Storm Station
Sign in

Woodburn, Virginia

Community in Fairfax County, Virginia

Air quality

The air at Woodburn

Index 28, good, led by fine particles. Read at 12 AM from its reporting area, Northern Virginia and DC (DC), 12 miles off.

28Good
  • Fine particles (PM2.5)28Good14.8 mi
  • Ozone20Good12 ppb13.8 mi
  • Nitrogen dioxide4Good4.2 ppb12.4 mi
  • Sulfur dioxide0Good0 ppb23.2 mi
  • Carbon monoxide-0.3 ppm12.4 mi

The days ahead

Good each day through Sun Oct 18, led by fine particles. Yesterday measured 56, moderate.

Smoke, the next 45 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 Woodburn

0.09 in in the last 24 hours, and none in the 2 days before, to Thu 11 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.09in
Last 3 days
0.09in

Visibility

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

Visibility stays 3 miles or more through Sat 8 PM, lowest 4 miles Fri 8 AM.

FriSat

On the radar over Woodburn, VirginiaReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 5 instruments nearest Woodburn, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.4 miles away.

measured now3 instruments

measured daily2 instruments

Merrifield 1.2 SEVA-FX-126

In a volunteer observer's own ground/0.4 mi away/390 ft/55 ft above here

precip, snowfall, snow depth

Rank-

Dunn LoringDNLV2

At a cooperative observer's station/3.2 mi away/489 ft/154 ft above here

snowfall, snow depth, precip, high, low

Rank1,540of 1,541

Station report

The weather at Fort Belvoir/Daviso, drawn

The nearest airport reporting now, 10.1 mi from Woodburn, Virginia. From its report of Oct 15, 2026, 11:55 PM local time: 3 of its 6 sheets.

The sky

A few clouds at 900 ft, broken at 1,700 ft, overcast at 2,200 ft; the ceiling is 1,700 ft; visibility 10 mi or more.

Section of the sky over Fort Belvoir/Daviso, height above the station to scale: a few clouds cloud with its base at 900 feet, broken cloud with its base at 1,700 feet, overcast cloud with its base at 2,200 feet, the ceiling at 1,700 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT DAAFIG. A THE SKY OVER FORT BELVOIR/DAVISOSECTION, 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 STATION05001,0001,5002,0002,5003,0003,500ETAGESLOWTHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETOVC 2,200 FTOVERCAST, 8 EIGHTHS OF THE SKYBKN 1,700 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYFEW 900 FTA FEW CLOUDS, 1 TO 2 EIGHTHS OF THE SKYCEILING 1,700 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEFort Belvoir/Daviso, the skySTATION REPORT · ASOS DAATYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-DAA-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

61.3 F with a dew point of 59.5 F, 94 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 400 ft up; the lowest cloud reported is at 900 ft.

Chart of the air at Fort Belvoir/Daviso: temperature 61.3 degrees Fahrenheit and dew point 59.5, 94 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 400 feet above the station, against the lowest cloud reported at 900 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT DAAFIG. B THE AIR AT FORT BELVOIR/DAVISOTHE 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 400 FT ABOVE THE STATION, AT 59.0 FLOWEST CLOUD REPORTED, FEW 900 FTTEMPERATURE AND DEW POINT 61.3 F, 59.5 FRELATIVE HUMIDITY 94 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 POINTTITLEFort Belvoir/Daviso, the airSTATION REPORT · ASOS DAATYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-DAA-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

Calm.

Plan of the wind at Fort Belvoir/Daviso, north up: calm; beside it the Beaufort scale from calm to hurricane force, force 0, calm, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT DAAFIG. C THE WIND AT FORT BELVOIR/DAVISOPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONCALMBEAUFORT FORCELEAST WIND, MPH0CALM0NOW, 0 MPH1LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEFort Belvoir/Daviso, the windSTATION REPORT · ASOS DAATYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-DAA-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Fort Belvoir/Daviso, in 6 sheets, each beside the Field Book plates that explain it

0in

Snow on the ground

Measured at Dunn Loring (DNLV2), 3.2 miles from here, read 15 Oct, 08:00. measured daily

Elsewhere in Virginia

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

Near Woodburn

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

Near Woodburn

River and lake gauges