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Loomis, California

Town in Placer County, California

Air quality

The air at Loomis

Index 44, good, led by coarse particles. Read at 8 PM from its reporting area, Roseville-Rocklin (CA), 5 miles off.

44Good
  • Fine particles (PM2.5)29Good9.5 mi
  • Ozone27Good60 ppb9.5 mi
  • Coarse particles (PM10)44Good-
  • Nitrogen dioxide4Good4 ppb9.5 mi
  • Carbon monoxide-0.4 ppm23.1 mi

The days ahead

Highest 58, moderate, Fri Oct 16, led by ozone. Yesterday measured 39, good.

Smoke, the next 46 hours

Little smoke near the ground through Sat 5 PM: the index from smoke stays at 11 or under.

ThuFriSat

Precipitation

What has fallen at Loomis

None in the last 3 days, to Thu 7 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.00in

Visibility

How far you can see at Loomis, the next 46 hours

Visibility stays 10 miles or more through Sat 5 PM.

ThuFriSat

On the radar over Loomis, CaliforniaReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 6 instruments nearest Loomis, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.3 miles away.

measured now4 instruments

LincolnLICC1

At a river or reservoir gauge/5.9 mi away/197 ft/195 ft below here

temp, wind, gust, humidity, pressure

Rank2,419of 4,465

LincolnLHM

At an airfield/10.5 mi away/121 ft/271 ft below here

temp, wind, gust, visibility, precip, pressure

Rank-

measured daily2 instruments

Rocklin 2.5 ECA-PC-62

In a volunteer observer's own ground/1.3 mi away/343 ft/49 ft below here

precip, snowfall, snow depth

Rank-

AuburnAUBC1

At a cooperative observer's station/8.5 mi away/1,312 ft/920 ft above here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Lincoln, drawn

The nearest instrument reporting now, 5.9 mi from Loomis, California. From its report of Oct 15, 2026, 8:13 PM local time: 3 of its 5 sheets.

The air

73.0 F with a dew point of 38.9 F, 29 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 7,700 ft up.

Chart of the air at Lincoln: temperature 73.0 degrees Fahrenheit and dew point 38.9, 29 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 7,700 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT LICC1FIG. B THE AIR AT LINCOLNTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION02,0004,0006,0008,00010,00020 F30 F40 F50 F60 F70 F80 FSATURATES 7,700 FT ABOVE THE STATION, AT 31.7 FTEMPERATURE 73.0 FDEW POINT 38.9 FSPREAD 34.1 FRELATIVE HUMIDITY 29 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 POINTTITLELincoln, the airSTATION REPORT · DCP LICC1TYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 5DATE2026-10-16IDSR-LICC1-1DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the east southeast (115 degrees) at 3 mph, gusting 5 mph: force 1, a light air on the Beaufort scale. The strongest gust today was 14 mph.

Plan of the wind at Lincoln, north up: blowing from 115 degrees, the east southeast, at 3 miles an hour, gusting 5; beside it the Beaufort scale from calm to hurricane force, force 1, light air, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT LICC1FIG. C THE WIND AT LINCOLNPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 115°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR1NOW, 3 MPH2LIGHT BREEZE4GUST, 5 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLELincoln, the windSTATION REPORT · DCP LICC1TYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 2 of 5DATE2026-10-16IDSR-LICC1-2DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008

The column

At 197 ft above sea level, 1 per cent of the atmosphere's air lies below the station. The standard atmosphere puts the pressure there at 29.71 inHg and the temperature at 58.3 F; it reports 73.0 F, 14.7 F warmer than standard.

Section from sea level of where Lincoln stands in the atmosphere, height to scale: the station 197 feet above sea level with 1 per cent of the air below it; the standard atmosphere's pressure there, 29.71 inches of mercury, and temperature, 58.3 degrees Fahrenheit.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT LICC1FIG. D WHERE LINCOLN 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 ATMOSPHERELINCOLN1 PER CENT OF THE AIR BELOW IT197 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 HERE29.71 inHgSTANDARD TEMPERATURE HERE58.3 FTEMPERATURE, REPORTED73.0 FTITLELincoln, the columnSTATION REPORT · DCP LICC1TYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 3 of 5DATE2026-10-16IDSR-LICC1-3DRAWN AS linework on paperSOURCES FB-ENG-001, FB-ENG-003

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

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Snow on the ground

Elsewhere in California

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

Near Loomis

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

Near Loomis

River and lake gauges