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Blairstown, Iowa

City in Benton County, Iowa

Air quality

The air at Blairstown

Index 25, good, led by fine particles. Read at 6 AM from its reporting area, Iowa City (IA), 32 miles off.

25Good
  • Fine particles (PM2.5)25Good20.7 mi
  • Ozone-14 ppb20.7 mi
  • Sulfur dioxide0Good0 ppb20.7 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 Blairstown

0.26 in in the last 24 hours, 0.34 in over the last 3 days, to Fri 6 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.26in
Last 3 days
0.34in

Visibility

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

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

FriSat

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

What is measuring near here

The 6 instruments nearest Blairstown, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 4.8 miles away.

measured now4 instruments

measured daily2 instruments

Van Horne 3.4 SSWIA-BT-26

In a volunteer observer's own ground/4.8 mi away/908 ft/66 ft above here

precip, snowfall, snow depth

Rank-

Belle PlaineBLLI4

At a cooperative observer's station/9.4 mi away/856 ft/14 ft above here

snowfall, snow depth, precip, high, low

Rank705of 1,060

Station report

The weather at Cedar Rapids, drawn

The nearest airport reporting now, 18.5 mi from Blairstown, Iowa. From its report of Oct 16, 2026, 5:52 AM local time: 3 of its 6 sheets.

The sky

Overcast at 4,700 ft; the ceiling is 4,700 ft; visibility 10 mi or more.

Section of the sky over Cedar Rapids, height above the station to scale: overcast cloud with its base at 4,700 feet, the ceiling at 4,700 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT CIDFIG. A THE SKY OVER CEDAR RAPIDSSECTION, 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 STATION01,0002,0003,0004,0005,0006,0007,0008,000ETAGESLOWMIDDLETHE STATIONOVC 4,700 FTOVERCAST, 8 EIGHTHS OF THE SKYCEILING 4,700 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLECedar Rapids, the skySTATION REPORT · ASOS CIDTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-CID-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

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; the lowest cloud reported is at 4,700 ft.

Chart of the air at Cedar Rapids: 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, against the lowest cloud reported at 4,700 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT CIDFIG. B THE AIR AT CEDAR RAPIDSTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,0005,00030 F40 F50 F60 FSATURATES 800 FT ABOVE THE STATION, AT 42.0 FLOWEST CLOUD REPORTED, OVC 4,700 FTTEMPERATURE 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 POINTTITLECedar Rapids, the airSTATION REPORT · ASOS CIDTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-CID-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 15 mph: force 4, a moderate breeze on the Beaufort scale.

Plan of the wind at Cedar Rapids, 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 CIDFIG. C THE WIND AT CEDAR RAPIDSPLAN, 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 FORCE73TITLECedar Rapids, the windSTATION REPORT · ASOS CIDTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-CID-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Belle Plaine (BLLI4), 9.4 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 Blairstown

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

Near Blairstown

River and lake gauges