Storm Station
St. Clair, Minnesota
60° 66°/59°
Overcast· Feels like 60°·Light breeze 6 mph SSE
Patchy fog and a chance of showers and thunderstorms. Cloudy, with a low around 56. South southeast wind around 5 mph. Chance of precipitation is 50%.
0UV Low
-Air quality
87%Humidity
100%Cloud
Now
4:00 AM
60feels60
10%
now, overcast
Today
Sep 27
6659
30%
rain
Mon
Sep 28
7060
fog
Tue
Sep 29
6257
73%
12mph
showers light
Wed
Sep 30
6561
51%
showers light
Thu
Oct 1
6450
39%
18mph
drizzle light
Fri
Oct 2
6242
mostly clear day
Sat
Oct 3
6244
18mph
overcast
60°
66°59°
70°60°
62°57°
65°61°
64°50°
62°42°
62°44°

As of 4:00 AM in St. Clair, Minnesota.

What is measuring near here

The 5 instruments nearest St. Clair, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.2 miles away.

measured now3 instruments

MankatoMKT

At an airfield/10.3 mi away/1,020 ft/25 ft above here

temp, wind, gust, visibility, precip, pressure

Rank6of 732

Mankato US-169 Mile Post 52MN073

Beside a road/10.4 mi away/797 ft/198 ft below here

temp, pavement temp, wind, visibility, precip

Rank489of 732

Mankato - Minneopa SPMEOM5

At a river or reservoir gauge/14.5 mi away/924 ft/71 ft below here

temp, wind, gust, humidity, pressure

Rank275of 732

measured daily2 instruments

Saint Clair 0.2 SEMN-BU-15

In a volunteer observer's own ground/0.2 mi away/980 ft/15 ft below here

precip, snowfall, snow depth

Rank-

North MankatoNMAM5

At a cooperative observer's station/11.2 mi away/1,004 ft/9 ft above here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Mankato, drawn

The nearest airport reporting now, 10.3 mi from St. Clair. From its report of Sep 27, 2026, 3:56 AM local time: 3 of its 6 sheets.

The sky

Overcast at 1,300 ft; the ceiling is 1,300 ft; visibility 10 mi or more.

Section of the sky over Mankato, height above the station to scale: overcast cloud with its base at 1,300 feet, the ceiling at 1,300 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT MKTFIG. A THE SKY OVER MANKATOSECTION, 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 1,300 FTOVERCAST, 8 EIGHTHS OF THE SKYCEILING 1,300 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEMankato, the skySTATION REPORT · ASOS MKTTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-09-27IDSR-MKT-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

60.0 F with a dew point of 57.0 F, 90 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 700 ft up; the lowest cloud reported is at 1,300 ft.

Chart of the air at Mankato: temperature 60.0 degrees Fahrenheit and dew point 57.0, 90 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 700 feet above the station, against the lowest cloud reported at 1,300 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT MKTFIG. B THE AIR AT MANKATOTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00050 F60 F70 FSATURATES 700 FT ABOVE THE STATION, AT 56.3 FLOWEST CLOUD REPORTED, OVC 1,300 FTTEMPERATURE 60.0 FDEW POINT 57.0 FSPREAD 3.0 FRELATIVE HUMIDITY 90 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 POINTTITLEMankato, the airSTATION REPORT · ASOS MKTTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-09-27IDSR-MKT-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the south southeast (160 degrees) at 8 mph: force 3, a gentle breeze on the Beaufort scale.

Plan of the wind at Mankato, north up: blowing from 160 degrees, the south southeast, at 8 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 3, gentle breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT MKTFIG. C THE WIND AT MANKATOPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 160°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE8NOW, 8 MPH4MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEMankato, the windSTATION REPORT · ASOS MKTTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-09-27IDSR-MKT-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at North Mankato (NMAM5), 11.2 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. Clair

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