Storm Station
Big Delta, Alaska
52°
Mostly clear· Feels like 52°·Moderate breeze 16 mph SE
Mostly clear, with a low around 35. East wind 10 to 15 mph, with gusts as high as 25 mph.
-UV
-Air quality
46%Humidity
20%Cloud

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

Ft.Greely/Allen AAF (ASOS)PABI

At an airfield/8.2 mi away/1,306 ft/178 ft above here

temp, wind, gust, visibility, precip, pressure

Rank62of 846

Delta Junction 4S - Main GateMGTA2

At a river or reservoir gauge/9.6 mi away/1,329 ft/201 ft above here

temp, wind, gust, humidity, pressure

Rank585of 846

measured daily2 instruments

Whitestone FarmsWITA2

At a cooperative observer's station/4.7 mi away/997 ft/131 ft below here

snowfall, snow depth, precip, high, low

Rank-

Delta Junction 9.8 SEAK-SF-6

In a volunteer observer's own ground/13.5 mi away/1,252 ft/124 ft above here

precip, snowfall, snow depth

Rank-

Station report

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

The nearest airport reporting now, 8.2 mi from Big Delta. From its report of Sep 27, 2026, 12:53 AM 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 Ft.Greely/Allen AAF (ASOS), 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 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 DETECTED BELOW 12,000 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEFt.Greely/Allen AAF (ASOS), the skySTATION REPORT · ASOS PABITYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-09-27IDSR-PABI-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

44.0 F with a dew point of 25.0 F, 47 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 4,300 ft up.

Chart of the air at Ft.Greely/Allen AAF (ASOS): temperature 44.0 degrees Fahrenheit and dew point 25.0, 47 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 4,300 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 STATION01,0002,0003,0004,0005,0006,00010 F20 F30 F40 F50 FSATURATES 4,300 FT ABOVE THE STATION, AT 21.1 FTEMPERATURE 44.0 FDEW POINT 25.0 FSPREAD 19.0 FRELATIVE HUMIDITY 47 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 6DATE2026-09-27IDSR-PABI-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the east (90 degrees) at 18 mph: force 4, a moderate breeze on the Beaufort scale. The strongest gust today was 24 mph.

Plan of the wind at Ft.Greely/Allen AAF (ASOS), north up: blowing from 90 degrees, the east, at 18 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 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 90°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE13NOW, 18 MPH5FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEFt.Greely/Allen AAF (ASOS), the windSTATION REPORT · ASOS PABITYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-09-27IDSR-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

0in

Snow on the ground

Measured at Whitestone Farms (WITA2), 4.7 miles from here, read 26 Sep, 19:00. 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.