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South St. Paul, Minnesota

City in Dakota County, Minnesota

Air quality

The air at South St. Paul

Index 27, good, led by fine particles. Read at 12 AM from its reporting area, Twin Cities (MN), 8 miles off.

27Good
  • Fine particles (PM2.5)27Good4.8 mi
  • Ozone12Good13 ppb11.3 mi
  • Coarse particles (PM10)12Good13.8 mi
  • Nitrogen dioxide4Good4.9 ppb11.3 mi
  • Sulfur dioxide0Good0.1 ppb12.6 mi
  • Carbon monoxide-0 ppm11.3 mi

The days ahead

Good each day through Sun Oct 18, led by ozone. Yesterday measured 21, good.

Smoke, the next 44 hours

No smoke near the ground through Sat 7 PM.

FriSat

Precipitation

What has fallen at South St. Paul

0.75 in in the last 24 hours, 0.80 in over the last 3 days, to Thu 11 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.75in
Last 3 days
0.80in

Visibility

How far you can see at South St. Paul, the next 44 hours

Visibility stays 8 miles or more through Sat 7 PM, lowest 9 miles Fri 4 AM.

FriSat

On the radar over South St. Paul, MinnesotaReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 6 instruments nearest South St. Paul, 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 now4 instruments

measured daily2 instruments

South Saint Paul 0.1 WSWMN-RM-373

In a volunteer observer's own ground/0.1 mi away/833 ft/5 ft above here

precip, snowfall, snow depth

Rank-

MaplewoodMWDM5

At a cooperative observer's station/8.5 mi away/909 ft/81 ft above here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at South St Paul, drawn

The nearest airport reporting now, 2.2 mi from South St. Paul, Minnesota. From its report of Oct 15, 2026, 11:55 PM local time: 3 of its 6 sheets.

The sky

Broken at 3,500 ft, overcast at 4,100 ft; the ceiling is 3,500 ft; visibility 10 mi or more.

Section of the sky over South St Paul, height above the station to scale: broken cloud with its base at 3,500 feet, overcast cloud with its base at 4,100 feet, the ceiling at 3,500 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT SGSFIG. A THE SKY OVER SOUTH ST PAULSECTION, 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 4,100 FTOVERCAST, 8 EIGHTHS OF THE SKYBKN 3,500 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYCEILING 3,500 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLESouth St Paul, the skySTATION REPORT · ASOS SGSTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-SGS-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

46.4 F with a dew point of 39.7 F, 77 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,500 ft up; the lowest cloud reported is at 3,500 ft.

Chart of the air at South St Paul: temperature 46.4 degrees Fahrenheit and dew point 39.7, 77 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,500 feet above the station, against the lowest cloud reported at 3,500 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT SGSFIG. B THE AIR AT SOUTH ST PAULTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,0005,00030 F40 F50 F60 FSATURATES 1,500 FT ABOVE THE STATION, AT 38.2 FLOWEST CLOUD REPORTED, BKN 3,500 FTTEMPERATURE 46.4 FDEW POINT 39.7 FSPREAD 6.7 FRELATIVE HUMIDITY 77 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 POINTTITLESouth St Paul, the airSTATION REPORT · ASOS SGSTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-SGS-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the west (270 degrees) at 12 mph, gusting 16 mph: force 3, a gentle breeze on the Beaufort scale. The strongest gust today was 36 mph.

Plan of the wind at South St Paul, north up: blowing from 270 degrees, the west, at 12 miles an hour, gusting 16; beside it the Beaufort scale from calm to hurricane force, force 3, gentle breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT SGSFIG. C THE WIND AT SOUTH ST PAULPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 270°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE8NOW, 12 MPH4MODERATE BREEZE13GUST, 16 MPH5FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLESouth St Paul, the windSTATION REPORT · ASOS SGSTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-SGS-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of South St Paul, 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 South St. Paul

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

Near South St. Paul

River and lake gauges