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Hudson, Iowa

City in Black Hawk County, Iowa

Air quality

The air at Hudson

Index 40, good, led by fine particles. Read at 3 AM from its reporting area, Waterloo (IA), 6 miles off.

40Good
  • Fine particles (PM2.5)40Good9.3 mi
  • Ozone-13 ppb23.2 mi

The days ahead

Good each day through Today, led by ozone. Yesterday measured 21, good.

Smoke, the next 41 hours

No smoke near the ground through Sat 7 PM.

FriSat

Precipitation

What has fallen at Hudson

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

Last 24 hours
1.05in
Last 3 days
1.05in

Visibility

How far you can see at Hudson, the next 41 hours

Visibility stays 7 miles or more through Sat 7 PM, lowest 8 miles Sat 4 AM.

FriSat

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

What is measuring near here

The 5 instruments nearest Hudson, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.5 miles away.

measured now3 instruments

WaterlooALO

At an airfield/10.6 mi away/879 ft/29 ft below here

temp, wind, gust, visibility, precip, pressure

Rank6of 1,060

measured daily2 instruments

Hudson 1.1 SSEIA-BH-28

In a volunteer observer's own ground/0.5 mi away/935 ft/27 ft above here

precip, snowfall, snow depth

Rank-

Waterloo SnowWLOI4

At a cooperative observer's station/8.2 mi away/935 ft/27 ft above here

snowfall, snow depth, precip, high, low

Rank605of 1,060

Station report

The weather at Waterloo, drawn

The nearest airport reporting now, 10.6 mi from Hudson, Iowa. From its report of Oct 16, 2026, 2:54 AM local time: 3 of its 6 sheets.

The sky

Scattered at 4,000 ft; visibility 10 mi or more.

Section of the sky over Waterloo, height above the station to scale: scattered cloud with its base at 4,000 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT ALOFIG. A THE SKY OVER WATERLOOSECTION, 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 SHEETSCT 4,000 FTSCATTERED, 3 TO 4 EIGHTHS OF THE SKYVISIBILITY, MILES: 10 MI OR MORE0510TITLEWaterloo, the skySTATION REPORT · ASOS ALOTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-ALO-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

46.0 F with a dew point of 41.0 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 4,000 ft.

Chart of the air at Waterloo: temperature 46.0 degrees Fahrenheit and dew point 41.0, 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 4,000 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT ALOFIG. B THE AIR AT WATERLOOTHE 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 1,100 FT ABOVE THE STATION, AT 39.9 FLOWEST CLOUD REPORTED, SCT 4,000 FTTEMPERATURE 46.0 FDEW POINT 41.0 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 POINTTITLEWaterloo, the airSTATION REPORT · ASOS ALOTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-ALO-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the west northwest (300 degrees) at 14 mph, gusting 25 mph: force 4, a moderate breeze on the Beaufort scale. The strongest gust today was 25 mph.

Plan of the wind at Waterloo, north up: blowing from 300 degrees, the west northwest, at 14 miles an hour, gusting 25; beside it the Beaufort scale from calm to hurricane force, force 4, moderate breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT ALOFIG. C THE WIND AT WATERLOOPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 300°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE13NOW, 14 MPH5FRESH BREEZE196STRONG BREEZE25GUST, 25 MPH7NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEWaterloo, the windSTATION REPORT · ASOS ALOTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-ALO-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Waterloo Snow (WLOI4), 8.2 miles from here, read 15 Oct, 23:59. measured daily

Elsewhere in Iowa

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

Near Hudson

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

Near Hudson

River and lake gauges