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Patterson, Iowa

City in Madison County, Iowa

Air quality

The air at Patterson

Index 22, good, led by ozone. Read at 11 PM from its reporting area, Des Moines (IA), 17 miles off.

22Good
  • Fine particles (PM2.5)14Good21.4 mi
  • Ozone22Good21 ppb21.4 mi

The days ahead

Good each day through Sun Oct 18, led by fine particles. Yesterday measured 18, good.

Smoke, the next 45 hours

No smoke near the ground through Sun 7 PM.

SatSun

Precipitation

What has fallen at Patterson

0.03 in in the last 24 hours, 0.67 in over the last 3 days, to Fri 10 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.03in
Last 3 days
0.67in

Visibility

How far you can see at Patterson, the next 45 hours

Visibility stays 9 miles or more through Sun 7 PM, lowest 10 miles Sun 8 AM.

SatSun

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

What is measuring near here

The 7 instruments nearest Patterson, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 4.3 miles away.

measured now5 instruments

Des MoinesDSM

At an airfield/17.4 mi away/965 ft/78 ft above here

temp, wind, gust, visibility, precip, pressure

Rank189of 1,055

measured daily2 instruments

Winterset 3.5 ESEIA-MD-7

In a volunteer observer's own ground/4.3 mi away/977 ft/90 ft above here

precip, snowfall, snow depth

Rank-

Winterset 2 NNWWTRI4

At a cooperative observer's station/7.6 mi away/1,093 ft/206 ft above here

snowfall, snow depth, precip, high, low

Rank26of 1,055

Station report

The weather at Des Moines, drawn

The nearest airport reporting now, 17.4 mi from Patterson, Iowa. From its report of Oct 16, 2026, 10:54 PM local time: 3 of its 6 sheets.

The sky

No cloud below 12,000 ft; visibility 10 mi or more.

Section of the sky over Des Moines, height above the station to scale: no cloud detected below 12,000 feet, the reach of its ceilometer, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT DSMFIG. A THE SKY OVER DES MOINESSECTION, 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 DETECTED BELOW 12,000 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEDes Moines, the skySTATION REPORT · ASOS DSMTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-17IDSR-DSM-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

42.0 F with a dew point of 34.0 F, 73 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,800 ft up.

Chart of the air at Des Moines: temperature 42.0 degrees Fahrenheit and dew point 34.0, 73 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,800 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT DSMFIG. B THE AIR AT DES MOINESTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00020 F30 F40 F50 FSATURATES 1,800 FT ABOVE THE STATION, AT 32.2 FTEMPERATURE 42.0 FDEW POINT 34.0 FSPREAD 8.0 FRELATIVE HUMIDITY 73 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 POINTTITLEDes Moines, the airSTATION REPORT · ASOS DSMTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-17IDSR-DSM-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the west northwest (290 degrees) at 3 mph: force 1, a light air on the Beaufort scale. The strongest gust today was 38 mph.

Plan of the wind at Des Moines, north up: blowing from 290 degrees, the west northwest, at 3 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 1, light air, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT DSMFIG. C THE WIND AT DES MOINESPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 290°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR1NOW, 3 MPH2LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEDes Moines, the windSTATION REPORT · ASOS DSMTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-17IDSR-DSM-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

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Snow on the ground

Elsewhere in Iowa

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

Near Patterson

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

Near Patterson

River and lake gauges