Storm Station
Savanna, Illinois
56°
Partly cloudy· Feels like 56°·Light air 4 mph E
Partly sunny. High near 70, with temperatures falling to around 68 in the afternoon. East wind around 0 mph.
-UV
-Air quality
70%Humidity
68%Cloud

What is measuring near here

The 4 instruments nearest Savanna, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.9 miles away.

measured now2 instruments

SavannaSFY

At an airfield/3.7 mi away/617 ft/79 ft below here

temp, wind, gust, visibility, precip, pressure

Rank281of 417

measured daily2 instruments

Savanna 0.9 WNWIL-CR-6

In a volunteer observer's own ground/0.9 mi away/614 ft/82 ft below here

precip, snowfall, snow depth

Rank-

Mount CarrollMTCI2

At a cooperative observer's station/8.0 mi away/725 ft/29 ft above here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Savanna, drawn

The nearest airport reporting now, 3.7 mi from Savanna. From its report of Sep 27, 2026, 6:55 AM 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 Savanna, 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 SFYFIG. A THE SKY OVER SAVANNASECTION, 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 MORE0510TITLESavanna, the skySTATION REPORT · ASOS SFYTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-09-27IDSR-SFY-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

50.5 F with a dew point of 49.5 F, 96 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 200 ft up.

Chart of the air at Savanna: temperature 50.5 degrees Fahrenheit and dew point 49.5, 96 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 200 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT SFYFIG. B THE AIR AT SAVANNATHE 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 FSATURATES 200 FT ABOVE THE STATION, AT 49.3 FTEMPERATURE AND DEW POINT 50.5 F, 49.5 FRELATIVE HUMIDITY 96 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 POINTTITLESavanna, the airSTATION REPORT · ASOS SFYTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-09-27IDSR-SFY-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the northeast (50 degrees) at 3 mph: force 1, a light air on the Beaufort scale.

Plan of the wind at Savanna, north up: blowing from 50 degrees, the northeast, 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 SFYFIG. C THE WIND AT SAVANNAPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 50°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR1NOW, 3 MPH2LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLESavanna, the windSTATION REPORT · ASOS SFYTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-09-27IDSR-SFY-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

-in

Snow on the ground

Elsewhere in Illinois

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

Near Savanna

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