Storm Station
Loch Lomond, Virginia
63°
Light rain· Feels like 63°·Gentle breeze 12 mph NNW
A slight chance of rain showers. Cloudy, with a low around 59. Northwest wind around 13 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
-UV
-Air quality
81%Humidity
96%Cloud

What is measuring near here

The 4 instruments nearest Loch Lomond, 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 now2 instruments

Manassas Muni(AWOS)HEF

At an airfield/4.6 mi away/194 ft/7 ft above here

temp, wind, gust, visibility, precip, pressure

Rank510of 732

The Glade - Howland DriveGNHV2

At a river or reservoir gauge/12.9 mi away/295 ft/108 ft above here

temp, wind, gust, humidity, pressure

Rank527of 732

measured daily2 instruments

Manassas 2.0 NVA-PW-22

In a volunteer observer's own ground/0.4 mi away/231 ft/44 ft above here

precip, snowfall, snow depth

Rank-

ManassasMNNV2

At a cooperative observer's station/3.3 mi away/256 ft/69 ft above here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Manassas Muni(AWOS), drawn

The nearest airport reporting now, 4.6 mi from Loch Lomond. From its report of Sep 27, 2026, 3:56 AM local time: 3 of its 6 sheets.

The sky

Broken at 4,600 ft, overcast at 6,000 ft; the ceiling is 4,600 ft; visibility 10 mi or more.

Section of the sky over Manassas Muni(AWOS), height above the station to scale: broken cloud with its base at 4,600 feet, overcast cloud with its base at 6,000 feet, the ceiling at 4,600 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT HEFFIG. A THE SKY OVER MANASSAS MUNI(AWOS)SECTION, 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 STATION02,5005,0007,50010,000ETAGESLOWMIDDLETHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETOVC 6,000 FTOVERCAST, 8 EIGHTHS OF THE SKYBKN 4,600 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYCEILING 4,600 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEManassas Muni(AWOS), the skySTATION REPORT · ASOS HEFTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-09-27IDSR-HEF-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

64.0 F with a dew point of 51.0 F, 63 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 3,000 ft up; the lowest cloud reported is at 4,600 ft.

Chart of the air at Manassas Muni(AWOS): temperature 64.0 degrees Fahrenheit and dew point 51.0, 63 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 3,000 feet above the station, against the lowest cloud reported at 4,600 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT HEFFIG. B THE AIR AT MANASSAS MUNI(AWOS)THE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,0005,0006,00040 F50 F60 F70 FSATURATES 3,000 FT ABOVE THE STATION, AT 48.1 FLOWEST CLOUD REPORTED, BKN 4,600 FTTEMPERATURE 64.0 FDEW POINT 51.0 FSPREAD 13.0 FRELATIVE HUMIDITY 63 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 POINTTITLEManassas Muni(AWOS), the airSTATION REPORT · ASOS HEFTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-09-27IDSR-HEF-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the north northwest (330 degrees) at 13 mph: force 4, a moderate breeze on the Beaufort scale. The strongest gust today was 16 mph.

Plan of the wind at Manassas Muni(AWOS), north up: blowing from 330 degrees, the north northwest, at 13 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 4, moderate breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT HEFFIG. C THE WIND AT MANASSAS MUNI(AWOS)PLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 330°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE13NOW, 13 MPH5FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEManassas Muni(AWOS), the windSTATION REPORT · ASOS HEFTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-09-27IDSR-HEF-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Manassas Muni(AWOS), in 6 sheets, each beside the Field Book plates that explain it

-in

Snow on the ground

Elsewhere in Virginia

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

Near Loch Lomond

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