Storm Station
Sign in

Ursa, Illinois

Village in Adams County, Illinois

Air quality

The air at Ursa

Index 21, good, led by ozone. Read at 11 PM from its reporting area, Mark Twain State Park (MO), 47 miles off.

21Good
  • Ozone21Good20 ppb11.4 mi
  • Coarse particles (PM10)8Good-

The days ahead

Yesterday measured 19, good.

Smoke, the next 45 hours

No smoke near the ground through Sun 7 PM.

SatSun

Precipitation

What has fallen at Ursa

None in the last 24 hours; 0.45 in over the last 3 days, to Fri 10 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.45in

Visibility

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

Visibility stays 8 miles or more through Sun 7 PM, lowest 8 miles Sat 8 AM.

SatSun

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

What is measuring near here

The 6 instruments nearest Ursa, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 7.2 miles away.

measured now4 instruments

QuincyUIN

At an airfield/13.0 mi away/768 ft/159 ft above here

temp, wind, gust, visibility, precip, pressure

Rank2of 1,419

measured daily2 instruments

QuincyQLDI2

At a cooperative observer's station/17.0 mi away/607 ft/2 ft below here

snowfall, snow depth, precip, high, low

Rank802of 1,419

Station report

The weather at Quincy, drawn

The nearest airport reporting now, 13.0 mi from Ursa, Illinois. From its report of Oct 16, 2026, 10:54 PM local time: 3 of its 6 sheets.

The sky

No cloud below 12,000 ft; visibility 10 mi or more.

Section of the sky over Quincy, height above the station to scale: no cloud detected below 12,000 feet, the reach of its ceilometer, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT UINFIG. A THE SKY OVER QUINCYSECTION, 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 SHEETNO CLOUD DETECTED BELOW 12,000 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEQuincy, the skySTATION REPORT · ASOS UINTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-17IDSR-UIN-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

44.0 F with a dew point of 39.0 F, 82 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,100 ft up.

Chart of the air at Quincy: temperature 44.0 degrees Fahrenheit and dew point 39.0, 82 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,100 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT UINFIG. B THE AIR AT QUINCYTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00030 F40 F50 FSATURATES 1,100 FT ABOVE THE STATION, AT 37.9 FTEMPERATURE 44.0 FDEW POINT 39.0 FSPREAD 5.0 FRELATIVE HUMIDITY 82 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 POINTTITLEQuincy, the airSTATION REPORT · ASOS UINTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-17IDSR-UIN-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the northwest (310 degrees) at 8 mph: force 3, a gentle breeze on the Beaufort scale. The strongest gust today was 36 mph.

Plan of the wind at Quincy, north up: blowing from 310 degrees, the northwest, 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 UINFIG. C THE WIND AT QUINCYPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 310°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE8NOW, 8 MPH4MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEQuincy, the windSTATION REPORT · ASOS UINTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-17IDSR-UIN-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Mississippi River AT Quincy LD21 (QLDI2), 17.0 miles from here, read 16 Oct, 06:00. measured daily

Elsewhere in Illinois

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

Near Ursa

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

Near Ursa

River and lake gauges