Storm Station
Sign in

Seymour, Iowa

City in Wayne County, Iowa

Air quality

The air at Seymour

Index 14, good, led by ozone. Read at 1 PM from its reporting area, Lake Sugema (IA), 58 miles off.

14Good
  • Fine particles (PM2.5)8Good-
  • Ozone14Good-

The days ahead

Good each day through Today, led by fine particles. Yesterday measured 28, good.

Smoke, the next 43 hours

No smoke near the ground through Sun 7 AM.

FriSatSun

Precipitation

What has fallen at Seymour

None in the last 3 days, to Fri 12 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.00in

Visibility

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

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

FriSatSun

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

What is measuring near here

The 5 instruments nearest Seymour, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.8 miles away.

measured now3 instruments

measured daily2 instruments

AllertonALRI4

At a cooperative observer's station/13.0 mi away/1,106 ft/33 ft above here

snowfall, snow depth, precip, high, low

Rank370of 1,060

Station report

The weather at Centerville, drawn

The nearest airport reporting now, 11.6 mi from Seymour, Iowa. From its report of Oct 16, 2026, 1:15 PM local time: 3 of its 6 sheets.

The sky

Broken at 2,500 ft, overcast at 3,200 ft; the ceiling is 2,500 ft; visibility 9 mi.

Section of the sky over Centerville, height above the station to scale: broken cloud with its base at 2,500 feet, overcast cloud with its base at 3,200 feet, the ceiling at 2,500 feet, and visibility of 9 mi.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT TVKFIG. A THE SKY OVER CENTERVILLESECTION, 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 STATION01,0002,0003,0004,0005,000ETAGESLOWTHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETOVC 3,200 FTOVERCAST, 8 EIGHTHS OF THE SKYBKN 2,500 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYCEILING 2,500 FTVISIBILITY, MILES: 9 MI0510TITLECenterville, the skySTATION REPORT · ASOS TVKTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-TVK-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

51.8 F with a dew point of 41.0 F, 66 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 2,500 ft up; the lowest cloud reported is at 2,500 ft.

Chart of the air at Centerville: temperature 51.8 degrees Fahrenheit and dew point 41.0, 66 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 2,500 feet above the station, against the lowest cloud reported at 2,500 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT TVKFIG. B THE AIR AT CENTERVILLETHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,00030 F40 F50 F60 FSATURATES 2,500 FT ABOVE THE STATION, AT 38.6 FLOWEST CLOUD REPORTED, BKN 2,500 FTTEMPERATURE 51.8 FDEW POINT 41.0 FSPREAD 10.8 FRELATIVE HUMIDITY 66 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 POINTTITLECenterville, the airSTATION REPORT · ASOS TVKTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-TVK-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the north northwest (330 degrees) at 16 mph, gusting 25 mph: force 4, a moderate breeze on the Beaufort scale. The strongest gust today was 32 mph.

Plan of the wind at Centerville, north up: blowing from 330 degrees, the north northwest, at 16 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 TVKFIG. C THE WIND AT CENTERVILLEPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 330°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE13NOW, 16 MPH5FRESH BREEZE196STRONG BREEZE25GUST, 25 MPH7NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLECenterville, the windSTATION REPORT · ASOS TVKTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-TVK-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Allerton (ALRI4), 13.0 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 Seymour

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

Near Seymour

River and lake gauges