Storm Station
Larchwood, Iowa
64°
Overcast· Feels like 64°·Light breeze 5 mph SE
Patchy drizzle and patchy fog before 8am, then areas of fog and patchy drizzle between 8am and 1pm, then a slight chance of rain showers. Mostly cloudy, with a high near 71. East wind 0 to 5 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
-UV
-Air quality
100%Humidity
94%Cloud

What is measuring near here

The 4 instruments nearest Larchwood, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.3 miles away.

measured now2 instruments

SheldonSHL

At an airfield/34.5 mi away/1,418 ft/64 ft below here

temp, wind, gust, visibility, precip, pressure

Rank239of 652

SibleyRSYI4

Beside a road/36.0 mi away/1,574 ft/92 ft above here

temp, pavement temp, wind, visibility, precip

Rank617of 652

measured daily2 instruments

Larchwood 0.5 ESEIA-LY-8

In a volunteer observer's own ground/0.3 mi away/1,494 ft/12 ft above here

precip, snowfall, snow depth

Rank-

Rock RapidsRKRI4

At a cooperative observer's station/13.4 mi away/1,378 ft/104 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Sheldon, drawn

The nearest airport reporting now, 34.5 mi from Larchwood. From its report of Sep 27, 2026, 6:55 AM local time: 3 of its 6 sheets.

The sky

Overcast at 700 ft; the ceiling is 700 ft; visibility 4 mi.

Section of the sky over Sheldon, height above the station to scale: overcast cloud with its base at 700 feet, the ceiling at 700 feet, and visibility of 4 mi.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT SHLFIG. A THE SKY OVER SHELDONSECTION, 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 700 FTOVERCAST, 8 EIGHTHS OF THE SKYCEILING 700 FTVISIBILITY, MILES: 4 MI0510TITLESheldon, the skySTATION REPORT · ASOS SHLTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-09-27IDSR-SHL-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

64.4 F with a dew point of 64.4 F, 100 per cent relative humidity. The air is saturated at the ground; the lowest cloud reported is at 700 ft.

Chart of the air at Sheldon: temperature 64.4 degrees Fahrenheit and dew point 64.4, 100 per cent relative humidity; the air saturated at the ground, against the lowest cloud reported at 700 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT SHLFIG. B THE AIR AT SHELDONTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00050 F60 F70 F80 FSATURATED AT THE GROUNDLOWEST CLOUD REPORTED, OVC 700 FTTEMPERATURE AND DEW POINT 64.4 F, 64.4 FRELATIVE HUMIDITY 100 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 POINTTITLESheldon, the airSTATION REPORT · ASOS SHLTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-09-27IDSR-SHL-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the southeast (130 degrees) at 5 mph: force 2, a light breeze on the Beaufort scale.

Plan of the wind at Sheldon, north up: blowing from 130 degrees, the southeast, at 5 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 2, light breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT SHLFIG. C THE WIND AT SHELDONPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 130°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 5 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLESheldon, the windSTATION REPORT · ASOS SHLTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-09-27IDSR-SHL-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Rock Rapids (RKRI4), 13.4 miles from here, read 25 Sep, 08:00. measured daily

Elsewhere in Iowa

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

Near Larchwood

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