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Walnut Grove, Minnesota

City in Redwood County, Minnesota

Air quality

The air at Walnut Grove

Index 17, good, led by fine particles. Read at 1 AM from its reporting area, Southwestern Minnesota (MN), 37 miles off.

17Good
  • Fine particles (PM2.5)17Good24.4 mi
  • Ozone17Good17 ppb24.4 mi
  • Coarse particles (PM10)9Good24.4 mi

The days ahead

Good each day through Sun Oct 18, led by ozone. Yesterday measured 27, good.

Smoke, the next 43 hours

No smoke near the ground through Sat 7 PM.

FriSat

Precipitation

What has fallen at Walnut Grove

0.40 in in the last 24 hours, and none in the 2 days before, to Fri 12 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.40in
Last 3 days
0.40in

Visibility

How far you can see at Walnut Grove, the next 43 hours

Visibility stays 4 miles or more through Sat 7 PM, lowest 4 miles Fri 2 AM.

FriSat

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

What is measuring near here

The 5 instruments nearest Walnut Grove, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 3.0 miles away.

measured now3 instruments

TracyTKC

At an airfield/7.1 mi away/1,339 ft/125 ft above here

temp, wind, gust, visibility, precip, pressure

Rank691of 1,965

measured daily2 instruments

Walnut Grove 2.8 NWMN-RW-6

In a volunteer observer's own ground/3.0 mi away/1,197 ft/17 ft below here

precip, snowfall, snow depth

Rank-

Lamberton SW Exp STNLMBM5

At a cooperative observer's station/7.5 mi away/1,142 ft/72 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Tracy, drawn

The nearest airport reporting now, 7.1 mi from Walnut Grove, Minnesota. From its report of Oct 16, 2026, 1:00 AM local time: 3 of its 6 sheets.

The sky

Scattered at 2,000 ft, broken at 2,400 ft, overcast at 3,700 ft; the ceiling is 2,400 ft; visibility 10 mi or more.

Section of the sky over Tracy, height above the station to scale: scattered cloud with its base at 2,000 feet, broken cloud with its base at 2,400 feet, overcast cloud with its base at 3,700 feet, the ceiling at 2,400 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT TKCFIG. A THE SKY OVER TRACYSECTION, 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 STATION01,0002,0003,0004,0005,0006,000ETAGESLOWTHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETOVC 3,700 FTOVERCAST, 8 EIGHTHS OF THE SKYBKN 2,400 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYSCT 2,000 FTSCATTERED, 3 TO 4 EIGHTHS OF THE SKYCEILING 2,400 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLETracy, the skySTATION REPORT · ASOS TKCTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-TKC-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

44.6 F with a dew point of 39.2 F, 81 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,200 ft up; the lowest cloud reported is at 2,000 ft.

Chart of the air at Tracy: temperature 44.6 degrees Fahrenheit and dew point 39.2, 81 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,200 feet above the station, against the lowest cloud reported at 2,000 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT TKCFIG. B THE AIR AT TRACYTHE 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 1,200 FT ABOVE THE STATION, AT 38.0 FLOWEST CLOUD REPORTED, SCT 2,000 FTTEMPERATURE 44.6 FDEW POINT 39.2 FSPREAD 5.4 FRELATIVE HUMIDITY 81 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 POINTTITLETracy, the airSTATION REPORT · ASOS TKCTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-TKC-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the northwest (310 degrees) at 18 mph, gusting 26 mph: force 4, a moderate breeze on the Beaufort scale. The strongest gust today was 32 mph.

Plan of the wind at Tracy, north up: blowing from 310 degrees, the northwest, at 18 miles an hour, gusting 26; beside it the Beaufort scale from calm to hurricane force, force 4, moderate breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT TKCFIG. C THE WIND AT TRACYPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 310°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE13NOW, 18 MPH5FRESH BREEZE196STRONG BREEZE25GUST, 26 MPH7NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLETracy, the windSTATION REPORT · ASOS TKCTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-TKC-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Tracy, 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 Walnut Grove

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

Near Walnut Grove

River and lake gauges