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St. Marys, West Virginia

City in Pleasants County, West Virginia

Air quality

The air at St. Marys

Index 23, good, led by ozone. Read at 4 AM from its reporting area, Parkersburg (WV), 19 miles off.

23Good
  • Ozone23Good23 ppb14.2 mi

The days ahead

Yesterday measured 12, good.

Smoke, the next 40 hours

Little smoke near the ground through Sat 8 PM: the index from smoke stays at 11 or under.

FriSat

Precipitation

What has fallen at St. Marys

None in the last 24 hours; 0.90 in over the last 3 days, to Fri 4 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.90in

Visibility

How far you can see at St. Marys, the next 40 hours

Visibility stays 4 miles or more through Sat 8 PM, lowest 4 miles Fri 1 PM.

FriSat

On the radar over St. Marys, West VirginiaReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 5 instruments nearest St. Marys, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 7.9 miles away.

measured now3 instruments

ArvillaARVW2

At a river or reservoir gauge/7.9 mi away/630 ft/35 ft below here

temp, wind, gust, humidity, pressure

Rank547of 711

ParkersburgPKB

At an airfield/13.5 mi away/804 ft/139 ft above here

temp, wind, gust, visibility, precip, pressure

Rank64of 711

measured daily2 instruments

Walker 6.4 NEWV-WD-22

In a volunteer observer's own ground/11.5 mi away/798 ft/133 ft above here

precip, snowfall, snow depth

Rank427of 711

HarrisvilleHRRW2

At a cooperative observer's station/14.6 mi away/768 ft/103 ft above here

snowfall, snow depth, precip, high, low

Rank455of 711

Station report

The weather at Parkersburg, drawn

The nearest airport reporting now, 13.5 mi from St. Marys, West Virginia. From its report of Oct 16, 2026, 3:53 AM local time: 3 of its 6 sheets.

The sky

A few clouds at 6,000 ft, broken at 7,500 ft, overcast at 11,000 ft; the ceiling is 7,500 ft; visibility 10 mi or more.

Section of the sky over Parkersburg, height above the station to scale: a few clouds cloud with its base at 6,000 feet, broken cloud with its base at 7,500 feet, overcast cloud with its base at 11,000 feet, the ceiling at 7,500 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT PKBFIG. A THE SKY OVER PARKERSBURGSECTION, 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 FTOVC 11,000 FTOVERCAST, 8 EIGHTHS OF THE SKYBKN 7,500 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYFEW 6,000 FTA FEW CLOUDS, 1 TO 2 EIGHTHS OF THE SKYCEILING 7,500 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEParkersburg, the skySTATION REPORT · ASOS PKBTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-PKB-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

74.0 F with a dew point of 66.0 F, 76 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,900 ft up; the lowest cloud reported is at 6,000 ft.

Chart of the air at Parkersburg: temperature 74.0 degrees Fahrenheit and dew point 66.0, 76 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,900 feet above the station, against the lowest cloud reported at 6,000 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT PKBFIG. B THE AIR AT PARKERSBURGTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,0005,0006,0007,0008,00050 F60 F70 F80 FSATURATES 1,900 FT ABOVE THE STATION, AT 64.1 FLOWEST CLOUD REPORTED, FEW 6,000 FTTEMPERATURE 74.0 FDEW POINT 66.0 FSPREAD 8.0 FRELATIVE HUMIDITY 76 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 POINTTITLEParkersburg, the airSTATION REPORT · ASOS PKBTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-PKB-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the south southwest (210 degrees) at 9 mph: force 3, a gentle breeze on the Beaufort scale. The strongest gust today was 18 mph.

Plan of the wind at Parkersburg, north up: blowing from 210 degrees, the south southwest, at 9 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 3, gentle breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT PKBFIG. C THE WIND AT PARKERSBURGPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 210°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE8NOW, 9 MPH4MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEParkersburg, the windSTATION REPORT · ASOS PKBTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-PKB-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Harrisville (HRRW2), 14.6 miles from here, read 12 Oct, 14:00. measured daily

Elsewhere in West Virginia

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

Near St. Marys

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

Near St. Marys

River and lake gauges