Storm Station
Largo, Maryland
60°
Light rain· Feels like 60°·Gentle breeze 9 mph NNW
A chance of rain showers. Cloudy, with a low around 57. Northwest wind around 13 mph, with gusts as high as 18 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
-UV
-Air quality
96%Humidity
97%Cloud

What is measuring near here

The 6 instruments nearest Largo, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.8 miles away.

measured now4 instruments

I-495 @ MD-4MD054

Beside a road/0.8 mi away/148 ft/60 ft above here

temp, pavement temp, wind, visibility, precip

Rank188of 402

Andrews AFBADW

At an airfield/5.2 mi away/282 ft/194 ft above here

temp, wind, gust, visibility, precip, pressure

Rank317of 402

Powder MillS2049

At a soil climate station/9.5 mi away/105 ft/17 ft above here

temp, humidity, soil temp, soil moisture

Rank-

measured daily2 instruments

Mitchellville 1.8 SMD-PG-61

In a volunteer observer's own ground/1.7 mi away/179 ft/91 ft above here

precip, snowfall, snow depth

Rank-

Bristol/Jug Bay Met SensorsBSLM2

At a cooperative observer's station/9.9 mi away/-20 ft/108 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Andrews AFB, drawn

The nearest airport reporting now, 5.2 mi from Largo. From its report of Sep 27, 2026, 4:00 AM local time: 3 of its 6 sheets.

The sky

Overcast at 4,000 ft; the ceiling is 4,000 ft; visibility 10 mi or more.

Section of the sky over Andrews AFB, height above the station to scale: overcast cloud with its base at 4,000 feet, the ceiling at 4,000 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT ADWFIG. A THE SKY OVER ANDREWS AFBSECTION, 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 STATION01,0002,0003,0004,0005,0006,000ETAGESLOWTHE STATIONOVC 4,000 FTOVERCAST, 8 EIGHTHS OF THE SKYCEILING 4,000 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEAndrews AFB, the skySTATION REPORT · ASOS ADWTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-09-27IDSR-ADW-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

62.6 F with a dew point of 51.8 F, 68 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 2,500 ft up; the lowest cloud reported is at 4,000 ft.

Chart of the air at Andrews AFB: temperature 62.6 degrees Fahrenheit and dew point 51.8, 68 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 2,500 feet above the station, against the lowest cloud reported at 4,000 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT ADWFIG. B THE AIR AT ANDREWS AFBTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,0005,00040 F50 F60 F70 FSATURATES 2,500 FT ABOVE THE STATION, AT 49.4 FLOWEST CLOUD REPORTED, OVC 4,000 FTTEMPERATURE 62.6 FDEW POINT 51.8 FSPREAD 10.8 FRELATIVE HUMIDITY 68 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 POINTTITLEAndrews AFB, the airSTATION REPORT · ASOS ADWTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-09-27IDSR-ADW-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the northwest (310 degrees) at 8 mph: force 3, a gentle breeze on the Beaufort scale.

Plan of the wind at Andrews AFB, north up: blowing from 310 degrees, the northwest, at 8 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 ADWFIG. C THE WIND AT ANDREWS AFBPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 310°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE8NOW, 8 MPH4MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEAndrews AFB, the windSTATION REPORT · ASOS ADWTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-09-27IDSR-ADW-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

-in

Snow on the ground

Elsewhere in Maryland

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

Near Largo

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