Storm Station
Portage, Indiana
51°
Mostly clear· Feels like 51°·Light air 3 mph ENE
Patchy fog. Partly cloudy, with a low around 49. Northeast wind around 0 mph.
-UV
-Air quality
91%Humidity
25%Cloud

What is measuring near here

The 5 instruments nearest Portage, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.8 miles away.

measured now3 instruments

I-94 W/B at MM 14.2 DMS SignIN064

Beside a road/3.8 mi away/598 ft/35 ft below here

temp, pavement temp, wind, visibility, precip

Rank301of 362

ValparaisoVPZ

At an airfield/12.2 mi away/758 ft/125 ft above here

temp, wind, gust, visibility, precip, pressure

Rank21of 362

Knox - Yellow RiverKXNI3

At a river or reservoir gauge/34.6 mi away/686 ft/53 ft above here

temp, wind, gust, humidity, pressure

Rank-

measured daily2 instruments

Portage 0.4 SSWIN-PT-188

In a volunteer observer's own ground/0.8 mi away/640 ft/7 ft above here

precip, snowfall, snow depth

Rank-

Station report

The weather at Valparaiso, drawn

The nearest airport reporting now, 12.2 mi from Portage. From its report of Sep 27, 2026, 3:56 AM local time: 3 of its 6 sheets.

The sky

No cloud below 12,000 ft; visibility 10 mi or more.

Section of the sky over Valparaiso, height above the station to scale: no cloud detected below 12,000 feet, the reach of its ceilometer, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT VPZFIG. A THE SKY OVER VALPARAISOSECTION, 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 SHEETNO CLOUD DETECTED BELOW 12,000 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEValparaiso, the skySTATION REPORT · ASOS VPZTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-09-27IDSR-VPZ-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

49.0 F with a dew point of 47.0 F, 93 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 500 ft up.

Chart of the air at Valparaiso: temperature 49.0 degrees Fahrenheit and dew point 47.0, 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; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT VPZFIG. B THE AIR AT VALPARAISOTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00040 F50 F60 FSATURATES 500 FT ABOVE THE STATION, AT 46.5 FTEMPERATURE AND DEW POINT 49.0 F, 47.0 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 POINTTITLEValparaiso, the airSTATION REPORT · ASOS VPZTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-09-27IDSR-VPZ-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

Calm.

Plan of the wind at Valparaiso, north up: calm; beside it the Beaufort scale from calm to hurricane force, force 0, calm, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT VPZFIG. C THE WIND AT VALPARAISOPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONCALMBEAUFORT FORCELEAST WIND, MPH0CALM0NOW, 0 MPH1LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEValparaiso, the windSTATION REPORT · ASOS VPZTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-09-27IDSR-VPZ-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Indiana Dunes National Park (IDNI3), 6.6 miles from here, read 21 Sep, 08:00. measured daily

Elsewhere in Indiana

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

Near Portage

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