Storm Station
Garwin, Iowa
58° 66°/58°
Light rain· Feels like 58°·Light breeze 5 mph SSE
Showers and thunderstorms. Cloudy, with a low around 57. Southeast wind around 6 mph. Chance of precipitation is 100%. New rainfall amounts less than a tenth of an inch possible.
0UV Low
-Air quality
97%Humidity
100%Cloud
Now
3:30 AM
58feels58
15%
now, rain light
Today
Sep 27
6658
35%
rain light
Mon
Sep 28
7059
overcast
Tue
Sep 29
6955
75%
12mph
showers light
Wed
Sep 30
6563
75%
showers
Thu
Oct 1
6450
54%
17mph
drizzle light
Fri
Oct 2
6143
26%
clear day
Sat
Oct 3
6441
15%
13mph
overcast
58°
66°58°
70°59°
69°55°
65°63°
64°50°
61°43°
64°41°

As of 3:30 AM in Garwin, Iowa.

What is measuring near here

The 4 instruments nearest Garwin, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.5 miles away.

measured now2 instruments

MarshalltownMIW

At an airfield/12.4 mi away/974 ft/34 ft above here

temp, wind, gust, visibility, precip, pressure

Rank6of 652

Marshalltown (US 30)RMTI4

Beside a road/16.0 mi away/955 ft/15 ft above here

temp, pavement temp, wind, visibility, precip

Rank650of 652

measured daily2 instruments

GarwinGRWI4

At a cooperative observer's station/0.5 mi away/965 ft/25 ft above here

snowfall, snow depth, precip, high, low

Rank-

Gladbrook 2.0 NEIA-TM-5

In a volunteer observer's own ground/8.0 mi away/1,043 ft/103 ft above here

precip, snowfall, snow depth

Rank-

Station report

The weather at Marshalltown, drawn

The nearest airport reporting now, 12.4 mi from Garwin. From its report of Sep 27, 2026, 2:53 AM local time: 3 of its 6 sheets.

The sky

Broken at 500 ft, overcast at 2,600 ft; the ceiling is 500 ft; visibility 7 mi.

Section of the sky over Marshalltown, height above the station to scale: broken cloud with its base at 500 feet, overcast cloud with its base at 2,600 feet, the ceiling at 500 feet, and visibility of 7 mi.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT MIWFIG. A THE SKY OVER MARSHALLTOWNSECTION, 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 STATION05001,0001,5002,0002,5003,0003,5004,000ETAGESLOWTHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETOVC 2,600 FTOVERCAST, 8 EIGHTHS OF THE SKYBKN 500 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYCEILING 500 FTVISIBILITY, MILES: 7 MI0510TITLEMarshalltown, the skySTATION REPORT · ASOS MIWTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-09-27IDSR-MIW-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

57.0 F with a dew point of 57.0 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 Marshalltown: temperature 57.0 degrees Fahrenheit and dew point 57.0, 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 MIWFIG. B THE AIR AT MARSHALLTOWNTHE 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, BKN 500 FTTEMPERATURE AND DEW POINT 57.0 F, 57.0 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 POINTTITLEMarshalltown, the airSTATION REPORT · ASOS MIWTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-09-27IDSR-MIW-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the east southeast (110 degrees) at 5 mph: force 2, a light breeze on the Beaufort scale.

Plan of the wind at Marshalltown, north up: blowing from 110 degrees, the east 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 MIWFIG. C THE WIND AT MARSHALLTOWNPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 110°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 5 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEMarshalltown, the windSTATION REPORT · ASOS MIWTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-09-27IDSR-MIW-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

-in

Snow on the ground

Elsewhere in Iowa

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

Near Garwin

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