Storm Station
Little Sioux, Iowa
65°
Partly cloudy· Feels like 65°·Light breeze 6 mph SSE
Patchy fog before 10am, then a slight chance of showers and thunderstorms between 2pm and 4pm. Mostly cloudy, with a high near 73. East southeast wind around 5 mph. Chance of precipitation is 20%.
-UV
-Air quality
97%Humidity
70%Cloud

What is measuring near here

The 5 instruments nearest Little Sioux, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.6 miles away.

measured now3 instruments

Little Sioux - I29RLSI4

Beside a road/0.6 mi away/1,030 ft/6 ft below here

temp, pavement temp, wind, visibility, precip

Rank572of 652

Soldier River AT PisgahPSGI4

At a river or reservoir gauge/4.9 mi away/1,083 ft/47 ft above here

temp, wind, gust, humidity, pressure

Rank35of 652

DenisonDNS

At an airfield/35.2 mi away/1,250 ft/214 ft above here

temp, wind, gust, visibility, precip, pressure

Rank239of 652

measured daily2 instruments

Little Sioux 2 NWLSXI4

At a cooperative observer's station/0.6 mi away/1,030 ft/6 ft below here

snowfall, snow depth, precip, high, low

Rank-

Blencoe 5.4 SIA-HR-14

In a volunteer observer's own ground/4.9 mi away/1,029 ft/7 ft below here

precip, snowfall, snow depth

Rank-

Station report

The weather at Denison, drawn

The nearest airport reporting now, 35.2 mi from Little Sioux. From its report of Sep 27, 2026, 7:35 AM local time: 3 of its 6 sheets.

The sky

Overcast at 500 ft; the ceiling is 500 ft; visibility 8 mi.

Section of the sky over Denison, height above the station to scale: overcast cloud with its base at 500 feet, the ceiling at 500 feet, and visibility of 8 mi.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT DNSFIG. A THE SKY OVER DENISONSECTION, 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 500 FTOVERCAST, 8 EIGHTHS OF THE SKYCEILING 500 FTVISIBILITY, MILES: 8 MI0510TITLEDenison, the skySTATION REPORT · ASOS DNSTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-09-27IDSR-DNS-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

62.6 F with a dew point of 62.6 F, 100 per cent relative humidity. The air is saturated at the ground; the lowest cloud reported is at 500 ft.

Chart of the air at Denison: temperature 62.6 degrees Fahrenheit and dew point 62.6, 100 per cent relative humidity; the air saturated at the ground, against the lowest cloud reported at 500 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT DNSFIG. B THE AIR AT DENISONTHE 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 FSATURATED AT THE GROUNDLOWEST CLOUD REPORTED, OVC 500 FTTEMPERATURE AND DEW POINT 62.6 F, 62.6 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 POINTTITLEDenison, the airSTATION REPORT · ASOS DNSTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-09-27IDSR-DNS-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the southeast (140 degrees) at 5 mph: force 2, a light breeze on the Beaufort scale.

Plan of the wind at Denison, north up: blowing from 140 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 DNSFIG. C THE WIND AT DENISONPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 140°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 5 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEDenison, the windSTATION REPORT · ASOS DNSTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-09-27IDSR-DNS-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Little Sioux 2 NW (LSXI4), 0.6 miles from here, read 27 Sep, 07:00. measured daily

Elsewhere in Iowa

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

Near Little Sioux

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