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Catalina Foothills, Arizona

Community in Pima County, Arizona

Air quality

The air at Catalina Foothills

Index 150, unhealthy for sensitive groups, led by coarse particles. Read at 6 PM from its reporting area, Tucson (AZ), 4 miles off.

150Unhealthy for sensitive groups
  • Fine particles (PM2.5)79Moderate6.6 mi
  • Ozone40Good44 ppb6.6 mi
  • Coarse particles (PM10)150Unhealthy for sensitive groups6.6 mi
  • Nitrogen dioxide0Good0 ppb6.6 mi
  • Sulfur dioxide0Good0 ppb6.6 mi
  • Carbon monoxide-0.1 ppm6.6 mi

The days ahead

Highest 119, unhealthy for sensitive groups, today, led by ozone. An air quality alert is called for today. Yesterday measured 45, good.

Smoke, the next 42 hours

No smoke near the ground through Sun 11 AM.

FriSatSun

Precipitation

What has fallen at Catalina Foothills

None in the last 3 days, to Fri 5 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 Catalina Foothills, the next 42 hours

Visibility stays 8 miles or more through Sun 11 AM, lowest 8 miles Sun 11 AM.

FriSatSun

On the radar over Catalina Foothills, ArizonaReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 6 instruments nearest Catalina Foothills, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.9 miles away.

measured now4 instruments

Saguaro RAWSQSGA3

A remote fire weather station/3.6 mi away/2,831 ft/19 ft above here

temp, wind, gust, humidity, pressure

Rank264of 1,853

Tucson 11 W53131

At a climate reference station/17.5 mi away/2,733 ft/79 ft below here

temp, humidity, wind, solar, precip

Rank853of 1,853

measured daily2 instruments

Tohono ChulTCHA3

At a cooperative observer's station/6.7 mi away/2,527 ft/285 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Davis-Monthan AFB, drawn

The nearest airport reporting now, 9.5 mi from Catalina Foothills, Arizona. From its report of Oct 16, 2026, 5:55 PM 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 Davis-Monthan AFB, 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 DMAFIG. A THE SKY OVER DAVIS-MONTHAN AFBSECTION, 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 MORE0510TITLEDavis-Monthan AFB, the skySTATION REPORT · ASOS DMATYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-17IDSR-DMA-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

74.5 F with a dew point of 29.5 F, 19 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 10,100 ft up.

Chart of the air at Davis-Monthan AFB: temperature 74.5 degrees Fahrenheit and dew point 29.5, 19 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 10,100 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT DMAFIG. B THE AIR AT DAVIS-MONTHAN AFBTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION02,0004,0006,0008,00010,00012,00010 F30 F50 F70 F90 FSATURATES 10,100 FT ABOVE THE STATION, AT 20.5 FTEMPERATURE 74.5 FDEW POINT 29.5 FSPREAD 45.0 FRELATIVE HUMIDITY 19 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 POINTTITLEDavis-Monthan AFB, the airSTATION REPORT · ASOS DMATYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-17IDSR-DMA-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the east northeast (60 degrees) at 14 mph: force 4, a moderate breeze on the Beaufort scale. The strongest gust today was 41 mph.

Plan of the wind at Davis-Monthan AFB, north up: blowing from 60 degrees, the east northeast, at 14 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 DMAFIG. C THE WIND AT DAVIS-MONTHAN AFBPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 60°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE13NOW, 14 MPH5FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEDavis-Monthan AFB, the windSTATION REPORT · ASOS DMATYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-17IDSR-DMA-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Davis-Monthan AFB, in 6 sheets, each beside the Field Book plates that explain it

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Snow on the ground

Elsewhere in Arizona

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

Near Catalina Foothills

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

Near Catalina Foothills

River and lake gauges