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Emmitsburg, Maryland

Town in Frederick County, Maryland

Air quality

The air at Emmitsburg

Index 19, good, led by ozone. Read at 1 AM from its reporting area, Maryland Piedmont (MD), 16 miles off.

19Good
  • Fine particles (PM2.5)-14.8 mi
  • Ozone19Good17 ppb14.8 mi

The days ahead

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

Smoke, the next 43 hours

Little smoke near the ground through Sat 8 PM: the index from smoke stays at 6 or under.

FriSat

Precipitation

What has fallen at Emmitsburg

0.04 in in the last 24 hours, 0.08 in over the last 3 days, to Fri 1 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.04in
Last 3 days
0.08in

Visibility

How far you can see at Emmitsburg, the next 43 hours

Mist or haze: visibility falls to 3 miles Fri 5 AM.

FriSat

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

What is measuring near here

The 6 instruments nearest Emmitsburg, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.6 miles away.

measured now4 instruments

Camp DavidRSP

At an airfield/8.6 mi away/1,841 ft/1,387 ft above here

temp, wind, gust, visibility, precip, pressure

Rank709of 736

measured daily2 instruments

EmmitsburgEMMM2

At a cooperative observer's station/2.0 mi away/367 ft/87 ft below here

snowfall, snow depth, precip, high, low

Rank561of 736

Emmitsburg 2.9 SEMD-FR-28

In a volunteer observer's own ground/3.0 mi away/448 ft/6 ft below here

precip, snowfall, snow depth

Rank-

Station report

The weather at US-15 at MD-140, drawn

The nearest instrument reporting now, 0.6 mi from Emmitsburg, Maryland. From its report of Oct 16, 2026, 1:39 AM local time: 3 of its 5 sheets.

The air

57.7 F with a dew point of 56.9 F, 97 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 200 ft up.

Chart of the air at US-15 at MD-140: temperature 57.7 degrees Fahrenheit and dew point 56.9, 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; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT MD051FIG. B THE AIR AT US-15 AT MD-140THE 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 56.7 FTEMPERATURE AND DEW POINT 57.7 F, 56.9 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 POINTTITLEUS-15 at MD-140, the airSTATION REPORT · RWIS MD051TYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 5DATE2026-10-16IDSR-MD051-1DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the southeast (126 degrees) at 1 mph, gusting 3 mph: force 1, a light air on the Beaufort scale. The strongest gust today was 4 mph.

Plan of the wind at US-15 at MD-140, north up: blowing from 126 degrees, the southeast, at 1 miles an hour, gusting 3; beside it the Beaufort scale from calm to hurricane force, force 1, light air, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT MD051FIG. C THE WIND AT US-15 AT MD-140PLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 126°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR1NOW, 1 MPH2LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEUS-15 at MD-140, the windSTATION REPORT · RWIS MD051TYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 2 of 5DATE2026-10-16IDSR-MD051-2DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008

The column

At 401 ft above sea level, 1 per cent of the atmosphere's air lies below the station. The standard atmosphere puts the pressure there at 29.49 inHg and the temperature at 57.6 F; it reports 57.7 F, 0.1 F warmer than standard.

Section from sea level of where US-15 at MD-140 stands in the atmosphere, height to scale: the station 401 feet above sea level with 1 per cent of the air below it; the standard atmosphere's pressure there, 29.49 inches of mercury, and temperature, 57.6 degrees Fahrenheit.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT MD051FIG. D WHERE US-15 AT MD-140 STANDS IN THE ATMOSPHERESECTION FROM SEA LEVEL, HEIGHT TO SCALE, THE STATION IN THE STANDARD ATMOSPHEREFT ABOVE SEA LEVEL05,00010,00015,000SEA LEVEL, 29.92 inHg IN THE STANDARD ATMOSPHEREUS-15 AT MD-1401 PER CENT OF THE AIR BELOW IT401 FT10 PER CENT OF THE AIR BELOW, 2,890 FT20 PER CENT OF THE AIR BELOW, 6,050 FT30 PER CENT OF THE AIR BELOW, 9,540 FT40 PER CENT OF THE AIR BELOW, 13,470 FTSTANDARD PRESSURE HERE29.49 inHgSTANDARD TEMPERATURE HERE57.6 FTEMPERATURE, REPORTED57.7 FTITLEUS-15 at MD-140, the columnSTATION REPORT · RWIS MD051TYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 3 of 5DATE2026-10-16IDSR-MD051-3DRAWN AS linework on paperSOURCES FB-ENG-001, FB-ENG-003

The full report of US-15 at MD-140, in 5 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 Emmitsburg

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

Near Emmitsburg

River and lake gauges