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Mount Vernon, Maryland

Community in Somerset County, Maryland

Air quality

The air at Mount Vernon

Index 20, good, led by ozone. Read at 1 AM from its reporting area, Lower Eastern Shore (MD), 32 miles off.

20Good
  • Fine particles (PM2.5)14Good-
  • Ozone20Good-
  • Coarse particles (PM10)5Good-

The days ahead

Good each day through Sun Oct 18, led by fine particles. Yesterday measured 32, good.

Smoke, the next 43 hours

Little smoke near the ground through Sat 8 PM: the index from smoke stays at 17 or under.

FriSat

Precipitation

What has fallen at Mount Vernon

0.12 in in the last 24 hours, and none in the 2 days before, to Fri 1 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.12in
Last 3 days
0.12in

Visibility

How far you can see at Mount Vernon, the next 43 hours

Mist or haze: visibility falls to 1 miles Sat 12 AM.

FriSat

On the radar over Mount Vernon, MarylandReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 6 instruments nearest Mount Vernon, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 5.8 miles away.

measured now4 instruments

Bishops HeadNDBC-BISM2

At a river or reservoir gauge/13.1 mi away/-/- ft from here

temp, wind, gust, humidity, pressure

Rank665of 736

measured daily2 instruments

Princess AnnePRAM2

At a cooperative observer's station/6.9 mi away/16 ft/11 ft above here

snowfall, snow depth, precip, high, low

Rank597of 736

Station report

The weather at Salisbury Regional, drawn

The nearest airport reporting now, 17.0 mi from Mount Vernon, Maryland. From its report of Oct 16, 2026, 1:54 AM local time: 3 of its 6 sheets.

The sky

Broken at 2,400 ft, overcast at 5,500 ft; the ceiling is 2,400 ft; visibility 10 mi or more.

Section of the sky over Salisbury Regional, height above the station to scale: broken cloud with its base at 2,400 feet, overcast cloud with its base at 5,500 feet, the ceiling at 2,400 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT SBYFIG. A THE SKY OVER SALISBURY REGIONALSECTION, 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 STATION02,5005,0007,50010,000ETAGESLOWMIDDLETHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETOVC 5,500 FTOVERCAST, 8 EIGHTHS OF THE SKYBKN 2,400 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYCEILING 2,400 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLESalisbury Regional, the skySTATION REPORT · ASOS SBYTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-SBY-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

62.0 F with a dew point of 61.0 F, 97 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 200 ft up; the lowest cloud reported is at 2,400 ft.

Chart of the air at Salisbury Regional: temperature 62.0 degrees Fahrenheit and dew point 61.0, 97 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 200 feet above the station, against the lowest cloud reported at 2,400 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT SBYFIG. B THE AIR AT SALISBURY REGIONALTHE 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 FSATURATES 200 FT ABOVE THE STATION, AT 60.7 FLOWEST CLOUD REPORTED, BKN 2,400 FTTEMPERATURE AND DEW POINT 62.0 F, 61.0 FRELATIVE HUMIDITY 97 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 POINTTITLESalisbury Regional, the airSTATION REPORT · ASOS SBYTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-SBY-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the east (100 degrees) at 5 mph: force 2, a light breeze on the Beaufort scale.

Plan of the wind at Salisbury Regional, north up: blowing from 100 degrees, the east, at 5 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 2, light breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT SBYFIG. C THE WIND AT SALISBURY REGIONALPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 100°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 5 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLESalisbury Regional, the windSTATION REPORT · ASOS SBYTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-SBY-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

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Snow on the ground

Elsewhere in Maryland

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

Near Mount Vernon

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

Near Mount Vernon

River and lake gauges