KILX WSR-88D VAD Hodograph and Wind Profile

View the latest Velocity Azimuth Display (VAD) wind profile from the KILX WSR-88D NEXRAD weather radar near Springfield-Bloomington, IL. The hodograph plots horizontal wind vectors by height above ground, with color-coded altitude layers and optional METAR surface-wind data.

Latest profile valid .

Request and source metadata
URL CALL:    http://www.twisterdata.com/vad/vad.php?radar=KILX&resolution=high&qc=true&showprofile=true&showmeta=true&showhodo=true&showrings=true&ticmarks=axis&umin=-20&umax=50&vmin=-30&vmax=40&maxheight=12000&dynamicbounds=true&sfcstn=KAAA

RADAR SITE:  KILX - Springfield-Bloomington, IL (SFC ELEV 188 m AMSL)
NIDS SOURCE: https://tgftp.nws.noaa.gov/SL.us008001/DF.of/DC.radar/DS.48vwp/SI.kilx/sn.last
NIDS VALID:  2026-08-11 02:49 UTC

SFC STATION: KAAA (METAR)
SFC SOURCE:  https://aviationweather.gov/api/data/metar?ids=KAAA&format=json
SFC VALID:   2026-08-11 02:35 UTC
Decoded surface and VAD profile data

Surface observation

METAR KAAA 110235Z AUTO 19003KT 10SM CLR 27/25 A2997 RMK AO2 T02710247

VAD wind profile

QCHeight AGL (m)Speed (kt)Direction (°)RMS (kt)
OK103.0190—
OK11720.02043.0
OK20824.02042.2
OK36125.02143.8
OK42226.02182.7
OK54326.02263.5
OK72628.02402.9
OK100128.02553.4
OK103128.02542.6
OK133626.02624.1
OK136626.02624.3
OK164124.02614.0
OK170224.02573.8
OK194625.02583.5
OK218926.02633.5
OK225025.02653.6
OK255527.02712.8
OK276829.02762.9
OK286029.02813.4
OK316528.02972.6
OK343928.03102.6
OK347027.03122.6
OK377427.03123.1
OK407925.03163.7

QC keeps a level only where its wind speed exceeds twice its RMS fit error (the operational 2×RMS signal-to-noise test). FAIL rows are retained here for reference but excluded from QC-filtered plotting. A dash means the product reported no RMS for that level (kept, not assessable).

KILX WSR-88D NEXRAD VAD hodograph showing the wind profile by height near Springfield-Bloomington, IL, valid 2026-08-11 02:49 UTC