Storm Station
South Mount Vernon, Ohio
55°
Clear· Feels like 55°·Light air 4 mph N
Sunny, with a high near 70. North wind 5 to 13 mph.
-UV
-Air quality
83%Humidity
9%Cloud

What is measuring near here

The 5 instruments nearest South Mount Vernon, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.7 miles away.

measured now3 instruments

13-Knox County GarageOH013

Beside a road/0.7 mi away/1,043 ft/27 ft above here

temp, pavement temp, wind, visibility, precip

Rank411of 610

Mount Vernon4I3

At an airfield/3.9 mi away/1,191 ft/175 ft above here

temp, wind, gust, visibility, precip, pressure

Rank335of 610

Raccoon Creek AT GranvilleGRNO1

At a river or reservoir gauge/21.8 mi away/902 ft/114 ft below here

temp, wind, gust, humidity, pressure

Rank209of 610

measured daily2 instruments

Mount Vernon 0.2 WNWOH-KN-7

In a volunteer observer's own ground/1.2 mi away/1,015 ft/1 ft below here

precip, snowfall, snow depth

Rank-

Centerburg 2 SECTRO1

At a cooperative observer's station/9.8 mi away/1,204 ft/188 ft above here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Mount Vernon, drawn

The nearest airport reporting now, 3.9 mi from South Mount Vernon. From its report of Sep 27, 2026, 9:15 AM local time: 3 of its 6 sheets.

The sky

Overcast at 200 ft; the ceiling is 200 ft; visibility 1/2 mi.

Section of the sky over Mount Vernon, height above the station to scale: overcast cloud with its base at 200 feet, the ceiling at 200 feet, and visibility of 1/2 mi.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 4I3FIG. A THE SKY OVER MOUNT VERNONSECTION, 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 STATION05001,0001,5002,0002,5003,000ETAGESLOWTHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETOVC 200 FTOVERCAST, 8 EIGHTHS OF THE SKYCEILING 200 FTVISIBILITY, MILES: 1/2 MI0510TITLEMount Vernon, the skySTATION REPORT · ASOS 4I3TYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-09-27IDSR-4I3-1DRAWN AS linework on paperSOURCES FB-WAT-020, FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

53.6 F with a dew point of 53.6 F, 100 per cent relative humidity. The air is saturated at the ground; the lowest cloud reported is at 200 ft.

Chart of the air at Mount Vernon: temperature 53.6 degrees Fahrenheit and dew point 53.6, 100 per cent relative humidity; the air saturated at the ground, against the lowest cloud reported at 200 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 4I3FIG. B THE AIR AT MOUNT VERNONTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00040 F50 F60 FSATURATED AT THE GROUNDLOWEST CLOUD REPORTED, OVC 200 FTTEMPERATURE AND DEW POINT 53.6 F, 53.6 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 POINTTITLEMount Vernon, the airSTATION REPORT · ASOS 4I3TYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-09-27IDSR-4I3-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the north (360 degrees) at 8 mph: force 3, a gentle breeze on the Beaufort scale.

Plan of the wind at Mount Vernon, north up: blowing from 360 degrees, the north, at 8 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 4I3FIG. C THE WIND AT MOUNT VERNONPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 360°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE8NOW, 8 MPH4MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEMount Vernon, the windSTATION REPORT · ASOS 4I3TYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-09-27IDSR-4I3-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Centerburg 2 SE (CTRO1), 9.8 miles from here, read 27 Sep, 08:00. measured daily

Elsewhere in Ohio

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

Near South Mount Vernon

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