Storm Station
Onawa, Iowa
64° 73°/64°
Mostly clear· Feels like 64°·Light air 4 mph SSE
A slight chance of showers and thunderstorms before 4am. Mostly cloudy. Low around 63, with temperatures rising to around 66 overnight. Southeast wind around 3 mph. Chance of precipitation is 20%.
0UV Low
-Air quality
95%Humidity
25%Cloud
Now
3:30 AM
64feels64
now, mostly clear
Today
Sep 27
7364
15%
overcast
Mon
Sep 28
7164
drizzle light
Tue
Sep 29
6661
84%
showers
Wed
Sep 30
6864
61%
18mph
showers violent
Thu
Oct 1
6551
40%
17mph
overcast
Fri
Oct 2
6445
22%
clear day
Sat
Oct 3
6543
10%
16mph
overcast
64°
73°64°
71°64°
66°61°
68°64°
65°51°
64°45°
65°43°

As of 3:30 AM in Onawa, Iowa.

What is measuring near here

The 6 instruments nearest Onawa, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 5.9 miles away.

measured now4 instruments

Sloan I-29RSOI4

Beside a road/12.1 mi away/1,053 ft/2 ft above here

temp, pavement temp, wind, visibility, precip

Rank564of 652

Soldier River AT PisgahPSGI4

At a river or reservoir gauge/15.7 mi away/1,083 ft/32 ft above here

temp, wind, gust, humidity, pressure

Rank54of 652

Sioux CitySUX

At an airfield/29.1 mi away/1,102 ft/51 ft above here

temp, wind, gust, visibility, precip, pressure

Rank8of 652

Shagbark HillsS2068

At a soil climate station/32.5 mi away/1,119 ft/68 ft above here

temp, humidity, soil temp, soil moisture

Rank-

measured daily2 instruments

Blencoe 0.9 NNWIA-MN-2

In a volunteer observer's own ground/5.9 mi away/1,044 ft/7 ft below here

precip, snowfall, snow depth

Rank-

Little Sioux 2 NWLSXI4

At a cooperative observer's station/15.0 mi away/1,030 ft/21 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Sioux City, drawn

The nearest airport reporting now, 29.1 mi from Onawa. From its report of Sep 27, 2026, 3:26 AM local time: 3 of its 6 sheets.

The sky

Overcast at 900 ft; the ceiling is 900 ft; visibility 9 mi.

Section of the sky over Sioux City, height above the station to scale: overcast cloud with its base at 900 feet, the ceiling at 900 feet, and visibility of 9 mi.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT SUXFIG. A THE SKY OVER SIOUX CITYSECTION, 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 900 FTOVERCAST, 8 EIGHTHS OF THE SKYCEILING 900 FTVISIBILITY, MILES: 9 MI0510TITLESioux City, the skySTATION REPORT · ASOS SUXTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-09-27IDSR-SUX-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

66.0 F with a dew point of 64.0 F, 93 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 500 ft up; the lowest cloud reported is at 900 ft.

Chart of the air at Sioux City: temperature 66.0 degrees Fahrenheit and dew point 64.0, 93 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 500 feet above the station, against the lowest cloud reported at 900 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT SUXFIG. B THE AIR AT SIOUX CITYTHE 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 FSATURATES 500 FT ABOVE THE STATION, AT 63.5 FLOWEST CLOUD REPORTED, OVC 900 FTTEMPERATURE AND DEW POINT 66.0 F, 64.0 FRELATIVE HUMIDITY 93 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 POINTTITLESioux City, the airSTATION REPORT · ASOS SUXTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-09-27IDSR-SUX-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 6 mph: force 2, a light breeze on the Beaufort scale.

Plan of the wind at Sioux City, north up: blowing from 130 degrees, the southeast, at 6 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 SUXFIG. C THE WIND AT SIOUX CITYPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 130°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 6 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLESioux City, the windSTATION REPORT · ASOS SUXTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-09-27IDSR-SUX-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Little Sioux 2 NW (LSXI4), 15.0 miles from here, read 26 Sep, 07:00. measured daily

Elsewhere in Iowa

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

Near Onawa

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