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Great Cacapon, West Virginia

Community in Morgan County, West Virginia

Air quality

The air at Great Cacapon

Index 26, good, led by fine particles. Read at 6 AM from its reporting area, Hagerstown Region (MD), 20 miles off.

26Good
  • Fine particles (PM2.5)26Good-
  • Ozone13Good8 ppb20.6 mi

The days ahead

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

Smoke, the next 44 hours

Little smoke near the ground through Sun 2 AM: the index from smoke stays at 6 or under.

FriSat

Precipitation

What has fallen at Great Cacapon

0.17 in in the last 24 hours, 0.22 in over the last 3 days, to Fri 6 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.17in
Last 3 days
0.22in

Visibility

How far you can see at Great Cacapon, the next 44 hours

Visibility stays 7 miles or more through Sun 2 AM, lowest 8 miles Fri 7 AM.

FriSat

On the radar over Great Cacapon, West VirginiaReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 5 instruments nearest Great Cacapon, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 8.3 miles away.

measured now3 instruments

MartinsburgMTGW2

At a river or reservoir gauge/22.1 mi away/518 ft/34 ft above here

temp, wind, gust, humidity, pressure

Rank192of 711

measured daily2 instruments

Cacapon St PkBKSW2

At a cooperative observer's station/8.3 mi away/892 ft/408 ft above here

snowfall, snow depth, precip, high, low

Rank458of 711

Hedgesville 2.3 WWV-BY-15

In a volunteer observer's own ground/14.2 mi away/511 ft/27 ft above here

precip, snowfall, snow depth

Rank-

Station report

The weather at Martinsburg Rgnl, drawn

The nearest airport reporting now, 22.2 mi from Great Cacapon, West Virginia. From its report of Oct 16, 2026, 6:53 AM local time: 3 of its 6 sheets.

The sky

Overcast at 1,000 ft; the ceiling is 1,000 ft; visibility 10 mi or more.

Section of the sky over Martinsburg Rgnl, height above the station to scale: overcast cloud with its base at 1,000 feet, the ceiling at 1,000 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT MRBFIG. A THE SKY OVER MARTINSBURG RGNLSECTION, 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 1,000 FTOVERCAST, 8 EIGHTHS OF THE SKYCEILING 1,000 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEMartinsburg Rgnl, the skySTATION REPORT · ASOS MRBTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-MRB-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

61.0 F with a dew point of 60.0 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 1,000 ft.

Chart of the air at Martinsburg Rgnl: temperature 61.0 degrees Fahrenheit and dew point 60.0, 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 1,000 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT MRBFIG. B THE AIR AT MARTINSBURG RGNLTHE 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 59.7 FLOWEST CLOUD REPORTED, OVC 1,000 FTTEMPERATURE AND DEW POINT 61.0 F, 60.0 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 POINTTITLEMartinsburg Rgnl, the airSTATION REPORT · ASOS MRBTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-MRB-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the south southeast (160 degrees) at 3 mph: force 1, a light air on the Beaufort scale.

Plan of the wind at Martinsburg Rgnl, north up: blowing from 160 degrees, the south southeast, at 3 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 1, light air, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT MRBFIG. C THE WIND AT MARTINSBURG RGNLPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 160°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR1NOW, 3 MPH2LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEMartinsburg Rgnl, the windSTATION REPORT · ASOS MRBTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-MRB-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Cacapon St Pk (BKSW2), 8.3 miles from here, read 13 Oct, 07:22. measured daily

Elsewhere in West Virginia

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

Near Great Cacapon

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

Near Great Cacapon

River and lake gauges