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Yucaipa, California

City in San Bernardino County, California

Air quality

The air at Yucaipa

Index 41, good, led by ozone. Read at 8 PM from its reporting area, E San Bernardino (CA), 6 miles off.

41Good
  • Ozone41Good-

The days ahead

Good each day through Fri Oct 16, led by ozone. Yesterday measured 44, good.

Smoke, the next 46 hours

Little smoke near the ground through Sat 5 PM: the index from smoke stays at 17 or under.

ThuFriSat

Precipitation

What has fallen at Yucaipa

None in the last 24 hours; 0.13 in over the last 3 days, to Thu 7 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.13in

Visibility

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

Visibility stays 10 miles or more through Sat 5 PM.

ThuFriSat

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

What is measuring near here

The 6 instruments nearest Yucaipa, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.9 miles away.

measured now4 instruments

measured daily2 instruments

RedlandsREDC1

At a cooperative observer's station/7.4 mi away/1,413 ft/1,123 ft below here

snowfall, snow depth, precip, high, low

Rank3,430of 4,465

Station report

The weather at San Bernardino, drawn

The nearest airport reporting now, 11.6 mi from Yucaipa, California. From its report of Oct 15, 2026, 7:50 PM local time: 3 of its 6 sheets.

The sky

Clear; visibility 10 mi or more.

Section of the sky over San Bernardino, height above the station to scale: a clear sky, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT SBDFIG. A THE SKY OVER SAN BERNARDINOSECTION, 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 STATIONCLEARVISIBILITY, MILES: 10 MI OR MORE0510TITLESan Bernardino, the skySTATION REPORT · ASOS SBDTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-SBD-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

80.6 F with a dew point of 30.2 F, 16 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 11,300 ft up.

Chart of the air at San Bernardino: temperature 80.6 degrees Fahrenheit and dew point 30.2, 16 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 11,300 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT SBDFIG. B THE AIR AT SAN BERNARDINOTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION02,0004,0006,0008,00010,00012,00014,00010 F30 F50 F70 F90 FSATURATES 11,300 FT ABOVE THE STATION, AT 20.2 FTEMPERATURE 80.6 FDEW POINT 30.2 FSPREAD 50.4 FRELATIVE HUMIDITY 16 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 POINTTITLESan Bernardino, the airSTATION REPORT · ASOS SBDTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-SBD-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the east northeast (70 degrees) at 17 mph, gusting 28 mph: force 4, a moderate breeze on the Beaufort scale. The strongest gust today was 39 mph.

Plan of the wind at San Bernardino, north up: blowing from 70 degrees, the east northeast, at 17 miles an hour, gusting 28; beside it the Beaufort scale from calm to hurricane force, force 4, moderate breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT SBDFIG. C THE WIND AT SAN BERNARDINOPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 70°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE13NOW, 17 MPH5FRESH BREEZE196STRONG BREEZE25GUST, 28 MPH7NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLESan Bernardino, the windSTATION REPORT · ASOS SBDTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-SBD-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of San Bernardino, in 6 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 Yucaipa

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

Near Yucaipa

River and lake gauges