KGRK WSR-88D VAD Hodograph and Wind Profile

View the latest Velocity Azimuth Display (VAD) wind profile from the KGRK WSR-88D NEXRAD weather radar near Killeen (Ft. Hood), TX. 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=KGRK&resolution=high&qc=true&showprofile=true&showmeta=true&showhodo=true&showrings=true&ticmarks=axis&umin=-20&umax=40&vmin=-40&vmax=20&maxheight=12000&dynamicbounds=true&sfcstn=KGTU

RADAR SITE:  KGRK - Killeen (Ft. Hood), TX (SFC ELEV 164 m AMSL)
NIDS SOURCE: https://tgftp.nws.noaa.gov/SL.us008001/DF.of/DC.radar/DS.48vwp/SI.kgrk/sn.last
NIDS VALID:  2026-08-02 06:56 UTC

SFC STATION: KGTU (METAR)
SFC SOURCE:  https://aviationweather.gov/api/data/metar?ids=KGTU&format=json
SFC VALID:   2026-08-02 06:55 UTC
Decoded surface and VAD profile data

Surface observation

METAR KGTU 020655Z AUTO 32007KT 10SM FEW190 BKN240 27/21 A2991 RMK AO2 SLP120 T02720206

VAD wind profile

QCHeight AGL (m)Speed (kt)Direction (°)RMS (kt)
OK107.0320—
OK11022.03243.8
OK14123.03253.1
OK20225.03283.6
OK35422.03382.6
OK44623.03471.9
OK53720.03492.6
OK75018.012.8
OK102516.093.5
OK105516.083.2
OK133017.093.3
OK136017.093.7
OK166520.0133.9
OK169521.0134.3
OK197027.074.1
OK218325.044.3
OK227426.034.0
OK257924.094.2
OK273225.074.1
OK288425.064.5
OK318924.03563.7
OK343317.03385.3
OK349420.03465.0
OK379827.03495.4
OK410316.03393.0
OK422516.0193.0
OK440819.0223.8
OK471312.03211.7
OK501818.03271.8
OK526115.03242.4
OK532222.03231.7
OK562731.03152.2
OK593225.03111.7
OK623727.03061.9
OK654225.02862.5
OK657223.02893.3
OK684623.02583.5
OK715126.02723.4
OK745627.02743.5
OK806628.02703.0
OK898028.02611.9

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).

KGRK WSR-88D NEXRAD VAD hodograph showing the wind profile by height near Killeen (Ft. Hood), TX, valid 2026-08-02 06:56 UTC