Storm Station
St. Charles, Minnesota
59°
Overcast· Feels like 59°·Light breeze 6 mph SSE
Rain showers likely before 1pm, then a chance of showers and thunderstorms. Cloudy, with a high near 64. South wind 1 to 5 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
-UV
-Air quality
72%Humidity
83%Cloud

What is measuring near here

The 5 instruments nearest St. Charles, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.6 miles away.

measured now3 instruments

Jct CR 7 I-90 Mile Post 226MN011

Beside a road/7.2 mi away/1,309 ft/176 ft above here

temp, pavement temp, wind, visibility, precip

Rank487of 732

Eyota 2NEWIRM5

At a river or reservoir gauge/7.5 mi away/1,197 ft/64 ft above here

temp, wind, gust, humidity, pressure

Rank287of 732

Winona MuniONA

At an airfield/19.1 mi away/656 ft/477 ft below here

temp, wind, gust, visibility, precip, pressure

Rank12of 732

measured daily2 instruments

Saint Charles 0.8 NNWMN-WN-16

In a volunteer observer's own ground/0.6 mi away/1,112 ft/21 ft below here

precip, snowfall, snow depth

Rank-

Altura 5WALTM5

At a cooperative observer's station/6.5 mi away/912 ft/221 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Winona Muni, drawn

The nearest airport reporting now, 19.1 mi from St. Charles. From its report of Sep 27, 2026, 7:35 AM local time: 3 of its 6 sheets.

The sky

Overcast at 2,600 ft; the ceiling is 2,600 ft; visibility 10 mi or more.

Section of the sky over Winona Muni, height above the station to scale: overcast cloud with its base at 2,600 feet, the ceiling at 2,600 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT ONAFIG. A THE SKY OVER WINONA MUNISECTION, 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 STATION05001,0001,5002,0002,5003,0003,5004,000ETAGESLOWTHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETOVC 2,600 FTOVERCAST, 8 EIGHTHS OF THE SKYCEILING 2,600 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEWinona Muni, the skySTATION REPORT · ASOS ONATYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-09-27IDSR-ONA-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

60.8 F with a dew point of 53.6 F, 77 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,700 ft up; the lowest cloud reported is at 2,600 ft.

Chart of the air at Winona Muni: temperature 60.8 degrees Fahrenheit and dew point 53.6, 77 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,700 feet above the station, against the lowest cloud reported at 2,600 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT ONAFIG. B THE AIR AT WINONA MUNITHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,00040 F50 F60 F70 FSATURATES 1,700 FT ABOVE THE STATION, AT 52.0 FLOWEST CLOUD REPORTED, OVC 2,600 FTTEMPERATURE 60.8 FDEW POINT 53.6 FSPREAD 7.2 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 POINTTITLEWinona Muni, the airSTATION REPORT · ASOS ONATYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-09-27IDSR-ONA-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the southeast (130 degrees) at 3 mph: force 1, a light air on the Beaufort scale.

Plan of the wind at Winona Muni, north up: blowing from 130 degrees, the southeast, at 3 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 1, light air, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT ONAFIG. C THE WIND AT WINONA MUNIPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 130°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR1NOW, 3 MPH2LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEWinona Muni, the windSTATION REPORT · ASOS ONATYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-09-27IDSR-ONA-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Altura 5W (ALTM5), 6.5 miles from here, read 25 Sep, 08:00. measured daily

Elsewhere in Minnesota

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

Near St. Charles

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