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Catalina, Arizona

Community in Pima County, Arizona

Air quality

The air at Catalina

Index 23, good, led by coarse particles. Read at 8 PM from its reporting area, Rillito (AZ), 16 miles off.

23Good
  • Coarse particles (PM10)23Good-

The days ahead

Highest 96, moderate, Fri Oct 16, led by coarse particles. Yesterday measured 16, good.

Smoke, the next 46 hours

No smoke near the ground through Sat 5 PM.

ThuFriSat

Precipitation

What has fallen at Catalina

None in the last 24 hours; 0.31 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
0.31in

Visibility

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

Visibility stays 10 miles or more through Sat 5 PM.

ThuFriSat

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

What is measuring near here

The 6 instruments nearest Catalina, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.5 miles away.

measured now4 instruments

Sollers RAWSQSLA3

A remote fire weather station/13.3 mi away/7,575 ft/4,455 ft above here

temp, wind, gust, humidity, pressure

Rank287of 1,869

San ManuelE77

At an airfield/18.3 mi away/3,278 ft/158 ft above here

temp, wind, gust, visibility, precip, pressure

Rank-

measured daily2 instruments

Catalina 0.9 EAZ-PM-216

In a volunteer observer's own ground/0.5 mi away/3,133 ft/13 ft above here

precip, snowfall, snow depth

Rank-

Station report

The weather at Citizen station GW4314, drawn

The nearest instrument reporting now, 6.4 mi from Catalina, Arizona. From its report of undefined: 3 of its 4 sheets.

The wind

From the north (359 degrees) at 7 mph, gusting 13 mph: force 2, a light breeze on the Beaufort scale.

Plan of the wind at Citizen station GW4314, north up: blowing from 359 degrees, the north, at 7 miles an hour, gusting 13; beside it the Beaufort scale from calm to hurricane force, force 2, light breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT GW4314FIG. C THE WIND AT CITIZEN STATION GW4314PLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 359°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 7 MPH3GENTLE BREEZE84MODERATE BREEZE13GUST, 13 MPH5FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLECitizen station GW4314, the windSTATION REPORT · CWOP GW4314TYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 1 of 4DATE2026-10-16IDSR-GW4314-1DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008

The column

At 2,799 ft above sea level, 10 per cent of the atmosphere's air lies below the station. The standard atmosphere puts the pressure there at 27.02 inHg and the temperature at 49.0 F; the station's altimeter setting of 30.01 inHg means its barometer reads 27.10 inHg; it reports 72.0 F, 23.0 F warmer than standard.

Section from sea level of where Citizen station GW4314 stands in the atmosphere, height to scale: the station 2,799 feet above sea level with 10 per cent of the air below it; the standard atmosphere's pressure there, 27.02 inches of mercury, and temperature, 49.0 degrees Fahrenheit; the altimeter setting of 30.01 and the station pressure it means, 27.10.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT GW4314FIG. D WHERE CITIZEN STATION GW4314 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 ATMOSPHERECITIZEN STATION GW431410 PER CENT OF THE AIR BELOW IT2,799 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 HERE27.02 inHgSTANDARD TEMPERATURE HERE49.0 FALTIMETER SETTING, REPORTED30.01 inHgITS BAROMETER READS27.10 inHgTEMPERATURE, REPORTED72.0 FTITLECitizen station GW4314, the columnSTATION REPORT · CWOP GW4314TYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 4DATE2026-10-16IDSR-GW4314-2DRAWN AS linework on paperSOURCES FB-ENG-001, FB-ENG-003

The sun

On Oct 16 the noon sun stands 48 degrees above the horizon at 32.42 N, and the day is 11 h 13 min long. Level ground there takes 75 per cent of the noon sunlight a surface facing the sun would.

Elevation of the noon sun at Citizen station GW4314, angles true: on Oct 16 it stands 48 degrees above the horizon, against 81 at the June solstice, 58 at the equinoxes and 34 at the December solstice; the day is 11 h 13 min long.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT GW4314FIG. E THE SUN AT CITIZEN STATION GW4314ELEVATION LOOKING WEST, SOUTH TO THE LEFT: THE NOON SUN ON THE DAY OF THE REPORT, AND AT THE SOLSTICES AND EQUINOXES; ANGLES TRUETHE STATIONJUNE SOLSTICE 81°EQUINOXES 58°DECEMBER SOLSTICE 34°OCT 16, 48°SOUTHANGLES TRUE; THE RAYS ARE OF ONE LENGTH AND DRAW DIRECTION ONLYDAY LENGTH 11 H 13 MINLEVEL GROUND TAKES 75 PER CENT OF THE NOON SUN A FACING SURFACE WOULDLATITUDE 32.42 N; THE SUN'S DECLINATION -9.1°TITLECitizen station GW4314, the sunSTATION REPORT · CWOP GW4314TYPEELEVATIONSCALEANGLES TRUEREVAS REPORTED SHEET 3 of 4DATE2026-10-16IDSR-GW4314-3DRAWN AS linework on paperSOURCES FB-ENG-007

The full report of Citizen station GW4314, in 4 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

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

Near Catalina

River and lake gauges