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=-20&umax=50&vmin=-40&vmax=30&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:  2026-08-11 02:46 UTC

SFC STATION: KSUS (METAR)
SFC SOURCE:  https://aviationweather.gov/api/data/metar?ids=KSUS&format=json
SFC VALID:   2026-08-11 01:54 UTC
Decoded surface and VAD profile data

Surface observation

METAR KSUS 110154Z 19005KT 10SM FEW110 30/26 A2995 RMK AO2 SLP131 T03000256

VAD wind profile

QCHeight AGL (m)Speed (kt)Direction (°)RMS (kt)
OK105.0190—
OK12011.01875.0
OK21117.02013.7
OK33319.02082.7
OK42520.02193.0
OK57718.02263.1
OK72918.02272.7
OK103420.02322.3
OK106520.02312.2
OK133922.02322.4
OK136922.02303.0
OK164426.02302.5
OK167426.02312.5
OK194923.02322.6
OK216218.02412.9
OK225315.02452.8
OK255813.02592.2
OK274110.02812.7
OK286311.02883.0
OK316815.02992.3
OK341218.03032.0
OK347318.03022.0
OK377719.03032.5
OK408217.02921.4
OK438716.03011.2
OK469229.02932.1

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 2026-08-11 02:46 UTC