Storm Station
Swan, Iowa
60° 69°/60°
Light rain· Feels like 60°·Light breeze 6 mph SE
Showers and thunderstorms. Cloudy, with a low around 60. Southeast wind around 6 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
0UV Low
-Air quality
96%Humidity
100%Cloud
Now
3:30 AM
60feels60
57%
now, rain light
Today
Sep 27
6960
59%
rain light
Mon
Sep 28
7061
overcast
Tue
Sep 29
7457
80%
showers light
Wed
Sep 30
6963
80%
showers light
Thu
Oct 1
6552
61%
15mph
drizzle
Fri
Oct 2
6244
31%
overcast
Sat
Oct 3
6742
15%
12mph
overcast
60°
69°60°
70°61°
74°57°
69°63°
65°52°
62°44°
67°42°

As of 3:30 AM in Swan, Iowa.

What is measuring near here

The 6 instruments nearest Swan, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.0 miles away.

measured now4 instruments

Des Moines 17 E54902

At a climate reference station/6.4 mi away/903 ft/101 ft above here

temp, humidity, wind, solar, precip

Rank-

PleasantvilleRPEI4

Beside a road/8.1 mi away/893 ft/91 ft above here

temp, pavement temp, wind, visibility, precip

Rank258of 652

KnoxvilleOXV

At an airfield/15.6 mi away/925 ft/123 ft above here

temp, wind, gust, visibility, precip, pressure

Rank263of 652

measured daily2 instruments

Swan 0.8 SSEIA-MA-3

In a volunteer observer's own ground/1.0 mi away/817 ft/15 ft above here

precip, snowfall, snow depth

Rank-

HartfordHRFI4

At a cooperative observer's station/3.8 mi away/840 ft/38 ft above here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Knoxville, drawn

The nearest airport reporting now, 15.6 mi from Swan. From its report of Sep 27, 2026, 3:15 AM local time: 3 of its 6 sheets.

The sky

Scattered at 3,500 ft, overcast at 4,300 ft; the ceiling is 4,300 ft; visibility 5 mi.

Section of the sky over Knoxville, height above the station to scale: scattered cloud with its base at 3,500 feet, overcast cloud with its base at 4,300 feet, the ceiling at 4,300 feet, and visibility of 5 mi.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT OXVFIG. A THE SKY OVER KNOXVILLESECTION, 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 STATION01,0002,0003,0004,0005,0006,0007,000ETAGESLOWMIDDLETHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETOVC 4,300 FTOVERCAST, 8 EIGHTHS OF THE SKYSCT 3,500 FTSCATTERED, 3 TO 4 EIGHTHS OF THE SKYCEILING 4,300 FTVISIBILITY, MILES: 5 MI0510TITLEKnoxville, the skySTATION REPORT · ASOS OXVTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-09-27IDSR-OXV-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

59.0 F with a dew point of 59.0 F, 100 per cent relative humidity. The air is saturated at the ground; the lowest cloud reported is at 3,500 ft.

Chart of the air at Knoxville: temperature 59.0 degrees Fahrenheit and dew point 59.0, 100 per cent relative humidity; the air saturated at the ground, against the lowest cloud reported at 3,500 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT OXVFIG. B THE AIR AT KNOXVILLETHE 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 GROUNDABOVE THIS SHEET: LOWEST CLOUD REPORTED, SCT 3,500 FTTEMPERATURE AND DEW POINT 59.0 F, 59.0 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 POINTTITLEKnoxville, the airSTATION REPORT · ASOS OXVTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-09-27IDSR-OXV-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the south southeast (160 degrees) at 6 mph: force 2, a light breeze on the Beaufort scale.

Plan of the wind at Knoxville, north up: blowing from 160 degrees, the south 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 OXVFIG. C THE WIND AT KNOXVILLEPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 160°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 6 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEKnoxville, the windSTATION REPORT · ASOS OXVTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-09-27IDSR-OXV-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Hartford (HRFI4), 3.8 miles from here, read 26 Sep, 07:35. measured daily

Elsewhere in Iowa

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

Near Swan

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