KIWA WSR-88D VAD Hodograph and Wind Profile

View the latest Velocity Azimuth Display (VAD) wind profile from the KIWA WSR-88D NEXRAD weather radar near Phoenix, AZ. 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=KIWA&resolution=high&qc=true&showprofile=true&showmeta=true&showhodo=true&showrings=true&ticmarks=axis&umin=-50&umax=30&vmin=-40&vmax=40&maxheight=12000&dynamicbounds=true&sfcstn=KIWA

RADAR SITE:  KIWA - Phoenix, AZ (SFC ELEV 415 m AMSL)
NIDS SOURCE: https://tgftp.nws.noaa.gov/SL.us008001/DF.of/DC.radar/DS.48vwp/SI.kiwa/sn.last
NIDS VALID:  2026-08-11 02:03 UTC

SFC STATION: KIWA (METAR)
SFC SOURCE:  https://aviationweather.gov/api/data/metar?ids=KIWA&format=json
SFC VALID:   2026-08-11 01:49 UTC
Decoded surface and VAD profile data

Surface observation

METAR KIWA 110149Z 28008KT 10SM CLR 39/14 A2981

VAD wind profile

QCHeight AGL (m)Speed (kt)Direction (°)RMS (kt)
OK108.0280—
FAIL19410.03057.3
FAIL3479.03195.7
OK49910.03134.7
FAIL56012.03116.0
OK77410.03062.9
OK80412.02991.9
OK104811.03454.2
OK38525.03371.0
FAIL41575.01993.2
OK42484.02181.9
OK872929.01292.8
OK1025321.01252.6

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).

KIWA WSR-88D NEXRAD VAD hodograph showing the wind profile by height near Phoenix, AZ, valid 2026-08-11 02:03 UTC