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West Amana, Iowa

Community in Iowa County, Iowa

Air quality

The air at West Amana

Index 23, good, led by fine particles. Read at 8 AM from its reporting area, Iowa City (IA), 23 miles off.

23Good
  • Fine particles (PM2.5)23Good18.1 mi
  • Ozone-12 ppb18.1 mi
  • Sulfur dioxide0Good0 ppb18.1 mi

The days ahead

Good each day through Today, led by ozone. Yesterday measured 26, good.

Smoke, the next 41 hours

No smoke near the ground through Sun 1 AM.

FriSat

Precipitation

What has fallen at West Amana

0.29 in in the last 24 hours, 0.33 in over the last 3 days, to Fri 8 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.29in
Last 3 days
0.33in

Visibility

How far you can see at West Amana, the next 41 hours

Visibility stays 7 miles or more through Sun 1 AM, lowest 8 miles Sat 6 AM.

FriSat

On the radar over West Amana, IowaReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 6 instruments nearest West Amana, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.0 miles away.

measured now4 instruments

measured daily2 instruments

Amana 4.7 WIA-IA-6

In a volunteer observer's own ground/0.0 mi away/766 ft/20 ft below here

precip, snowfall, snow depth

Rank-

Station report

The weather at Williamsburg (I-80), drawn

The nearest instrument reporting now, 8.6 mi from West Amana, Iowa. From its report of Oct 16, 2026, 9:15 AM local time: 3 of its 5 sheets.

The air

45.0 F with a dew point of 43.7 F, 95 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 300 ft up.

Chart of the air at Williamsburg (I-80): temperature 45.0 degrees Fahrenheit and dew point 43.7, 95 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 300 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT RWBI4FIG. B THE AIR AT WILLIAMSBURG (I-80)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 STATION01,0002,0003,00030 F40 F50 F60 FSATURATES 300 FT ABOVE THE STATION, AT 43.4 FTEMPERATURE AND DEW POINT 45.0 F, 43.7 FRELATIVE HUMIDITY 95 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 POINTTITLEWilliamsburg (I-80), the airSTATION REPORT · RWIS RWBI4TYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 5DATE2026-10-16IDSR-RWBI4-1DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

Calm.

Plan of the wind at Williamsburg (I-80), 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 RWBI4FIG. C THE WIND AT WILLIAMSBURG (I-80)PLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONCALMBEAUFORT FORCELEAST WIND, MPH0CALM0NOW, 0 MPH1LIGHT AIR12LIGHT BREEZE4GUST, 6 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEWilliamsburg (I-80), the windSTATION REPORT · RWIS RWBI4TYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 2 of 5DATE2026-10-16IDSR-RWBI4-2DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008

The column

At 853 ft above sea level, 3 per cent of the atmosphere's air lies below the station. The standard atmosphere puts the pressure there at 29.01 inHg and the temperature at 56.0 F; it reports 45.0 F, 11.0 F colder than standard.

Section from sea level of where Williamsburg (I-80) stands in the atmosphere, height to scale: the station 853 feet above sea level with 3 per cent of the air below it; the standard atmosphere's pressure there, 29.01 inches of mercury, and temperature, 56.0 degrees Fahrenheit.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT RWBI4FIG. D WHERE WILLIAMSBURG (I-80) STANDS IN THE ATMOSPHERESECTION FROM SEA LEVEL, HEIGHT TO SCALE, THE STATION IN THE STANDARD ATMOSPHEREFT ABOVE SEA LEVEL05,00010,00015,000SEA LEVEL, 29.92 inHg IN THE STANDARD ATMOSPHEREWILLIAMSBURG (I-80)3 PER CENT OF THE AIR BELOW IT853 FT10 PER CENT OF THE AIR BELOW, 2,890 FT20 PER CENT OF THE AIR BELOW, 6,050 FT30 PER CENT OF THE AIR BELOW, 9,540 FT40 PER CENT OF THE AIR BELOW, 13,470 FTSTANDARD PRESSURE HERE29.01 inHgSTANDARD TEMPERATURE HERE56.0 FTEMPERATURE, REPORTED45.0 FTITLEWilliamsburg (I-80), the columnSTATION REPORT · RWIS RWBI4TYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 3 of 5DATE2026-10-16IDSR-RWBI4-3DRAWN AS linework on paperSOURCES FB-ENG-001, FB-ENG-003

The full report of Williamsburg (I-80), in 5 sheets, each beside the Field Book plates that explain it

0in

Snow on the ground

Measured at Williamsburg 3 SE (WLBI4), 10.1 miles from here, read 16 Oct, 07:00. measured daily

Elsewhere in Iowa

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

Near West Amana

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

Near West Amana

River and lake gauges