KGYX WSR-88D VAD Hodograph and Wind Profile

View the latest Velocity Azimuth Display (VAD) wind profile from the KGYX WSR-88D NEXRAD weather radar near Portland, ME. 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=KGYX&resolution=high&qc=true&showprofile=true&showmeta=true&showhodo=true&showrings=true&ticmarks=axis&umin=-20&umax=60&vmin=-30&vmax=50&maxheight=12000&dynamicbounds=true&sfcstn=KLEW

RADAR SITE:  KGYX - Portland, ME (SFC ELEV 125 m AMSL)
NIDS SOURCE: https://tgftp.nws.noaa.gov/SL.us008001/DF.of/DC.radar/DS.48vwp/SI.kgyx/sn.last
NIDS VALID:  2026-08-02 06:50 UTC

SFC STATION: KLEW (METAR)
SFC SOURCE:  https://aviationweather.gov/api/data/metar?ids=KLEW&format=json
SFC VALID:   2026-08-02 06:56 UTC
Decoded surface and VAD profile data

Surface observation

METAR KLEW 020656Z AUTO 00000KT 10SM CLR 18/18 A2997 RMK AO2 SLP152 T01780178 PNO $

VAD wind profile

QCHeight AGL (m)Speed (kt)Direction (°)RMS (kt)
OK100.00—
FAIL1197.01638.8
FAIL18010.01826.5
FAIL3328.02306.7
OK48517.02474.1
FAIL54611.02278.6
OK75913.02555.7
OK78918.02254.6
OK109416.02143.1
OK139912.02142.7
OK536124.02370.9
OK566629.02421.3
OK597128.02441.3
OK658130.02481.4
OK719040.02451.5
OK749549.02511.4

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).

KGYX WSR-88D NEXRAD VAD hodograph showing the wind profile by height near Portland, ME, valid 2026-08-02 06:50 UTC