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Downey, Idaho

City in Bannock County, Idaho

Air quality

The air at Downey

Index 26, good, led by fine particles. Read at 4 AM from its reporting area, Pocatello (ID), 35 miles off.

26Good
  • Fine particles (PM2.5)26Good-
  • Coarse particles (PM10)6Good-

The days ahead

Good each day through Mon Oct 19, led by fine particles. Yesterday measured 38, good.

Smoke, the next 45 hours

No smoke near the ground through Sun 12 AM.

FriSat

Precipitation

What has fallen at Downey

None in the last 24 hours; 0.11 in over the last 3 days, to Fri 3 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.11in

Visibility

How far you can see at Downey, the next 45 hours

Visibility stays 10 miles or more through Sun 12 AM.

FriSat

What is measuring near here

The 4 instruments nearest Downey, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.3 miles away.

measured now2 instruments

measured daily2 instruments

DowneyDWYI1

At a cooperative observer's station/0.3 mi away/4,862 ft/9 ft below here

snowfall, snow depth, precip, high, low

Rank527of 833

Station report

The weather at D5 - Swan Lake, drawn

The nearest instrument reporting now, 7.9 mi from Downey, Idaho. From its report of Oct 16, 2026, 3:30 AM local time: 3 of its 6 sheets.

The sky

No cloud reported; visibility 1.25 mi.

Section of the sky over D5 - Swan Lake, height above the station to scale: no cloud reported, and visibility of 1.25 mi.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT ITDA4FIG. A THE SKY OVER D5 - SWAN LAKESECTION, 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 STATIONNO CLOUD REPORTEDVISIBILITY, MILES: 1.25 MI0510TITLED5 - Swan Lake, the skySTATION REPORT · RWIS ITDA4TYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-ITDA4-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

34.7 F with a dew point of 31.5 F, 88 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 700 ft up.

Chart of the air at D5 - Swan Lake: temperature 34.7 degrees Fahrenheit and dew point 31.5, 88 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; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT ITDA4FIG. B THE AIR AT D5 - SWAN LAKETHE 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 700 FT ABOVE THE STATION, AT 30.8 FTEMPERATURE 34.7 FDEW POINT 31.5 FSPREAD 3.2 FRELATIVE HUMIDITY 88 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 POINTTITLED5 - Swan Lake, the airSTATION REPORT · RWIS ITDA4TYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-ITDA4-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the southwest (214 degrees) at 1 mph, gusting 2 mph: force 1, a light air on the Beaufort scale. The strongest gust today was 10 mph.

Plan of the wind at D5 - Swan Lake, north up: blowing from 214 degrees, the southwest, at 1 miles an hour, gusting 2; beside it the Beaufort scale from calm to hurricane force, force 1, light air, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT ITDA4FIG. C THE WIND AT D5 - SWAN LAKEPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 214°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR1NOW, 1 MPH2LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLED5 - Swan Lake, the windSTATION REPORT · RWIS ITDA4TYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-ITDA4-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008

The full report of D5 - Swan Lake, in 6 sheets, each beside the Field Book plates that explain it

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Snow on the ground

Elsewhere in Idaho

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

Near Downey

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

Near Downey