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Lusby, Maryland

Community in Calvert County, Maryland

Air quality

The air at Lusby

Index 16, good, led by ozone. Read at 12 PM from its reporting area, Southern Maryland (MD), 18 miles off.

16Good
  • Fine particles (PM2.5)-22.6 mi
  • Ozone16Good19 ppb15.5 mi
  • Sulfur dioxide0Good0.1 ppb22.6 mi

The days ahead

Good each day through Sun Oct 18, led by fine particles. Yesterday measured 20, good.

Smoke, the next 45 hours

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

FriSatSun

Precipitation

What has fallen at Lusby

0.48 in in the last 24 hours, and none in the 2 days before, to Fri 11 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.48in
Last 3 days
0.48in

Visibility

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

Mist or haze: visibility falls to 1 miles Fri 10 PM.

FriSatSun

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

What is measuring near here

The 6 instruments nearest Lusby, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.3 miles away.

measured now4 instruments

measured daily2 instruments

Lusby 0.6 NEMD-CV-33

In a volunteer observer's own ground/0.3 mi away/118 ft/33 ft above here

precip, snowfall, snow depth

Rank-

SolomonsSOLM2

At a cooperative observer's station/3.3 mi away/20 ft/65 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Patuxent River NAS, drawn

The nearest airport reporting now, 5.5 mi from Lusby, Maryland. From its report of Oct 16, 2026, 11:52 AM local time: 3 of its 6 sheets.

The sky

Broken at 800 ft, overcast at 1,000 ft; the ceiling is 800 ft; visibility 10 mi or more.

Section of the sky over Patuxent River NAS, height above the station to scale: broken cloud with its base at 800 feet, overcast cloud with its base at 1,000 feet, the ceiling at 800 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT NHKFIG. A THE SKY OVER PATUXENT RIVER NASSECTION, 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 SKYBKN 800 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYCEILING 800 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEPatuxent River NAS, the skySTATION REPORT · ASOS NHKTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-NHK-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

70.0 F with a dew point of 66.0 F, 87 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 900 ft up; the lowest cloud reported is at 800 ft.

Chart of the air at Patuxent River NAS: temperature 70.0 degrees Fahrenheit and dew point 66.0, 87 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 900 feet above the station, against the lowest cloud reported at 800 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT NHKFIG. B THE AIR AT PATUXENT RIVER NASTHE 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 F80 FSATURATES 900 FT ABOVE THE STATION, AT 65.0 FLOWEST CLOUD REPORTED, BKN 800 FTTEMPERATURE 70.0 FDEW POINT 66.0 FSPREAD 4.0 FRELATIVE HUMIDITY 87 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 POINTTITLEPatuxent River NAS, the airSTATION REPORT · ASOS NHKTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-NHK-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the south southwest (210 degrees) at 9 mph: force 3, a gentle breeze on the Beaufort scale. The strongest gust today was 16 mph.

Plan of the wind at Patuxent River NAS, north up: blowing from 210 degrees, the south southwest, at 9 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 3, gentle breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT NHKFIG. C THE WIND AT PATUXENT RIVER NASPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 210°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE8NOW, 9 MPH4MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEPatuxent River NAS, the windSTATION REPORT · ASOS NHKTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-NHK-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Patuxent River NAS, 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 Lusby

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

Near Lusby

River and lake gauges