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Montross, Virginia

Town in Westmoreland County, Virginia

Air quality

The air at Montross

Index 19, good, led by ozone. Read at 12 AM from its reporting area, Southern Maryland (MD), 20 miles off.

19Good
  • Ozone19Good-

The days ahead

Good each day through Sun Oct 18, led by fine particles. Yesterday measured 41, good.

Smoke, the next 44 hours

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

FriSat

Precipitation

What has fallen at Montross

0.01 in in the last 24 hours, and none in the 2 days before, to Fri 12 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.01in
Last 3 days
0.01in

Visibility

How far you can see at Montross, the next 44 hours

Visibility stays 3 miles or more through Sat 8 PM, lowest 3 miles Fri 9 PM.

FriSat

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

What is measuring near here

The 5 instruments nearest Montross, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 3.8 miles away.

measured now3 instruments

DahlgrenNDBC-NCDV2

At a river or reservoir gauge/19.4 mi away/-/- ft from here

temp, wind, gust, humidity, pressure

Rank1,411of 1,541

measured daily2 instruments

Warsaw 2NWWRWV2

At a cooperative observer's station/8.3 mi away/143 ft/2 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Tappahannock, drawn

The nearest airport reporting now, 16.6 mi from Montross, Virginia. From its report of Oct 16, 2026, 12:35 AM local time: 3 of its 5 sheets.

The sky

Broken at 1,500 ft, overcast at 4,500 ft; the ceiling is 1,500 ft.

Section of the sky over Tappahannock, height above the station to scale: broken cloud with its base at 1,500 feet, overcast cloud with its base at 4,500 feet, the ceiling at 1,500 feet.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT XSAFIG. A THE SKY OVER TAPPAHANNOCKSECTION, 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 STATION01,0002,0003,0004,0005,0006,0007,000ETAGESLOWMIDDLETHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETOVC 4,500 FTOVERCAST, 8 EIGHTHS OF THE SKYBKN 1,500 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYCEILING 1,500 FTTITLETappahannock, the skySTATION REPORT · ASOS XSATYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 5DATE2026-10-16IDSR-XSA-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

62.4 F with a dew point of 62.4 F, 100 per cent relative humidity. The air is saturated at the ground; the lowest cloud reported is at 1,500 ft.

Chart of the air at Tappahannock: temperature 62.4 degrees Fahrenheit and dew point 62.4, 100 per cent relative humidity; the air saturated at the ground, against the lowest cloud reported at 1,500 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT XSAFIG. B THE AIR AT TAPPAHANNOCKTHE 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 FSATURATED AT THE GROUNDLOWEST CLOUD REPORTED, BKN 1,500 FTTEMPERATURE AND DEW POINT 62.4 F, 62.4 FRELATIVE HUMIDITY 100 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 POINTTITLETappahannock, the airSTATION REPORT · ASOS XSATYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 5DATE2026-10-16IDSR-XSA-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The column

At 135 ft above sea level, 0 per cent of the atmosphere's air lies below the station. The standard atmosphere puts the pressure there at 29.78 inHg and the temperature at 58.5 F; the station's altimeter setting of 30.09 inHg means its barometer reads 29.94 inHg; it reports 62.4 F, 3.9 F warmer than standard.

Section from sea level of where Tappahannock stands in the atmosphere, height to scale: the station 135 feet above sea level with 0 per cent of the air below it; the standard atmosphere's pressure there, 29.78 inches of mercury, and temperature, 58.5 degrees Fahrenheit; the altimeter setting of 30.09 and the station pressure it means, 29.94.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT XSAFIG. D WHERE TAPPAHANNOCK STANDS IN THE ATMOSPHERESECTION FROM SEA LEVEL, HEIGHT TO SCALE, THE STATION IN THE STANDARD ATMOSPHEREFT ABOVE SEA LEVEL05,00010,00015,000SEA LEVEL, 29.92 inHg IN THE STANDARD ATMOSPHERETAPPAHANNOCK0 PER CENT OF THE AIR BELOW IT135 FT10 PER CENT OF THE AIR BELOW, 2,890 FT20 PER CENT OF THE AIR BELOW, 6,050 FT30 PER CENT OF THE AIR BELOW, 9,540 FT40 PER CENT OF THE AIR BELOW, 13,470 FTSTANDARD PRESSURE HERE29.78 inHgSTANDARD TEMPERATURE HERE58.5 FALTIMETER SETTING, REPORTED30.09 inHgITS BAROMETER READS29.94 inHgTEMPERATURE, REPORTED62.4 FTITLETappahannock, the columnSTATION REPORT · ASOS XSATYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 3 of 5DATE2026-10-16IDSR-XSA-3DRAWN AS linework on paperSOURCES FB-ENG-001, FB-ENG-003

The full report of Tappahannock, in 5 sheets, each beside the Field Book plates that explain it

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Snow on the ground

Elsewhere in Virginia

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

Near Montross

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

Near Montross

River and lake gauges