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Ak Chin, Arizona

Community in Pima County, Arizona

Air quality

The air at Ak Chin

Index 31, good, led by ozone. Read at 10 PM from its reporting area, West Pinal (AZ), 47 miles off.

31Good
  • Ozone31Good-
  • Coarse particles (PM10)30Good-

The days ahead

Highest 84, moderate, Fri Oct 16, led by coarse particles. Yesterday measured 46, good.

Smoke, the next 43 hours

Little smoke near the ground through Sat 5 PM: the index from smoke stays at 6 or under.

FriSat

Precipitation

What has fallen at Ak Chin

None in the last 3 days, to Thu 10 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 Ak Chin, the next 43 hours

Visibility stays 10 miles or more through Sat 5 PM.

FriSat

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

What is measuring near here

The 3 instruments nearest Ak Chin, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 27.2 miles away.

measured now1 instrument

Sells RAWSQSEA3

A remote fire weather station/27.2 mi away/2,346 ft/501 ft above here

temp, wind, gust, humidity, pressure

Rank559of 1,869

measured daily2 instruments

Kitt PeakKITA3

At a cooperative observer's station/33.3 mi away/6,790 ft/4,945 ft above here

snowfall, snow depth, precip, high, low

Rank1,669of 1,869

Arizona City 1.0 SWAZ-PN-98

In a volunteer observer's own ground/36.6 mi away/1,503 ft/342 ft below here

precip, snowfall, snow depth

Rank-

Station report

The weather at Sells RAWS, drawn

The nearest instrument reporting now, 27.2 mi from Ak Chin, Arizona. From its report of Oct 15, 2026, 10:14 PM local time: 3 of its 5 sheets.

The air

70.0 F with a dew point of 42.5 F, 37 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 6,300 ft up.

Chart of the air at Sells RAWS: temperature 70.0 degrees Fahrenheit and dew point 42.5, 37 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 6,300 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT QSEA3FIG. B THE AIR AT SELLS RAWSTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,0005,0006,0007,0008,00030 F40 F50 F60 F70 F80 FSATURATES 6,300 FT ABOVE THE STATION, AT 36.6 FTEMPERATURE 70.0 FDEW POINT 42.5 FSPREAD 27.5 FRELATIVE HUMIDITY 37 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 POINTTITLESells RAWS, the airSTATION REPORT · DCP QSEA3TYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 5DATE2026-10-16IDSR-QSEA3-1DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the east (92 degrees) at 6 mph, gusting 10 mph: force 2, a light breeze on the Beaufort scale. The strongest gust today was 20 mph.

Plan of the wind at Sells RAWS, north up: blowing from 92 degrees, the east, at 6 miles an hour, gusting 10; beside it the Beaufort scale from calm to hurricane force, force 2, light breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT QSEA3FIG. C THE WIND AT SELLS RAWSPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 92°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 6 MPH3GENTLE BREEZE8GUST, 10 MPH4MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLESells RAWS, the windSTATION REPORT · DCP QSEA3TYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 2 of 5DATE2026-10-16IDSR-QSEA3-2DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008

The column

At 2,346 ft above sea level, 8 per cent of the atmosphere's air lies below the station. The standard atmosphere puts the pressure there at 27.47 inHg and the temperature at 50.6 F; it reports 70.0 F, 19.4 F warmer than standard.

Section from sea level of where Sells RAWS stands in the atmosphere, height to scale: the station 2,346 feet above sea level with 8 per cent of the air below it; the standard atmosphere's pressure there, 27.47 inches of mercury, and temperature, 50.6 degrees Fahrenheit.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT QSEA3FIG. D WHERE SELLS RAWS 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 ATMOSPHERESELLS RAWS8 PER CENT OF THE AIR BELOW IT2,346 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 HERE27.47 inHgSTANDARD TEMPERATURE HERE50.6 FTEMPERATURE, REPORTED70.0 FTITLESells RAWS, the columnSTATION REPORT · DCP QSEA3TYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 3 of 5DATE2026-10-16IDSR-QSEA3-3DRAWN AS linework on paperSOURCES FB-ENG-001, FB-ENG-003

The full report of Sells RAWS, in 5 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 Ak Chin

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

Near Ak Chin

River and lake gauges