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Coralville, Iowa

City in Johnson County, Iowa

Air quality

The air at Coralville

Index 25, good, led by fine particles. Read at 7 AM from its reporting area, Iowa City (IA), 2 miles off.

25Good
  • Fine particles (PM2.5)25Good5 mi
  • Ozone-15 ppb20.4 mi
  • Sulfur dioxide0Good0 ppb20.4 mi

The days ahead

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

Smoke, the next 43 hours

No smoke near the ground through Sun 1 AM.

FriSat

Precipitation

What has fallen at Coralville

0.11 in in the last 24 hours, 0.16 in over the last 3 days, to Fri 6 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.11in
Last 3 days
0.16in

Visibility

How far you can see at Coralville, the next 43 hours

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

FriSat

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

What is measuring near here

The 6 instruments nearest Coralville, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.4 miles away.

measured now4 instruments

Iowa CityIOW

At an airfield/4.3 mi away/669 ft/89 ft below here

temp, wind, gust, visibility, precip, pressure

Rank12of 1,060

measured daily2 instruments

Coralville 1.1 ESEIA-JH-47

In a volunteer observer's own ground/0.6 mi away/738 ft/20 ft below here

precip, snowfall, snow depth

Rank-

Iowa CityICYI4

At a cooperative observer's station/4.1 mi away/650 ft/108 ft below here

snowfall, snow depth, precip, high, low

Rank81of 1,060

Station report

The weather at Iowa City, drawn

The nearest airport reporting now, 4.3 mi from Coralville, Iowa. From its report of Oct 16, 2026, 7:30 AM local time: 3 of its 6 sheets.

The sky

Scattered at 2,300 ft, broken at 2,700 ft, overcast at 3,400 ft; the ceiling is 2,700 ft; visibility 8 mi.

Section of the sky over Iowa City, height above the station to scale: scattered cloud with its base at 2,300 feet, broken cloud with its base at 2,700 feet, overcast cloud with its base at 3,400 feet, the ceiling at 2,700 feet, and visibility of 8 mi.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT IOWFIG. A THE SKY OVER IOWA CITYSECTION, 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 STATION01,0002,0003,0004,0005,0006,000ETAGESLOWTHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETOVC 3,400 FTOVERCAST, 8 EIGHTHS OF THE SKYBKN 2,700 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYSCT 2,300 FTSCATTERED, 3 TO 4 EIGHTHS OF THE SKYCEILING 2,700 FTVISIBILITY, MILES: 8 MI0510TITLEIowa City, the skySTATION REPORT · ASOS IOWTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-IOW-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

48.0 F with a dew point of 43.0 F, 83 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,100 ft up; the lowest cloud reported is at 2,300 ft.

Chart of the air at Iowa City: temperature 48.0 degrees Fahrenheit and dew point 43.0, 83 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,100 feet above the station, against the lowest cloud reported at 2,300 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT IOWFIG. B THE AIR AT IOWA CITYTHE 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 1,100 FT ABOVE THE STATION, AT 41.9 FLOWEST CLOUD REPORTED, SCT 2,300 FTTEMPERATURE 48.0 FDEW POINT 43.0 FSPREAD 5.0 FRELATIVE HUMIDITY 83 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 POINTTITLEIowa City, the airSTATION REPORT · ASOS IOWTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-IOW-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the west northwest (290 degrees) at 15 mph: force 4, a moderate breeze on the Beaufort scale. The strongest gust today was 32 mph.

Plan of the wind at Iowa City, north up: blowing from 290 degrees, the west northwest, at 15 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 IOWFIG. C THE WIND AT IOWA CITYPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 290°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE13NOW, 15 MPH5FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEIowa City, the windSTATION REPORT · ASOS IOWTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-IOW-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Iowa City (ICYI4), 4.1 miles from here, read 15 Oct, 07:00. measured daily

Elsewhere in Iowa

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

Near Coralville

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

Near Coralville

River and lake gauges