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Keaau, Hawaii

Community in Hawaii County, Hawaii

Air quality

The air at Keaau

Index 13, good, led by fine particles. Read at 6 PM from its reporting area, Keaau (HI), 1 mile off.

13Good
  • Fine particles (PM2.5)13Good-

The days ahead

Yesterday measured 17, good.

On the radar over Keaau, HawaiiReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 7 instruments nearest Keaau, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.4 miles away.

measured now5 instruments

Hilo 5 S21515

At a climate reference station/3.1 mi away/622 ft/297 ft above here

temp, humidity, wind, solar, precip

Rank291of 381

Silver SwordS2101

At a soil climate station/27.0 mi away/9,324 ft/8,999 ft above here

temp, humidity, soil temp, soil moisture

Rank371of 381

measured daily2 instruments

Keaau 0.6 NNEHI-HI-62

In a volunteer observer's own ground/0.4 mi away/272 ft/53 ft below here

precip, snowfall, snow depth

Rank-

Waiakea Exp StationWEXH1

At a cooperative observer's station/3.4 mi away/625 ft/300 ft above here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Hilo/Lyman_Field_(ASOS), drawn

The nearest airport reporting now, 6.8 mi from Keaau, Hawaii. From its report of Oct 15, 2026, 6:33 PM local time: 3 of its 6 sheets.

The sky

Scattered at 2,400 ft, overcast at 6,000 ft; the ceiling is 6,000 ft; visibility 10 mi or more.

Section of the sky over Hilo/Lyman_Field_(ASOS), height above the station to scale: scattered cloud with its base at 2,400 feet, overcast cloud with its base at 6,000 feet, the ceiling at 6,000 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT PHTOFIG. A THE SKY OVER HILO/LYMAN_FIELD_(ASOS)SECTION, 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 STATION02,5005,0007,50010,000ETAGESLOWMIDDLETHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETOVC 6,000 FTOVERCAST, 8 EIGHTHS OF THE SKYSCT 2,400 FTSCATTERED, 3 TO 4 EIGHTHS OF THE SKYCEILING 6,000 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEHilo/Lyman_Field_(ASOS), the skySTATION REPORT · ASOS PHTOTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-PHTO-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

76.0 F with a dew point of 73.0 F, 90 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 700 ft up; the lowest cloud reported is at 2,400 ft.

Chart of the air at Hilo/Lyman_Field_(ASOS): temperature 76.0 degrees Fahrenheit and dew point 73.0, 90 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 700 feet above the station, against the lowest cloud reported at 2,400 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT PHTOFIG. B THE AIR AT HILO/LYMAN_FIELD_(ASOS)THE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00060 F70 F80 F90 FSATURATES 700 FT ABOVE THE STATION, AT 72.3 FLOWEST CLOUD REPORTED, SCT 2,400 FTTEMPERATURE 76.0 FDEW POINT 73.0 FSPREAD 3.0 FRELATIVE HUMIDITY 90 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 POINTTITLEHilo/Lyman_Field_(ASOS), the airSTATION REPORT · ASOS PHTOTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-PHTO-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the west southwest (250 degrees) at 3 mph: force 1, a light air on the Beaufort scale. The strongest gust today was 18 mph.

Plan of the wind at Hilo/Lyman_Field_(ASOS), north up: blowing from 250 degrees, the west southwest, at 3 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 1, light air, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT PHTOFIG. C THE WIND AT HILO/LYMAN_FIELD_(ASOS)PLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 250°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR1NOW, 3 MPH2LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEHilo/Lyman_Field_(ASOS), the windSTATION REPORT · ASOS PHTOTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-PHTO-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Hilo/Lyman_Field_(ASOS), in 6 sheets, each beside the Field Book plates that explain it

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Snow on the ground

Elsewhere in Hawaii

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

Near Keaau

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

Near Keaau

River and lake gauges