Catharine

River and lake gauges