KRTX WSR-88D VAD Hodograph and Wind Profile

View the latest Velocity Azimuth Display (VAD) wind profile from the KRTX WSR-88D NEXRAD weather radar near Portland, OR. 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=KRTX&resolution=high&qc=true&showprofile=true&showmeta=true&showhodo=true&showrings=true&ticmarks=axis&umin=-20&umax=20&vmin=-30&vmax=10&maxheight=12000&dynamicbounds=true&sfcstn=KHIO

RADAR SITE:  KRTX - Portland, OR (SFC ELEV 492 m AMSL)
NIDS SOURCE: https://tgftp.nws.noaa.gov/SL.us008001/DF.of/DC.radar/DS.48vwp/SI.krtx/sn.last
NIDS VALID:  2026-08-02 10:47 UTC

SFC STATION: KHIO (METAR)
SFC SOURCE:  https://aviationweather.gov/api/data/metar?ids=KHIO&format=json
SFC VALID:   2026-08-02 10:53 UTC
Decoded surface and VAD profile data

Surface observation

METAR KHIO 021053Z AUTO 33003KT 10SM BKN060 12/09 A3022 RMK AO2 SLP232 T01170094

VAD wind profile

QCHeight AGL (m)Speed (kt)Direction (°)RMS (kt)
OK103.0330—
OK11815.03284.0
OK20916.03293.3
OK33116.03523.6
OK42216.03413.4
OK54414.03493.0
OK72714.03491.9
OK78812.03462.5
OK103213.002.1
OK106311.03552.8
OK133718.03524.3
FAIL13675.03484.1
OK16426.03242.5

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).

KRTX WSR-88D NEXRAD VAD hodograph showing the wind profile by height near Portland, OR, valid 2026-08-02 10:47 UTC