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Union Bridge, Maryland

Town in Carroll County, Maryland

Air quality

The air at Union Bridge

Index 12, good, led by ozone. Read at 4 AM from its reporting area, Maryland Piedmont (MD), 10 miles off.

12Good
  • Ozone12Good15 ppb11.4 mi

The days ahead

Good each day through Sun Oct 18, led by fine particles. Yesterday measured 19, good.

Smoke, the next 41 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 Union Bridge

0.07 in in the last 24 hours, 0.14 in over the last 3 days, to Fri 3 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.07in
Last 3 days
0.14in

Visibility

How far you can see at Union Bridge, the next 41 hours

Visibility stays 6 miles or more through Sat 8 PM, lowest 7 miles Fri 6 AM.

FriSat

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

What is measuring near here

The 6 instruments nearest Union Bridge, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 4.5 miles away.

measured now4 instruments

WestminsterDMW

At an airfield/9.4 mi away/789 ft/368 ft above here

temp, wind, gust, visibility, precip, pressure

Rank510of 736

measured daily2 instruments

EmmitsburgEMMM2

At a cooperative observer's station/10.3 mi away/367 ft/54 ft below here

snowfall, snow depth, precip, high, low

Rank561of 736

Station report

The weather at Westminster, drawn

The nearest airport reporting now, 9.4 mi from Union Bridge, Maryland. From its report of Oct 16, 2026, 4:35 AM local time: 3 of its 6 sheets.

The sky

Overcast at 400 ft; the ceiling is 400 ft; visibility 1.25 mi.

Section of the sky over Westminster, height above the station to scale: overcast cloud with its base at 400 feet, the ceiling at 400 feet, and visibility of 1.25 mi.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT DMWFIG. A THE SKY OVER WESTMINSTERSECTION, 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 400 FTOVERCAST, 8 EIGHTHS OF THE SKYCEILING 400 FTVISIBILITY, MILES: 1.25 MI0510TITLEWestminster, the skySTATION REPORT · ASOS DMWTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-DMW-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

59.0 F with a dew point of 59.0 F, 100 per cent relative humidity. The air is saturated at the ground; the lowest cloud reported is at 400 ft.

Chart of the air at Westminster: temperature 59.0 degrees Fahrenheit and dew point 59.0, 100 per cent relative humidity; the air saturated at the ground, against the lowest cloud reported at 400 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT DMWFIG. B THE AIR AT WESTMINSTERTHE 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 FSATURATED AT THE GROUNDLOWEST CLOUD REPORTED, OVC 400 FTTEMPERATURE AND DEW POINT 59.0 F, 59.0 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 POINTTITLEWestminster, the airSTATION REPORT · ASOS DMWTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-DMW-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the south (180 degrees) at 14 mph, gusting 17 mph: force 4, a moderate breeze on the Beaufort scale. The strongest gust today was 17 mph.

Plan of the wind at Westminster, north up: blowing from 180 degrees, the south, at 14 miles an hour, gusting 17; beside it the Beaufort scale from calm to hurricane force, force 4, moderate breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT DMWFIG. C THE WIND AT WESTMINSTERPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 180°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE13NOW, 14 MPH5FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEWestminster, the windSTATION REPORT · ASOS DMWTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-DMW-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Westminster, 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 Union Bridge

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

Near Union Bridge

River and lake gauges