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Brunswick, Maryland

City in Frederick County, Maryland

Air quality

The air at Brunswick

Index 27, good, led by ozone. Read at 12 AM from its reporting area, Martinsburg (WV), 19 miles off.

27Good
  • Ozone27Good27 ppb14.9 mi

The days ahead

Good each day through Wed Oct 21, led by fine particles. Yesterday measured 15, good.

Smoke, the next 45 hours

No smoke near the ground through Sun 8 PM.

SatSun

Precipitation

What has fallen at Brunswick

0.03 in in the last 24 hours, 0.13 in over the last 3 days, to Fri 11 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.03in
Last 3 days
0.13in

Visibility

How far you can see at Brunswick, the next 45 hours

Visibility stays 8 miles or more through Sun 8 PM, lowest 9 miles Sat 4 AM.

SatSun

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

What is measuring near here

The 6 instruments nearest Brunswick, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 2.5 miles away.

measured now4 instruments

measured daily2 instruments

Knoxville 2.6 WMD-WH-26

In a volunteer observer's own ground/4.8 mi away/278 ft/156 ft below here

precip, snowfall, snow depth

Rank-

Damascus 3 SSWDMAM2

At a cooperative observer's station/21.3 mi away/676 ft/242 ft above here

snowfall, snow depth, precip, high, low

Rank27of 742

Station report

The weather at Frederick Muni Apt, drawn

The nearest airport reporting now, 15.0 mi from Brunswick, Maryland. From its report of Oct 17, 2026, 12:35 AM local time: 3 of its 6 sheets.

The sky

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

Section of the sky over Frederick Muni Apt, height above the station to scale: overcast cloud with its base at 10,000 feet, the ceiling at 10,000 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT FDKFIG. A THE SKY OVER FREDERICK MUNI APTSECTION, 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 STATION02,5005,0007,50010,00012,50015,000ETAGESLOWMIDDLETHE STATIONTHE CEILOMETER READS TO 12,000 FTOVC 10,000 FTOVERCAST, 8 EIGHTHS OF THE SKYCEILING 10,000 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEFrederick Muni Apt, the skySTATION REPORT · ASOS FDKTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-17IDSR-FDK-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-013, FB-SKY-014

The air

61.0 F with a dew point of 53.0 F, 75 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,900 ft up; the lowest cloud reported is at 10,000 ft.

Chart of the air at Frederick Muni Apt: temperature 61.0 degrees Fahrenheit and dew point 53.0, 75 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,900 feet above the station, against the lowest cloud reported at 10,000 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT FDKFIG. B THE AIR AT FREDERICK MUNI APTTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,0005,0006,0007,0008,00040 F50 F60 F70 FSATURATES 1,900 FT ABOVE THE STATION, AT 51.1 FABOVE THIS SHEET: LOWEST CLOUD REPORTED, OVC 10,000 FTTEMPERATURE 61.0 FDEW POINT 53.0 FSPREAD 8.0 FRELATIVE HUMIDITY 75 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 POINTTITLEFrederick Muni Apt, the airSTATION REPORT · ASOS FDKTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-17IDSR-FDK-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the west northwest (290 degrees) at 7 mph: force 2, a light breeze on the Beaufort scale.

Plan of the wind at Frederick Muni Apt, north up: blowing from 290 degrees, the west northwest, at 7 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 FDKFIG. C THE WIND AT FREDERICK MUNI APTPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 290°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 7 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEFrederick Muni Apt, the windSTATION REPORT · ASOS FDKTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-17IDSR-FDK-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Frederick Muni Apt, 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 Brunswick

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

Near Brunswick

River and lake gauges