KLSX WSR-88D VAD Hodograph and Wind Profile

View the latest Velocity Azimuth Display (VAD) wind profile from the KLSX WSR-88D NEXRAD weather radar near St Louis, MO. 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=KLSX&resolution=high&qc=true&showprofile=true&showmeta=true&showhodo=true&showrings=true&ticmarks=axis&umin=-40&umax=20&vmin=-50&vmax=10&maxheight=12000&dynamicbounds=true&sfcstn=KSUS

RADAR SITE:  KLSX - St Louis, MO (SFC ELEV 185 m AMSL)
NIDS SOURCE: https://tgftp.nws.noaa.gov/SL.us008001/DF.of/DC.radar/DS.48vwp/SI.klsx/sn.last
NIDS VALID:  2026-08-02 06:51 UTC

SFC STATION: KSUS (METAR)
SFC SOURCE:  https://aviationweather.gov/api/data/metar?ids=KSUS&format=json
SFC VALID:   2026-08-02 06:54 UTC
Decoded surface and VAD profile data

Surface observation

METAR KSUS 020654Z 34007KT 10SM OVC015 21/19 A2977 RMK AO2 SLP075 P0001 T02060189 $

VAD wind profile

QCHeight AGL (m)Speed (kt)Direction (°)RMS (kt)
OK107.0340—
OK12017.03468.4
OK21123.03427.1
OK33324.015.5
OK42526.035.6
OK54726.095.7
OK72930.0155.1
OK76030.0164.8
OK103430.0215.5
OK106531.0225.3
OK133927.0154.6
OK136930.0144.6
OK164429.0193.6
OK167432.0155.2
OK194934.0265.5
OK216229.0164.5
OK225329.0193.7
OK255833.0363.7
OK286337.0393.4

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).

KLSX WSR-88D NEXRAD VAD hodograph showing the wind profile by height near St Louis, MO, valid 2026-08-02 06:51 UTC