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Mantua, Utah

Town in Box Elder County, Utah

Air quality

The air at Mantua

Index 27, good, led by ozone. Read at 12 AM from its reporting area, Brigham City (UT), 4 miles off.

27Good
  • Fine particles (PM2.5)18Good-
  • Ozone27Good-

The days ahead

Good each day through Sat Oct 17, led by fine particles. Yesterday measured 33, good.

Smoke, the next 42 hours

Little smoke near the ground through Sat 6 PM: the index from smoke stays at 6 or under.

FriSat

Precipitation

What has fallen at Mantua

None in the last 24 hours; 0.72 in over the last 3 days, to Fri 12 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.72in

Visibility

How far you can see at Mantua, the next 42 hours

Visibility stays 10 miles or more through Sat 6 PM.

FriSat

On the radar over Mantua, UtahReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 8 instruments nearest Mantua, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.2 miles away.

measured now6 instruments

Brigham CityBMC

At an airfield/7.4 mi away/4,232 ft/962 ft below here

temp, wind, gust, visibility, precip, pressure

Rank688of 998

Cache JunctionS2136

At a soil climate station/22.3 mi away/4,425 ft/769 ft below here

temp, humidity, soil temp, soil moisture

Rank484of 998

measured daily2 instruments

Mantua 0.7 SSWUT-BE-7

In a volunteer observer's own ground/0.2 mi away/5,204 ft/10 ft above here

precip, snowfall, snow depth

Rank-

Brigham City Waste PlantBRGU1

At a cooperative observer's station/5.7 mi away/4,236 ft/958 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Brigham City, drawn

The nearest airport reporting now, 7.4 mi from Mantua, Utah. From its report of Oct 16, 2026, 12:55 AM local time: 3 of its 6 sheets.

The sky

No cloud below 12,000 ft; visibility 10 mi or more.

Section of the sky over Brigham City, height above the station to scale: no cloud detected below 12,000 feet, the reach of its ceilometer, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT BMCFIG. A THE SKY OVER BRIGHAM CITYSECTION, 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 SHEETNO CLOUD DETECTED BELOW 12,000 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEBrigham City, the skySTATION REPORT · ASOS BMCTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-BMC-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

46.4 F with a dew point of 41.0 F, 81 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,200 ft up.

Chart of the air at Brigham City: temperature 46.4 degrees Fahrenheit and dew point 41.0, 81 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,200 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT BMCFIG. B THE AIR AT BRIGHAM CITYTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00030 F40 F50 F60 FSATURATES 1,200 FT ABOVE THE STATION, AT 39.8 FTEMPERATURE 46.4 FDEW POINT 41.0 FSPREAD 5.4 FRELATIVE HUMIDITY 81 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 POINTTITLEBrigham City, the airSTATION REPORT · ASOS BMCTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-BMC-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

At 6 mph: force 2, a light breeze on the Beaufort scale.

Plan of the wind at Brigham City, north up: at 6 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 2, light breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT BMCFIG. C THE WIND AT BRIGHAM CITYPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONDIRECTION NOT REPORTEDBEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 6 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEBrigham City, the windSTATION REPORT · ASOS BMCTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-BMC-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Brigham City Waste Plant (BRGU1), 5.7 miles from here, read 14 Oct, 16:00. measured daily

Elsewhere in Utah

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

Near Mantua

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

Near Mantua

River and lake gauges