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New Melle, Missouri

City in St. Charles County, Missouri

Air quality

The air at New Melle

Index 19, good, led by ozone. Read at 11 PM from its reporting area, Saint Louis (MO), 11 miles off.

19Good
  • Fine particles (PM2.5)14Good-
  • Ozone19Good11 ppb18.5 mi
  • Coarse particles (PM10)7Good-
  • Nitrogen dioxide2Good2.2 ppb23.3 mi
  • Sulfur dioxide0Good0.4 ppb23.3 mi

The days ahead

Yesterday measured 44, good.

Smoke, the next 44 hours

No smoke near the ground through Sat 7 PM.

FriSat

Precipitation

What has fallen at New Melle

0.41 in in the last 24 hours, 1.20 in over the last 3 days, to Thu 11 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.41in
Last 3 days
1.20in

Visibility

How far you can see at New Melle, the next 44 hours

Visibility stays 9 miles or more through Sat 7 PM, lowest 9 miles Fri 2 PM.

FriSat

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

What is measuring near here

The 6 instruments nearest New Melle, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.4 miles away.

measured now4 instruments

WashingtonFYG

At an airfield/11.0 mi away/480 ft/241 ft below here

temp, wind, gust, visibility, precip, pressure

Rank847of 1,014

measured daily2 instruments

Station report

The weather at Washington, drawn

The nearest airport reporting now, 11.0 mi from New Melle, Missouri. From its report of Oct 15, 2026, 11:55 PM local time: 3 of its 6 sheets.

The sky

A few clouds at 2,500 ft, scattered at 3,600 ft, broken at 11,000 ft; the ceiling is 11,000 ft; visibility 9 mi.

Section of the sky over Washington, height above the station to scale: a few clouds cloud with its base at 2,500 feet, scattered cloud with its base at 3,600 feet, broken cloud with its base at 11,000 feet, the ceiling at 11,000 feet, and visibility of 9 mi.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT FYGFIG. A THE SKY OVER WASHINGTONSECTION, 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 STATION02,5005,0007,50010,00012,50015,00017,500ETAGESLOWMIDDLEHIGHTHE STATIONTHE CEILOMETER READS TO 12,000 FTBKN 11,000 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYSCT 3,600 FTSCATTERED, 3 TO 4 EIGHTHS OF THE SKYFEW 2,500 FTA FEW CLOUDS, 1 TO 2 EIGHTHS OF THE SKYCEILING 11,000 FTVISIBILITY, MILES: 9 MI0510TITLEWashington, the skySTATION REPORT · ASOS FYGTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-FYG-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

57.2 F with a dew point of 57.2 F, 100 per cent relative humidity. The air is saturated at the ground; the lowest cloud reported is at 2,500 ft.

Chart of the air at Washington: temperature 57.2 degrees Fahrenheit and dew point 57.2, 100 per cent relative humidity; the air saturated at the ground, against the lowest cloud reported at 2,500 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT FYGFIG. B THE AIR AT WASHINGTONTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00050 F60 F70 FSATURATED AT THE GROUNDLOWEST CLOUD REPORTED, FEW 2,500 FTTEMPERATURE AND DEW POINT 57.2 F, 57.2 FRELATIVE HUMIDITY 100 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 POINTTITLEWashington, the airSTATION REPORT · ASOS FYGTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-FYG-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the west northwest (300 degrees) at 18 mph: force 4, a moderate breeze on the Beaufort scale. The strongest gust today was 36 mph.

Plan of the wind at Washington, north up: blowing from 300 degrees, the west northwest, at 18 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 4, moderate breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT FYGFIG. C THE WIND AT WASHINGTONPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 300°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE13NOW, 18 MPH5FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEWashington, the windSTATION REPORT · ASOS FYGTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-FYG-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Dardenne Pr 1 NW (DARM7), 9.0 miles from here, read 14 Oct, 07:00. measured daily

Elsewhere in Missouri

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

Near New Melle

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

Near New Melle

River and lake gauges