Storm Station
Sheffield, Iowa
59°
Light rain· Feels like 59°·Calm 1 mph SSE
Rain showers likely. Cloudy, with a low around 57. Southeast wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
-UV
-Air quality
87%Humidity
99%Cloud

What is measuring near here

The 4 instruments nearest Sheffield, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 6.6 miles away.

measured now2 instruments

Mason City (I-35)RMCI4

Beside a road/11.8 mi away/1,234 ft/157 ft above here

temp, pavement temp, wind, visibility, precip

Rank571of 652

HamptonHPT

At an airfield/12.2 mi away/1,149 ft/72 ft above here

temp, wind, gust, visibility, precip, pressure

Rank209of 652

measured daily2 instruments

Rockwell 0.7 NNWIA-CG-14

In a volunteer observer's own ground/6.6 mi away/1,120 ft/43 ft above here

precip, snowfall, snow depth

Rank-

HamptonHPTI4

At a cooperative observer's station/10.0 mi away/1,125 ft/48 ft above here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Hampton, drawn

The nearest airport reporting now, 12.2 mi from Sheffield. From its report of Sep 27, 2026, 3:55 AM local time: 3 of its 6 sheets.

The sky

Broken at 1,000 ft, overcast at 1,700 ft; the ceiling is 1,000 ft; visibility 10 mi or more.

Section of the sky over Hampton, height above the station to scale: broken cloud with its base at 1,000 feet, overcast cloud with its base at 1,700 feet, the ceiling at 1,000 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT HPTFIG. A THE SKY OVER HAMPTONSECTION, 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 SHEETOVC 1,700 FTOVERCAST, 8 EIGHTHS OF THE SKYBKN 1,000 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYCEILING 1,000 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEHampton, the skySTATION REPORT · ASOS HPTTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-09-27IDSR-HPT-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

55.4 F with a dew point of 53.6 F, 94 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 400 ft up; the lowest cloud reported is at 1,000 ft.

Chart of the air at Hampton: temperature 55.4 degrees Fahrenheit and dew point 53.6, 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, against the lowest cloud reported at 1,000 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT HPTFIG. B THE AIR AT HAMPTONTHE 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 53.1 FLOWEST CLOUD REPORTED, BKN 1,000 FTTEMPERATURE AND DEW POINT 55.4 F, 53.6 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 POINTTITLEHampton, the airSTATION REPORT · ASOS HPTTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-09-27IDSR-HPT-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 Hampton, 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 HPTFIG. C THE WIND AT HAMPTONPLAN, 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 FORCE73TITLEHampton, the windSTATION REPORT · ASOS HPTTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-09-27IDSR-HPT-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Hampton (HPTI4), 10.0 miles from here, read 25 Sep, 07:00. measured daily

Elsewhere in Iowa

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

Near Sheffield

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