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Donaldson, Indiana

Community in Marshall County, Indiana

Air quality

The air at Donaldson

Index 19, good, led by ozone. Read at 12 PM from its reporting area, South Bend (IN), 22 miles off.

19Good
  • Fine particles (PM2.5)5Good-
  • Ozone19Good16 ppb22.5 mi

The days ahead

Highest moderate, Sun Oct 18, led by ozone. Yesterday measured 27, good.

Smoke, the next 45 hours

No smoke near the ground through Sun 8 AM.

FriSatSun

Precipitation

What has fallen at Donaldson

0.07 in in the last 24 hours, 0.70 in over the last 3 days, to Fri 11 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.07in
Last 3 days
0.70in

Visibility

How far you can see at Donaldson, the next 45 hours

Visibility stays 4 miles or more through Sun 8 AM, lowest 5 miles Fri 5 PM.

FriSatSun

On the radar over Donaldson, IndianaReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 6 instruments nearest Donaldson, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.9 miles away.

measured now4 instruments

PlymouthC65

At an airfield/7.4 mi away/801 ft/20 ft above here

temp, wind, gust, visibility, precip, pressure

Rank304of 1,111

ArgosIN004

Beside a road/12.7 mi away/829 ft/48 ft above here

temp, pavement temp, wind, visibility, precip

Rank731of 1,111

measured daily2 instruments

Plymouth 7.7 WIN-ML-31

In a volunteer observer's own ground/1.9 mi away/745 ft/36 ft below here

precip, snowfall, snow depth

Rank-

PlymouthPMTI3

At a cooperative observer's station/5.8 mi away/820 ft/39 ft above here

snowfall, snow depth, precip, high, low

Rank23of 1,111

Station report

The weather at Plymouth, drawn

The nearest airport reporting now, 7.4 mi from Donaldson, Indiana. From its report of Oct 16, 2026, 12:15 PM local time: 3 of its 6 sheets.

The sky

Broken at 2,000 ft, broken at 2,400 ft, overcast at 2,900 ft; the ceiling is 2,000 ft; visibility 10 mi or more.

Section of the sky over Plymouth, height above the station to scale: broken cloud with its base at 2,000 feet, broken cloud with its base at 2,400 feet, overcast cloud with its base at 2,900 feet, the ceiling at 2,000 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT C65FIG. A THE SKY OVER PLYMOUTHSECTION, 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 STATION01,0002,0003,0004,0005,000ETAGESLOWTHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETOVC 2,900 FTOVERCAST, 8 EIGHTHS OF THE SKYBKN 2,400 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYBKN 2,000 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYCEILING 2,000 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEPlymouth, the skySTATION REPORT · ASOS C65TYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-C65-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

53.6 F with a dew point of 53.6 F, 100 per cent relative humidity. The air is saturated at the ground; the lowest cloud reported is at 2,000 ft.

Chart of the air at Plymouth: temperature 53.6 degrees Fahrenheit and dew point 53.6, 100 per cent relative humidity; the air saturated at the ground, against the lowest cloud reported at 2,000 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT C65FIG. B THE AIR AT PLYMOUTHTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00040 F50 F60 FSATURATED AT THE GROUNDLOWEST CLOUD REPORTED, BKN 2,000 FTTEMPERATURE AND DEW POINT 53.6 F, 53.6 FRELATIVE HUMIDITY 100 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 POINTTITLEPlymouth, the airSTATION REPORT · ASOS C65TYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-C65-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the west northwest (290 degrees) at 21 mph, gusting 31 mph: force 5, a fresh breeze on the Beaufort scale. The strongest gust today was 31 mph.

Plan of the wind at Plymouth, north up: blowing from 290 degrees, the west northwest, at 21 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 C65FIG. C THE WIND AT PLYMOUTHPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 290°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE19NOW, 21 MPH6STRONG BREEZE25GUST, 31 MPH7NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEPlymouth, the windSTATION REPORT · ASOS C65TYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-C65-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Plymouth (PMTI3), 5.8 miles from here, read 16 Oct, 06:30. measured daily

Elsewhere in Indiana

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

Near Donaldson

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

Near Donaldson

River and lake gauges