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Nokomis, Illinois

City in Montgomery County, Illinois

Air quality

The air at Nokomis

Index 14, good, led by fine particles. Read at 12 AM from its reporting area, Decatur (IL), 42 miles off.

14Good
  • Fine particles (PM2.5)14Good-
  • Ozone7Good-

The days ahead

Good each day through Mon Oct 19, led by fine particles. Yesterday measured 45, good.

Smoke, the next 43 hours

No smoke near the ground through Sat 7 PM.

FriSat

Precipitation

What has fallen at Nokomis

0.97 in in the last 24 hours, 1.15 in over the last 3 days, to Fri 12 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.97in
Last 3 days
1.15in

Visibility

How far you can see at Nokomis, the next 43 hours

Visibility stays 5 miles or more through Sat 7 PM, lowest 6 miles Fri 3 PM.

FriSat

On the radar over Nokomis, IllinoisReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 5 instruments nearest Nokomis, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 4.6 miles away.

measured now3 instruments

TaylorvilleTAZ

At an airfield/16.3 mi away/623 ft/55 ft below here

temp, wind, gust, visibility, precip, pressure

Rank-

measured daily2 instruments

Nokomis 4.5 NWIL-MY-1

In a volunteer observer's own ground/4.6 mi away/643 ft/35 ft below here

precip, snowfall, snow depth

Rank-

MorrisonvilleMRVI2

At a cooperative observer's station/12.4 mi away/630 ft/48 ft below here

snowfall, snow depth, precip, high, low

Rank159of 1,393

Station report

The weather at Citizen station GW6177, drawn

The nearest instrument reporting now, 18.9 mi from Nokomis, Illinois. From its report of undefined: 3 of its 4 sheets.

The wind

From the west southwest (258 degrees) at 6 mph, gusting 8 mph: force 2, a light breeze on the Beaufort scale.

Plan of the wind at Citizen station GW6177, north up: blowing from 258 degrees, the west southwest, at 6 miles an hour, gusting 8; beside it the Beaufort scale from calm to hurricane force, force 2, light breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT GW6177FIG. C THE WIND AT CITIZEN STATION GW6177PLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 258°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 6 MPH3GENTLE BREEZE8GUST, 8 MPH4MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLECitizen station GW6177, the windSTATION REPORT · CWOP GW6177TYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 1 of 4DATE2026-10-16IDSR-GW6177-1DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008

The column

At 648 ft above sea level, 2 per cent of the atmosphere's air lies below the station. The standard atmosphere puts the pressure there at 29.23 inHg and the temperature at 56.7 F; the station's altimeter setting of 30.00 inHg means its barometer reads 29.30 inHg; it reports 56.0 F, 0.7 F colder than standard.

Section from sea level of where Citizen station GW6177 stands in the atmosphere, height to scale: the station 648 feet above sea level with 2 per cent of the air below it; the standard atmosphere's pressure there, 29.23 inches of mercury, and temperature, 56.7 degrees Fahrenheit; the altimeter setting of 30.00 and the station pressure it means, 29.30.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT GW6177FIG. D WHERE CITIZEN STATION GW6177 STANDS IN THE ATMOSPHERESECTION FROM SEA LEVEL, HEIGHT TO SCALE, THE STATION IN THE STANDARD ATMOSPHEREFT ABOVE SEA LEVEL05,00010,00015,000SEA LEVEL, 29.92 inHg IN THE STANDARD ATMOSPHERECITIZEN STATION GW61772 PER CENT OF THE AIR BELOW IT648 FT10 PER CENT OF THE AIR BELOW, 2,890 FT20 PER CENT OF THE AIR BELOW, 6,050 FT30 PER CENT OF THE AIR BELOW, 9,540 FT40 PER CENT OF THE AIR BELOW, 13,470 FTSTANDARD PRESSURE HERE29.23 inHgSTANDARD TEMPERATURE HERE56.7 FALTIMETER SETTING, REPORTED30.00 inHgITS BAROMETER READS29.30 inHgTEMPERATURE, REPORTED56.0 FTITLECitizen station GW6177, the columnSTATION REPORT · CWOP GW6177TYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 4DATE2026-10-16IDSR-GW6177-2DRAWN AS linework on paperSOURCES FB-ENG-001, FB-ENG-003

The sun

On Oct 16 the noon sun stands 42 degrees above the horizon at 39.22 N, and the day is 11 h 00 min long. Level ground there takes 67 per cent of the noon sunlight a surface facing the sun would.

Elevation of the noon sun at Citizen station GW6177, angles true: on Oct 16 it stands 42 degrees above the horizon, against 74 at the June solstice, 51 at the equinoxes and 27 at the December solstice; the day is 11 h 00 min long.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT GW6177FIG. E THE SUN AT CITIZEN STATION GW6177ELEVATION LOOKING WEST, SOUTH TO THE LEFT: THE NOON SUN ON THE DAY OF THE REPORT, AND AT THE SOLSTICES AND EQUINOXES; ANGLES TRUETHE STATIONJUNE SOLSTICE 74°EQUINOXES 51°DECEMBER SOLSTICE 27°OCT 16, 42°SOUTHANGLES TRUE; THE RAYS ARE OF ONE LENGTH AND DRAW DIRECTION ONLYDAY LENGTH 11 H 00 MINLEVEL GROUND TAKES 67 PER CENT OF THE NOON SUN A FACING SURFACE WOULDLATITUDE 39.22 N; THE SUN'S DECLINATION -9.1°TITLECitizen station GW6177, the sunSTATION REPORT · CWOP GW6177TYPEELEVATIONSCALEANGLES TRUEREVAS REPORTED SHEET 3 of 4DATE2026-10-16IDSR-GW6177-3DRAWN AS linework on paperSOURCES FB-ENG-007

The full report of Citizen station GW6177, in 4 sheets, each beside the Field Book plates that explain it

0in

Snow on the ground

Measured at Morrisonville (MRVI2), 12.4 miles from here, read 15 Oct, 10:00. measured daily

Elsewhere in Illinois

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

Near Nokomis

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

Near Nokomis

River and lake gauges