Storm Station
Sign in

Annex, Oregon

Community in Malheur County, Oregon

Air quality

The air at Annex

Index 29, good, led by fine particles. Read at 9 PM from its reporting area, Ontario (OR), 15 miles off.

29Good
  • Fine particles (PM2.5)29Good-

The days ahead

Yesterday measured 22, good.

Smoke, the next 45 hours

No smoke near the ground through Sat 6 PM.

FriSat

Precipitation

What has fallen at Annex

None in the last 3 days, to Thu 9 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 Annex, the next 45 hours

Visibility stays 10 miles or more through Sat 6 PM.

FriSat

On the radar over Annex, OregonReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 4 instruments nearest Annex, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 13.2 miles away.

measured now3 instruments

measured daily1 instrument

Vale 7.3 WNWOR-MH-2

In a volunteer observer's own ground/25.2 mi away/2,432 ft/330 ft above here

precip, snowfall, snow depth

Rank-

Station report

The weather at Ontario Municipal, drawn

The nearest airport reporting now, 15.2 mi from Annex, Oregon. From its report of Oct 15, 2026, 9:53 PM 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 Ontario Municipal, 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 ONOFIG. A THE SKY OVER ONTARIO MUNICIPALSECTION, 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 MORE0510TITLEOntario Municipal, the skySTATION REPORT · ASOS ONOTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-ONO-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

51.0 F with a dew point of 34.0 F, 52 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 3,900 ft up.

Chart of the air at Ontario Municipal: temperature 51.0 degrees Fahrenheit and dew point 34.0, 52 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 3,900 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT ONOFIG. B THE AIR AT ONTARIO MUNICIPALTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,0005,00020 F30 F40 F50 F60 FSATURATES 3,900 FT ABOVE THE STATION, AT 30.4 FTEMPERATURE 51.0 FDEW POINT 34.0 FSPREAD 17.0 FRELATIVE HUMIDITY 52 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 POINTTITLEOntario Municipal, the airSTATION REPORT · ASOS ONOTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-ONO-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

Calm.

Plan of the wind at Ontario Municipal, north up: calm; beside it the Beaufort scale from calm to hurricane force, force 0, calm, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT ONOFIG. C THE WIND AT ONTARIO MUNICIPALPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONCALMBEAUFORT FORCELEAST WIND, MPH0CALM0NOW, 0 MPH1LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEOntario Municipal, the windSTATION REPORT · ASOS ONOTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-ONO-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Ontario Municipal, in 6 sheets, each beside the Field Book plates that explain it

-

Snow on the ground

Elsewhere in Oregon

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

Near Annex

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

Near Annex

River and lake gauges