TJUA WSR-88D VAD Hodograph and Wind Profile

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

RADAR SITE:  TJUA - San Juan, PR (SFC ELEV 867 m AMSL)
NIDS SOURCE: https://tgftp.nws.noaa.gov/SL.us008001/DF.of/DC.radar/DS.48vwp/SI.tjua/sn.last
NIDS VALID:  2026-08-02 06:55 UTC

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

Surface observation

METAR TJSJ 020656Z 09008KT 10SM FEW025 SCT075 28/23 A2999 RMK AO2 SLP153 T02780233 $

VAD wind profile

QCHeight AGL (m)Speed (kt)Direction (°)RMS (kt)
OK108.090—
OK13919.01092.5
OK20019.01102.2
OK35218.01092.6
OK38317.01113.9
OK56616.01083.8
OK65716.01194.2
OK77917.01013.9
OK96220.01122.4
OK105313.0913.0
OK126715.01244.8
FAIL13897.01024.8
FAIL15727.0924.5
FAIL17244.0994.3
FAIL18765.0824.9
FAIL21814.0933.9
FAIL22124.0914.2
FAIL24863.0263.1
FAIL27915.0573.4
FAIL30964.03482.8
FAIL34003.0342.9
FAIL34612.052.6
OK37055.02951.4
OK401015.01002.6
FAIL42843.02802.0
FAIL43153.02752.5
FAIL46203.01664.3
FAIL49242.01921.9
FAIL52292.02182.1
OK53215.02682.1
OK58395.01182.3
FAIL62963.02992.0
FAIL67532.02911.9
FAIL70583.02443.2
FAIL73633.02532.5
OK76689.02014.2
OK827715.01921.4

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).

TJUA WSR-88D NEXRAD VAD hodograph showing the wind profile by height near San Juan, PR, valid 2026-08-02 06:55 UTC