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Elk Horn, Iowa

City in Shelby County, Iowa

Air quality

The air at Elk Horn

Index 31, good, led by fine particles. Read at 4 AM from its reporting area, Viking Lake State Park (IA), 43 miles off.

31Good
  • Fine particles (PM2.5)31Good-
  • Ozone19Good-

The days ahead

Good each day through Today, led by fine particles. Yesterday measured 24, good.

Smoke, the next 45 hours

No smoke near the ground through Sun 1 AM.

FriSat

Precipitation

What has fallen at Elk Horn

0.99 in in the last 24 hours, and none in the 2 days before, to Fri 4 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.99in
Last 3 days
0.99in

Visibility

How far you can see at Elk Horn, the next 45 hours

Visibility stays 8 miles or more through Sun 1 AM, lowest 8 miles Sat 7 AM.

FriSat

On the radar over Elk Horn, IowaReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 6 instruments nearest Elk Horn, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.2 miles away.

measured now4 instruments

AudubonADU

At an airfield/10.3 mi away/1,310 ft/59 ft below here

temp, wind, gust, visibility, precip, pressure

Rank262of 1,060

Irwin 3 ESEIRWI4

At a river or reservoir gauge/13.1 mi away/1,322 ft/47 ft below here

temp, wind, gust, humidity, pressure

Rank-

measured daily2 instruments

Elk Horn 0.2 SSEIA-SH-3

In a volunteer observer's own ground/0.2 mi away/1,355 ft/14 ft below here

precip, snowfall, snow depth

Rank-

AudubonAUDI4

At a cooperative observer's station/10.8 mi away/1,290 ft/79 ft below here

snowfall, snow depth, precip, high, low

Rank749of 1,060

Station report

The weather at Audubon, drawn

The nearest airport reporting now, 10.3 mi from Elk Horn, Iowa. From its report of Oct 16, 2026, 4:55 AM local time: 3 of its 6 sheets.

The sky

No cloud reported; visibility 10 mi or more.

Section of the sky over Audubon, height above the station to scale: no cloud reported, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT ADUFIG. A THE SKY OVER AUDUBONSECTION, 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 MORE0510TITLEAudubon, the skySTATION REPORT · ASOS ADUTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-ADU-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

46.4 F with a dew point of 42.8 F, 87 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 800 ft up.

Chart of the air at Audubon: temperature 46.4 degrees Fahrenheit and dew point 42.8, 87 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 800 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT ADUFIG. B THE AIR AT AUDUBONTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00030 F40 F50 F60 FSATURATES 800 FT ABOVE THE STATION, AT 42.0 FTEMPERATURE 46.4 FDEW POINT 42.8 FSPREAD 3.6 FRELATIVE HUMIDITY 87 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 POINTTITLEAudubon, the airSTATION REPORT · ASOS ADUTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-ADU-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the west northwest (290 degrees) at 10 mph, gusting 16 mph: force 3, a gentle breeze on the Beaufort scale. The strongest gust today was 22 mph.

Plan of the wind at Audubon, north up: blowing from 290 degrees, the west northwest, at 10 miles an hour, gusting 16; beside it the Beaufort scale from calm to hurricane force, force 3, gentle breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT ADUFIG. C THE WIND AT AUDUBONPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 290°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE8NOW, 10 MPH4MODERATE BREEZE13GUST, 16 MPH5FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEAudubon, the windSTATION REPORT · ASOS ADUTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-ADU-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

-

Snow on the ground

Elsewhere in Iowa

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

Near Elk Horn

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

Near Elk Horn

River and lake gauges