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Collins, Iowa

City in Story County, Iowa

Air quality

The air at Collins

Index 27, good, led by fine particles. Read at 4 AM from its reporting area, Des Moines (IA), 31 miles off.

27Good
  • Fine particles (PM2.5)27Good-
  • Ozone19Good18 ppb20.2 mi

The days ahead

Good each day through Sat Oct 17, led by fine particles. Yesterday measured 18, good.

Smoke, the next 46 hours

No smoke near the ground through Sun 1 AM.

FriSat

Precipitation

What has fallen at Collins

0.74 in in the last 24 hours, and none in the 2 days before, to Fri 3 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.74in
Last 3 days
0.74in

Visibility

How far you can see at Collins, the next 46 hours

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

FriSat

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

What is measuring near here

The 8 instruments nearest Collins, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 5.4 miles away.

measured now6 instruments

AmesAMW

At an airfield/17.1 mi away/919 ft/86 ft below here

temp, wind, gust, visibility, precip, pressure

Rank159of 1,060

AmesS2031

At a soil climate station/22.3 mi away/1,073 ft/68 ft above here

temp, humidity, soil temp, soil moisture

Rank748of 1,060

Ames ScanAMMI4

At a river or reservoir gauge/23.3 mi away/1,073 ft/68 ft above here

temp, wind, gust, humidity, pressure

Rank720of 1,060

measured daily2 instruments

Maxwell 2.5 NIA-SR-41

In a volunteer observer's own ground/5.4 mi away/965 ft/40 ft below here

precip, snowfall, snow depth

Rank-

Ames 5 SEAESI4

At a cooperative observer's station/13.7 mi away/863 ft/142 ft below here

snowfall, snow depth, precip, high, low

Rank92of 1,060

Station report

The weather at Ames, drawn

The nearest airport reporting now, 17.1 mi from Collins, Iowa. From its report of Oct 16, 2026, 3:53 AM local time: 3 of its 6 sheets.

The sky

A few clouds at 3,400 ft, broken at 4,300 ft; the ceiling is 4,300 ft; visibility 10 mi or more.

Section of the sky over Ames, height above the station to scale: a few clouds cloud with its base at 3,400 feet, broken cloud with its base at 4,300 feet, the ceiling at 4,300 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT AMWFIG. A THE SKY OVER AMESSECTION, 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 STATION01,0002,0003,0004,0005,0006,0007,000ETAGESLOWMIDDLETHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETBKN 4,300 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYFEW 3,400 FTA FEW CLOUDS, 1 TO 2 EIGHTHS OF THE SKYCEILING 4,300 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEAmes, the skySTATION REPORT · ASOS AMWTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-AMW-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

47.0 F with a dew point of 39.0 F, 74 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,800 ft up; the lowest cloud reported is at 3,400 ft.

Chart of the air at Ames: temperature 47.0 degrees Fahrenheit and dew point 39.0, 74 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, against the lowest cloud reported at 3,400 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT AMWFIG. B THE AIR AT AMESTHE 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 1,800 FT ABOVE THE STATION, AT 37.2 FLOWEST CLOUD REPORTED, FEW 3,400 FTTEMPERATURE 47.0 FDEW POINT 39.0 FSPREAD 8.0 FRELATIVE HUMIDITY 74 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 POINTTITLEAmes, the airSTATION REPORT · ASOS AMWTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-AMW-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the west northwest (290 degrees) at 17 mph, gusting 31 mph: force 4, a moderate breeze on the Beaufort scale. The strongest gust today was 31 mph.

Plan of the wind at Ames, north up: blowing from 290 degrees, the west northwest, at 17 miles an hour, gusting 31; beside it the Beaufort scale from calm to hurricane force, force 4, moderate breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT AMWFIG. C THE WIND AT AMESPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 290°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE13NOW, 17 MPH5FRESH BREEZE196STRONG BREEZE25GUST, 31 MPH7NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEAmes, the windSTATION REPORT · ASOS AMWTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-AMW-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

-

Snow on the ground

Elsewhere in Iowa

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

Near Collins

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

Near Collins

River and lake gauges