Storm Station
Mount Union, Iowa
60° 68°/57°
Overcast· Feels like 60°·Calm 0 mph SSW
A chance of rain showers. Cloudy, with a low around 57. Southeast wind around 0 mph. Chance of precipitation is 30%.
0UV Low
-Air quality
88%Humidity
100%Cloud
Now
3:30 AM
60feels60
now, overcast
Today
Sep 27
6857
23%
overcast
Mon
Sep 28
7354
fog
Tue
Sep 29
7956
36%
13mph
drizzle light
Wed
Sep 30
8164
61%
drizzle light
Thu
Oct 1
7455
65%
17mph
showers
Fri
Oct 2
6247
40%
14mph
overcast
Sat
Oct 3
6743
26%
overcast
60°
68°57°
73°54°
79°56°
81°64°
74°55°
62°47°
67°43°

As of 3:30 AM in Mount Union, Iowa.

What is measuring near here

The 5 instruments nearest Mount Union, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 3.6 miles away.

measured now3 instruments

OldsROUI4

Beside a road/9.7 mi away/723 ft/9 ft below here

temp, pavement temp, wind, visibility, precip

Rank259of 652

Mount PleasantMPZ

At an airfield/10.0 mi away/728 ft/4 ft below here

temp, wind, gust, visibility, precip, pressure

Rank211of 652

Mount Pleasant 1 SSW [CCOOP]MPZI4

At a river or reservoir gauge/11.1 mi away/719 ft/13 ft below here

temp, wind, gust, humidity, pressure

Rank524of 652

measured daily2 instruments

Mount Union 3.6 SIA-HY-9

In a volunteer observer's own ground/3.6 mi away/729 ft/3 ft below here

precip, snowfall, snow depth

Rank-

Columbus Junct 2 SSWCOJI4

At a cooperative observer's station/13.3 mi away/709 ft/23 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Mount Pleasant, drawn

The nearest airport reporting now, 10.0 mi from Mount Union. From its report of Sep 27, 2026, 3:15 AM 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 Mount Pleasant, 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 MPZFIG. A THE SKY OVER MOUNT PLEASANTSECTION, 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 MORE0510TITLEMount Pleasant, the skySTATION REPORT · ASOS MPZTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-09-27IDSR-MPZ-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

57.2 F with a dew point of 55.4 F, 94 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 400 ft up.

Chart of the air at Mount Pleasant: temperature 57.2 degrees Fahrenheit and dew point 55.4, 94 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 400 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT MPZFIG. B THE AIR AT MOUNT PLEASANTTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00040 F50 F60 F70 FSATURATES 400 FT ABOVE THE STATION, AT 55.0 FTEMPERATURE AND DEW POINT 57.2 F, 55.4 FRELATIVE HUMIDITY 94 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 POINTTITLEMount Pleasant, the airSTATION REPORT · ASOS MPZTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-09-27IDSR-MPZ-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

Calm.

Plan of the wind at Mount Pleasant, north up: calm; beside it the Beaufort scale from calm to hurricane force, force 0, calm, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT MPZFIG. C THE WIND AT MOUNT PLEASANTPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONCALMBEAUFORT FORCELEAST WIND, MPH0CALM0NOW, 0 MPH1LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEMount Pleasant, the windSTATION REPORT · ASOS MPZTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-09-27IDSR-MPZ-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

-in

Snow on the ground

Elsewhere in Iowa

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

Near Mount Union

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