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Hermantown, Minnesota

City in St. Louis County, Minnesota

Air quality

The air at Hermantown

Index 22, good, led by fine particles. Read at 10 PM from its reporting area, Duluth Area (MN), 16 miles off.

22Good
  • Fine particles (PM2.5)22Good5 mi
  • Ozone16Good17 ppb5.7 mi

The days ahead

Good each day through Sun Oct 18, led by ozone. Yesterday measured 22, good.

Smoke, the next 46 hours

No smoke near the ground through Sat 7 PM.

FriSat

Precipitation

What has fallen at Hermantown

0.54 in in the last 24 hours, and none in the 2 days before, to Thu 9 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.54in
Last 3 days
0.54in

Visibility

How far you can see at Hermantown, the next 46 hours

Mist or haze: visibility falls to 3 miles Fri 2 AM.

FriSat

On the radar over Hermantown, MinnesotaReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 6 instruments nearest Hermantown, 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 now4 instruments

Duluth WFODLHM5

At a river or reservoir gauge/1.5 mi away/1,431 ft/17 ft above here

temp, wind, gust, humidity, pressure

Rank572of 1,965

DuluthDLH

At an airfield/2.0 mi away/1,427 ft/13 ft above here

temp, wind, gust, visibility, precip, pressure

Rank1,190of 1,965

measured daily2 instruments

Duluth 4.6 WNWMN-SL-386

In a volunteer observer's own ground/0.8 mi away/1,394 ft/20 ft below here

precip, snowfall, snow depth

Rank-

WrenshallWRSM5

At a cooperative observer's station/16.1 mi away/1,037 ft/377 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Duluth, drawn

The nearest airport reporting now, 2.0 mi from Hermantown, Minnesota. From its report of Oct 15, 2026, 9:55 PM local time: 3 of its 6 sheets.

The sky

Broken at 500 ft, overcast at 1,000 ft; the ceiling is 500 ft; visibility 9 mi.

Section of the sky over Duluth, height above the station to scale: broken cloud with its base at 500 feet, overcast cloud with its base at 1,000 feet, the ceiling at 500 feet, and visibility of 9 mi.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT DLHFIG. A THE SKY OVER DULUTHSECTION, 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 1,000 FTOVERCAST, 8 EIGHTHS OF THE SKYBKN 500 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYCEILING 500 FTVISIBILITY, MILES: 9 MI0510TITLEDuluth, the skySTATION REPORT · ASOS DLHTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-DLH-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

46.0 F with a dew point of 45.0 F, 96 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 200 ft up; the lowest cloud reported is at 500 ft.

Chart of the air at Duluth: temperature 46.0 degrees Fahrenheit and dew point 45.0, 96 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 200 feet above the station, against the lowest cloud reported at 500 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT DLHFIG. B THE AIR AT DULUTHTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00030 F40 F50 F60 FSATURATES 200 FT ABOVE THE STATION, AT 44.7 FLOWEST CLOUD REPORTED, BKN 500 FTTEMPERATURE AND DEW POINT 46.0 F, 45.0 FRELATIVE HUMIDITY 96 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 POINTTITLEDuluth, the airSTATION REPORT · ASOS DLHTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-DLH-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

At 5 mph: force 2, a light breeze on the Beaufort scale. The strongest gust today was 20 mph.

Plan of the wind at Duluth, north up: 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 DLHFIG. C THE WIND AT DULUTHPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONDIRECTION NOT REPORTEDBEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 5 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEDuluth, the windSTATION REPORT · ASOS DLHTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-DLH-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

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Snow on the ground

Elsewhere in Minnesota

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

Near Hermantown

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

Near Hermantown

River and lake gauges