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Big Delta, Alaska

Community in Southeast Fairbanks Census Area, Alaska

On the radar over Big Delta, AlaskaReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 5 instruments nearest Big Delta, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 4.7 miles away.

measured now3 instruments

measured daily2 instruments

Station report

The weather at Ft.Greely/Allen AAF (ASOS), drawn

The nearest airport reporting now, 8.2 mi from Big Delta, Alaska. From its report of Oct 15, 2026, 11:53 PM local time: 3 of its 6 sheets.

The sky

No cloud reported; visibility 10 mi or more.

Section of the sky over Ft.Greely/Allen AAF (ASOS), height above the station to scale: no cloud reported, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT PABIFIG. A THE SKY OVER FT.GREELY/ALLEN AAF (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 STATION05001,0001,5002,0002,5003,000ETAGESLOWTHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETNO CLOUD REPORTEDVISIBILITY, MILES: 10 MI OR MORE0510TITLEFt.Greely/Allen AAF (ASOS), the skySTATION REPORT · ASOS PABITYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-PABI-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

37.0 F with a dew point of 30.0 F, 76 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,600 ft up.

Chart of the air at Ft.Greely/Allen AAF (ASOS): temperature 37.0 degrees Fahrenheit and dew point 30.0, 76 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,600 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT PABIFIG. B THE AIR AT FT.GREELY/ALLEN AAF (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 STATION01,0002,0003,00020 F30 F40 F50 FSATURATES 1,600 FT ABOVE THE STATION, AT 28.5 FTEMPERATURE 37.0 FDEW POINT 30.0 FSPREAD 7.0 FRELATIVE HUMIDITY 76 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 POINTTITLEFt.Greely/Allen AAF (ASOS), the airSTATION REPORT · ASOS PABITYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-PABI-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the east (100 degrees) at 24 mph, gusting 36 mph: force 5, a fresh breeze on the Beaufort scale. The strongest gust today was 55 mph.

Plan of the wind at Ft.Greely/Allen AAF (ASOS), north up: blowing from 100 degrees, the east, at 24 miles an hour, gusting 36; beside it the Beaufort scale from calm to hurricane force, force 5, fresh breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT PABIFIG. C THE WIND AT FT.GREELY/ALLEN AAF (ASOS)PLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 100°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE19NOW, 24 MPH6STRONG BREEZE257NEAR GALE32GUST, 36 MPH8GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEFt.Greely/Allen AAF (ASOS), the windSTATION REPORT · ASOS PABITYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-PABI-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Ft.Greely/Allen AAF (ASOS), in 6 sheets, each beside the Field Book plates that explain it

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Snow on the ground

Measured at Whitestone Farms (WITA2), 4.7 miles from here, read 15 Oct, 18:00. measured daily

Elsewhere in Alaska

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

Near Big Delta

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

Near Big Delta

River and lake gauges