KLZK WSR-88D VAD Hodograph and Wind Profile

View the latest Velocity Azimuth Display (VAD) wind profile from the KLZK WSR-88D NEXRAD weather radar near Little Rock, AR. 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=KLZK&resolution=high&qc=true&showprofile=true&showmeta=true&showhodo=true&showrings=true&ticmarks=axis&umin=-30&umax=30&vmin=-20&vmax=40&maxheight=12000&dynamicbounds=true&sfcstn=KLIT

RADAR SITE:  KLZK - Little Rock, AR (SFC ELEV 173 m AMSL)
NIDS SOURCE: https://tgftp.nws.noaa.gov/SL.us008001/DF.of/DC.radar/DS.48vwp/SI.klzk/sn.last
NIDS VALID:  2026-08-11 02:08 UTC

SFC STATION: KLIT (METAR)
SFC SOURCE:  https://aviationweather.gov/api/data/metar?ids=KLIT&format=json
SFC VALID:   2026-08-11 01:53 UTC
Decoded surface and VAD profile data

Surface observation

METAR KLIT 110153Z 20007KT 10SM FEW250 30/21 A3003 RMK AO2 SLP167 T03000206

VAD wind profile

QCHeight AGL (m)Speed (kt)Direction (°)RMS (kt)
OK107.0200—
OK13217.01994.1
OK19321.01974.7
OK34519.01923.7
OK43617.01993.4
OK55817.02034.4
OK74115.02074.1
OK101612.02264.3
OK104612.02223.4
OK135111.02343.3
OK16569.02223.1
OK16869.02223.2
FAIL19607.02103.6
OK21746.02182.6
FAIL22655.02202.7
OK25705.02272.1
FAIL27223.02732.1
FAIL28754.03092.5
OK31806.03301.8
OK34245.072.2

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).

KLZK WSR-88D NEXRAD VAD hodograph showing the wind profile by height near Little Rock, AR, valid 2026-08-11 02:08 UTC