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Marshall, Minnesota

City in Lyon County, Minnesota

Air quality

The air at Marshall

Index 22, good, led by fine particles. Read at 11 PM from its reporting area, Southwestern Minnesota (MN), 24 miles off.

22Good
  • Fine particles (PM2.5)22Good2.3 mi
  • Ozone16Good19 ppb2.3 mi
  • Coarse particles (PM10)15Good2.3 mi

The days ahead

Good each day through Sun Oct 18, led by ozone. Yesterday measured 24, good.

Smoke, the next 44 hours

No smoke near the ground through Sat 7 PM.

FriSat

Precipitation

What has fallen at Marshall

0.29 in in the last 24 hours, and none in the 2 days before, to Thu 10 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.29in
Last 3 days
0.29in

Visibility

How far you can see at Marshall, the next 44 hours

Visibility stays 8 miles or more through Sat 7 PM, lowest 9 miles Fri 2 AM.

FriSat

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

What is measuring near here

The 5 instruments nearest Marshall, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.1 miles away.

measured now3 instruments

measured daily2 instruments

Marshall 0.2 ESEMN-LY-20

In a volunteer observer's own ground/0.1 mi away/1,159 ft/level with here

precip, snowfall, snow depth

Rank-

DiversionMMLM5

At a cooperative observer's station/1.9 mi away/1,142 ft/17 ft below here

snowfall, snow depth, precip, high, low

Rank194of 1,965

Station report

The weather at Marshall/Ryan, drawn

The nearest airport reporting now, 1.7 mi from Marshall, Minnesota. From its report of Oct 15, 2026, 11:56 PM local time: 3 of its 6 sheets.

The sky

Broken at 2,600 ft, broken at 3,600 ft, overcast at 4,600 ft; the ceiling is 2,600 ft; visibility 10 mi or more.

Section of the sky over Marshall/Ryan, height above the station to scale: broken cloud with its base at 2,600 feet, broken cloud with its base at 3,600 feet, overcast cloud with its base at 4,600 feet, the ceiling at 2,600 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT MMLFIG. A THE SKY OVER MARSHALL/RYANSECTION, 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 4,600 FTOVERCAST, 8 EIGHTHS OF THE SKYBKN 3,600 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYBKN 2,600 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYCEILING 2,600 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEMarshall/Ryan, the skySTATION REPORT · ASOS MMLTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-MML-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 40.0 F, 79 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,400 ft up; the lowest cloud reported is at 2,600 ft.

Chart of the air at Marshall/Ryan: temperature 46.0 degrees Fahrenheit and dew point 40.0, 79 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,400 feet above the station, against the lowest cloud reported at 2,600 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT MMLFIG. B THE AIR AT MARSHALL/RYANTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,00030 F40 F50 F60 FSATURATES 1,400 FT ABOVE THE STATION, AT 38.6 FLOWEST CLOUD REPORTED, BKN 2,600 FTTEMPERATURE 46.0 FDEW POINT 40.0 FSPREAD 6.0 FRELATIVE HUMIDITY 79 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 POINTTITLEMarshall/Ryan, the airSTATION REPORT · ASOS MMLTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-MML-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the northwest (320 degrees) at 23 mph, gusting 31 mph: force 5, a fresh breeze on the Beaufort scale. The strongest gust today was 39 mph.

Plan of the wind at Marshall/Ryan, north up: blowing from 320 degrees, the northwest, at 23 miles an hour, gusting 31; beside it the Beaufort scale from calm to hurricane force, force 5, fresh breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT MMLFIG. C THE WIND AT MARSHALL/RYANPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 320°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE19NOW, 23 MPH6STRONG BREEZE25GUST, 31 MPH7NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEMarshall/Ryan, the windSTATION REPORT · ASOS MMLTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-MML-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Diversion (MMLM5), 1.9 miles from here, read 15 Oct, 08:00. measured daily

Elsewhere in Minnesota

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

Near Marshall

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

Near Marshall

River and lake gauges